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4 operation, 1 status indication and displays – INFICON PCG55x ATM to Medium Vacuum Gauge User Manual

Page 36

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36

tina56e1-d (2014-01)

4 Operation

When the supply voltage is applied, the measurement signal is
available at the connector (

→ "Power Connection").

Allow a stabilization period of at least 10 minutes. It is advisable
to operate the gauge continuously, irrespective of the pressure.

The gauge is factory calibrated. Due to long time operation or
contamination, a zero drift could occur. Periodically check the
zero and adjust it if necessary (adjusting the gauge

→  58).


4.1

Status Indication and Displays

Light-emitting diodes (LEDs)

SP1

SP2

ADJ

ST

DIA

Status


LED State

Meaning

off

no supply voltage

lit green

measurement mode

lit solid or
blinking red

error (

→  62)

lit green

Relay SP 1 closed

off

Relay SP 1 open

lit green

Relay SP 2 closed

off

Relay SP 2 open