Requirements For Voltage Supply; Electrical Mounting Of Model Gd-20-A; 5.5.2 Requirements For Electrical Connection; Pin Assignment (Model Gd-20-A) - WIKA GD-20 Operating Instructions Manual

5. Commissioning, operation
Software reset
Writing 0x0001 in register 202 causes a software reset. After this process all changed parameters take effect (e.g.
change of address).
Reset to factory settings
Writing 0x0001 in register 203 causes the transmitter to be reset to its factory settings and a software reset to be
carried out. After this process, all writable registers are reset to the basic setting.

5.5 Electrical mounting of model GD-20-A

5.5.1 Requirements for voltage supply

Supply voltage: DC 10 ... 30 V
The gas density sensor must be supplied with power by an energy-limited circuit in accordance with IEC 61010-1.

5.5.2 Requirements for electrical connection

Cable diameter matches the cable bushing of the mating connector.
■
Cable gland and seals of the mating connector are correctly seated.
■
With cable outlets, no humidity can ingress at the cable end.
■

5.5.3 Pin assignment (model GD-20-A)

Circular connector M12 x 1 (5-pin)
1 U
+
2
-
3 U
-
4 -
5 -
5.5.4 Requirement for shielding and grounding
The gas density sensor must be shielded and grounded in accordance with the grounding concept of the plant.
WIKA operating instructions gas density sensor, model GD-20
Supply voltage
-
Mass
-
-
EN
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