Figure 12: Alarm Relay Contacts; Table 10: Alarm Relay Contact Functions - Juniper SRX5400 Hardware Manual

SRX5400 Services Gateway Hardware Guide

Table 10: Alarm Relay Contact Functions

Contact Label Contact Name
Normally Closed
NC
C Current In
Normally Open
NO
24

Figure 12: Alarm Relay Contacts

The alarm relay contacts consist of two sets of connectors, one set for each of the two
alarms (major and minor). For each alarm color there are three connectors.
Table 10 on page 24 describes the functions of the connectors.
Function
Connects the alarm relay to an external alarm-reporting device that
activates when the circuit between C and NC is closed.
Connects the alarm relay to the current source for the external
alarm-reporting device.
Connects the alarm relay to an external alarm-reporting device that
activates when the circuit between C and NC is open.
Copyright © 2017, Juniper Networks, Inc.