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Buderus Products Controls 4000 series

4000 series

The Buderus 4000 series of controllers provides a wide range of control options for single and multi-boiler systems.

The 4000 series can control virtually any heating system, whether an 8 boiler cascade or a simple connection into an
existing building management system.
Buderus MEC2 controller
Key technology - MEC2
The MEC2 digital programmer is supplied with the 4121/4122 controls.

Its simple 'press and turn' operation makes setting and changing heating options easy.

A plain text display allows input of system operations and communicates boiler diagnostics.

They can be fitted directly to the main control unit or wired to the boiler from the living or working space (as a room thermostat).

Key technology - Energy management system -

EMS is a state of the art intelligent control system that uses a standard operating structure to ensure smooth and continuous communication between the automatic firing in the boiler, and the heating system controls.

Manual downloads

Manual  File type   
Logamatic 4121, 4122, 4126 operating instructions PDF Download (PDF 1.9 MB)
Logamatic 4121, 4122, 4126 Service instructions PDF Download (PDF 3.4 MB)
4211 Operating instructions PDF Download (PDF 2.2 MB)
4211 Service instructions PDF Download (PDF 5.4 MB)
4311, 4312 Operating instructions PDF Download (PDF 1.1 MB)
4321 Operating instructions PDF Download (PDF 1.2 MB)
4321 Service instructions PDF Download (PDF 4.4 MB)
4321 Wiring diagram PDF Download (PDF 0.1 MB)
4212 Wiring diagram PDF Download (PDF 0.1 MB)
4212 Operating instructions PDF Download (PDF 0.2 MB)
4323 Operating instructions PDF Download (PDF 1.8 MB)
4323 Service instructions PDF Download (PDF 3.4 MB)
4121 Wiring instructions PDF Download (PDF 1.0 MB)
4211 Wiring instructions PDF Download (PDF 0.1 MB)

Wiring schematic downloads
Wiring schematic diagrams