Appendix C: Pinout Assignments
Page 154 7705 SAR-8 Installation Guide
External Alarms Port Pinouts
Table 34 specifies the External Alarms port connector pinouts.
Figure 48: External Alarms Port Pin Numbers
10 6
15
11
1
5
19857
Table 34: External Alarms Port Pinouts
Pin Signal Direction Description
1 Alarm 1 Input Critical alarm severity (default)
2 Alarm 2 Input Major alarm severity (default)
3 nc — Not connected
4 Alarm output 3, pin 2 Output Contact opens on minor alarm
5 Alarm output 3, pin 1 Output Contact opens on minor alarm
6 nc — Not connected
7 Ground Reference Reference output for alarm inputs
8 nc — Not connected
9 Alarm output 2, pin 2 Output Contact opens on major alarm
10 Alarm output 2, pin 1 Output Contact opens on major alarm
11 Alarm 3 Input Major alarm severity (default)
12 Alarm 4 Input Minor alarm severity (default)
13 nc — Not connected
14 Alarm output 1, pin 2 Output Contact closes on critical alarm
15 Alarm output 1, pin 1 Output Contact closes on critical alarm
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