Honeywell CNI4 Operating And Installation Manual page 65

9 Appendix
Item Name
Ch Item #
486 Modem AT-Command Enable
Select:
0 - No
(Call-in via Alarm Pulse. Wires
from TB1 A- & A+ must be
connected to a compatible
modem, eg. MI Modem or ECI-2)
1 - Yes (Default)
(Call-in via AT-commands @ J5
using CMOS or RS-232 serial
communications)
491 Modem Init String
Default = ATE0Q0V0X4
Where:AT = Attention (required for
each modem command string)
E0 = Echo Off
Q0 = Result Codes Enabled
V0 = Verbose Mode Off (i.e. use
number codes, not text)
X4 = Modem waits for dial tone
before dialing or sends No Dial
tone code if not detected within 5-
seconds or sends Busy code on
busy signal
492 Modem Dial String
Default = ATDT
Where: DT = Dial the phone
number using Tones, not pulses
(DP)
494 Modem Hang-up
Default = ATH
Where: H (or H0) causes the
modem to hang up
495 Modem Retry Interval A
Default = 5
496 Modem Retry Interval B
Default = 1440 (i.e., 24 hours)
Description
into item 490
(Call-out Start Time). Note: Set items 488 and 489
to "0" (default) to disable Call-out power control.
Call-in power control (item 487) will still provide
modem power for scheduled and alarm calls-in
Codes (0-1) to select the method of instrument
call-in.
Character string used to initialize the instrument
modem at the beginning of each AT-type call-in.
The default string is for use with Mercury
Instruments 'Cloud Link 4G Modem. Other brands
or types of modems may require a different init
string.
Dial Telephone Number modifier
String Switch Hook Control
The amount of time (in minutes) to wait before
attempting a retry, following a failed Scheduled or
Alarm call-in. Often referred to as the primary retry
interval.
The amount of time (in minutes) to wait before
attempting a retry, following the last failed primary
retry call. Often referred to as the secondary retry
interval.
Honeywell
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