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ABB MA01 is a legacy Hartmann & Braun Contronic plug-in module used within documented industrial control installations.
Before replacement, verify the complete MA01 identification, connector keying, rack position, board configuration, and associated cabinet drawings. The MA01 marking alone does not confirm the electrical function or channel assignment.
Preserve the installed wiring references, module position, indicator state, and any visible revision or suffix information before removing the original unit.
ABB MA01 H&B Contronic Plug-in Module Manuals, Product Family, Links
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Before replacement, record the visible revision markings, wiring references, settings, and diagnostic state. Verify compatibility using the applicable system drawings and approved site procedure.





