diff --git a/site_ansto/instrument/bilby/config/chopper/sct_astrium_chopper.tcl b/site_ansto/instrument/bilby/config/chopper/sct_astrium_chopper.tcl
index 4a45f219..34de087d 100644
--- a/site_ansto/instrument/bilby/config/chopper/sct_astrium_chopper.tcl
+++ b/site_ansto/instrument/bilby/config/chopper/sct_astrium_chopper.tcl
@@ -177,8 +177,16 @@ proc ::scobj::astrium_chopper::readState {tc_root} {
             set rhs "[string trim [lindex ${lst} 1]]"
             sct "attr_${lhs}" "${rhs}"
             set base [pathname [sct]]
-            foreach node [list ASPEED RSPEED APHASE RPHASE MASTER] {
-              if { [string equal -nocase "${lhs}" "${node}"] } {
+            switch [string toupper ${lhs}] {
+              "ASPEED" {
+                if [string is double "${rhs}"] {
+                  set freq [expr "${rhs}" / 60.0]
+                  if { "[hval ${base}/frequency]" != "${freq}" } {
+                    hset ${base}/frequency ${freq}
+                  }
+                }
+              }
+              "RSPEED" - "APHASE" - "RPHASE" - "MASTER" {
                 if { "[hval ${base}/${node}]" != "${rhs}" } {
                   hset ${base}/${node} "${rhs}"
                 }
@@ -245,333 +253,377 @@ proc ::scobj::astrium_chopper::mkDriver { sct_controller name device_class simul
 
     set scobj_hpath /sics/${name}
 
-    hfactory ${scobj_hpath}/blade_1 plain spy none
+    hfactory ${scobj_hpath}/disk_1 plain spy none
 
-    hfactory ${scobj_hpath}/blade_1/aphase plain user float
-    hsetprop ${scobj_hpath}/blade_1/aphase control true
-    hsetprop ${scobj_hpath}/blade_1/aphase data true
-    hsetprop ${scobj_hpath}/blade_1/aphase mutable true
-    hsetprop ${scobj_hpath}/blade_1/aphase nxsave true
-    hsetprop ${scobj_hpath}/blade_1/aphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_1/aphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_1/aphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_1/aphase type "part"
-    hsetprop ${scobj_hpath}/blade_1/aphase nxalias "${name}_blade_1_aphase"
+    hfactory ${scobj_hpath}/disk_1/aphase plain user float
+    hsetprop ${scobj_hpath}/disk_1/aphase control true
+    hsetprop ${scobj_hpath}/disk_1/aphase data true
+    hsetprop ${scobj_hpath}/disk_1/aphase mutable true
+    hsetprop ${scobj_hpath}/disk_1/aphase nxsave true
+    hsetprop ${scobj_hpath}/disk_1/aphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_1/aphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_1/aphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_1/aphase type "part"
+    hsetprop ${scobj_hpath}/disk_1/aphase nxalias "${name}_disk_1_aphase"
 
-    hfactory ${scobj_hpath}/blade_1/aspeed plain user float
-    hsetprop ${scobj_hpath}/blade_1/aspeed control true
-    hsetprop ${scobj_hpath}/blade_1/aspeed data true
-    hsetprop ${scobj_hpath}/blade_1/aspeed mutable true
-    hsetprop ${scobj_hpath}/blade_1/aspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_1/aspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_1/aspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_1/aspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_1/aspeed type "part"
-    hsetprop ${scobj_hpath}/blade_1/aspeed nxalias "${name}_blade_1_aspeed"
+    hfactory ${scobj_hpath}/disk_1/aspeed plain user float
+    hsetprop ${scobj_hpath}/disk_1/aspeed control true
+    hsetprop ${scobj_hpath}/disk_1/aspeed data true
+    hsetprop ${scobj_hpath}/disk_1/aspeed mutable true
+    hsetprop ${scobj_hpath}/disk_1/aspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_1/aspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_1/aspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_1/aspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_1/aspeed type "part"
+    hsetprop ${scobj_hpath}/disk_1/aspeed nxalias "${name}_disk_1_aspeed"
 
-    hfactory ${scobj_hpath}/blade_1/master plain user text
-    hsetprop ${scobj_hpath}/blade_1/master control true
-    hsetprop ${scobj_hpath}/blade_1/master data true
-    hsetprop ${scobj_hpath}/blade_1/master mutable true
-    hsetprop ${scobj_hpath}/blade_1/master nxsave true
-    hsetprop ${scobj_hpath}/blade_1/master oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_1/master klass "parameter"
-    hsetprop ${scobj_hpath}/blade_1/master sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_1/master type "part"
-    hsetprop ${scobj_hpath}/blade_1/master nxalias "${name}_blade_1_master"
+    hfactory ${scobj_hpath}/disk_1/frequency plain user float
+    hsetprop ${scobj_hpath}/disk_1/frequency control true
+    hsetprop ${scobj_hpath}/disk_1/frequency data true
+    hsetprop ${scobj_hpath}/disk_1/frequency mutable true
+    hsetprop ${scobj_hpath}/disk_1/frequency nxsave true
+    hsetprop ${scobj_hpath}/disk_1/frequency oldval 0.0
+    hsetprop ${scobj_hpath}/disk_1/frequency klass "parameter"
+    hsetprop ${scobj_hpath}/disk_1/frequency sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_1/frequency type "part"
+    hsetprop ${scobj_hpath}/disk_1/frequency nxalias "${name}_disk_1_frequency"
 
-    hfactory ${scobj_hpath}/blade_1/rphase plain user float
-    hsetprop ${scobj_hpath}/blade_1/rphase control true
-    hsetprop ${scobj_hpath}/blade_1/rphase data true
-    hsetprop ${scobj_hpath}/blade_1/rphase mutable true
-    hsetprop ${scobj_hpath}/blade_1/rphase nxsave true
-    hsetprop ${scobj_hpath}/blade_1/rphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_1/rphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_1/rphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_1/rphase type "part"
-    hsetprop ${scobj_hpath}/blade_1/rphase nxalias "${name}_blade_1_rphase"
+    hfactory ${scobj_hpath}/disk_1/master plain user text
+    hsetprop ${scobj_hpath}/disk_1/master control true
+    hsetprop ${scobj_hpath}/disk_1/master data true
+    hsetprop ${scobj_hpath}/disk_1/master mutable true
+    hsetprop ${scobj_hpath}/disk_1/master nxsave true
+    hsetprop ${scobj_hpath}/disk_1/master oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_1/master klass "parameter"
+    hsetprop ${scobj_hpath}/disk_1/master sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_1/master type "part"
+    hsetprop ${scobj_hpath}/disk_1/master nxalias "${name}_disk_1_master"
 
