VACUUBRAND VNC 1 - Manual (Page 28)

Documents are only to be used and distributed completely and unchanged. It is strictly the users´ responsibility to check
carefully the validity of this document with respect to his product. Manual-no.: 999118 / 16/12/2009
page 28 of 35
Status of IN_STAT_1 XXXXX
process control
Mode : see IN_STAT
Status of operation : see IN_STAT
Isolation valve
0: closed
1: opened
Cooling water 0: closed
valve 1: opened
Relay 0: not operated
1: operated
Write commands
Function Command Parameter Description
Preset pressure OUT_SP_1 XXXX In unit according to selection at controller
(0001 to 1060 mbar (hPa) or 0001 to 0795 Torr)
Pumping speed OUT_SP_2 XX.X In Hz (01.0 to 60.0, 99.9 corresponds HI)
Start-up pressure/ OUT_SP_3 XXXX In unit according to selection at controller
upper pressure value (see OUT_SP_1)
VACUU•LAN: start-up pressure ”p On”
Vacuum control: ”p set” + ”
Δp”
Switch-off time OUT_SP_4 hh:mm Hours:minutes
Lower pressure OUT_SP_5 XXXX In unit according to selection at controller
value (see OUT_SP_1)
Vacuum control: upper pressure
Continuous pumping: lower pressure
Time delay OUT_SP_6 hh:mm Hours:minutes
(only VACUU•LAN;
otherwise process time)
Mode of operation OUT_MODE X 0: VACUU•LAN
0S: VACUU•LAN blocked
1: Continuous pumping
2: Vacuum control
4: RC 5 / RC 6 management
Read command
Function Command Response Description