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SURE-FI, INC. |
www.sure-fi.com
Sure-Fi Serial Data Bridge
Serial Data Central Interface connectors
Table 1: Top Edge Central Connector P1. See Figure 1 for connector location and pin numbers
CONNECTOR POSITION
NAME
DESCRIPTION
P1
1
R2 IN
Relay 2 control: activates Relay 2 on Serial Data Remote unit
P1
2
GND
DC Ground
P1
3
R1 IN
Relay 1 control: activates Relay 1 on Serial Data Remote unit
P1
4
GND
DC Ground
Table 2: Top Edge Central Connector P2. See Figure 1 for connector location and pin numbers
CONNECTOR POSITION
NAME
DESCRIPTION
P2
1
R4 NC
Relay 4 Normally-Closed terminal
P2
2
R4 COM
Relay 4 Common terminal
P2
3
R4 NO
Relay 4 Normally-Open terminal
P2
4
SUPV4 NO
Supervised input relay 4 Normally-Open terminal
P2
5
SUPV3 NO
Supervised input relay 3 Normally-Open terminal
P2
6
S3/S4 COM
Common relay terminals of relays SUPV4 and SUPV3
P2
7
S1/S2 COM
Common relay terminals of relays SUPV1 and SUPV2
P2
8
SUPV2 NO
Supervised input relay 2 Normally-Open terminal
P2
9
SUPV1 NO
Supervised input relay 1 Normally-Open terminal
P2
10
R3 NC
Relay 3 Normally-Closed terminal
P2
11
R3 COM
Relay 3 Common terminal
P2
12
R3 NO
Relay 3 Normally-Open terminal
