diff --git a/site_ansto/instrument/config/hipadaba/common_instrument_dictionary.tcl b/site_ansto/instrument/config/hipadaba/common_instrument_dictionary.tcl
index cc64890c..136d64f9 100644
--- a/site_ansto/instrument/config/hipadaba/common_instrument_dictionary.tcl
+++ b/site_ansto/instrument/config/hipadaba/common_instrument_dictionary.tcl
@@ -36,13 +36,13 @@ set instrument_dictionary [subst {
     privilege spy
     sobj {@any parameter}
     datatype @none
-    property {data false control true nxsave false klass @none type part}
+    property {data true control true nxsave true klass NXparameter type part}
   }
   instrument/parameters/derived_parameters {
     privilege spy
     sobj {@any derived_parameter}
     datatype @none
-    property {data false control true nxsave false klass @none type part}
+    property {data true control true nxsave true klass NXderived_parameter type part}
   }
   instrument/aperture {
     privilege spy
diff --git a/site_ansto/instrument/config/hipadaba/hipadaba_configuration_common.tcl b/site_ansto/instrument/config/hipadaba/hipadaba_configuration_common.tcl
index 602643bd..0bbfeb72 100644
--- a/site_ansto/instrument/config/hipadaba/hipadaba_configuration_common.tcl
+++ b/site_ansto/instrument/config/hipadaba/hipadaba_configuration_common.tcl
@@ -435,7 +435,7 @@ proc ::hdb::add_hpath {basePath path {priv spy} {dtype none} {dlen ""}} {
 # @see command
 proc ::hdb::add_cmd_par {hpath sobj name} {
   hattach $hpath $sobj $name
-  foreach {prop pval} [attlist $sobj] {
+  foreach {prop pval} [::utility::normalattlist $sobj] {
     hsetprop $hpath/$name $prop $pval
   }
   hsetprop $hpath/$name data false
@@ -756,6 +756,23 @@ proc ::hdb::sobjadd {hpath sobj args} {
           clientput "ERROR: $hpath/$sobjatt(long_name) for $sobj exists" error
         }
       }
+      chopperadapter {
+        if {[info exists sobjatt(group)]} {
+          set hpath [add_hpath $hpath $sobjatt(group)]
+          hsetprop $hpath type part
+        } 
+        if {[lsearch [hlist $hpath] $sobjatt(long_name)] == -1} {
+          set node_path [add_node $hpath node $sobj long_name [normalgetatt $sobj long_name] kind $sobjatt(kind)]
+          hsetprop $node_path sicsdev $sobj
+          hsetprop $node_path nxalias $sobj
+          hsetprop $node_path savecmd $sobjatt(savecmd)
+          hsetprop $node_path sdsinfo $sobjatt(sdsinfo)
+          hsetprop $node_path mutable $sobjatt(mutable)
+          hsetprop $node_path privilege $sobjatt(privilege)
+        } else {
+          clientput "ERROR: $hpath/$sobjatt(long_name) for $sobj exists" error
+        } 
+      }
       nxscript {
   # TODO 
         todo_msg "$sobjatt(type) case, add $sobj to $hpath"
@@ -771,6 +788,9 @@ proc ::hdb::sobjadd {hpath sobj args} {
       environment_controller {
         todo_msg "$sobjatt(type) case, add $sobj to $hpath"
       }
+      default {
+        error "ERROR: Unknown sics object type $sobjatt(type)"
+      }
     }
   } message ] {
     if {$::errorCode=="NONE"} {return $message}
diff --git a/site_ansto/instrument/config/hipadaba/instdict_specification.tcl b/site_ansto/instrument/config/hipadaba/instdict_specification.tcl
index a14e1491..2ac3d2ca 100644
--- a/site_ansto/instrument/config/hipadaba/instdict_specification.tcl
+++ b/site_ansto/instrument/config/hipadaba/instdict_specification.tcl
@@ -11,18 +11,18 @@ set boolean {true false}
 #}
 
