Alphanumeric LCD Keypad


The Protege Alphanumeric LCD Keypad provides a user friendly human interface to the Protege integrated access control, security and building automation system.

Key Features:


The Protege Alphanumeric LCD Keypad allows a user to arm and disarm an area or group of areas:

  • Area progress is shown on the LCD display with user friendly plain text messages displayed to the user as it guides them through the arming or disarming procedure
  • Easily view open system zones during the pre-arming phase
  • Local display of user area for quick arming and disarming confirmation
  • Direct zone bypass option

System Object Control and Monitoring

Monitoring of all objects within the system can be achieved from the Protege Alphanumeric LCD Keypad:

  • Monitor the status of any door, user (anti-passback), input, output or schedule directly at the keypad
  • Offline functions allow Quick Key menu functions to be performed on objects used for automation (lights, HVAC, electric gates and doors)
  • Single automation quick key for REX (Request To Exit) or output activation

Auto Logout Confirmation

The Protege Alphanumeric LCD Keypad can be programmed for a custom auto logout time specific to each station.

Connectivity and System Expansion

Expanding the Protege System with local zone (input and PGM Output) from the Protege Alphanumeric LCD Keypad allows convenient cost effective expansion:

  • 4x input (duplex mode) can be used to perform any system alarm and automation functions with a dedicated enclosure tamper switch
  • 1x low current output for driving any signaling device
  • Intelligent backlight to minimize power consumption
  • Configuration and addressing of the Protege Alphanumeric LCD Keypad is achieved by a simple easy to follow configuration menu available during initialization
Ordering Code PRT-KLCD
Operating Voltage 11.0VDC to 14VDC
Operating Current 38mA (59mA max)
User Interface Display Energy smart backlit LCD 16 x 2 alphanumeric display with enhanced viewing angle
User Interface Keypad Energy smart backlit 24 key multi-function silicone membrane
User Interface Keypad Armed, LED ready and LED beeper
Inputs 2 standard or 4 using input duplex mode
Outputs 1 open collector (negative, 50mA Max) output programmable for all output functions
Operating Temperature 0˚ to 50˚C (32˚ to 122˚F)
Storage Temperature -10˚ to 85˚C (14˚ to 185˚F)
Humidity 0% to 93% non condensing, indoor use only (relative humidity)
Dimensions 126 x 139 x 24mm (4.96 x 5.47 x 0.9”)
Weight 318g (11.21oz)

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