KM20B and KM24
KM20B and KM24 LCD keypad Secolink Alarm System Kuala Lumpur (KL), Malaysia, Selangor, Cheras Supplier, Suppliers, Supply, Supplies | WT Cabling & Network Solutions
LCD keypad KM20B and KM24

KM20B and KM24 are economy class LCD keypads that are suited for all SecoLink alarm systems that have up to 32 intrusion detectors.


Features KM20B KM24
Product type Alarm system module Alarm system module
On-Board zones



On-Board PGM


1 (open collector up to 15 mA)

Ambient temperature measurement



Integrated proximity tag reader



Maximum cards (transponder/tag)    
LCD type

2 rows

16 symbols each


128 x 64 dots

Keys in keypad 20 24
Programmable fast keys (F-Keys) 32 32
Data bus protocol KRBUS KRBUS
Zone loop (detector) type NC, NO, NC/EOL, NO/EOL, NC/DEOL, NO/DEOL   
Maximum wiring distance to CP 300 m 300 m
Power supply 9 - 14 V 9 - 14 V
Voltage measurement on keypad Yes Yes
Current consumption

Backlight on 100 mA,

Backlight off < 50 mA.

Backlight on 80 mA,

Backlight off < 68 mA.

On-Board sounder Buzzer Buzzer

Backlight color 

Display = blue, keypad = yellow

Display = blue, keypad = blue
Character set Latin, Russian, Greek, East European, West European, Azeri, Turkish, Scandinavian. Major character sets of the world.
User interface type Advanced, Simple, Baltic, Asian. Navigation menu with short help text system.
Overall dimensions W x H in mm 115 x 95 92 x 133
Environmental compliance ROHS ROHS
Operating temperature

0oC up to +50oC

Production status In production In production
Interface with PC (programming, firmware update) USB mini-B USB mini-B
Latest firmware version  KM20B v.6.010a  KM24 v.5.002

Programming manual

Download  Download

User manual


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