diff --git a/site_ansto/instrument/config/environment/sct_knauer_pump.tcl b/site_ansto/instrument/config/environment/sct_knauer_pump.tcl
index 1f269659..bc80d54a 100644
--- a/site_ansto/instrument/config/environment/sct_knauer_pump.tcl
+++ b/site_ansto/instrument/config/environment/sct_knauer_pump.tcl
@@ -3,7 +3,7 @@
 #
 
 namespace eval ::scobj::knauer_pump {
-  set debug_threshold 0
+  set debug_threshold 5
 }
 
 proc ::scobj::knauer_pump::debug_log {tc_root debug_level debug_string} {
@@ -1115,7 +1115,7 @@ proc ::scobj::knauer_pump::mkDriver { sct_controller name device_class simulatio
     }
     hsetprop ${scobj_hpath} klass ${device_class}
     hsetprop ${scobj_hpath} data true
-    hsetprop ${scobj_hpath} debug_threshold 0
+    hsetprop ${scobj_hpath} debug_threshold 5
     if {[string equal -nocase "${simulation_flag}" "false"]} {
       ansto_makesctdrive ${name}_pump_volume_setp ${scobj_hpath}/pump/volume/setp ${scobj_hpath}/pump/volume/pval ${sct_controller}
     }
diff --git a/site_ansto/instrument/config/environment/sct_omron_hldc.tcl b/site_ansto/instrument/config/environment/sct_omron_hldc.tcl
index d78fffb3..6c51a2bb 100644
--- a/site_ansto/instrument/config/environment/sct_omron_hldc.tcl
+++ b/site_ansto/instrument/config/environment/sct_omron_hldc.tcl
@@ -10,9 +10,12 @@ proc ::scobj::omron_hldc::debug_log {tc_root debug_level debug_string} {
   set catch_status [ catch {
     set debug_threshold [hgetpropval ${tc_root} debug_threshold]
     if {${debug_level} >= ${debug_threshold}} {
-      set fd [open "../log/omron_hldc_[basename ${tc_root}].log" "a"]
-      set line "[clock format [clock seconds] -format "%T"] ${debug_string}"
-      puts ${fd} "${line}"
+      set now [clock seconds]
+      set ts [clock format ${now} -format "%Y%m%d"]
+      set log_file_name "../log/omron_hldc_[basename ${tc_root}]_${ts}.log"
+      set fd [open "${log_file_name}" "a"]
+      set ts [clock format ${now} -format "%T"]
+      puts ${fd} "${ts} ${debug_string}"
       close ${fd}
     }
   } catch_message ]
@@ -197,6 +200,7 @@ proc ::scobj::omron_hldc::mkDriver { sct_controller name device_class simulation
 
     MakeSICSObj ${name} SCT_OBJECT
 
+    sicslist setatt ${name} driver omron_hldc
     sicslist setatt ${name} klass ${device_class}
     sicslist setatt ${name} long_name ${name}
 
@@ -215,6 +219,14 @@ proc ::scobj::omron_hldc::mkDriver { sct_controller name device_class simulation
     hsetprop ${scobj_hpath}/distance type "part"
     hsetprop ${scobj_hpath}/distance nxalias "${name}_distance"
 
+    if {[string equal -nocase "${simulation_flag}" "false"]} {
+      ${sct_controller} poll ${scobj_hpath}/distance 1
+      hsetprop ${scobj_hpath}/distance simulated false
+    } else {
+      ::scobj::omron_hldc::sics_log 9 "simulation_flag=${simulation_flag} => No poll/write for omron_hldc"
+      hsetprop ${scobj_hpath}/distance simulated true
+    }
+
     hfactory ${scobj_hpath}/id plain user text
     hsetprop ${scobj_hpath}/id read ${ns}::getValue ${scobj_hpath} read_id {0501}
     hsetprop ${scobj_hpath}/id read_id ${ns}::read_id ${scobj_hpath}
@@ -228,16 +240,18 @@ proc ::scobj::omron_hldc::mkDriver { sct_controller name device_class simulation
     hsetprop ${scobj_hpath}/id type "part"
     hsetprop ${scobj_hpath}/id nxalias "${name}_id"
 
