Digital Monitoring Products, Inc. | 7800 Series Installation and Programming Guide
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Wire the Keypad
Each keypad model has specific wiring assignments. All zones are supervised
and suitable for residential burglary or fire applications. The maximum zone line
impedance is 100 Ohms. The ground fault is detected at 1420 Ohms or less. See
Wiring Specifications for additional wiring information.
Model 7872
Connect the supplied harness to the header on the keypad. Connect the 4-wires on
the opposite end of the harness to the panel terminals for keypad bus connection.
Connect the red wire to panel terminal 7, the white or yellow wire to panel terminal 8,
the green wire to panel terminal 9, and the black wire to panel terminal 10.
Models 7873/7873H
Connect the supplied harness to the header on the keypad. Connect the 4-wires on
the opposite end of the harness to the panel terminals for keypad bus connection.
Connect the red wire to panel terminal 7, connect the white or yellow wire to panel
terminal 8, connect green wire to panel terminal 9, and connect black wire to panel
terminal 10. Use a 5-wire harness for external card reader connection. Use 1k Ohm
EOL resistors DMP Model 311 on keypad zones 1-4. The following are optional 7873
zone input connections for access control:
•
Zone 1: Brown White/White Brown
•
Zone 2: Red White/White Red (Zone 2 Bypass)
•
Zone 3: Orange White/White Orange (REX)
•
Zone 4: Yellow White/White Yellow
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