Documents are only to be used and distributed completely and unchanged, especially including the section ”Safety information”. This is page 38 of a document consisting of
49 pages. The instructions for use describe only the actual product. If the product is older or newer than the date of writing, it is strictly the users´ responsibility to check carefully
the validity of the document (if in doubt, order appropriate instructions for use). 99 90 34 / 12/09/2003
Read commands
Function
Command Response
Description
actual pressure
IN_PV_1
XXXX mbar or
unit according to preselections
XXXX Torr or
XXXX hPa
actual 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 air admittance valve
1: air admittance valve
0: no cooling water valve
1: cooling water valve
0: VACUU•LAN
1: continuous pumping
2: pressure control without automatic
3: pressure control with automatic
malfunction
IN_ERR
XXXX
1: last command to interface incorrect
1: malfunction pressure transducer
1: overpressure
1: fault pump electronics
status of
IN_STAT
XXXX
process control
00: VACUU•LAN:
inactive
01:
pumping down, actual 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: pressure control:
inactive
21:
actual pressure
> selected pressure
22:
actual pressure =
selected pressure (+/- 1mbar)
23:
actual pressure
< selected pressure
30: automatic:
inactive
31:
determining boiling point
32:
adjusting boiling point
33:
system is switched off
0: air admittance valve not driven (closed)
1: air admittance valve driven (open)
0: cooling water valve not driven (closed)
1: cooling water valve driven (open)
