diff --git a/.gitignore b/.gitignore
index 87933ac..71cc3c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,6 +33,7 @@ CVS
 /focus
 /hifi
 /hrpt
+/hrpt2
 /morpheus
 /poldi
 /ppms
@@ -40,6 +41,7 @@ CVS
 /seaman
 /tasp
 /zebra
+/zebra2
 /logger_tar
 cheat_chart
 tcl/stuff_before_2022
diff --git a/tcl/dil5.stick b/tcl/dil5.stick
index 2200687..3df72ae 100644
--- a/tcl/dil5.stick
+++ b/tcl/dil5.stick
@@ -1,54 +1,13 @@
-stickDesc = 100 mm dilution
+deviceDesc = DIL5 Frappy history recorder
 
-set box linse-dil5
+set ::secop_version 4
 
-proc triton {kind obj name db col {htrdb ""}} {
-  upvar box box
-  makenv $obj -driver itc$kind -port ${box}:33576 -controller _tritondil $db $htrdb
-  switch $kind {
-    temp {
-      GraphAdd $obj K_3 T_$name
-      # GraphAdd $obj.raw Ohm_3 R_$name
-    }
-    press {
-      GraphAdd $obj mbar_2 p_$name
-    }
-  }
+set ins [result instrument]
+if {[string match "prep*" $ins]} {
+  set nr [string range $ins end end]
+  makenv frappy_stick -driver secop -port localhost:1521$nr
+} elseif {[lindex [split [info hostname] .] 0] ne $ins} {
+  error "runs on instruments or prep0-9 only"
+} else {
+  makenv frappy_stick -driver secop -port localhost:15201
 }
-
-proc itcchan {obj name dbt dbh col setcol} {
-  upvar box box
-  makenv $obj -driver itctemp -port ${box}:3000 -controller _itcdil ${dbt}.T1 ${dbh}.H1
-  GraphAdd $obj K_5 T_$name
-  GraphAdd $obj.set K_5 T_${name}_set $setcol
-  # GraphAdd $obj.pow W_3 pow_$name
-  # GraphAdd $obj.raw Ohm_3 R_$name
-}
-
-itcchan twstill wupstill MB1 MB0 blue cyan
-
-itcchan tonek oneK DB5 DB3 red orange
-
-itcchan twmix wupMix DB6 DB1 green lightgreen
-
-itcchan twivc wupIVC DB7 DB2 magenta violet
-
-itcchan tcond cond DB8 DB3 yellow grey
-
-triton temp tsorb sorb T1 dark_violet
-triton temp tivc IVC T2 brown
-triton temp tstill still T3 orange
-triton temp tcp cond T4 grey
-triton temp tmix mix T5 cyan H1
-
-triton press pdump dump P1 cyan
-triton press pcond cond P2 blue
-triton press pstill still P3 black
-triton press pfore fore P4 green
-triton press pback back P5 red
-
-makenv tmixdrv -driver drvpar /tmix
-
-defineTemperature tmixdrv
-
-
diff --git a/tcl/drivers/ccu4ext.tcl b/tcl/drivers/ccu4ext.tcl
index c3b15d9..5e3e837 100644
--- a/tcl/drivers/ccu4ext.tcl
+++ b/tcl/drivers/ccu4ext.tcl
@@ -181,7 +181,7 @@ proc ccu4ext::fillExt {type} {
   set rdpath [hvali [sct]/readpath]
   set level [hvali $rdpath]
   set levelerror [silent "" hgetpropval $rdpath geterror]
-  if {$levelerror ne "" && $errtxt eq ""} {
+  if {$levelerror ne "" && $errtxt eq "" && [hvali [sct]] < 2} {
     set errtxt "$txt ($rdpath $levelerror)"
   }
   if {$errtxt eq ""} {
diff --git a/tcl/drivers/hepump.tcl b/tcl/drivers/hepump.tcl
index fe86974..14d277e 100644
--- a/tcl/drivers/hepump.tcl
+++ b/tcl/drivers/hepump.tcl
@@ -404,11 +404,12 @@ proc hepump::get_auto {} {
   if {$auto && $oldeco != 2} {
     set eco [sctval [sct parent]/eco]
     set lim [sctval [sct parent]/eco_t_lim 7]
+    set target [silent [silent $lim hval /tt/target] hval /tt/set/reg]
     if {[silent 0 result nv use_pressure]} {
       set ecoset 0
-    } elseif {[silent 10 hval /tt/target] < $lim && [silent 10 hval /tt] < 2 * $lim} {
+    } elseif {$target < $lim && [silent $lim hval /tt] < 2 * $lim} {
       set ecoset 0
-    } elseif {[silent 10 hval /tt/target] > $lim || [silent 10 hval /tt] > 3 * $lim} {
+    } elseif {$target > $lim || [silent $lim hval /tt] > 3 * $lim} {
       set ecoset 1
     } else {
       set ecoset $eco
diff --git a/tcl/drivers/lsc.tcl b/tcl/drivers/lsc.tcl
index 176ff80..d18394a 100644
--- a/tcl/drivers/lsc.tcl
+++ b/tcl/drivers/lsc.tcl
@@ -895,7 +895,7 @@ proc lsc::set_curve {} {
 }
 
