Write commands ”cvc 2000, Write commands ” cvc 2000 – VACUUBRAND CVC 3000 detect User Manual

Page 57

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Write commands CVC 2000

Command

Operation

Parameter

Description

OUT_MODE

function

1

2

3

30

31

32

continuous pumping

vacuum control without detect

vacuum control with detect

optional: sensitivity: low

optional: sensitivity: normal

optional: sensitivity: high

OUT_SP_1

set vacuum

XXXX

unit (mbar/Torr/hPa) according to pre-

selection; see respective function for

parameter range

OUT_SP_V

set vacuum

with venting*

XXXX

unit (mbar/Torr/hPa) according to pre-

selection; see respective function for

parameter range

OUT_SP_2

set frequency

XX.X

motor speed in Hz (01.0 to 60.0 in steps

of 0.5 Hz or 99.9 for “HI”)

Command

Operation

Response

Description

IN_ERR

error code

1XXX

X1XX

XX1X

XXX1

fault at pump electronics

overpressure

maloperation mode pressure transducer

last command to interface incorrect

IN_STAT

status of

process control

0XXX

1XXX

X0XX

X1XX

XX00

XX01

XX02

XX03

XX10

XX11

XX20

XX21

XX22

XX23

XX30

XX31

coolant valve closed

coolant valve open

venting valve closed

venting valve open

VACUU•LAN: inactive

VACUU•LAN: pumping down,

current pressure > selected pressure

VACUU•LAN: pumping down, time for

automatic switching off is running

VACUU•LAN: system is switched off

continuous pumping: not active

continuous pumping; active

vacuum control: not active

vacuum control:

current pressure above set vacuum

vacuum control: current pressure

equals set vacuum (

±1 Torr/mbar)

vacuum control:

current pressure below set vacuum

detect: not active

detect: determining boiling point

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