As the number of subscribers calling into the central monitoring station increases
beyond 1000 (subscriber identification number 999). the No. 685-2 Line Cards
can easily be modified to send on1
+
the high speed acknowledgment tone. Sub-
sequently connected systems may t en be programmed with subscriber numbers
lOOO-through 9999.
For the six alarm reporting channels
(digits 5 through lo), the channel status codes are as follows:
Code
Meaning
1
NEW ALARM CR CONDITION (previously unreported)
3
NEW RESTORE (previously unreported)
ii
NORMAL (no event since previously reported RESTORE)
PREVIOUSLY REPORTED ALARM (OR CONDITION) STILL IN EFFECT
For the ninth channel (digit 13), the following channel status codes are used:
T
.4
6"
.7
8
9
NOTE:
OPENING REPORT in the previous 8 channels
SHUNT REPORT in the previous 8 channels
CLOSING REPORT in the previous 8 channels
TROUBLE REPORT in the previous 8 channels
SYSTEM TROUBLE REPORTS in the.previous 8 channels
NORMAL - alarms are reported in previous 8 channels
NEW LOW BATTERY (will not re-report on subsequent calls and
will not send restore) -
old high speed format method for reporting
system low battery - alarms are reported in the previous 8 channels
TEST REPORT - .alarms are reported in the previous 8 channels
Only NEW events:
ALARM (or OPENING), or RESTORE (or CLOSING) on
any channel or TROUBLE or 24 hour zone SHUNTS or TEST will trigger
transmission, at which time all g channels will report.
Examples (HIGH .SPEED format):
1.
At subscriber #28gO, channels 1 through 6 (7 and 8 are not used in this
system) are normal and a low battery (channel 9) initiates a call. The
following message will be sent:
Subscriber
Channel Flumber
Identification 1234 5678
9
Message:
2890 5555' 5555
8
Channel 9: MU LOW BATTERY
2.
At subscriber #58gO, channels 2 and 5 go into.alarm (and initiate a call)
and channel 6, which has previously reported an alarm is still triggered.
kssage:
Subscriber Channel lYlmber
Identification l.234.,5678 g
5890 5155 1655 7
Channel 2:
MU ALARM
Channel 5: NW ALARM
Channel 6:
PREVIOUSLY REPORTED ALARM
(still in effect)
628-20
697
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