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Cooper Bussmann 615M-1 Cellular Data Modem and IP Router Series Manual
Rev Version 1.0
Alarm Message Format
$IIALR,hhmmss.ss,xxx,c,s,ip;uid;txt*hh<CR><LF>
hhmmss.ss: NMEA-compliant time (UTC) of initial condition change
xxx: ASCII-encoded hex target descriptor,
composed of three fields <F1><F2><F3>
<F1> Type of alarm message
0 Original message for a given alarm
1 Repetition of an event already reported
2-F Reserved for future use
<F2> Class of I/O being operated on
0 Digital input
1 Analog input
2 Digital output (contact closure)
3-F Reserved for future use
<F3> I/O Channel number
Digital Inputs
0 Ignition sense
1 DIN1
2 DIN2
3-F Reserved for Future use
Analog Input
0 CiPHR input voltage sense
1 Modem PCB temperature sense
2 AIN1
3 AIN2
4-F Reserved for Future use
Digital Output
0 DO1 (COM1/NO1)
1 DO2 (COM1/NO1)
2-F Reserved for Future use
c: NMEA-compliant alarm condition
A = Threshold exceeded (alarm is active)
V = Threshold not exceeded (indication of return to normal state)
s: NMEA-compliant alarm’s acknowledge state
V = unacknowledged
ip: User-specified IP address (as configured via the 615M-1 WEB pages)
uid: Free-form text unit identifier (8 characters max)
txt: Free-form alarm/indication text (20 characters max)
hh: NMEA-compliant checksum
Example: Report a temperature-back-in-range indication for the Cell module.
$IIALR,135912.01,011,V,V,172.30.41.9;ADAM12;PCI TEMP NORMAL*FF<CR><LF>
Example: Report a “repeat: digital input #1” alarm.
$IIALR,211545.22,101,A,V,172.30.41.9;ADAM12;MAN DOWN*FF<CR><LF>