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Modules and their functions
9
Logamatic 4321/4322 - Subject to technical modifications.
65
9 Modules and their functions
The following lists all modules that are or can be fitted in
the Logamatic 4321/4322 control units.
Tab. 2 Standard equipment level and optional modules
1)
May only be connected to control unit 1 (address 0 or 1).
O = Standard equipment
X = Accessory
Along with the ZM434 central module, which is part
of the standard equipment of the Logamatic 4321/22
control units, the most commonly used function
modules, i.e. FM441 and FM442 function modules
are described on the following pages.
Logamatic
4321 4322
Module
MEC2 programming unit
OX
CM431 controller module
O O
ZM434 central module
Burner + boiler circuit functions
OO
FM441 function module
1 heating circuit + 1 DHW circuit
X X
FM442 function module
2 heating circuits
XX
FM443 function module
Solar thermal circuit
X X
FM444 function module
Alternative heat source
X X
FM445 function module
LAP/LSP (primary system)
X X
FM446 function module
EIB interface
X X
FM448 function module
Central fault message
X X
ZM426 auxiliary module
Aux. high limit safety cut-out (STB)
XX
FM458 function module
strategy module
X
1) X1)
The MEC2 menus in these operating instructions relate
to these modules.
All other modules are explained in separate technical
module documentation.
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