 # SICS OBJECTS MUST PROVIDE THE FOLLOWING INFORMATION
-set sobj_klass_list {@none aperture attenuator collimator command crystal data detector entry environment experiment graphics instrument monitor monochromator parameter derived_parameter plc sample scan sensor user}
-set sobj_sicstype_list {environment_controller sicsvariable macro motor configurablevirtualmotor singlecounter histmem nxscript sicsdata scanobject}
+set sobj_klass_list {@none aperture attenuator collimator command crystal data detector disk_chopper entry environment experiment graphics instrument monitor monochromator parameter derived_parameter plc sample scan sensor source user}
+set sobj_sicstype_list {chopperadapter environment_controller sicsvariable macro motor configurablevirtualmotor singlecounter histmem nxscript sicsdata scanobject}
 # Different kinds of things are added to the hdb in different ways.
 # command: This is something a client can run with hset /a/b/c start, it may have parameters and feedback.
 #          Parameters and feedback should be made available in 'ilists' named after the command.
 # script: Supplies an rscript and a wscript to attach to a node for hgets and hsets.
 # hobj: Something that can be hattached to a node. {motor sicsvariable histmem}.
 # hdb_subtree: Is a macro which returns a keyed list that describes a hdb subtree.
-set sobj_kind_list {command hobj script hdb_subtree}
+set sobj_kind_list {command hobj script getset hdb_subtree}
 set sobj_interfacelist [subst {drivable {$boolean} countable {$boolean} callback {$boolean} environment {$boolean} }]
 
-set privilege_list {spy user manager read_only internal}
+set privilege_list {spy user manager readonly internal}
 set  sobj_privilege [subst {privilege {$privilege_list}}]
 
 # This is a subset of the list of attributes which the
@@ -93,6 +93,13 @@ set sicsdata_attlist [subst {
   mutable [subst {{$boolean}}]
 }] 
 
+set chopperadapter_attlist [subst {
+  $sobj_attlist
+  savecmd {print}
+  sdsinfo {print}
+  nxalias {text}
+  mutable [subst {{$boolean}}]
+}] 
 # INSTRUMENT DICTIONARIES MUST PROVIDE THE FOLLOWING INFORMATION
 if 1 { 
   set nexus_classes { NXaperture NXattenuator NXbeam_stop NXbeam NXbending_magnet NXcharacterizations NXcollimator NXcrystal NXdata NXdetector NXdisk_chopper NXentry NXenvironment NXevent_data NXfermi_chopper NXfilter NXflipper NXgeometry NXguide NXinsertion_device NXinstrument NXlog NXmirror NXmoderator NXmonitor NXnote NXorientation NXpositioner NXprocess NXroot NXsample NXsensor NXshape NXsource NXtranslation NXuser NXvelocity_selector}
diff --git a/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl b/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
index 1075df95..0933b205 100644
--- a/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
+++ b/site_ansto/instrument/config/nexus/nxscripts_common_1.tcl
@@ -744,6 +744,10 @@ proc ::nexus::gen_nxdict {nexusdic} {
         sicslist setatt $sobj savecmd ::nexus::environment_controller::save
         sicslist setatt $sobj sdsinfo ::nexus::environment_controller::sdsinfo
       }
+      foreach sobj [sicslist type chopperadapter] {
+        sicslist setatt $sobj savecmd ::nexus::chopperadapter::save
+        sicslist setatt $sobj sdsinfo ::nexus::chopperadapter::sdsinfo
+      }
       foreach sobj [sicslist kind script] {
         sicslist setatt $sobj savecmd ::nexus::script::save
         sicslist setatt $sobj sdsinfo ::nexus::script::sdsinfo
@@ -975,6 +979,41 @@ proc ::nexus::sicsvariable::sdsinfo {svar data_type args} {
     }
 }
 
