Programmable S81-HS system Installation and user manual
Page 2 of 3
Field connections
The card can be connected to field terminal block by using a flat or a multiconductor cable, depending
on the used bus type.
S81-E2001-1 Bus
The card is connected to a S81-T8003 termination module with a 20-way flat cable.
S81-E2001-2 Bus
The card is connected to the field terminal block with the S81-CCT4 multipolar cable.
Pic. 1
– Field connections
Standard connection diagrams
Pic. 2
– Loop standard connection diagram
Function
Termination with Flat Cable
Termination with Multiconductor Cable
+Loop Output
+
1
S81-T8003
1
White
S81-CCT4
- Loop Output
-
2
2
Brown
+Loop Input
+
3
3
Green
- Loop Input
-
4
4
Yellow
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5
5
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6
6
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7
7
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8
8
