Cambium Networks PTP 820 Series User Manual page 660

Chapter 12: Alarm Management and Troubleshooting
Configuring External Alarms
PTP 820G and PTP 820F includes a DB9 dry contact external alarms interface. This interface is located on the front
panel. See External Alarms.
Table 122 shows the pin-outs for the external alarms interface.
Table 122 External Alarms Interface Pin-Outs
Configuring Input Alarms
To enable and configure the input alarms:
1 Select Platform > Management > External Alarms > Input. The External Alarms Input page opens.
Pin Number Description
1 External Input Alarm #1
2 External Input Alarm #2
3 External Input Alarm #3
4 External Input Alarm #4
5 External Input Alarm #5
6 Relay #1, normally closed pin
7 Relay #1, common pin
8 Relay #1, normally open pin
9 GND
phn-3965_006v002
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Configuring External Alarms