+namespace eval ::nexus::chopperadapter { }
+proc ::nexus::chopperadapter::save {sobj nxalias data_type args} {
+  array set attribute [attlist $sobj]
+    set val [SplitReply [$sobj]]
+    if {[lindex $args 0] == "point"} {
+      set index [lindex $args 1]
+        nxscript_data clear
+      switch $data_type {
+        int {nxscript_data putint 0 $val}
+        float {nxscript_data putfloat 0 $val}
+        default {error "ERROR: [info level -1]->::nexus::chopperadapter::save, unknown type $data_type"}
+      }
+      nxscript putslab $nxalias [list $index] [list 1] nxscript_data
+    } else {
+      switch $data_type {
+        int {nxscript putint $nxalias $val}
+        float {nxscript putfloat $nxalias $val}
+        text {nxscript puttext $nxalias $val}
+        default {error "ERROR: [info level -1]->::nexus::chopperadapter::save, unknown type $data_type"}
+      }
+    }
+  if {[info exists attribute(units)]} {
+    nxscript putattribute $nxalias units $attribute(units)
+  }
+}
+
+proc ::nexus::chopperadapter::sdsinfo {sobj data_type args} {
+  array set param $args
+    set dtype [::nexus::hdb2nx_type $data_type]
+    if {$param(mutable) == true} {
+      return " -type $dtype -rank 1 -dim {-1}"
+    } else {
+      return " -type $dtype"
+    }
+}
 proc ::nexus::singlecounter::save {counter nxalias data_type args} {
   todo_msg "Save counter: $counter"
 }
@@ -1060,7 +1099,7 @@ foreach expt $::nexus::exports {
 
 set tmpstr [string map {"$" ""} {$Name: not supported by cvs2svn $}]
 set nx_content_release_tag [lindex $tmpstr [expr [llength $tmpstr] - 1]]
-set tmpstr [string map {"$" ""} {$Revision: 1.41 $}]
+set tmpstr [string map {"$" ""} {$Revision: 1.42 $}]
 set nx_content_revision_num [lindex $tmpstr [expr [llength $tmpstr] - 1]]
 
 #namespace eval data {
diff --git a/site_ansto/instrument/hipd/config/commands/commands.tcl b/site_ansto/instrument/hipd/config/commands/commands.tcl
index d55bff33..f8f2cb32 100644
--- a/site_ansto/instrument/hipd/config/commands/commands.tcl
+++ b/site_ansto/instrument/hipd/config/commands/commands.tcl
@@ -4,3 +4,7 @@ namespace eval motor {
 # is_homing_list = comma separated list of motors which are safe to send "home"
     variable is_homing_list ""
 }
+
+proc ::commands::isc_initialize {} {
+  ::commands::ic_initialize
+}
diff --git a/site_ansto/instrument/hrpd/config/commands/commands.tcl b/site_ansto/instrument/hrpd/config/commands/commands.tcl
index d55bff33..f8f2cb32 100644
--- a/site_ansto/instrument/hrpd/config/commands/commands.tcl
+++ b/site_ansto/instrument/hrpd/config/commands/commands.tcl
@@ -4,3 +4,7 @@ namespace eval motor {
 # is_homing_list = comma separated list of motors which are safe to send "home"
     variable is_homing_list ""
 }
+
+proc ::commands::isc_initialize {} {
+  ::commands::ic_initialize
+}
diff --git a/site_ansto/instrument/reflectometer/config/chopper/chopper.tcl b/site_ansto/instrument/reflectometer/config/chopper/chopper.tcl
index b726bdf3..9e531094 100644
--- a/site_ansto/instrument/reflectometer/config/chopper/chopper.tcl
+++ b/site_ansto/instrument/reflectometer/config/chopper/chopper.tcl
@@ -38,6 +38,7 @@ if {$sim_mode == "true"} {
   ChopperAdapter ch3phase chopperController phase_3 0 180
   ChopperAdapter ch4phase chopperController phase_4 0 180
 