 #write action, direct
-proc lsc::check_header {id} {
+proc lsc::check_header {{id unknown}} {
   upvar #0 lsc::cache_$id cache
   if {[lsc::hdreq $cache([sct curveno]) [sct result]]} {
     sct oldhdr [sct result]
@@ -2950,7 +2950,9 @@ proc lsc::check_set {} {
   }
   if {[silent 0 sct internalset] eq "0"} {
     if {[silent 0 sct setmaintarget] ne "0"} {
-      eval "[sct setmaintarget] $target"
+      if {[catch {eval "[sct setmaintarget] $target"} msg]} {
+        clientlog "WARNING: $msg"
+      }
     }
   }
   if {$target == 0} {
@@ -4626,6 +4628,7 @@ proc stdConfig::lsc_end {} {
   if {$lsc(samplesensor) eq ""} {
     set lsc(samplesensor) $lsc(mainsensor)
   }
+  dolater 0 fix_stick_sensors
   hsetprop $path getcmd "hvali $path/$lsc(mainsensor)"
   hsetprop $path getsample "hvali $path/$lsc(samplesensor)"
   if {[silent "" set lsc(setsample)] ne ""} {
diff --git a/tcl/ma10.config b/tcl/ma10.config
index 0b3f939..0ceb1ce 100644
--- a/tcl/ma10.config
+++ b/tcl/ma10.config
@@ -18,7 +18,7 @@ makeCCU4 ma10 nv_release_blocked he_ilm
 hefill minfillminutes 20
 hefill maxfillminutes 60
 
-hupdate /nv/set 1.8
+hupdate /nv/set 1.2
 
 makenv mf -driver ipsmag -port ma10-ts:3001 -controller _mf
 
diff --git a/tcl/ma6.config b/tcl/ma6.config
index 27c7ad0..3c34aef 100644
--- a/tcl/ma6.config
+++ b/tcl/ma6.config
@@ -5,11 +5,11 @@ device stick_menu "ma6 dil2 dil3 dil4 coil"
 
 makenv tt -driver [lsdriver] {
   lsc_sensor tm A -sensor x48581 -sensorname VTI
+  lsc_sensor ts C -sensorname sample
+  lsc_sensor ts_2 D  -sensor code -sensorname sample2
 # 2023-07-06: sample sensor seems defect, use hx sensor
-#  lsc_sensor ts C -sensorname sample
-#  lsc_sensor ts_2 D  -sensor code -sensorname sample2
-  lsc_sensor ts D -sensorname sample
-  lsc_sensor ts_2 C  -sensor code -sensorname sample2
+#  lsc_sensor ts D -sensorname sample
+#  lsc_sensor ts_2 C  -sensor code -sensorname sample2
   lsc_loop set -loop 1 -channel A -maxheater 32W -resist 80Ohm -color green
   if {[lsdriver] eq "336_lsc"} {
     lsc_loop setsamp -loop 2 -channel C -maxheater 62.5W -resist 20Ohm -color dark_green -loopname sample
@@ -20,7 +20,7 @@ makenv tt -driver [lsdriver] {
 
 makeCCU4 ma6 nv he_ilm
 
-hupdate /nv/set 1.2
+hupdate /nv/set 1.5
 makeN2Fill ccu4ilm {
   ln2fill lowlevel 10
   ln2fill highlevel 100
diff --git a/tcl/ma6.stick b/tcl/ma6.stick
index 9870b81..a1fbd2c 100644
--- a/tcl/ma6.stick
+++ b/tcl/ma6.stick
@@ -1,4 +1,4 @@
 stickDesc = standard MA6 stick
 
-stick_sensors x63163 undefined
-# stick_sensors x63161 x63163
+stick_sensors x63161 undefined
+#stick_sensors x63161 x63163  # sensor 2 wiring defect
diff --git a/tcl/seacom.tcl b/tcl/seacom.tcl
index eadf5de..260c381 100644
--- a/tcl/seacom.tcl
+++ b/tcl/seacom.tcl
@@ -628,7 +628,7 @@ proc stick_sensors {sensor1 sensor2} {
   source config/stick.list
   if {[string match "code*" $sensor2]} {
     set code [lindex [split $sensor2=0 =] 1]
-    set table_code [silent -1 set stick_cfgtable($stick_name)]
+    set table_code [silent 0 set stick_cfgtable($stick_name)]
     if {$table_code != $code} {
       clientput "ERROR: code $code in $stick_name.stick does not match value from config/sticklist: $table_code"
     }
@@ -652,6 +652,16 @@ proc stick_sensors {sensor1 sensor2} {
   }
 }
 
+proc fix_stick_sensors {} {
+  # fix stick sensors
+  foreach path {/tt/ts/curve /tt/ts_2/curve} {
+     set curv [silent "" sctval $path]
+     if {$curv ne ""} {
+       hset $path $curv
+     }
+  }
+}
+
 proc ts_sensor {sensor} {
   catch {
     catch {
diff --git a/tcl/startup/flow_ctrl.tcl b/tcl/startup/flow_ctrl.tcl
index 450166c..adf03d1 100644
--- a/tcl/startup/flow_ctrl.tcl
+++ b/tcl/startup/flow_ctrl.tcl
@@ -30,7 +30,17 @@ proc flow::loop {difget flowget flowset path flowstd flowlim} {
     set flowtarget $setval
   }
   putIntoLimits flowtarget $flowstd $flowlim
-  hupdate $path/flowtarget $flowtarget
+  set suppress_auto [silent 0 sct suppress_auto]
+  if {$suppress_auto || $flowtarget > ($flowstd + $flowlim) * 0.5} {
+    sct suppress_auto 0
+    hupdate $path/flowtarget $flowtarget
+  } else {
+    if {$flowtarget < $flowstd + 0.1} {
+      sct suppress_auto 1
+    } else {
+      hupdate $path/flowtarget $flowtarget
+    }
+  }
 }
 
 proc flow::bufferPut {path name var value} {