12
tina83e1-d (2018-12)
Supply
DANGER
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
be fused.
Supply voltage
at the gauge
3)
+14.5 … +30 V (dc)
Ripple
≤1 V
pp
Power consumption MxG50x
≤2 W
Fuse to be connected
≤1 AT
High voltage in the measuring chamber
Ignition voltage
Operating voltage
≤4.5 kV
≤3.3 kV
Current in the measuring chamber
3Mxx-x
0
x-xxxx
3Mxx-x
1
x-xxxx
high current
low current
Electrical connection
3Mxx-xxx-0
0
xx
3Mxx-xxx-0
1
xx
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.
Содержание Gemini MAG500
Страница 63: ...tina83e1 d 2018 12 63 Notes ...