GAI-Tronics 12594-101 Redundant AZI Switching Module - Manual (Page 3)

Pub. 42004-475A
Model 12594-101 Redundant AZI Switching Module Page 3 of 5
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The following is a summary of each connector and terminal block function(s):
J1 – Pri. AZI Card "A" (RJ45 jack) J2 – Pri. AZI Card "B" (RJ45 jack)
Pin No. Function Pin No. Function
1 & 2 Audio Line #1 1 & 2 Audio Line #5
3 & 6 Audio Line #2 3 & 6 Audio Line #6
4 & 5 Audio Line #3 4 & 5 RS-485 data
7 & 8 Audio Line #4 7 & 8 No connection
J3 – Sec. AZI Card "A" (RJ45 jack) J4 – Sec. AZI Card "B" (RJ45 jack)
Pin No. Function Pin No. Function
1 & 2 Audio Line #1 1 & 2 Audio Line #5
3 & 6 Audio Line #2 3 & 6 Audio Line #6
4 & 5 Audio Line #3 4 & 5 RS-485 data
7 & 8 Audio Line #4 7 & 8 No connection
TB1 – 12 V dc Power Input TB2 - 12 V dc Power Output
Terminal No. Function Terminal No. Function
1 & 2 12 V (−) 1 & 2 Control Line (active low)
3 & 4 12 V (+)
TB3 – Relay Contact Output TB4 – Audio Outputs
Terminal No. Function Terminal No. Function
1 Normally closed 1 & 2 Audio Line #6
2 Common 3 & 4 Audio Line #5
3 Normally open 5 & 6 Audio Line #4
7 & 8 Audio Line #3
9 & 10 Audio Line #2
11 & 12 Audio Line #1