Features KM20B KM20BT KM24 KM24A KM24G
Product type Alarm system module Alarm system module Alarm system module Alarm system module Alarm system module
On-Board zones

2

2

2

2

2

On-Board PGM

-

-

1 (open collector up to 15 mA)

Ambient temperature measurement

-

Yes

-

Yes

Yes

LCD type

2 rows

16 symbols each

2 rows

16 symbols each

Graphic:

128 x 64 dots

Graphic:

128 x 64 dots

Graphic:

240 x 120 dots

Keys in keypad 20 20 24 24 24
Programmable fast keys (F-Keys) 32 32 32 32 32
Data bus protocol KRBUS KRBUS KRBUS 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 300 m 300 m 300 m
Power supply 9 - 14 V 9 - 14 V 9 - 14 V 9 - 14 V 9 - 14 V
Voltage measurement on keypad Yes Yes Yes Yes Yes
Current consumption

Backlight on 100 mA,

Baclight off < 50 mA.

Backlight on 80 mA,

Backight off < 68 mA.

On-Board sounder Buzzer Buzzer Buzzer Speaker Speaker

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 ROHS ROHS ROHS
Operating temperature

0oC up to +50oC

Interface for keypad settings programming USB

USB

USB USB USB

Interface for keypad firmware updating

USB

USB

USB USB USB