INFICON Edge CDG045D2 1 … 1000Torr / mbar - Manual (Page 12)

12 tina86e1 (2013-11)
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 (SELV) and limited power source
(LPS), Class 2. The connection to the gauge has to
be fused
3) .
Supply voltage
at the gauge
Class 2 / LPS
+14 … +30 V (dc) or
±15 V (±5%)
Ripple ≤1 V
pp
Power consumption
while being heated
CDG045D2
CDG100D2
≤15 W
≤20 W
at operating temperature
CDG045D2
CDG100D2
≤10 W
≤14 W
The gauge is protected against reverse polarity of the supply
voltage and overload.
Electrical connection D-Sub 15-pin, male
Sensor cable 15-pin plus shielding
Cable length
Supply voltage 15 V
≤ 4 m (0.14 mm²/conductor)
≤ 7 m (0.25 mm²/conductor)
Supply voltage 24 V ≤20 m (0.14 mm²/conductor)
≤35 m (0.25 mm²/conductor)
Supply voltage 30 V ≤40 m (0.14 mm²/conductor)
≤70 m (0.25 mm²/conductor)
For longer cables, larger conductor cross-sections are required
(R
cable
≤1.0 Ω).
3)
INFICON controllers fulfill this requirement.