+
 ##
 # @brief Return TCL_ERROR if chopper is in a state which disallows data acquisition.
 # This is useful for aborting scans or batch files.
@@ -61,3 +62,8 @@ if {$sim_mode == "true"} {
     } 
   }
 }
+
+sicslist setatt chspeed units "rpm"
+sicslist setatt ch2phase units "degrees"
+sicslist setatt ch3phase units "degrees"
+sicslist setatt ch4phase units "degrees"
diff --git a/site_ansto/instrument/reflectometer/config/commands/commands.tcl b/site_ansto/instrument/reflectometer/config/commands/commands.tcl
index d55bff33..abdfd2de 100644
--- a/site_ansto/instrument/reflectometer/config/commands/commands.tcl
+++ b/site_ansto/instrument/reflectometer/config/commands/commands.tcl
@@ -4,3 +4,266 @@ namespace eval motor {
 # is_homing_list = comma separated list of motors which are safe to send "home"
     variable is_homing_list ""
 }
+
+namespace eval exp_mode {
+    variable valid_modes  
+    variable guide_for_mode		;#guide element for a specific mode
+    variable c1ht_pos
+    #0=polarisation
+    #1=mt
+    #2=focussing
+    #3=DB
+    #4=Single
+    variable c1ht_pos
+    set valid_modes [list SB DB FOC MT POL]
+    set c1ht_pos [list 1057 806.7 557.1 200 200]
+    
+    command set_mode "text=[join $valid_modes ,] arg " {		;#need to change all softzero's
+	global ::exp_mode::valid_modes 
+	    if {[lsearch $::exp_mode::valid_modes $arg] == -1} {
+	    	Clientput "Mode is: $::exp_mode::valid_modes - (polarisation,mt,focussing,DB,single)"
+		 	return -code error "Mode is: $::exp_mode::valid_modes - (polarisation,mt,focussing,DB,single)"
+	    } else {
+	    	if { [catch {::exp_mode::set_guide_element $arg} errMsg] } {
+  				Clientput $errMsg
+				return -code error $errMsg
+		   }
+		 mode $arg
+	    }
+            omega -1
+            twotheta -1
+	    return -code ok
+    }
+    
+	
+    command omega_2theta { float arg1 float arg2 } {
+        #need to set omega first.  This is because
+        #for Single bounce the twotheta positions depend on the angle of incidence
+	if {[catch {::exp_mode::set_omega $arg1} errMsg]} {return -code error $errMsg}
+        if {[catch {::exp_mode::set_two_theta $arg2} errMsg]} {return -code error $errMsg}
+        return -code ok
+    }
+
+}
+
+##
+# @brief Drive c1ht and set guide_element parameter
+#
+# @param arg is the user mode
+proc ::exp_mode::set_guide_element { arg } {
+  global ::exp_mode::c1ht_pos
+    global ::exp_mode::valid_modes
+
+    if {[lsearch $::exp_mode::valid_modes $arg] == -1} {
+      Clientput "Mode is: $::exp_mode::valid_modes - (polarisation,mt,focussing,DB,single)"
+        return -code error "Mode is: $::exp_mode::valid_modes - (polarisation,mt,focussing,DB,single)"
+    }
+
+  if {[catch {::exp_mode::checkMotionAndDrive c1ht [lindex $c1ht_pos [lsearch $::exp_mode::valid_modes $arg]]} errMsg]} {
+    return -code error $errMsg
+  } else {
+    guide_element $arg
+      return -code ok	
+  }
+}	
+
+proc ::exp_mode::set_omega { arg } {
+  set expmode [SplitReply [mode]]
+    if {[lsearch $::exp_mode::valid_modes $expmode] == -1} {
+      Clientput "Please set the mode first"
+        return -code error "Please set the mode first"
+    }
+
+  if {$arg<0} {
+    return -code error "omega must be greater than 1"
+  }
+
+  if {[catch {::exp_mode::set_guide_element $expmode} errMsg]} {
+    return -code error $errMsg		;#make sure the guide element is moved.
+  }
+  set argrad [deg2rad $arg]	;#position in radians
+
+    switch $expmode {
+      SB {
+        if {[catch {::exp_mode::checkMotionAndDrive m1ro [expr $arg/2.]} errMsg]} {return -code error $errMsg}
+
+        set d1 [expr [SplitReply [slit3_distance]] - [SplitReply [guide1_distance]]]
+          set d2 [expr [SplitReply [sample_distance]] - [SplitReply [guide1_distance]]]
