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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.: 999188 / 19/05/2009
Read commands ”CVC 2000”
Operation Command Response Description
current pressure
IN_PV_1 XXXX mbar or
unit according to preselections
XXXX Torr or
XXXX hPa
current frequency
IN_PV_2 XX.X Hz
device set
IN_CFG XXXXX
preselections
0: remote operation off
1: remote operation on
0: no automatic switch off
1: automatic switch off
0: no venting valve
1: venting valve
0: no coolant valve
1: coolant valve
0: VACUU•LAN
1: continuous pumping
2: vacuum control without automatic
3: vacuum control with automatic
maloperation mode
IN_ERR XXXX
1: last command to interface incorrect
1: maloperation mode pressure transducer
1: overpressure
1: fault pump electronics
status of
IN_STAT XXXX
process control
00: VACUU•LAN: inactive
01:
pumping down, current pressure
> selected pressure
02:
pumping down, time for automatic
switching off is running
03:
system is switched off
10: continuous pumping: inactive
11:
active
20: vacuum control: inactive
21:
current pressure > selected
pressure
22:
current pressure =
selected pressure (+/- 1mbar)
23:
current pressure < selected
pressure
30: automatic: inactive
31:
determining boiling point
32:
adjusting boiling point
33:
system is switched off
0: venting valve not driven (closed)
1: venting valve driven (open)
0: coolant valve not driven (closed)
1: coolant valve driven (open)