-    hfactory ${scobj_hpath}/blade_1/rspeed plain user float
-    hsetprop ${scobj_hpath}/blade_1/rspeed control true
-    hsetprop ${scobj_hpath}/blade_1/rspeed data true
-    hsetprop ${scobj_hpath}/blade_1/rspeed mutable true
-    hsetprop ${scobj_hpath}/blade_1/rspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_1/rspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_1/rspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_1/rspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_1/rspeed type "part"
-    hsetprop ${scobj_hpath}/blade_1/rspeed nxalias "${name}_blade_1_rspeed"
+    hfactory ${scobj_hpath}/disk_1/rphase plain user float
+    hsetprop ${scobj_hpath}/disk_1/rphase control true
+    hsetprop ${scobj_hpath}/disk_1/rphase data true
+    hsetprop ${scobj_hpath}/disk_1/rphase mutable true
+    hsetprop ${scobj_hpath}/disk_1/rphase nxsave true
+    hsetprop ${scobj_hpath}/disk_1/rphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_1/rphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_1/rphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_1/rphase type "part"
+    hsetprop ${scobj_hpath}/disk_1/rphase nxalias "${name}_disk_1_rphase"
 
-    hfactory ${scobj_hpath}/blade_1/state plain user text
-    hsetprop ${scobj_hpath}/blade_1/state read ${ns}::fetchState ${scobj_hpath} readState {1}
-    hsetprop ${scobj_hpath}/blade_1/state readState ${ns}::readState ${scobj_hpath}
-    hsetprop ${scobj_hpath}/blade_1/state control true
-    hsetprop ${scobj_hpath}/blade_1/state data true
-    hsetprop ${scobj_hpath}/blade_1/state mutable true
-    hsetprop ${scobj_hpath}/blade_1/state nxsave true
-    hsetprop ${scobj_hpath}/blade_1/state oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_1/state klass "parameter"
-    hsetprop ${scobj_hpath}/blade_1/state my_state "idle"
-    hsetprop ${scobj_hpath}/blade_1/state sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_1/state type "part"
-    hsetprop ${scobj_hpath}/blade_1/state nxalias "${name}_blade_1_state"
+    hfactory ${scobj_hpath}/disk_1/rspeed plain user float
+    hsetprop ${scobj_hpath}/disk_1/rspeed control true
+    hsetprop ${scobj_hpath}/disk_1/rspeed data true
+    hsetprop ${scobj_hpath}/disk_1/rspeed mutable true
+    hsetprop ${scobj_hpath}/disk_1/rspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_1/rspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_1/rspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_1/rspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_1/rspeed type "part"
+    hsetprop ${scobj_hpath}/disk_1/rspeed nxalias "${name}_disk_1_rspeed"
+
+    hfactory ${scobj_hpath}/disk_1/state plain user text
+    hsetprop ${scobj_hpath}/disk_1/state read ${ns}::fetchState ${scobj_hpath} readState {1}
+    hsetprop ${scobj_hpath}/disk_1/state readState ${ns}::readState ${scobj_hpath}
+    hsetprop ${scobj_hpath}/disk_1/state control true
+    hsetprop ${scobj_hpath}/disk_1/state data true
+    hsetprop ${scobj_hpath}/disk_1/state mutable true
+    hsetprop ${scobj_hpath}/disk_1/state nxsave true
+    hsetprop ${scobj_hpath}/disk_1/state oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_1/state klass "parameter"
+    hsetprop ${scobj_hpath}/disk_1/state my_state "idle"
+    hsetprop ${scobj_hpath}/disk_1/state sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_1/state type "part"
+    hsetprop ${scobj_hpath}/disk_1/state nxalias "${name}_disk_1_state"
 
     if {[string equal -nocase "${simulation_flag}" "false"]} {
-      ${sct_controller} poll ${scobj_hpath}/blade_1/state 1
-      hsetprop ${scobj_hpath}/blade_1/state simulated false
+      ${sct_controller} poll ${scobj_hpath}/disk_1/state 1
+      hsetprop ${scobj_hpath}/disk_1/state simulated false
     } else {
       ::scobj::astrium_chopper::sics_log 9 "simulation_flag=${simulation_flag} => No poll/write for astrium_chopper"
-      hsetprop ${scobj_hpath}/blade_1/state simulated true
+      hsetprop ${scobj_hpath}/disk_1/state simulated true
     }
-    hsetprop ${scobj_hpath}/blade_1 data "true"
-    hsetprop ${scobj_hpath}/blade_1 klass "@none"
-    hsetprop ${scobj_hpath}/blade_1 type "part"
+    hsetprop ${scobj_hpath}/disk_1 data "true"
+    hsetprop ${scobj_hpath}/disk_1 klass "@none"
+    hsetprop ${scobj_hpath}/disk_1 type "part"
 
-    hfactory ${scobj_hpath}/blade_2 plain spy none
+    hfactory ${scobj_hpath}/disk_2 plain spy none
 
-    hfactory ${scobj_hpath}/blade_2/aphase plain user float
-    hsetprop ${scobj_hpath}/blade_2/aphase control true
-    hsetprop ${scobj_hpath}/blade_2/aphase data true
-    hsetprop ${scobj_hpath}/blade_2/aphase mutable true
-    hsetprop ${scobj_hpath}/blade_2/aphase nxsave true
-    hsetprop ${scobj_hpath}/blade_2/aphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_2/aphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_2/aphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_2/aphase type "part"
-    hsetprop ${scobj_hpath}/blade_2/aphase nxalias "${name}_blade_2_aphase"
+    hfactory ${scobj_hpath}/disk_2/aphase plain user float
+    hsetprop ${scobj_hpath}/disk_2/aphase control true
+    hsetprop ${scobj_hpath}/disk_2/aphase data true
+    hsetprop ${scobj_hpath}/disk_2/aphase mutable true
+    hsetprop ${scobj_hpath}/disk_2/aphase nxsave true
+    hsetprop ${scobj_hpath}/disk_2/aphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_2/aphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_2/aphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_2/aphase type "part"
+    hsetprop ${scobj_hpath}/disk_2/aphase nxalias "${name}_disk_2_aphase"
 
-    hfactory ${scobj_hpath}/blade_2/aspeed plain user float
-    hsetprop ${scobj_hpath}/blade_2/aspeed control true
-    hsetprop ${scobj_hpath}/blade_2/aspeed data true
-    hsetprop ${scobj_hpath}/blade_2/aspeed mutable true
-    hsetprop ${scobj_hpath}/blade_2/aspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_2/aspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_2/aspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_2/aspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_2/aspeed type "part"
-    hsetprop ${scobj_hpath}/blade_2/aspeed nxalias "${name}_blade_2_aspeed"
+    hfactory ${scobj_hpath}/disk_2/aspeed plain user float
+    hsetprop ${scobj_hpath}/disk_2/aspeed control true
+    hsetprop ${scobj_hpath}/disk_2/aspeed data true
+    hsetprop ${scobj_hpath}/disk_2/aspeed mutable true
+    hsetprop ${scobj_hpath}/disk_2/aspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_2/aspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_2/aspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_2/aspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_2/aspeed type "part"
+    hsetprop ${scobj_hpath}/disk_2/aspeed nxalias "${name}_disk_2_aspeed"
 