+          set h1 [expr -1. * $d1 * tan($argrad)]
+          set h2 [expr -1. * $d2 * tan($argrad)]
+
+          if {[catch {checkMotionAndDrive st3vt $h1} errMsg]} {return -code error $errMsg}
+        if {[catch {checkMotionAndDrive sz $h2} errMsg]} {return -code error $errMsg}
+      }
+      DB {
+        return -code error "ERROR: set_omega not yet defined for DB"
+          set temp [deg2rad 2.4]
+          set offset [expr 600*sin($temp)]
+          set arg 4.8		;#fixed angle
+
+          set d1 [expr [SplitReply [slit3_distance]] - [SplitReply [guide2_distance]]]
+          set d2 [expr [SplitReply [sample_distance]] - [SplitReply [guide2_distance]]]
+          set h1 [expr -1. * $d1 * tan($argrad) - $offset] 
+          set h2 [expr -1. * $d1 * tan($argrad) - $offset]
+
+          if { [catch {checkMotionAndDrive st3vt $h1} errMsg]} {return -code error $errMsg}
+        if { [catch {checkMotionAndDrive sz $h2} errMsg]} {return -code error $errMsg}
+      }
+      FOC {
+        if { [catch {checkMotionAndDrive sth $arg} errMsg]}	{return -code error $errMsg}
+      }
+      MT {
+        if { [catch {checkMotionAndDrive sth $arg} errMsg]}	{return -code error $errMsg}
+      }
+      default {
+        return -code error "omega driving not specified for that mode"	
+      }
+    }
+
+  omega $arg
+    return -code ok
+}
+publish ::exp_mode::set_omega user
+	
+proc ::exp_mode::set_two_theta { arg } {
+  set expmode [SplitReply [mode]]
+    set expomega [SplitReply [omega]]
+
+    if {[lsearch $::exp_mode::valid_modes $expmode] == -1} {
+      return -code error "please set the mode and omega first"	
+    }
+  if {$expomega == "NaN"} {
+    return -code error "please set omega first"
+  }
+  if {$arg<0} {
+    return -code error "two_theta is less than 0"
+  }
+
+  set argrad [deg2rad $arg]	;#position in radians
+    set omegarad [deg2rad $expomega]
+
+    Clientput $expmode
+    switch $expmode {
+      SB {
+        set d1 [expr [SplitReply [slit4_distance]] - [SplitReply [sample_distance]]]
+          set d2 [expr [SplitReply [slit4_distance]] - [SplitReply [guide1_distance]]]
+          set h1 [expr -1. * $d2 * tan($omegarad)]
+          set b  [expr $d1 / cos($omegarad)]
+          set c  [expr $d1 / cos($argrad-$omegarad)]
+          set h2 [expr sqrt(pow($b,2) + pow($c,2) - 2*$b*$c*cos($argrad))]
+
+          set d3 [expr [SplitReply [dy]]]
+          set d4 [expr [SplitReply [dy]] + [SplitReply [sample_distance]] - [SplitReply [guide1_distance]]]
+          set h3 [expr -1. * $d4 * tan($omegarad)]
+          set b  [expr $d3 / cos($omegarad)]
+          set c  [expr $d3 / cos($argrad-$omegarad)]
+          set h4 [expr sqrt(pow($b,2) + pow($c,2) - 2*$b*$c*cos($argrad))] 
+          if { [catch {checkMotionAndDrive dz [expr $h3 + $h4]} errMsg]} {return -code error $errMsg}
+        if { [catch {checkMotionAndDrive st4vt [expr $h2 + $h1]} errMsg]} {return -code error $errMsg}
+      }
+      DB {
+        return -code error "ERROR: set_omega not yet defined for DB"
+          set temp [deg2rad 2.4]
+          set offset [expr 600*sin($temp)]
+          set expomega 4.8
+          set omegarad [deg2rad $expomega]
+
+          set d1 [expr [SplitReply [slit4_distance]] - [SplitReply [sample_distance]]]
+          set d2 [expr [SplitReply [slit4_distance]] - [SplitReply [guide2_distance]]]
+          set h1 [expr -1. * $d2 * tan($omegarad) - $offset]
+          set b  [expr $d1 / cos($omegarad)]
+          set c  [expr $d1 / cos($argrad-$omegarad)]
+          set h2 [expr sqrt(pow($b,2) + pow($c,2) - 2*$b*$c*cos($argrad))]
+
+          set d3 [expr [SplitReply [dy]]]
+          set d4 [expr [SplitReply [dy]] + [SplitReply [sample_distance]] - [SplitReply [guide2_distance]]]
