Buderus Logamatic 4321 - Modules and Their Functions; Module Overview and Compatibility

Modules and their functions
9
Logamatic 4321/4322 - Technical specifications are subject to change without prior notice.
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9 Modules and their functions
All modules that are installed or can be installed on the
Logamatic 4321 and 4322 controls are listed below.
Tab. 2 Standard equipment level and optional modules
1)
May only be connected to control panel 1 (address 0 or 1).
O = basic equipment
X = optional extra
Along with the ZM434 central module, which is part of
the standard equipment of the Logamatic 4321/22
control panels, the most commonly used function
modules, i.e. FM441 and FM442 function modules, are
described on the following pages.
Logamatic
4321 4322
Modules
MEC2 remote control
OX
CM431 controller module
O O
ZM434 central module
Burner + boiler circuit functions
OO
FM441 function module
1 heating zone + 1 DHW consumer
X X
FM442 function module
2 heating zones
XX
FM443 function module
Solar circuit
X X
FM445 function module
LAP/LSP (charging system)
XX
FM448 function module
Centralized alarm message
X X
FM458 function module
Strategy module
X
1)
X
1)
The MEC2 preset menus in these operating instructions
relate to these modules.
All other modules are explained in separate technical
module documentation.