-    hfactory ${scobj_hpath}/blade_2/master plain user text
-    hsetprop ${scobj_hpath}/blade_2/master control true
-    hsetprop ${scobj_hpath}/blade_2/master data true
-    hsetprop ${scobj_hpath}/blade_2/master mutable true
-    hsetprop ${scobj_hpath}/blade_2/master nxsave true
-    hsetprop ${scobj_hpath}/blade_2/master oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_2/master klass "parameter"
-    hsetprop ${scobj_hpath}/blade_2/master sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_2/master type "part"
-    hsetprop ${scobj_hpath}/blade_2/master nxalias "${name}_blade_2_master"
+    hfactory ${scobj_hpath}/disk_2/frequency plain user float
+    hsetprop ${scobj_hpath}/disk_2/frequency control true
+    hsetprop ${scobj_hpath}/disk_2/frequency data true
+    hsetprop ${scobj_hpath}/disk_2/frequency mutable true
+    hsetprop ${scobj_hpath}/disk_2/frequency nxsave true
+    hsetprop ${scobj_hpath}/disk_2/frequency oldval 0.0
+    hsetprop ${scobj_hpath}/disk_2/frequency klass "parameter"
+    hsetprop ${scobj_hpath}/disk_2/frequency sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_2/frequency type "part"
+    hsetprop ${scobj_hpath}/disk_2/frequency nxalias "${name}_disk_2_frequency"
 
-    hfactory ${scobj_hpath}/blade_2/rphase plain user float
-    hsetprop ${scobj_hpath}/blade_2/rphase control true
-    hsetprop ${scobj_hpath}/blade_2/rphase data true
-    hsetprop ${scobj_hpath}/blade_2/rphase mutable true
-    hsetprop ${scobj_hpath}/blade_2/rphase nxsave true
-    hsetprop ${scobj_hpath}/blade_2/rphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_2/rphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_2/rphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_2/rphase type "part"
-    hsetprop ${scobj_hpath}/blade_2/rphase nxalias "${name}_blade_2_rphase"
+    hfactory ${scobj_hpath}/disk_2/master plain user text
+    hsetprop ${scobj_hpath}/disk_2/master control true
+    hsetprop ${scobj_hpath}/disk_2/master data true
+    hsetprop ${scobj_hpath}/disk_2/master mutable true
+    hsetprop ${scobj_hpath}/disk_2/master nxsave true
+    hsetprop ${scobj_hpath}/disk_2/master oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_2/master klass "parameter"
+    hsetprop ${scobj_hpath}/disk_2/master sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_2/master type "part"
+    hsetprop ${scobj_hpath}/disk_2/master nxalias "${name}_disk_2_master"
 
-    hfactory ${scobj_hpath}/blade_2/rspeed plain user float
-    hsetprop ${scobj_hpath}/blade_2/rspeed control true
-    hsetprop ${scobj_hpath}/blade_2/rspeed data true
-    hsetprop ${scobj_hpath}/blade_2/rspeed mutable true
-    hsetprop ${scobj_hpath}/blade_2/rspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_2/rspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_2/rspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_2/rspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_2/rspeed type "part"
-    hsetprop ${scobj_hpath}/blade_2/rspeed nxalias "${name}_blade_2_rspeed"
+    hfactory ${scobj_hpath}/disk_2/rphase plain user float
+    hsetprop ${scobj_hpath}/disk_2/rphase control true
+    hsetprop ${scobj_hpath}/disk_2/rphase data true
+    hsetprop ${scobj_hpath}/disk_2/rphase mutable true
+    hsetprop ${scobj_hpath}/disk_2/rphase nxsave true
+    hsetprop ${scobj_hpath}/disk_2/rphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_2/rphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_2/rphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_2/rphase type "part"
+    hsetprop ${scobj_hpath}/disk_2/rphase nxalias "${name}_disk_2_rphase"
 
-    hfactory ${scobj_hpath}/blade_2/state plain user text
-    hsetprop ${scobj_hpath}/blade_2/state read ${ns}::fetchState ${scobj_hpath} readState {2}
-    hsetprop ${scobj_hpath}/blade_2/state readState ${ns}::readState ${scobj_hpath}
-    hsetprop ${scobj_hpath}/blade_2/state control true
-    hsetprop ${scobj_hpath}/blade_2/state data true
-    hsetprop ${scobj_hpath}/blade_2/state mutable true
-    hsetprop ${scobj_hpath}/blade_2/state nxsave true
-    hsetprop ${scobj_hpath}/blade_2/state oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_2/state klass "parameter"
-    hsetprop ${scobj_hpath}/blade_2/state my_state "idle"
-    hsetprop ${scobj_hpath}/blade_2/state sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_2/state type "part"
-    hsetprop ${scobj_hpath}/blade_2/state nxalias "${name}_blade_2_state"
+    hfactory ${scobj_hpath}/disk_2/rspeed plain user float
+    hsetprop ${scobj_hpath}/disk_2/rspeed control true
+    hsetprop ${scobj_hpath}/disk_2/rspeed data true
+    hsetprop ${scobj_hpath}/disk_2/rspeed mutable true
+    hsetprop ${scobj_hpath}/disk_2/rspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_2/rspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_2/rspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_2/rspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_2/rspeed type "part"
+    hsetprop ${scobj_hpath}/disk_2/rspeed nxalias "${name}_disk_2_rspeed"
+
+    hfactory ${scobj_hpath}/disk_2/state plain user text
+    hsetprop ${scobj_hpath}/disk_2/state read ${ns}::fetchState ${scobj_hpath} readState {2}
+    hsetprop ${scobj_hpath}/disk_2/state readState ${ns}::readState ${scobj_hpath}
+    hsetprop ${scobj_hpath}/disk_2/state control true
+    hsetprop ${scobj_hpath}/disk_2/state data true
+    hsetprop ${scobj_hpath}/disk_2/state mutable true
+    hsetprop ${scobj_hpath}/disk_2/state nxsave true
+    hsetprop ${scobj_hpath}/disk_2/state oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_2/state klass "parameter"
+    hsetprop ${scobj_hpath}/disk_2/state my_state "idle"
+    hsetprop ${scobj_hpath}/disk_2/state sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_2/state type "part"
+    hsetprop ${scobj_hpath}/disk_2/state nxalias "${name}_disk_2_state"
 
     if {[string equal -nocase "${simulation_flag}" "false"]} {
-      ${sct_controller} poll ${scobj_hpath}/blade_2/state 1
-      hsetprop ${scobj_hpath}/blade_2/state simulated false
+      ${sct_controller} poll ${scobj_hpath}/disk_2/state 1
+      hsetprop ${scobj_hpath}/disk_2/state simulated false
     } else {
       ::scobj::astrium_chopper::sics_log 9 "simulation_flag=${simulation_flag} => No poll/write for astrium_chopper"
-      hsetprop ${scobj_hpath}/blade_2/state simulated true
+      hsetprop ${scobj_hpath}/disk_2/state simulated true
     }
-    hsetprop ${scobj_hpath}/blade_2 data "true"
-    hsetprop ${scobj_hpath}/blade_2 klass "@none"
-    hsetprop ${scobj_hpath}/blade_2 type "part"
+    hsetprop ${scobj_hpath}/disk_2 data "true"
+    hsetprop ${scobj_hpath}/disk_2 klass "@none"
+    hsetprop ${scobj_hpath}/disk_2 type "part"
 
