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ABB i-bus® KNX
Security – Alarm System KNX

Professional
Standard Security
Security
MT/U 2.12.2 MT/S 4.12.2M MT/S 8.12.2M SCM/S 1.1 GM/A 8.1
General
Supply voltage KNX KNX KNX KNX 100 – 230 V AC
Auxiliary power supply 12 V DC 12 V DC 12 V DC – –
Type of installation FM DIN-Rail DIN-Rail DIN-Rail SM
Module width (18 mm) – 4 4 2 –
Inputs (extendable via bus) 2 4 8 0 (64) 8 (344)
4 x Relais
Outputs 2 x Relais 3 x Relais 3 x Relais 1 x Relais 4 x Signaling
devices
Functions
Connection of conventional security sensors/devices    – 
Connection of 4-wired security bus sensors/devices – – – – 
 
Event log – – –
(250) (10,000)
Integrated
Optional via Optional via Optional via Optional via E-Mail
Remote alarming
KNX KNX KNX KNX Voice
messages
Back-up power supply
Optional via NTU/S 12.2000.1 and SU/S 30.640.1    – –
Optional via SU/S 30.640.1 – – –  –
Integrated back-up power – – – – 
Certifications
VdS – – – – Class C
EN 50 131/IEC 62 642 – – – – Grade 3
Commissioning and diagnostic functions
Commissioning and diagnostic via webserver – – – – 

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 = Function is supported 14
– = Function is not supported