MS-4424 15153:F1 06/18/97
30
Figure B-1A: NFPA 72-1993 Signaling Systems for Central Station Service
(Protected Premises Unit) and Remote Station Protective Service
NOTI-FIRE 911A DACT* - for connection to a Central Station Receiver or Protected Premises Receiving
Unit. This unit must be installed as illustrated below. For additional information on the 911A, refer to
document 74-06200-005.
If the NOTI-FIRE 911A is not mounted in the MS-4424 backbox all connections must be in conduit, less
than 20' in length in the same room.
* This application using the NOTI-FIRE 911A is not FM approved.
Notes: 1) The maximum standby load shall be 125 mA.
2) The Standby Battery Requirement: 24VDC, 7Amp-Hour-Max.
3) The 911A was discontinued Effective 10/96, this diagram is for reference only.
NOTE on STD DACT:
Place jumper over pins 2 & 3,
marked DACT, when employ-
ing a DACT. This directs the
control panel to transmit all
trouble conditions except AC
LOSS.
STD DACT
27.6 VDC (+
)
Alarm
911A
Supervisory
To Central
Station
RED
BLACK
Common
(+) 24.0 VDC
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