-    hfactory ${scobj_hpath}/blade_3 plain spy none
+    hfactory ${scobj_hpath}/disk_3 plain spy none
 
-    hfactory ${scobj_hpath}/blade_3/aphase plain user float
-    hsetprop ${scobj_hpath}/blade_3/aphase control true
-    hsetprop ${scobj_hpath}/blade_3/aphase data true
-    hsetprop ${scobj_hpath}/blade_3/aphase mutable true
-    hsetprop ${scobj_hpath}/blade_3/aphase nxsave true
-    hsetprop ${scobj_hpath}/blade_3/aphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_3/aphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_3/aphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_3/aphase type "part"
-    hsetprop ${scobj_hpath}/blade_3/aphase nxalias "${name}_blade_3_aphase"
+    hfactory ${scobj_hpath}/disk_3/aphase plain user float
+    hsetprop ${scobj_hpath}/disk_3/aphase control true
+    hsetprop ${scobj_hpath}/disk_3/aphase data true
+    hsetprop ${scobj_hpath}/disk_3/aphase mutable true
+    hsetprop ${scobj_hpath}/disk_3/aphase nxsave true
+    hsetprop ${scobj_hpath}/disk_3/aphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_3/aphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_3/aphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_3/aphase type "part"
+    hsetprop ${scobj_hpath}/disk_3/aphase nxalias "${name}_disk_3_aphase"
 
-    hfactory ${scobj_hpath}/blade_3/aspeed plain user float
-    hsetprop ${scobj_hpath}/blade_3/aspeed control true
-    hsetprop ${scobj_hpath}/blade_3/aspeed data true
-    hsetprop ${scobj_hpath}/blade_3/aspeed mutable true
-    hsetprop ${scobj_hpath}/blade_3/aspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_3/aspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_3/aspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_3/aspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_3/aspeed type "part"
-    hsetprop ${scobj_hpath}/blade_3/aspeed nxalias "${name}_blade_3_aspeed"
+    hfactory ${scobj_hpath}/disk_3/aspeed plain user float
+    hsetprop ${scobj_hpath}/disk_3/aspeed control true
+    hsetprop ${scobj_hpath}/disk_3/aspeed data true
+    hsetprop ${scobj_hpath}/disk_3/aspeed mutable true
+    hsetprop ${scobj_hpath}/disk_3/aspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_3/aspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_3/aspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_3/aspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_3/aspeed type "part"
+    hsetprop ${scobj_hpath}/disk_3/aspeed nxalias "${name}_disk_3_aspeed"
 
-    hfactory ${scobj_hpath}/blade_3/master plain user text
-    hsetprop ${scobj_hpath}/blade_3/master control true
-    hsetprop ${scobj_hpath}/blade_3/master data true
-    hsetprop ${scobj_hpath}/blade_3/master mutable true
-    hsetprop ${scobj_hpath}/blade_3/master nxsave true
-    hsetprop ${scobj_hpath}/blade_3/master oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_3/master klass "parameter"
-    hsetprop ${scobj_hpath}/blade_3/master sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_3/master type "part"
-    hsetprop ${scobj_hpath}/blade_3/master nxalias "${name}_blade_3_master"
+    hfactory ${scobj_hpath}/disk_3/frequency plain user float
+    hsetprop ${scobj_hpath}/disk_3/frequency control true
+    hsetprop ${scobj_hpath}/disk_3/frequency data true
+    hsetprop ${scobj_hpath}/disk_3/frequency mutable true
+    hsetprop ${scobj_hpath}/disk_3/frequency nxsave true
+    hsetprop ${scobj_hpath}/disk_3/frequency oldval 0.0
+    hsetprop ${scobj_hpath}/disk_3/frequency klass "parameter"
+    hsetprop ${scobj_hpath}/disk_3/frequency sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_3/frequency type "part"
+    hsetprop ${scobj_hpath}/disk_3/frequency nxalias "${name}_disk_3_frequency"
 
-    hfactory ${scobj_hpath}/blade_3/rphase plain user float
-    hsetprop ${scobj_hpath}/blade_3/rphase control true
-    hsetprop ${scobj_hpath}/blade_3/rphase data true
-    hsetprop ${scobj_hpath}/blade_3/rphase mutable true
-    hsetprop ${scobj_hpath}/blade_3/rphase nxsave true
-    hsetprop ${scobj_hpath}/blade_3/rphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_3/rphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_3/rphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_3/rphase type "part"
-    hsetprop ${scobj_hpath}/blade_3/rphase nxalias "${name}_blade_3_rphase"
+    hfactory ${scobj_hpath}/disk_3/master plain user text
+    hsetprop ${scobj_hpath}/disk_3/master control true
+    hsetprop ${scobj_hpath}/disk_3/master data true
+    hsetprop ${scobj_hpath}/disk_3/master mutable true
+    hsetprop ${scobj_hpath}/disk_3/master nxsave true
+    hsetprop ${scobj_hpath}/disk_3/master oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_3/master klass "parameter"
+    hsetprop ${scobj_hpath}/disk_3/master sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_3/master type "part"
+    hsetprop ${scobj_hpath}/disk_3/master nxalias "${name}_disk_3_master"
 
-    hfactory ${scobj_hpath}/blade_3/rspeed plain user float
-    hsetprop ${scobj_hpath}/blade_3/rspeed control true
-    hsetprop ${scobj_hpath}/blade_3/rspeed data true
-    hsetprop ${scobj_hpath}/blade_3/rspeed mutable true
-    hsetprop ${scobj_hpath}/blade_3/rspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_3/rspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_3/rspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_3/rspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_3/rspeed type "part"
-    hsetprop ${scobj_hpath}/blade_3/rspeed nxalias "${name}_blade_3_rspeed"
+    hfactory ${scobj_hpath}/disk_3/rphase plain user float
+    hsetprop ${scobj_hpath}/disk_3/rphase control true
+    hsetprop ${scobj_hpath}/disk_3/rphase data true
+    hsetprop ${scobj_hpath}/disk_3/rphase mutable true
+    hsetprop ${scobj_hpath}/disk_3/rphase nxsave true
+    hsetprop ${scobj_hpath}/disk_3/rphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_3/rphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_3/rphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_3/rphase type "part"
+    hsetprop ${scobj_hpath}/disk_3/rphase nxalias "${name}_disk_3_rphase"
 
