diff --git a/site_ansto/instrument/config/environment/temperature/sct_rvasm2.tcl b/site_ansto/instrument/config/environment/temperature/sct_rvasm2.tcl
index f6d5de26..e1e4f623 100644
--- a/site_ansto/instrument/config/environment/temperature/sct_rvasm2.tcl
+++ b/site_ansto/instrument/config/environment/temperature/sct_rvasm2.tcl
@@ -114,6 +114,10 @@ debug_log "rdValue [sct] [sct result]"
             debug_log "update result data=$data, oldval=[sct oldval]"
           }
           # TODO handle end of drive command
+          if {abs([hval $tc_root/setpoint] - [hval $tc_root/sensor/value]) <= [hval $tc_root/tolerance]} {
+            sct driving 0
+            sct print "drivestatus: idle"
+          }
         }
       }
     }
@@ -732,7 +736,7 @@ debug_log "setPoint $cmd $par"
           set rslt [scan $data "DR%6x%4x%6x%2x%4x%2x" the_t the_c the_v the_e the_s the_r]
           debug_log "scan result rslt=$rslt, the_t=$the_t , the_c=$the_c , the_v=$the_v , the_e=$the_e , the_s=$the_s , the_r=$the_r"
           if {$rslt == 6} {
-            # TODO handle test start
+            # handle RVA indication of test start
             if {$the_r != 0} {
               set data 1
             } else {
@@ -812,11 +816,15 @@ debug_log "chkWrite new data for $tc_root [sct] result=$data"
     debug_log "drivestatus $tc_root driving=[sct driving]"
     if {[sct driving]} {
       # TODO handle end of drive command
+      if {abs([hval $tc_root/setpoint] - [hval $tc_root/sensor/value]) <= [hval $tc_root/tolerance]} {
+        sct driving 0
+        sct print "drivestatus: idle"
+        return idle
+      }
       return busy
-    } else {
-      sct print "drivestatus: idle"
-      return idle
-    }
+  }
+  sct print "drivestatus: idle"
+  return idle
   }
 
   proc halt {tc_root} {
@@ -930,7 +938,7 @@ proc createNode {scobj_hpath sct_controller cmdGroup varName readable writable\
 
       set deviceCommand {\
         sensor   value           1 0 0 float user     {RST}      {rdTemp}       {0}                {}         {}\
-        {}       setpoint        0 1 0 float user     {}         {}             {0}                {setTemp.chkWrite}  {}\
+        {}       setpoint        0 1 1 float user     {}         {}             {0}                {setTemp.chkWrite}  {}\
         {}       speed           1 1 0 float user     {RSR}      {rdSpeed}      {0}                {setSpeed.chkWrite} {}\
         {}       power           1 0 0 float internal {RSC}      {rdPower}      {0}                {}         {}\
         {}       tower           1 0 0 float internal {RSD}      {rdTower}      {0}                {}         {}\