+    if {[string equal -nocase "${simulation_flag}" "false"]} {
+      ${sct_controller} poll ${scobj_hpath}/id 10
+      hsetprop ${scobj_hpath}/id simulated false
+    } else {
+      ::scobj::omron_hldc::sics_log 9 "simulation_flag=${simulation_flag} => No poll/write for omron_hldc"
+      hsetprop ${scobj_hpath}/id simulated true
+    }
+
     hsetprop ${scobj_hpath} data "true"
     hsetprop ${scobj_hpath} klass "@none"
     hsetprop ${scobj_hpath} type "part"
-
-    if {[string equal -nocase "${simulation_flag}" "false"]} {
-      ${sct_controller} poll ${scobj_hpath}/distance 1
-      ${sct_controller} poll ${scobj_hpath}/id 10
-    } else {
-      ::scobj::omron_hldc::sics_log 9 "simulation_flag=${simulation_flag} => No poll/write for omron_hldc"
-    }
+    hsetprop ${scobj_hpath} driver omron_hldc
     hsetprop ${scobj_hpath} klass ${device_class}
     hsetprop ${scobj_hpath} data true
     hsetprop ${scobj_hpath} debug_threshold 5
@@ -258,7 +272,9 @@ proc ::scobj::omron_hldc::add_driver {name device_class simulation_flag ip_addre
         makesctcontroller sct_${name} std ${ip_address}:${tcp_port}
       }
     } else {
-      ::scobj::omron_hldc::sics_log 9 "simulation_flag={simulation_flag} => No sctcontroller for omron_hldc"
+      ::scobj::omron_hldc::sics_log 9 "simulation_flag=${simulation_flag} => Null sctcontroller for omron_hldc"
+      ::scobj::omron_hldc::sics_log 9 "makesctcontroller sct_${name} aqadapter NULL"
+      makesctcontroller sct_${name} aqadapter NULL
     }
     ::scobj::omron_hldc::sics_log 1 "::scobj::omron_hldc::mkDriver sct_${name} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port}"
     ::scobj::omron_hldc::mkDriver sct_${name} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port}
@@ -276,7 +292,7 @@ namespace eval ::scobj::omron_hldc {
 
 proc add_omron_hldc {name ip_address tcp_port} {
   set simulation_flag "[string tolower [SplitReply [environment_simulation]]]"
-  ::scobj::omron_hldc::add_driver ${name} "environment" "${simulation_flag}" ${ip_address} ${tcp_port}
+  ::scobj::omron_hldc::add_driver ${name} "environment" ${simulation_flag} ${ip_address} ${tcp_port}
 }
 
 clientput "file evaluation of sct_omron_hldc.tcl"
@@ -315,20 +331,31 @@ proc ::scobj::omron_hldc::read_config {} {
           if { ![string equal -nocase "${simulation_flag}" "false"] } {
             set asyncqueue "null"
             ${ns}::sics_log 9 "simulation_flag=${simulation_flag} => using null asyncqueue"
+            ${ns}::sics_log 9 "makesctcontroller sct_${name} aqadapter NULL"
+            makesctcontroller sct_${name} aqadapter NULL
           } elseif { [dict exists $v "asyncqueue"] } {
             set asyncqueue [dict get $v "asyncqueue"]
             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}
+            } else {
+              makesctcontroller sct_${name} aqadapter ${asyncqueue}
+            }
           } else {
             if { [dict exists $v "asyncprotocol"] } {
               set asyncprotocol [dict get $v "asyncprotocol"]
             } else {
               set asyncprotocol ${name}_protocol
               MakeAsyncProtocol ${asyncprotocol}
-              if { [dict exists $v "terminator"] } {
+              if { [dict exists $v "sendterminator"] } {
+                ${asyncprotocol} sendterminator "[dict get $v "sendterminator"]"
+              } elseif { [dict exists $v "terminator"] } {
                 ${asyncprotocol} sendterminator "[dict get $v "terminator"]"
+              }
+              if { [dict exists $v "replyterminator"] } {
+                ${asyncprotocol} replyterminator "[dict get $v "replyterminator"]"
+              } elseif { [dict exists $v "terminator"] } {
                 ${asyncprotocol} replyterminator "[dict get $v "terminator"]"
               }
             }
@@ -339,12 +366,9 @@ proc ::scobj::omron_hldc::read_config {} {
             if { [dict exists $v "timeout"] } {
               ${asyncqueue} timeout "[dict get $v "timeout"]"
             }
+            makesctcontroller sct_${name} aqadapter ${asyncqueue}
           }
-          if { [string equal -nocase ${asyncqueue} "sct"] } {
-            ${ns}::add_driver ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port}
-          } else {
-            ${ns}::add_driver ${name} ${device_class} ${simulation_flag} "aqadapter" ${asyncqueue}
-          }
+          ${ns}::mkDriver sct_${name} ${name} ${device_class} ${simulation_flag} ${ip_address} ${tcp_port}
         }
       }
     }
diff --git a/site_ansto/instrument/config/environment/temperature/sct_lakeshore_370.tcl b/site_ansto/instrument/config/environment/temperature/sct_lakeshore_370.tcl
index 74233b4a..6fe63945 100644
--- a/site_ansto/instrument/config/environment/temperature/sct_lakeshore_370.tcl
+++ b/site_ansto/instrument/config/environment/temperature/sct_lakeshore_370.tcl
@@ -50,7 +50,7 @@ namespace eval ::scobj::[set vendor]_[set device] {
 
