10 Electrical connection
10.1 Electrical connection with M12
Position of the connectors
X1
X2
X3
Connection X1
1
4
3
2
5
5-pin M12 plug, A-coded
Pin
Signal name
1
Iw+ set value input (4–20 mA current loop)/opt. HART
2
Iw- set value input (4–20 mA current loop)/opt. HART
3
n.c.
4
Iout+, actual value output (4–20 mA/no internal supply;
passive)
5
Iout-, actual value output (4–20 mA/no internal supply;
passive)
Connection X3
1
5
4
3
2
5-pin M12 plug, B-coded
Pin
Signal name
1
DigIn +
2
DigIn -
3
n.c.
4
5
DigOut-
GEMÜ 1441 cPos-X
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10 Electrical connection