Chiron Technology IRIS 8xx Series User's Guide download pdf (Page 18)

• SIM card not fitted (or not valid)

• Antenna not connected

• Signal strength too low

6.4 Polling Configuration

1. Providing polling over IP has been configured as described in the section

above, the IRIS Dialler will automatically poll over GPRS to the same ARC IP

address if it cannot complete a poll over IP.

2. The POLL indicator indicates poll success as with polling over IP.

6.5 Alarm Transmission

1. If the IRIS Dialler is unable to make an alarm call over IP, it will automatically

retry to the same ARC IP address over GPRS.

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Chiron Technology IRIS 8xx Series User's Guide Page 18