D279A LED keypad, independent zone control

Commercial Type No.: D279A
Product No.: 4.998.140.340

D279A LED keypad, independent zone control
  • Permits independent arming and disarming of a single control panel zone or point
  • Four-digit, user-programmable passcode
  • Panic function
  • Preprogrammed entry and exit delay times
  • Individual annunciation of delayed and instant loop status
  • Panic and burglary alarm signals to control panel
  • Form C relay activation on alarm
  • Keypad back-lights when number keys or the command bar are pressed
  • Plug-in cable included for simple wiring to the control panel
  • Low-profile, surface mount, off-white enclosure
  • Details
    Connections: 1.2 mm (22 AWG) or heavier gauge wire to connect the loops and control panel to the ten flying leads
    Resistance: 5 Ω maximum resistance on common (four wires for common can be used, if needed, to reduce resistance) 20 Ω maximum resistance on all other runs between the D279A and the control panel
    Relative Humidity: 5% to 85% at +30°C (+86°F) non-condensing
    Temperature (Operating): 0°C to +50°C (+32°F to +122°F)
    Dimensions: 11.58 cm x 20.7 cm x 2.07 cm (4.56 in. x 8.15 in. x 0.816 in.)
    Current: Keypad idle: 45 mA to 55 mA Keypad lit, buzzer on, both loops faulted, and relay activated: 104 mA
    Voltage (Operating): Nominal 12 VDC
    Auxiliary Relay Rating: Form C contacts, 12 VDC, 2 A maximum
    Plexiglas® is a registered trademark of Arkema.


  • Documents (3)
    Title Type Language
    Data Sheet PDF
    Operation Manual PDF
    Operation Manual PDF


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