diff --git a/tcl/frappy2.config b/tcl/frappy2.config
index f887e61..134c560 100644
--- a/tcl/frappy2.config
+++ b/tcl/frappy2.config
@@ -1,7 +1,17 @@
-deviceDesc = FRAPPY history recorder, with stick
+deviceDesc = frappy history recorder for main and stick with Hepump
 
 set ::secop_version 4
 
-makenv frappy_main -driver secop -port localhost:15101
-makenv frappy_stick -driver secop -port localhost:15201
-
+set ins [result instrument]
+if {[string match "prep*" $ins]} {
+  set nr [string range $ins end end]
+  makenv frappy_main -driver secop -port localhost:1511$nr
+  makenv frappy_stick -driver secop -port localhost:1521$nr
+  makeHePump
+} elseif {[lindex [split [info hostname] .] 0] ne $ins} {
+  error "runs on instruments or prep0-9 only"
+} else {
+  makenv frappy_main -driver secop -port localhost:15101
+  makenv frappy_stick -driver secop -port localhost:15201
+  makeHePump
+}
diff --git a/tcl/varioxB.config b/tcl/varioxB.config
deleted file mode 100644
index 7abeb3c..0000000
--- a/tcl/varioxB.config
+++ /dev/null
@@ -1,58 +0,0 @@
-deviceDesc = 100mm Variox
-
-device stick_menu "mb11 dil5 varioxB"
-
-defineTemperature tvs
-
-makenv tvs -driver itctemp -port linvb-ts:3001 -controller _tt DB6.T1 DB1.H1
-GraphAdd tvs K T_VTIs red
-GraphAdd tvs.set K T_stat_set orange
-GraphAdd tvs.pow W pow_tvs red
-#GraphAdd tvs.raw Ohm R_tvs red
-
-makenv tvd -driver itctemp -port linvb-ts:3001 -controller _tt DB7.T1 DB2.H1
-GraphAdd tvd K T_VTId magenta
-GraphAdd tvd.set K T_dyn_set violet
-GraphAdd tvd.pow W pow_tvd magenta
-#GraphAdd tvd.raw Ohm R_tvd magenta
-
-makenv pstat -driver itcpress -port linvb-ts:3001 -controller _tt DB5.P1 DB3.G1
-GraphAdd pstat mbar p_stat
-GraphAdd pstat.pos % nv_stat
-GraphAdd pstat.set mbar p_stat_set
-
-makenv pdyn -driver itcpress -port linvb-ts:3001 -controller _tt DB8.P1 DB4.G1
-GraphAdd pdyn mbar p_dyn
-GraphAdd pdyn.pos % nv_dyn
-GraphAdd pdyn.set mbar p_dyn_set
-
-makeIpsLev -port linvb-ts:3002 -controller _ta -slot DB4
-
-makenv tneck1 -driver itctemp -port linvb-ts:3002 -controller _ta MB1.T1 MB0.H1
-makenv tneck2 -driver itctemp -port linvb-ts:3002 -controller _ta DB6.T1 DB1.H1
-makenv tnvs -driver itctemp -port linvb-ts:3002 -controller _ta DB7.T1 DB2.H1
-makenv tnvd -driver itctemp -port lnivb-ts:3002 -controller _ta DB8.T1 DB3.H1
-
-makeN2Fill ccu4ilm {
-  ln2fill lowlevel 30
-  ln2fill highlevel 95
-  ln2fill minfillminutes 8
-  ln2fill maxfillminutes 40
-  ln2fill minholdhours 24
-  ln2fill maxholdhours 96
-#  appendVars ln2fill.smooth/%/N2smooth/13
-}
-
-
-GraphAdd tneck1 K_2 T_neck1
-GraphAdd tneck1.pow W pow_neck1
-GraphAdd tneck2 K_2 T_neck2
-GraphAdd tneck2.pow W pow_neck2
-GraphAdd tnvs K_2 T_nvs
-#GraphAdd tnvs.pow W pow_nvs
-GraphAdd tnvd K_2 T_nvd
-#GraphAdd tnvd.pow W pow_nvd
-
-
-setstickrot linvb-ts:3004
-
diff --git a/tcl/varioxB.stick b/tcl/varioxB.stick
deleted file mode 100644
index a776c3b..0000000
--- a/tcl/varioxB.stick
+++ /dev/null
@@ -1,9 +0,0 @@
-stickDesc = stick for Variox B
-
-defineTemperature ts
-
-makenv ts -driver itctemp -port linvb-ts:3001 -controller _tt MB1.T1 MB0.H1
-GraphAdd ts K T_sam blue
-GraphAdd ts.set K T_sam_set cyan
-GraphAdd ts.pow W pow_ts blue
-GraphAdd ts.raw Ohm R_ts blue