Acx500 Alarm And Management Cable Specifications And Pinouts; Alarm Contact Port Pinouts For Acx500 Routers - Juniper ACX500 Hardware Manual

ACX500 Alarm and Management Cable
Specifications and Pinouts
IN THIS SECTION

Alarm Contact Port Pinouts for ACX500 Routers | 101

Console Port Connector Pinout on ACX500 Routers | 103
Management Port Connector Pinout Information for ACX500 Routers | 104
USB Port Specifications for ACX500 Routers | 105
External Clocking Ports Specifications on ACX500 Routers | 106
ToD RS-422 and 1 PPS RS-422 Port Connector Pinout on ACX500 Routers | 106
Alarm Contact Port Pinouts for ACX500 Routers
You can independently configure alarm input ports (0 through 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) 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 101 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 24 V to 72 V with
reference to Pin 6, alarm input 0 is in
closed condition)
101