Acx4000 Alarm, Management, And Clocking Cable Specifications And Pinouts; Alarm Contact Port Pinouts For Acx4000 Routers - Juniper ACX4000 Hardware Manual

ACX4000 Alarm, Management, and Clocking Cable
Specifications and Pinouts
IN THIS SECTION

Alarm Contact Port Pinouts for ACX4000 Routers | 87

Management Port Connector Pinout Information for ACX Series Routers | 89
Console or Auxiliary Port Connector Pinout on ACX Series Routers | 90
USB Port Specifications for an ACX Series Router | 91
Alarm Contact Port Pinouts for ACX4000 Routers
You can independently configure alarm input ports (0 to 3) to operate in Normally Open or Normally
Closed mode, and to trigger a red alarm condition or a yellow alarm condition, or to ignore alarm
conditions.
You can independently configure alarm output ports (0 and 1) can be configured to relay alarm
information when the system condition goes to a red or yellow alarm condition and when the alarm
output port is configured to trigger based on alarm input condition. Alarm output ports (2 and 3) are
used to indicate major and minor system alarms and are normally in open mode.
Table 27 on page 87 shows the alarm contact connector pinouts.
Table 27: Alarm Contact Connector Pinouts
Pin Signal Definition
Number
1 ALARM_IN0_NO/NC
Direction CLI Port Mapping
Input Input Alarm Port
0
Function
External alarm input 0 (if voltage on
this pin is between 24V to 72V with
reference to Pin 6, alarm input 0 is in
closed condition)
87