+          set h3 [expr -1. * $d4 * tan($omegarad) - $offset]
+          set b  [expr $d3 / cos($omegarad)]
+          set c  [expr $d3 / cos($argrad-$omegarad)]
+          set h4 [expr sqrt(pow($b,2) + pow($c,2) - 2*$b*$c*cos($argrad))] 
+          if { [catch {checkMotionAndDrive dz [expr $h3 + $h4]} errMsg]} {return -code error $errMsg}
+        if { [catch {checkMotionAndDrive st4vt [expr $h2 + $h1]} errMsg]} {return -code error $errMsg}
+
+      }
+      FOC {
+        set d1 [SplitReply [dy]]
+          set d2 [expr [SplitReply [slit4_distance]] - [SplitReply [sample_distance]]]
+          set h1 [expr $d1 * tan($argrad)]
+          set h2 [expr $d2 * tan($argrad)]
+          if { [catch {checkMotionAndDrive dz $h1} errMsg]} {return -code error $errMsg}
+        if { [catch {checkMotionAndDrive st4vt $h2} errMsg]} {return -code error $errMsg}
+      }
+      MT {
+        set d1 [SplitReply [dy]]
+          set d2 [expr [SplitReply [slit4_distance]] - [SplitReply [sample_distance]]]
+          set h1 [expr $d1 * tan($argrad)]
+          set h2 [expr $d2 * tan($argrad)]
+          if { [catch {checkMotionAndDrive dz $h1} errMsg]} {return -code error $errMsg}
+        if { [catch {checkMotionAndDrive st4vt $h2} errMsg]} {return -code error $errMsg}
+      }
+      default {
+        return -code error "two_theta not defined for that mode: $expmode"
+      }
+    }
+  twotheta $arg
+    return -code ok
+}
+publish ::exp_mode::set_two_theta user
+
+proc ::exp_mode::checkMotion { scan_variable target } {
+  set motor_list [sicslist type motor]
+
+    if {[lsearch $motor_list $scan_variable]==-1} {
+      return -code error "you tried to drive a motor that doesn't exist"   
+    }
+  if {[catch {	
+    ::scan::check_limit $scan_variable hardlowerlim $target
+      ::scan::check_limit $scan_variable hardupperlim $target
+      ::scan::check_limit $scan_variable softlowerlim $target
+      ::scan::check_limit $scan_variable softupperlim $target
+  }]} {
+    return -code error $::errorInfo
+  }
+  return -code ok
+}
+publish ::exp_mode::checkMotion user
+
+proc ::exp_mode::checkMotionAndDrive { scan_variable target } {
+  set motor_list [sicslist type motor]
+#lappend motorlist [sicslist type configurablevirtualmotor]
+
+    set precision [SplitReply [$scan_variable precision]]           
+
+    if {[catch {	
+      ::exp_mode::checkMotion $scan_variable $target
+    }]} {
+      return -code error $::errorInfo
+    } else {
+      drive $scan_variable $target
+        set position [SplitReply [$scan_variable]]			
+        if {[expr [expr $position-$target] > abs($precision)]} {
+          return -code error "move of: $scan_variable did not reach required precision"
+        } else {
+          Clientput "New $scan_variable Position: $position"
+            Clientput "Driving finished successfully"
+        }
+      return -code ok	
+    }
+}
+publish ::exp_mode::checkMotionAndDrive user
+
+proc ::exp_mode::deg2rad { arg } {
+  set pi 3.1415926535897931
+    return [expr $pi * $arg / 180.]
+}
+
+proc ::exp_mode::rad2deg { arg } {
+  set pi 3.1415926535897931
+    return [expr 180. * $arg / $pi]
+}
+
+##
+# @brief Commands initialisation procedure
+proc ::commands::isc_initialize {} {
+  ::commands::ic_initialize
+}
diff --git a/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl b/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl
index 4828b26e..ae7c763e 100644
--- a/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl
+++ b/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl
@@ -901,7 +901,7 @@ make_gap_motors ss3hg gap ss3ho offset ss3r ss3l mm $slit3HGroup
 make_gap_motors ss4vg gap ss4vo offset ss4u ss4d mm $slit4VGroup
 make_gap_motors ss4hg gap ss4ho offset ss4r ss4l mm $slit4HGroup
 
