VCC
REL com
REL nc
REL no
Serial/Industrial Interface Kit Installation Instructions 31
Chapter 4 — Industrial Interface
Simplifi ed schematics of a relay OUT port.
Connector Confi guration
e Fingerprint reference numbers inside the parentheses refer to a second
Serial/Industrial interface board.
Pin Signal Description Fingerprint Ref. No.
16 REL1nc Relay 1 Normally Closed 201 (401)
1 REL1no Relay 1 Normally Open
31 REL1com Relay 1 Common
17 REL2nc Relay 2 Normally Closed 202 (402)
2 REL2no Relay 2 Normally Open
32 REL2com Relay 2 Common
18 REL3nc Relay 3 Normally Closed 203 (403)
3 REL3no Relay 3 Normally Open
33 REL3com Relay 3 Common
19 REL4nc Relay 4 Normally Closed 204 (404)
4 REL4no Relay 4 Normally Open
34 REL4com Relay 4 Common
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