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Features KM20B KM24 KM24A KM24G KM25
Product type Alarm system module Alarm system module Alarm system module Alarm system module Alarm system + access control module
On-Board zones

2

2

2

2

-
On-Board PGM

-

1 (open collector up to 15 mA)

-
Ambient temperature measurement

-

-

Yes

Yes

-
Integrated proximity tag reader

-

-

-

-

Yes (on Stage 2)
Maximum cards (transponder/tag)         2000 (on Stage 2)
LCD type

2 rows

16 symbols each

Graphic:

128 x 64 dots

Graphic:

128 x 64 dots

Graphic:

240 x 120 dots

Graphic:

240 x 120 dots

Keys in keypad 20 24 24 24 25
Programmable fast keys (F-Keys) 32 32 32 32 32 (on Stage 2)
Data bus protocol KRBUS KRBUS KRBUS KRBUS

KRBUS, wireless KRBUS (on Stage 3)

Zone loop (detector) type NC, NO, NC/EOL, NO/EOL, NC/DEOL, NO/DEOL    Wireless 
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,

Backlight off < 50 mA.

Backlight on 80 mA,

Backlight off < 68 mA.

Backlight on 110 mA,

Backlight off < 50 mA,

When alarming <250 mA

On-Board sounder Buzzer Buzzer Speaker Speaker Speaker

Backlight color 

Display = blue, keypad = yellow

Display = blue, keypad = blue Display = blue, keypad = white 
Character set Latin, Russian, Greek, East European, West European, Azeri, Turkish, Scandinavian. Major character sets of the world. Major character sets of the world. 
User interface type Advanced, Simple, Baltic, Asian. Navigation menu with short help text system. Navigation menu with frequently used menu commands on touch screen
Overall dimensions W x H in mm 115 x 95 92 x 133 92 x 134 
Environmental compliance ROHS ROHS ROHS ROHS ROHS
Operating temperature

0oC up to +50oC

Production status In production In production In production In production In production (Stage 1)
Interface with PC (programming, firmware update) USB mini-B USB mini-B USB mini-B USB mini-B USB micro-B
Latest firmware version  KM20B v.6.010a  KM24 v.5.002  KM24A v.5.002  KM24G v.5.001 -

Programming manual

 Download  Download -

User manual

 Download  Download