
1912XR Installation Guide
Digital Monitoring Products, Inc. 1912XR Installation Guide
Page 17
UL 1610 and 1076 SPECIFICATIONS
Central-Station and Proprietary Burglar-Alarm Units
19.1 Multiplex network capacity
The total number of panels assigned to a standard MPX or DNET receiving line of the SCS-1 Receiver
System must not exceed 90. This may be increased to 180 by setting the SNRM option to NO in the SCS-1
Receiver system. This is to allow any signal from a 1912XR Command Processor to be transmitted to the
receiver within 90 seconds. This allows Grade AA Multiplex service.
19.2 Opening/Closing reports
The Opening/Closing Reports option must be programmed as YES. See section 11.6 of the 1912XR
Programming Manual (LT-0171).
19.3 Closing wait
The Closing Wait option must be programmed as YES. See section 7.2 of the 1912XR Programming
Manual (LT-0171).
19.4 Proprietary dialer
The Model 1912XR provides Grade A proprietary service when configured as a digital dialer.
19.5 DDMX operation
When DDMX communication is used, Grade B Central Station service is provided. See section 20.7 below
and section 3.2 of the 1912XR Programming Manual (LT-0171).
19.6 AA Network Communication
When HST communication is used, a dialer line must also be used along with the Model 893 Dual Phone
Line Module to supervise the dialer line. The HST Checkin time must be set from 01 to 06 minutes or AA.
This provides AA Central Station Service. See sections 3.2, 3.2.1, and 3.3 of the 1912XR Programming
Manual (LT-0171).
UL 1635 SPECIFICATIONS
Digital Burglar Alarm Communicator System Units
20.1 System trouble display
The Status List Display must include at least one keypad that displays system monitor troubles. See
section 10.1 of the 1912XR Programming Manual (LT-0171).
20.2 Digital Dialer telephone number
Both programmed telephone numbers must begin with a D or P. See sections 3.17 and 3.18 of the 1912XR
Programming Manual (LT-0171).
20.3 Entry delay
The maximum entry delay used must not be more than 60 seconds. See section 7.3 of the 1912XR
Programming Manual (LT-0171).
20.4 Exit delay
The maximum exit delay used must not be more than 60 seconds. See section 11.4 of the 1912XR
Programming Manual (LT-0171).
20.5 Test time
The Test Time option must be programmed so that the 1912XR sends a report once every 24 hours. See
sections 3.8 to 3.10 of the 1912XR Programming Manual (LT-0171).
20.6 Closing wait
The Closing Wait option must be programmed as YES. See section 7.2 of the 1912XR Programming
Manual (LT-0171).
20.7 Grade B Central Station
Grade B Central Station service can be provided under UL 1635 by adding a Grade A local audible signal
appliance and placing the Model 1912XR panel into the Model 349A Grade A Attack Resistant Housing.
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