Electrical Connection - WIKA MG-1 Manual De Instrucciones

6. Commissioning, operation

Electrical connection

Circular connector
M12 x 1, 4-pin
2-wire U = 1 0V = 3
B
3-wire U = 1 0V = 3 S
B
Wire cross-section -
Cable diameter -
Ingress protection IP 67
per IEC 60529
The stated ingress protection only applies when plugged-in using line connectors that have
the appropriate ingress protection.
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. Specifications".
■
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.
WIKA operating instructions pressure transmitter model MG-1
Cable outlet
2 m
U = brown 0V = green
B
= 4 U = brown 0V = green S
+ B
2
3 x 0.14 mm
3.6 mm
IP 67
Shielded cable outlet
2 m
U = brown 0V = blue
B
= white U = brown 0V = blue S
+ B
2
3 x 0.14 mm
4.3 mm
IP 67
GB
= black
+
15