-proc set_two_theta { arg } {
+proc ds_set_two_theta { arg } {
   set rad [expr ($arg/180.0)*3.1415926535897932384626433832795]
   set d1 [expr [SplitReply [detector_distance]] - [SplitReply [sample_distance]]]
   set d2 [expr [SplitReply [slit4_distance]] - [SplitReply [sample_distance]]]
@@ -909,18 +909,18 @@ proc set_two_theta { arg } {
   set h2 [expr [SplitReply [slit4_base]] + $d2 * tan($rad)]
   return "dz=$h1,st4vt=$h2"
 }
-publish set_two_theta user
+publish ds_set_two_theta user
 
-proc get_two_theta {} {
+proc rs_get_two_theta {} {
   set d1 [expr [SplitReply [detector_distance]] - [SplitReply [sample_distance]]]
   set h1 [expr [SplitReply [dz]] - [SplitReply [detector_base]]]
   return [expr (180.0*atan2($h1, $d1))/3.1415926535897932384626433832795]
 }
-publish get_two_theta user
+publish rs_get_two_theta user
 
 MakeConfigurableMotor two_theta
-two_theta readscript get_two_theta
-two_theta drivescript set_two_theta
+two_theta readscript rs_get_two_theta
+two_theta drivescript ds_set_two_theta
 sicslist setatt two_theta klass sample
 sicslist setatt two_theta long_name two_theta
 sicslist setatt two_theta units degrees
diff --git a/site_ansto/instrument/reflectometer/config/parameters/parameters.tcl b/site_ansto/instrument/reflectometer/config/parameters/parameters.tcl
index 17699aab..cc0ab497 100644
--- a/site_ansto/instrument/reflectometer/config/parameters/parameters.tcl
+++ b/site_ansto/instrument/reflectometer/config/parameters/parameters.tcl
@@ -11,17 +11,61 @@ foreach vn {
   sample_base
   slit3_distance
   slit3_base
+  guide1_distance 
+  guide1_base
+  guide2_distance 
+  guide2_base
+  slit2_distance
+  slit2_base
+  chopper4_distance
+  chopper4_base
+  chopper3_distance
+  chopper3_base
+  chopper2_distance
+  chopper2_base
+  chopper1_distance
+  chopper1_base
+  slit1_distance
+  slit1_base
+  omega
+  twotheta
 } {
   ::utility::mkVar $vn float manager $vn true parameter true true
 }
 
