Read commands – VACUUBRAND MZ 2C VARIO User Manual

Page 39

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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.: 999034 / 22/04/2008

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 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

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: vacuum 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: venting valve not driven (closed)
1: venting valve driven (open)
0: coolant valve not driven (closed)
1: coolant valve driven (open)

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