6 720 803 029 (2011/08)
Modules for control units CSM 7x0, CFB 8x0 and CFB 9x0
22
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Module mounting for control unit CFB 840
4.2
Arrangement of modules in the control unit
Generally, you can assign the additional modules to any free slot (1-2).
For this ensure that the power supply leads from module to module.
Insert the modules in order from left to right to ensure the heating circuits
are logically numbered (slot 1-2).
Fig 13
Slot assignment
1
Slot 1 for an additional module
2
Slot 2 for an additional module
3
Slot B behind the Programmer programming unit
4
Slot A for central module ZM422 (standard version)
Z
L
1
2
4
3
USER INFORMATION
Slot A (
Æ
Fig. 13, [4]) is firmly occupied by the central module ZM422,
and slot B (
Æ
Fig. 13, [3]) is firmly occupied by the controller module
CM431 and the programming unit.
