Reference Guide
IMACS System Release 5.1.9
C-21
C.3.2
ALR 4+3PF Card (8402608402)
C.3.2.1
ALR 4+3PF Card External Connectors and Pinouts
The ALR 4+3PF Card has a 50-pin Amphenol female connector (jack) on its faceplate. Figure
C-17 shows the jack, and Table C-14 shows the pinouts for the inbound sensor alarms and
outbound internal alarms.
Figure C-18. ALR 4+3PF Card Jack
Table C-15. ALR 4+3PF Card Jack Pinouts
Inbound Alarms
Outbound Alarms
Sensor
Designation
Pin
Relay
Source
Norm Close
Norm Open
1
R1
1
R1(A)
7
6
8
T1
26
R1(B)
32
31
33
2
R2
2
R2(A)
11
10
12
T2
27
R2(B)
36
35
37
3
R3
3
R3(A)
15
14
16
T3
28
R3(B)
40
39
41
4
R4
4
R4(A)
19
18
20
T4
29
R4(B)
44
43
45
Pin 25
Pin 1
Pin 50
Pin 26