-    hfactory ${scobj_hpath}/blade_3/state plain user text
-    hsetprop ${scobj_hpath}/blade_3/state read ${ns}::fetchState ${scobj_hpath} readState {3}
-    hsetprop ${scobj_hpath}/blade_3/state readState ${ns}::readState ${scobj_hpath}
-    hsetprop ${scobj_hpath}/blade_3/state control true
-    hsetprop ${scobj_hpath}/blade_3/state data true
-    hsetprop ${scobj_hpath}/blade_3/state mutable true
-    hsetprop ${scobj_hpath}/blade_3/state nxsave true
-    hsetprop ${scobj_hpath}/blade_3/state oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_3/state klass "parameter"
-    hsetprop ${scobj_hpath}/blade_3/state my_state "idle"
-    hsetprop ${scobj_hpath}/blade_3/state sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_3/state type "part"
-    hsetprop ${scobj_hpath}/blade_3/state nxalias "${name}_blade_3_state"
+    hfactory ${scobj_hpath}/disk_3/rspeed plain user float
+    hsetprop ${scobj_hpath}/disk_3/rspeed control true
+    hsetprop ${scobj_hpath}/disk_3/rspeed data true
+    hsetprop ${scobj_hpath}/disk_3/rspeed mutable true
+    hsetprop ${scobj_hpath}/disk_3/rspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_3/rspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_3/rspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_3/rspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_3/rspeed type "part"
+    hsetprop ${scobj_hpath}/disk_3/rspeed nxalias "${name}_disk_3_rspeed"
+
+    hfactory ${scobj_hpath}/disk_3/state plain user text
+    hsetprop ${scobj_hpath}/disk_3/state read ${ns}::fetchState ${scobj_hpath} readState {3}
+    hsetprop ${scobj_hpath}/disk_3/state readState ${ns}::readState ${scobj_hpath}
+    hsetprop ${scobj_hpath}/disk_3/state control true
+    hsetprop ${scobj_hpath}/disk_3/state data true
+    hsetprop ${scobj_hpath}/disk_3/state mutable true
+    hsetprop ${scobj_hpath}/disk_3/state nxsave true
+    hsetprop ${scobj_hpath}/disk_3/state oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_3/state klass "parameter"
+    hsetprop ${scobj_hpath}/disk_3/state my_state "idle"
+    hsetprop ${scobj_hpath}/disk_3/state sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_3/state type "part"
+    hsetprop ${scobj_hpath}/disk_3/state nxalias "${name}_disk_3_state"
 
     if {[string equal -nocase "${simulation_flag}" "false"]} {
-      ${sct_controller} poll ${scobj_hpath}/blade_3/state 1
-      hsetprop ${scobj_hpath}/blade_3/state simulated false
+      ${sct_controller} poll ${scobj_hpath}/disk_3/state 1
+      hsetprop ${scobj_hpath}/disk_3/state simulated false
     } else {
       ::scobj::astrium_chopper::sics_log 9 "simulation_flag=${simulation_flag} => No poll/write for astrium_chopper"
-      hsetprop ${scobj_hpath}/blade_3/state simulated true
+      hsetprop ${scobj_hpath}/disk_3/state simulated true
     }
-    hsetprop ${scobj_hpath}/blade_3 data "true"
-    hsetprop ${scobj_hpath}/blade_3 klass "@none"
-    hsetprop ${scobj_hpath}/blade_3 type "part"
+    hsetprop ${scobj_hpath}/disk_3 data "true"
+    hsetprop ${scobj_hpath}/disk_3 klass "@none"
+    hsetprop ${scobj_hpath}/disk_3 type "part"
 
-    hfactory ${scobj_hpath}/blade_4 plain spy none
+    hfactory ${scobj_hpath}/disk_4 plain spy none
 
-    hfactory ${scobj_hpath}/blade_4/aphase plain user float
-    hsetprop ${scobj_hpath}/blade_4/aphase control true
-    hsetprop ${scobj_hpath}/blade_4/aphase data true
-    hsetprop ${scobj_hpath}/blade_4/aphase mutable true
-    hsetprop ${scobj_hpath}/blade_4/aphase nxsave true
-    hsetprop ${scobj_hpath}/blade_4/aphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_4/aphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_4/aphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_4/aphase type "part"
-    hsetprop ${scobj_hpath}/blade_4/aphase nxalias "${name}_blade_4_aphase"
+    hfactory ${scobj_hpath}/disk_4/aphase plain user float
+    hsetprop ${scobj_hpath}/disk_4/aphase control true
+    hsetprop ${scobj_hpath}/disk_4/aphase data true
+    hsetprop ${scobj_hpath}/disk_4/aphase mutable true
+    hsetprop ${scobj_hpath}/disk_4/aphase nxsave true
+    hsetprop ${scobj_hpath}/disk_4/aphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_4/aphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_4/aphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_4/aphase type "part"
+    hsetprop ${scobj_hpath}/disk_4/aphase nxalias "${name}_disk_4_aphase"
 
-    hfactory ${scobj_hpath}/blade_4/aspeed plain user float
-    hsetprop ${scobj_hpath}/blade_4/aspeed control true
-    hsetprop ${scobj_hpath}/blade_4/aspeed data true
-    hsetprop ${scobj_hpath}/blade_4/aspeed mutable true
-    hsetprop ${scobj_hpath}/blade_4/aspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_4/aspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_4/aspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_4/aspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_4/aspeed type "part"
-    hsetprop ${scobj_hpath}/blade_4/aspeed nxalias "${name}_blade_4_aspeed"
+    hfactory ${scobj_hpath}/disk_4/aspeed plain user float
+    hsetprop ${scobj_hpath}/disk_4/aspeed control true
+    hsetprop ${scobj_hpath}/disk_4/aspeed data true
+    hsetprop ${scobj_hpath}/disk_4/aspeed mutable true
+    hsetprop ${scobj_hpath}/disk_4/aspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_4/aspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_4/aspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_4/aspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_4/aspeed type "part"
+    hsetprop ${scobj_hpath}/disk_4/aspeed nxalias "${name}_disk_4_aspeed"
 
-    hfactory ${scobj_hpath}/blade_4/master plain user text
-    hsetprop ${scobj_hpath}/blade_4/master control true
-    hsetprop ${scobj_hpath}/blade_4/master data true
-    hsetprop ${scobj_hpath}/blade_4/master mutable true
-    hsetprop ${scobj_hpath}/blade_4/master nxsave true
-    hsetprop ${scobj_hpath}/blade_4/master oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_4/master klass "parameter"
-    hsetprop ${scobj_hpath}/blade_4/master sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_4/master type "part"
-    hsetprop ${scobj_hpath}/blade_4/master nxalias "${name}_blade_4_master"
+    hfactory ${scobj_hpath}/disk_4/frequency plain user float
+    hsetprop ${scobj_hpath}/disk_4/frequency control true
+    hsetprop ${scobj_hpath}/disk_4/frequency data true
+    hsetprop ${scobj_hpath}/disk_4/frequency mutable true
+    hsetprop ${scobj_hpath}/disk_4/frequency nxsave true
+    hsetprop ${scobj_hpath}/disk_4/frequency oldval 0.0
+    hsetprop ${scobj_hpath}/disk_4/frequency klass "parameter"
+    hsetprop ${scobj_hpath}/disk_4/frequency sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_4/frequency type "part"
+    hsetprop ${scobj_hpath}/disk_4/frequency nxalias "${name}_disk_4_frequency"
 
