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Section 6: Message Formats
6-5
High-Speed Message Interpretation
NOTES:
All messages apply to all types of subscriber devices (AlarmNet–A, –I, –M, and –C), except
where noted.
The “Key Indicator” is a unique character in a specific channel position that can be used to
identify a specific type of message.
The letters ‘cccc’ are used to represent the customer subscriber ID number (7845i or radio
account number).
Where the subscriber account numbers “0000” and “0001” are used, these identify messages
pertaining to the primary and secondary AlarmNet C/S transceivers, respectively. Messages
for these accounts apply to central stations using AlarmNet-A and AlarmNet-M RF
transceivers only.
Other lowercase letters are used to represent different codes or characters that have various
meanings in certain messages, and are defined in the ‘Definitions’ column of each table.
It is important to read the definitions contained in the Glossary to determine meanings and
causes of certain expressions for conditions used in this manual.
A = AlarmNet A
C= AlarmNet C
I= AlarmNet i
M = AlarmNet M
Status Channel = 0 (Diagnostic Message)
Message Definition
Applies
to
Key Indicator: “F” in 2nd channel
cccc ngF0 s0fm 0
F-Type diagnostic (RF)
n = number of the node reporting (1-9, A-F)
g = node group number (0 or 1)
F = F-type diagnostic
s = signal strength (0-9, or A)
f = frequency (always “0”, not used)
m = modulation level (always “0”, not used)
A
cccc ngF0 s00t 0
F-Type diagnostic (pass/fail)
n = number of the node reporting (1-9, A-F)
g = node group number (0 or 1)
F = F-type diagnostic
0 = unused, always “0”
s = signal strength (0-9, or A)
00 = unused, always “00”
t = pass/fail result:
A = acceptable
F = failure
A
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