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System Communication and Operation
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System Communication Overview
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Report Code Formats
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FORMAT
HANDSHAKE
TRANSMITS DATA
KISSOFF
TRANSMIT TIME
Low Speed
1400 Hz
1900Hz (10PPS)
1400 Hz
Under 15 secs
3+1, 4+1, 4+2
(Standard report)
Sescoa/Rad 2300
Hz
1900Hz (20PPS)
2300 Hz
Under 10 secs
3+1, 4+1, 4+2
(Standard report)
Express 1400–2300 Hz
DTMF (10 cps)
1400 Hz
Under 3 secs
4+2
Contact ID
1400–2300 Hz
DTMF (10 cps)
1400 Hz
Under 3 secs
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FORMAT TYPE
DESCRIPTION
3+1 and 4+1
Standard Formats
Comprises a 3- (or 4-) digit subscriber number and a single-digit report
code (e.g., Alarm, Trouble, Restore, Open, Close, etc).
3+1 and 4+1
Expanded Formats
Comprises a 3- (or 4-) digit subscriber number and a two-digit report code.
The first digit is displayed on the first line. On the second line, it is
repeated 3 (or 4) times and is followed by the second digit. This is the
“expanded” digit.
4+2 Format
Comprises a 4-digit subscriber number and 2-digit report code.
ADEMCO Contact ID
Reporting Format
Comprises a 4 or 10-digit subscriber number (depending on format
selected), 1-digit event qualifier (“new” or “restore”), 3-digit event code,
and 3-digit zone number, user number, or system status number (see the
following page).
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