-    hfactory ${scobj_hpath}/blade_4/rphase plain user float
-    hsetprop ${scobj_hpath}/blade_4/rphase control true
-    hsetprop ${scobj_hpath}/blade_4/rphase data true
-    hsetprop ${scobj_hpath}/blade_4/rphase mutable true
-    hsetprop ${scobj_hpath}/blade_4/rphase nxsave true
-    hsetprop ${scobj_hpath}/blade_4/rphase oldval 0.0
-    hsetprop ${scobj_hpath}/blade_4/rphase klass "parameter"
-    hsetprop ${scobj_hpath}/blade_4/rphase sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_4/rphase type "part"
-    hsetprop ${scobj_hpath}/blade_4/rphase nxalias "${name}_blade_4_rphase"
+    hfactory ${scobj_hpath}/disk_4/master plain user text
+    hsetprop ${scobj_hpath}/disk_4/master control true
+    hsetprop ${scobj_hpath}/disk_4/master data true
+    hsetprop ${scobj_hpath}/disk_4/master mutable true
+    hsetprop ${scobj_hpath}/disk_4/master nxsave true
+    hsetprop ${scobj_hpath}/disk_4/master oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_4/master klass "parameter"
+    hsetprop ${scobj_hpath}/disk_4/master sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_4/master type "part"
+    hsetprop ${scobj_hpath}/disk_4/master nxalias "${name}_disk_4_master"
 
-    hfactory ${scobj_hpath}/blade_4/rspeed plain user float
-    hsetprop ${scobj_hpath}/blade_4/rspeed control true
-    hsetprop ${scobj_hpath}/blade_4/rspeed data true
-    hsetprop ${scobj_hpath}/blade_4/rspeed mutable true
-    hsetprop ${scobj_hpath}/blade_4/rspeed nxsave true
-    hsetprop ${scobj_hpath}/blade_4/rspeed oldval 0.0
-    hsetprop ${scobj_hpath}/blade_4/rspeed klass "parameter"
-    hsetprop ${scobj_hpath}/blade_4/rspeed sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_4/rspeed type "part"
-    hsetprop ${scobj_hpath}/blade_4/rspeed nxalias "${name}_blade_4_rspeed"
+    hfactory ${scobj_hpath}/disk_4/rphase plain user float
+    hsetprop ${scobj_hpath}/disk_4/rphase control true
+    hsetprop ${scobj_hpath}/disk_4/rphase data true
+    hsetprop ${scobj_hpath}/disk_4/rphase mutable true
+    hsetprop ${scobj_hpath}/disk_4/rphase nxsave true
+    hsetprop ${scobj_hpath}/disk_4/rphase oldval 0.0
+    hsetprop ${scobj_hpath}/disk_4/rphase klass "parameter"
+    hsetprop ${scobj_hpath}/disk_4/rphase sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_4/rphase type "part"
+    hsetprop ${scobj_hpath}/disk_4/rphase nxalias "${name}_disk_4_rphase"
 
-    hfactory ${scobj_hpath}/blade_4/state plain user text
-    hsetprop ${scobj_hpath}/blade_4/state read ${ns}::fetchState ${scobj_hpath} readState {4}
-    hsetprop ${scobj_hpath}/blade_4/state readState ${ns}::readState ${scobj_hpath}
-    hsetprop ${scobj_hpath}/blade_4/state control true
-    hsetprop ${scobj_hpath}/blade_4/state data true
-    hsetprop ${scobj_hpath}/blade_4/state mutable true
-    hsetprop ${scobj_hpath}/blade_4/state nxsave true
-    hsetprop ${scobj_hpath}/blade_4/state oldval UNKNOWN
-    hsetprop ${scobj_hpath}/blade_4/state klass "parameter"
-    hsetprop ${scobj_hpath}/blade_4/state my_state "idle"
-    hsetprop ${scobj_hpath}/blade_4/state sdsinfo "::nexus::scobj::sdsinfo"
-    hsetprop ${scobj_hpath}/blade_4/state type "part"
-    hsetprop ${scobj_hpath}/blade_4/state nxalias "${name}_blade_4_state"
+    hfactory ${scobj_hpath}/disk_4/rspeed plain user float
+    hsetprop ${scobj_hpath}/disk_4/rspeed control true
+    hsetprop ${scobj_hpath}/disk_4/rspeed data true
+    hsetprop ${scobj_hpath}/disk_4/rspeed mutable true
+    hsetprop ${scobj_hpath}/disk_4/rspeed nxsave true
+    hsetprop ${scobj_hpath}/disk_4/rspeed oldval 0.0
+    hsetprop ${scobj_hpath}/disk_4/rspeed klass "parameter"
+    hsetprop ${scobj_hpath}/disk_4/rspeed sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_4/rspeed type "part"
+    hsetprop ${scobj_hpath}/disk_4/rspeed nxalias "${name}_disk_4_rspeed"
+
+    hfactory ${scobj_hpath}/disk_4/state plain user text
+    hsetprop ${scobj_hpath}/disk_4/state read ${ns}::fetchState ${scobj_hpath} readState {4}
+    hsetprop ${scobj_hpath}/disk_4/state readState ${ns}::readState ${scobj_hpath}
+    hsetprop ${scobj_hpath}/disk_4/state control true
+    hsetprop ${scobj_hpath}/disk_4/state data true
+    hsetprop ${scobj_hpath}/disk_4/state mutable true
+    hsetprop ${scobj_hpath}/disk_4/state nxsave true
+    hsetprop ${scobj_hpath}/disk_4/state oldval UNKNOWN
+    hsetprop ${scobj_hpath}/disk_4/state klass "parameter"
+    hsetprop ${scobj_hpath}/disk_4/state my_state "idle"
+    hsetprop ${scobj_hpath}/disk_4/state sdsinfo "::nexus::scobj::sdsinfo"
+    hsetprop ${scobj_hpath}/disk_4/state type "part"
+    hsetprop ${scobj_hpath}/disk_4/state nxalias "${name}_disk_4_state"
 
