12 tina83e1-d (2018-12)
Supply
The gauge may only be connected to power sup-
plies, instruments, or control devices that conform
to the requirements of a grounded protective extra-
low voltage (PELV) and limited power source
(LPS), Class 2. The connection to the gauge has to
2)
Supply voltage
3)
2)
High voltage in the measuring chamber
Ignition voltage
Operating voltage
≤4.5 kV
≤3.3 kV
Current in the measuring chamber
3Mxx-x0x-xxxx
high current
Electrical connection
3Mxx-xxx-00xx
3Mxx-xxx-0
xx
1)
FCC 68, 8-pin
D-sub, 9-pin
Sensor cable
FCC connector
D-sub connector
8-pin, shielded
9-pin, shielded
Cable length (FCC only) ≤50 m
(0.14 mm
2
/conductor)
2)
INFICON controllers fulfill this requirement.
3)
The minimum voltage of the power supply unit must be increased
proportionally to the length of the sensor cable.