   proc debug_log {debug_level arg_string} {
     # write a timestamped string message to a log file for debugging
-    set debug_threshold 0
+    set debug_threshold 5
     if {$debug_level >= $debug_threshold} {
       set fd [open "[set [namespace current]::log_file]" "a"]
       set line "[clock format [clock seconds] -format "%T"] $arg_string"
diff --git a/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl b/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl
index f607f937..4cd951b9 100644
--- a/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl
+++ b/site_ansto/instrument/config/environment/temperature/sct_ls340.tcl
@@ -57,7 +57,7 @@ proc ::scobj::ls340::add_driver {name device_class simulation_flag ip_address tc
         makesctcontroller sct_${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}
+        makesctcontroller sct_${name} std ${ip_address}:${tcp_port} \r\n
       }
     } else {
       ::scobj::ls340::sics_log 9 "simulation_flag={simulation_flag} => No sctcontroller for ls340"
diff --git a/site_ansto/instrument/config/environment/temperature/sct_oxford_mercury.tcl b/site_ansto/instrument/config/environment/temperature/sct_oxford_mercury.tcl
index 22ebad6b..67266192 100644
--- a/site_ansto/instrument/config/environment/temperature/sct_oxford_mercury.tcl
+++ b/site_ansto/instrument/config/environment/temperature/sct_oxford_mercury.tcl
@@ -58,7 +58,7 @@ namespace eval ::scobj::[set vendor]_[set device] {
 
   proc debug_log {debug_level arg_string} {
     # write a timestamped string message to a log file for debugging
-    set debug_threshold 0
+    set debug_threshold 5
     if {$debug_level >= $debug_threshold} {
       set fd [open "[set [namespace current]::log_file]" "a"]
       set line "[clock format [clock seconds] -format "%T"] $arg_string"
diff --git a/site_ansto/instrument/reflectometer/config/hmm/detector.tcl b/site_ansto/instrument/reflectometer/config/hmm/detector.tcl
index d9d29c41..0938a1ab 100644
--- a/site_ansto/instrument/reflectometer/config/hmm/detector.tcl
+++ b/site_ansto/instrument/reflectometer/config/hmm/detector.tcl
@@ -14,10 +14,14 @@ evfactory new dhv1 nhq200 acq 1
 dhv1 tolerance 5
 dhv1 rate 25
 dhv1 upper 3000
+dhv1 max 3000
+dhv1 upperlimit 3000
 #dhv1 lock
 evfactory new dhv2 nhq200 acq 2
 dhv2 tolerance 5
 dhv2 rate 25
 dhv2 upper 1500
+dhv1 max 1500
+dhv1 upperlimit 1500
 #dhv2 lock
 }
diff --git a/site_ansto/instrument/reflectometer/platypus_configuration.tcl b/site_ansto/instrument/reflectometer/platypus_configuration.tcl
index 5234f5e1..7cefb18d 100644
--- a/site_ansto/instrument/reflectometer/platypus_configuration.tcl
+++ b/site_ansto/instrument/reflectometer/platypus_configuration.tcl
@@ -33,6 +33,7 @@ fileeval $cfPath(environment)/sct_mvp_valve.tcl
 fileeval $cfPath(environment)/sct_protek_common.tcl
 fileeval $cfPath(environment)/sct_protekmm.tcl
 fileeval $cfPath(environment)/sct_omron_hldc.tcl
+fileeval $cfPath(environment)/sct_keysight_N8740A.tcl
 fileeval $cfPath(environment)/magneticField/sct_bruker_BEC1.tcl
 fileeval $cfPath(environment)/magneticField/sct_bruker.tcl
 fileeval $cfPath(environment)/temperature/sct_lakeshore_336.tcl
@@ -48,6 +49,7 @@ fileeval $cfPath(chopper)/chopper.tcl
 fileeval $cfPath(commands)/commands.tcl
 fileeval $cfPath(anticollider)/anticollider.tcl
 fileeval $cfPath(beamline)/polanal.tcl
+fileeval $cfPath(beamline)/he3_polanal_sct.tcl
 fileeval $cfPath(commands)/pulser.tcl
 fileeval $cfPath(commands)/hvcommands.tcl
 
diff --git a/site_ansto/instrument/reflectometer/sics_simulation.tcl b/site_ansto/instrument/reflectometer/sics_simulation.tcl
index e940d6ae..94913622 100644
--- a/site_ansto/instrument/reflectometer/sics_simulation.tcl
+++ b/site_ansto/instrument/reflectometer/sics_simulation.tcl
@@ -4,7 +4,7 @@
 # icsval column = settings when running on the Instrument Control Server (ie SICS_SIMULATION not defined)
 # fakedev column = settings for test platforms (ie SICS_SIMULATION=fakedev)
 foreach {simflag         icsval    fakedev} {
-  opal_simulation        true      true
+  opal_simulation        false      true
   detector_simulation    false     true
   hmm_simulation         false     true
   environment_simulation false     true