INFICON Gemini ATM to Ultra-High Vacuum Gauge - Manual (Page 31)

tina83e1-a (2014-02) 31
4.2 Status Indication MPG
DIA
ADJ
CAL
HV-ST
ST
E
C
A
0 2
4
6 8
Supply voltage
Error
High voltage
cold cathode
For factory
setting only Calibration
value
LED Meaning
<ST> <HV-ST>
off off No supply voltage
lit solid
green
off Supply voltage = ok, Pirani active, no
high voltage in the measuring chamber
lit solid
green
blinking
green
Supply voltage = ok,
pressure in the cold cathode range, cold
cathode has not ignited
lit solid
green
lit solid
green
Cold cathode has ignited.
lit solid red off Measurement system error
blinking
red
off EEPROM error
Troubleshooting ( →  50).