6 720 803 029 (2011/08)
Modules for control units CSM 7x0, CFB 8x0 and CFB 9x0
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Introduction
1.2
Modules and their designation
Tab. 2
Module designations
Designation
Name
Controller
module
CM431
Controller module
Power
supply
module
NM482
Power supply module
Central
module
ZM422
Burner c 1 heating circuit
+ 1 DHW circuit
ZM424
Boiler c 2 heating circuits
+ 1 DHW circuit
ZM432
boiler circuit functions
ZM433
External heat gene
1 heating circuit
ZM434
boiler circuit fun
0 - 10 % burner control
ZM425
Display module
Function
module
FM441/CMM 910
1 heating c 1 DHW circuit
FM442/CMM 920
2 heating circuits
FM443/CMS 910
Solar circuit
FM444/CMG 910
Alternative heat generator
FM448/CMB 900-0-10V
Central fault message
FM455/CMC 900
KSE 1 (only with ZM424)
with EMS
FM456/CMC 910
KSE 2 (cascade –
2 wall mounted boilers) with EMS
FM457/CMC 920
KSE 4 (cascade –
4 wall mounted boilers) with EMS
FM458/CMC 930
St EMS
Auxiliary
module
ZM427/CME 930
Boiler operating module