     if {[string equal -nocase "${simulation_flag}" "false"]} {
-      ${sct_controller} poll ${scobj_hpath}/blade_4/state 1
-      hsetprop ${scobj_hpath}/blade_4/state simulated false
+      ${sct_controller} poll ${scobj_hpath}/disk_4/state 1
+      hsetprop ${scobj_hpath}/disk_4/state simulated false
     } else {
       ::scobj::astrium_chopper::sics_log 9 "simulation_flag=${simulation_flag} => No poll/write for astrium_chopper"
-      hsetprop ${scobj_hpath}/blade_4/state simulated true
+      hsetprop ${scobj_hpath}/disk_4/state simulated true
     }
-    hsetprop ${scobj_hpath}/blade_4 data "true"
-    hsetprop ${scobj_hpath}/blade_4 klass "@none"
-    hsetprop ${scobj_hpath}/blade_4 type "part"
+    hsetprop ${scobj_hpath}/disk_4 data "true"
+    hsetprop ${scobj_hpath}/disk_4 klass "@none"
+    hsetprop ${scobj_hpath}/disk_4 type "part"
     hsetprop ${scobj_hpath} klass ${device_class}
     hsetprop ${scobj_hpath} data true
     hsetprop ${scobj_hpath} debug_threshold 5
diff --git a/site_ansto/instrument/config/beamline/sct_he3_polanal.tcl b/site_ansto/instrument/config/beamline/sct_he3_polanal.tcl
index 654db951..6aa7809f 100644
--- a/site_ansto/instrument/config/beamline/sct_he3_polanal.tcl
+++ b/site_ansto/instrument/config/beamline/sct_he3_polanal.tcl
@@ -175,27 +175,9 @@ proc ::scobj::he3_polanal::setValue {tc_root nextState cmd_str} {
     set cmd "${cmd_str}${par}"
 # setValue hook code starts
     set cmd "${cmd_str}"
-    if {[string equal -nocase [sct target] "refresh"]} {
-      set cmd "${cmd_str}"
-    }
-    if {[string equal -nocase [sct target] "minus"]} {
-      set cmd "${cmd_str} -"
-    }
-    if {[string equal -nocase [sct target] "dn"]} {
-      set cmd "${cmd_str} -"
-    }
-    if {[string equal -nocase [sct target] "down"]} {
-      set cmd "${cmd_str} -"
-    }
     if {[sct target] == "-" || [sct target] == -1} {
       set cmd "${cmd_str} -"
     }
-    if {[string equal -nocase [sct target] "plus"]} {
-      set cmd "${cmd_str} +"
-    }
-    if {[string equal -nocase [sct target] "up"]} {
-      set cmd "${cmd_str} +"
-    }
     if {[sct target] == "+" || [sct target] == 1} {
       set cmd "${cmd_str} +"
     }
@@ -318,12 +300,12 @@ proc ::scobj::he3_polanal::mkDriver { sct_controller name device_class simulatio
       hsetprop ${scobj_hpath}/analyser/time2 type "part"
       hsetprop ${scobj_hpath}/analyser/time2 nxalias "${name}_analyser_time2"
 
-      hfactory ${scobj_hpath}/analyser/timestamp plain user float
+      hfactory ${scobj_hpath}/analyser/timestamp plain user int
       hsetprop ${scobj_hpath}/analyser/timestamp control true
       hsetprop ${scobj_hpath}/analyser/timestamp data true
       hsetprop ${scobj_hpath}/analyser/timestamp mutable true
       hsetprop ${scobj_hpath}/analyser/timestamp nxsave true
-      hsetprop ${scobj_hpath}/analyser/timestamp oldval 0.0
+      hsetprop ${scobj_hpath}/analyser/timestamp oldval 0
       hsetprop ${scobj_hpath}/analyser/timestamp klass "parameter"
       hsetprop ${scobj_hpath}/analyser/timestamp sdsinfo "::nexus::scobj::sdsinfo"
       hsetprop ${scobj_hpath}/analyser/timestamp type "part"
@@ -406,12 +388,12 @@ proc ::scobj::he3_polanal::mkDriver { sct_controller name device_class simulatio
       hsetprop ${scobj_hpath}/analyser_start/time2 type "part"
       hsetprop ${scobj_hpath}/analyser_start/time2 nxalias "${name}_analyser_start_time2"
 
-      hfactory ${scobj_hpath}/analyser_start/timestamp plain user float
+      hfactory ${scobj_hpath}/analyser_start/timestamp plain user int
       hsetprop ${scobj_hpath}/analyser_start/timestamp control true
       hsetprop ${scobj_hpath}/analyser_start/timestamp data true
       hsetprop ${scobj_hpath}/analyser_start/timestamp mutable true
       hsetprop ${scobj_hpath}/analyser_start/timestamp nxsave true
-      hsetprop ${scobj_hpath}/analyser_start/timestamp oldval 0.0
+      hsetprop ${scobj_hpath}/analyser_start/timestamp oldval 0
       hsetprop ${scobj_hpath}/analyser_start/timestamp klass "parameter"
       hsetprop ${scobj_hpath}/analyser_start/timestamp sdsinfo "::nexus::scobj::sdsinfo"
       hsetprop ${scobj_hpath}/analyser_start/timestamp type "part"
@@ -481,7 +463,7 @@ proc ::scobj::he3_polanal::mkDriver { sct_controller name device_class simulatio
       hsetprop ${scobj_hpath}/polariser/spin data true
       hsetprop ${scobj_hpath}/polariser/spin mutable true
       hsetprop ${scobj_hpath}/polariser/spin nxsave true
-      hsetprop ${scobj_hpath}/polariser/spin values +,-,Refresh
+      hsetprop ${scobj_hpath}/polariser/spin values -1,0,+1
       hsetprop ${scobj_hpath}/polariser/spin oldval 0.0
       hsetprop ${scobj_hpath}/polariser/spin klass "parameter"
       hsetprop ${scobj_hpath}/polariser/spin sdsinfo "::nexus::scobj::sdsinfo"
@@ -509,12 +491,12 @@ proc ::scobj::he3_polanal::mkDriver { sct_controller name device_class simulatio
       hsetprop ${scobj_hpath}/polariser/time2 type "part"
       hsetprop ${scobj_hpath}/polariser/time2 nxalias "${name}_polariser_time2"
 
-      hfactory ${scobj_hpath}/polariser/timestamp plain user float
+      hfactory ${scobj_hpath}/polariser/timestamp plain user int
       hsetprop ${scobj_hpath}/polariser/timestamp control true
       hsetprop ${scobj_hpath}/polariser/timestamp data true
       hsetprop ${scobj_hpath}/polariser/timestamp mutable true
       hsetprop ${scobj_hpath}/polariser/timestamp nxsave true
-      hsetprop ${scobj_hpath}/polariser/timestamp oldval 0.0
+      hsetprop ${scobj_hpath}/polariser/timestamp oldval 0
       hsetprop ${scobj_hpath}/polariser/timestamp klass "parameter"
       hsetprop ${scobj_hpath}/polariser/timestamp sdsinfo "::nexus::scobj::sdsinfo"
       hsetprop ${scobj_hpath}/polariser/timestamp type "part"
@@ -597,12 +579,12 @@ proc ::scobj::he3_polanal::mkDriver { sct_controller name device_class simulatio
       hsetprop ${scobj_hpath}/polariser_start/time2 type "part"
       hsetprop ${scobj_hpath}/polariser_start/time2 nxalias "${name}_polariser_start_time2"
 