+foreach vn {
+  mode 
+  guide_element
+} {
+  ::utility::mkVar $vn Text manager $vn true parameter true true
+}
+
+
 detector_distance 10000
 detector_base 300
-slit4_distance 6000
+slit4_distance 5527
 slit4_base 20
-sample_distance 5800
+sample_distance 5129
 sample_base 50
-slit3_distance 5600
+slit3_distance 4808
 slit3_base 20
-
-
+guide1_distance 2979
+guide1_base 
+guide2_distance 3279
+guide2_base
+slit2_distance 1895
+slit2_base 20
+chopper4_distance 823
+chopper4_base 20
+chopper3_distance 370
+chopper3_base 20
+chopper2_distance 102
+chopper2_base 20
+chopper1_distance 0
+chopper1_base 20
+slit1_distance -244
+slit1_base 20
+mode NONE
+omega -1
+twotheta -1
+guide_element NONE
diff --git a/site_ansto/instrument/rsd/config/commands/commands.tcl b/site_ansto/instrument/rsd/config/commands/commands.tcl
index d55bff33..f8f2cb32 100644
--- a/site_ansto/instrument/rsd/config/commands/commands.tcl
+++ b/site_ansto/instrument/rsd/config/commands/commands.tcl
@@ -4,3 +4,7 @@ namespace eval motor {
 # is_homing_list = comma separated list of motors which are safe to send "home"
     variable is_homing_list ""
 }
+
+proc ::commands::isc_initialize {} {
+  ::commands::ic_initialize
+}
diff --git a/site_ansto/instrument/server_config.tcl b/site_ansto/instrument/server_config.tcl
index ed779fc9..c34c06bf 100644
--- a/site_ansto/instrument/server_config.tcl
+++ b/site_ansto/instrument/server_config.tcl
@@ -1,7 +1,7 @@
 # SICS common configuration
 
-# $Revision: 1.39 $
-# $Date: 2008-08-14 05:00:18 $
+# $Revision: 1.40 $
+# $Date: 2008-08-18 03:01:29 $
 # Author: Ferdi Franceschini (ffr@ansto.gov.au)
 # Last revision by $Author: ffr $
 
@@ -138,7 +138,7 @@ sics_release [lindex $tmpstr [expr [llength $tmpstr] - 1]]
 sics_release lock
 
 ::utility::mkVar sics_revision_num Text internal
-set tmpstr [string map {"$" ""} {$Revision: 1.39 $}]
+set tmpstr [string map {"$" ""} {$Revision: 1.40 $}]
 sics_revision_num [lindex $tmpstr [expr [llength $tmpstr] - 1]]
 sics_revision_num lock
 
@@ -172,6 +172,7 @@ proc server_set_sobj_attributes {} {
     ::counter::set_sobj_attributes 
     ::nexus::set_sobj_attributes 
     ::histogram_memory::set_sobj_attributes 
+    ::utility::set_chopper_attributes
 ## TODO move the following to the new ansto gumxml.tcl
     sicslist setatt getgumtreexml privilege internal
     clientput "serverport [get_portnum $::serverport]"
diff --git a/site_ansto/instrument/util/utility.tcl b/site_ansto/instrument/util/utility.tcl
index aa54df41..1d1f8c32 100644
--- a/site_ansto/instrument/util/utility.tcl
+++ b/site_ansto/instrument/util/utility.tcl
@@ -1,7 +1,7 @@
 # Some useful functions for SICS configuration.
 
-# $Revision: 1.14 $
-# $Date: 2008-07-11 01:09:57 $
+# $Revision: 1.15 $
+# $Date: 2008-08-18 03:01:29 $
 # Author: Ferdi Franceschini (ffr@ansto.gov.au)
 # Last revision by $Author: ffr $
 
@@ -484,6 +484,19 @@ proc ::utility::set_motor_attributes {} {
     sicslist setatt $m mutable true
   }
 }
+proc ::utility::set_chopper_attributes {} {
+  foreach ch [lrange [sicslist type chopperadapter] 1 end] { 
+    sicslist setatt $ch kind hobj
+    sicslist setatt $ch data true
+    sicslist setatt $ch control true
+    sicslist setatt $ch nxsave true
+    sicslist setatt $ch privilege user
+    sicslist setatt $ch nxalias $ch
+    sicslist setatt $ch long_name $ch
+    sicslist setatt $ch mutable true
+    sicslist setatt $ch klass disk_chopper
+  }
+}
 proc ::utility::set_envcontrol_attributes {} {
   if [ catch {
     foreach ec [sicslist type environment_controller] {