Wika MG-1 Bedienungsanleitung Seite 15

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15WIKA operating instructions pressure transmitter, model MG-1
11609681.02 03/2013 GB/D/F/E
GB
Electrical connection
Circular connector
M12 x 1, 4-pin
Cable outlet
2 m
Shielded cable outlet
2 m
2-wire U
B
= 1 0V = 3 U
B
= brown 0V = green U
B
= brown 0V = blue
3-wire U
B
= 1 0V = 3 S
+
= 4 U
B
= brown 0V = green S
+
= white U
B
= brown 0V = blue S
+
= black
Wire cross-section
- 3 x 0.14 mm
2
3 x 0.14 mm
2
Cable diameter - 3.6 mm 4.3 mm
Ingress protection
per IEC 60529
IP 67 IP 67 IP 67
The stated ingress protection only applies when plugged-in using line connectors that have
the appropriate ingress protection.
6. Commissioning, operation
Functional check
The output signal must be proportional to the prevailing pressure. If this is not the
case, this may indicate a damaged membrane. In this case, see chapter "8. Faults".
WARNING!
Only open the connections once the system has been depressurised
Observe the working conditions in accordance with chapter "3. Specications".
Always operate the pressure transmitter within the overpressure safety range.
CAUTION!
When touching the pressure transmitter, please note that the surfaces of the device
components can become hot during operation.
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