-      hfactory ${scobj_hpath}/polariser_start/timestamp plain user float
+      hfactory ${scobj_hpath}/polariser_start/timestamp plain user int
       hsetprop ${scobj_hpath}/polariser_start/timestamp control true
       hsetprop ${scobj_hpath}/polariser_start/timestamp data true
       hsetprop ${scobj_hpath}/polariser_start/timestamp mutable true
       hsetprop ${scobj_hpath}/polariser_start/timestamp nxsave true
-      hsetprop ${scobj_hpath}/polariser_start/timestamp oldval 0.0
+      hsetprop ${scobj_hpath}/polariser_start/timestamp oldval 0
       hsetprop ${scobj_hpath}/polariser_start/timestamp klass "parameter"
       hsetprop ${scobj_hpath}/polariser_start/timestamp sdsinfo "::nexus::scobj::sdsinfo"
       hsetprop ${scobj_hpath}/polariser_start/timestamp type "part"
diff --git a/site_ansto/instrument/config/environment/sct_isotech_ps.tcl b/site_ansto/instrument/config/environment/sct_isotech_ps.tcl
index 5c6ac839..05ddd1e8 100644
--- a/site_ansto/instrument/config/environment/sct_isotech_ps.tcl
+++ b/site_ansto/instrument/config/environment/sct_isotech_ps.tcl
@@ -347,8 +347,8 @@ proc ::scobj::isotech_ps::add_driver {name device_class simulation_flag ip_addre
         ::scobj::isotech_ps::sics_log 9 "makesctcontroller sct_${name} aqadapter ${tcp_port}"
         makesctcontroller sct_${name} aqadapter ${tcp_port}
       } else {
-        ::scobj::isotech_ps::sics_log 9 "makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \"\\r\""
-        makesctcontroller sct_${name} std ${ip_address}:${tcp_port} "\r"
+        ::scobj::isotech_ps::sics_log 9 "makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \\r"
+        makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \r
       }
     } else {
       ::scobj::isotech_ps::sics_log 9 "simulation_flag=${simulation_flag} => Null sctcontroller for isotech_ps"
@@ -420,7 +420,7 @@ proc ::scobj::isotech_ps::read_config {} {
               set arg_list [list]
               set missing_list [list]
               array unset default_map
-              array set default_map [list terminator "\r"]
+              array set default_map [list terminator \r]
               foreach arg {terminator} {
                 if {[dict exists $u $arg]} {
                   lappend arg_list "[dict get $u $arg]"
diff --git a/site_ansto/instrument/config/environment/temperature/sct_julabo_lh45_gen.tcl b/site_ansto/instrument/config/environment/temperature/sct_julabo_lh45_gen.tcl
index 1e41640b..c098ad67 100644
--- a/site_ansto/instrument/config/environment/temperature/sct_julabo_lh45_gen.tcl
+++ b/site_ansto/instrument/config/environment/temperature/sct_julabo_lh45_gen.tcl
@@ -697,8 +697,8 @@ proc ::scobj::julabo_lh45_gen::add_driver {name device_class simulation_flag ip_
         ::scobj::julabo_lh45_gen::sics_log 9 "makesctcontroller sct_${name} aqadapter ${tcp_port}"
         makesctcontroller sct_${name} aqadapter ${tcp_port}
       } else {
-        ::scobj::julabo_lh45_gen::sics_log 9 "makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \"\\r\""
-        makesctcontroller sct_${name} std ${ip_address}:${tcp_port} "\r"
+        ::scobj::julabo_lh45_gen::sics_log 9 "makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \\r"
+        makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \r
       }
     } else {
       ::scobj::julabo_lh45_gen::sics_log 9 "simulation_flag=${simulation_flag} => Null sctcontroller for julabo_lh45_gen"
@@ -770,7 +770,7 @@ proc ::scobj::julabo_lh45_gen::read_config {} {
               set arg_list [list]
               set missing_list [list]
               array unset default_map
-              array set default_map [list terminator "\r"]
+              array set default_map [list terminator \r]
               foreach arg {terminator} {
                 if {[dict exists $u $arg]} {
                   lappend arg_list "[dict get $u $arg]"
diff --git a/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl b/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl
index 0dc417e8..fd49c355 100644
--- a/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl
+++ b/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl
@@ -30,7 +30,7 @@ proc ::scobj::ls340::sics_log {debug_level debug_string} {
   } catch_message ]
 }
 
-proc ::scobj::ls340::mkDriver { sct_controller name device_class simulation_flag ip_address tcp_port id datype tol1 tol2 } {
+proc ::scobj::ls340::mkDriver { sct_controller name device_class simulation_flag ip_address tcp_port id datype {tol1 1.0} {tol2 1.0} } {
   ::scobj::ls340::sics_log 9 "::scobj::ls340::mkDriver ${sct_controller} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port} ${id} ${datype} ${tol1} ${tol2}"
   set ns "[namespace current]"
   set catch_status [ catch {
@@ -59,8 +59,8 @@ proc ::scobj::ls340::add_driver {name device_class simulation_flag ip_address tc
         ::scobj::ls340::sics_log 9 "makesctcontroller sct_${name} aqadapter ${tcp_port}"
         makesctcontroller sct_${name} aqadapter ${tcp_port}
       } else {
-        ::scobj::ls340::sics_log 9 "makesctcontroller sct_${name} std ${ip_address}:${tcp_port}"
-        makesctcontroller sct_${name} std ${ip_address}:${tcp_port}
+        ::scobj::ls340::sics_log 9 "makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \\r\\n"
+        makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \r\n
       }
     } else {
       ::scobj::ls340::sics_log 9 "simulation_flag=${simulation_flag} => Null sctcontroller for ls340"
@@ -129,7 +129,26 @@ proc ::scobj::ls340::read_config {} {
             if { [string equal -nocase ${asyncqueue} "sct"] } {
               set ip_address [dict get $v ip]
               set tcp_port [dict get $v port]
-              makesctcontroller sct_${name} std ${ip_address}:${tcp_port}
+              set arg_list [list]
+              set missing_list [list]
+              array unset default_map
+              array set default_map [list terminator \r\n]
+              foreach arg {terminator} {
+                if {[dict exists $u $arg]} {
+                  lappend arg_list "[dict get $u $arg]"
+                } elseif {[dict exists $v $arg]} {
+                  lappend arg_list "[dict get $v $arg]"
+                } elseif {[info exists default_map($arg)]} {
+                  lappend arg_list $default_map($arg)
+                } else {
+                  ${ns}::sics_log 9 "Missing configuration value $arg"
+                  lappend missing_list $arg
+                }
+              }
+              if { [llength $missing_list] > 0 } {
+                  error "$name is missing configuration values $missing_list"
+              }
+              makesctcontroller sct_${name} std ${ip_address}:${tcp_port} {*}$arg_list
             } else {
               makesctcontroller sct_${name} aqadapter ${asyncqueue}
             }
@@ -161,11 +180,15 @@ proc ::scobj::ls340::read_config {} {
           }
           set arg_list [list]
           set missing_list [list]
+          array unset default_map
+          array set default_map [list tol1 1.0 tol2 1.0]
           foreach arg {id datype tol1 tol2} {
             if {[dict exists $u $arg]} {
               lappend arg_list "[dict get $u $arg]"
             } elseif {[dict exists $v $arg]} {
               lappend arg_list "[dict get $v $arg]"
+            } elseif {[info exists default_map($arg)]} {
+              lappend arg_list $default_map($arg)
             } else {
               ${ns}::sics_log 9 "Missing configuration value $arg"
               lappend missing_list $arg