
1912XR Installation Guide
Digital Monitoring Products, Inc. 1912XR Installation Guide
Page 25
26.4 Dual Style D Loop module installation
AC BELL
AC
1
2
34 56 7 89
10
11
12
13
14 15
16
17 18 19
GND
RED YEL GRN BLKB + B - SMK L5+ L5- L1 L2 L3 L4GNDGND
1k Ω
3.3k Ω Resistor
DMP Model 309
1k Ω
J4
Dual Line Expansion
J10
Battery Only Restart
J16
Command Processor Reset
J9
EPROM Socket
COMMON
EARTH GROUND
AUX POWER
ZONE B
ZONE A
B –
B –
B +
B +
A +
A +
A –
A –
Loop A
Loop B
Style D Loop Module
Radionics D129
Dual Style D Module
(Located internal to
Model 1912XR).
12 VDC Supply
20mA Standby Current
25mA Alarm Current
Heat detectors, manual pull
stations, or any other UL listed
shorting device.
Unlimited number of units.
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