Overview
Manuals
Controlway Daughter Function
Bailey Fit
Commissioning
Features:
- The documented frame size is Undefined.
- The documented daughter card display name is 6644789A2.
- The documented documented current values is 6644789A.
6644789A2 is an ABB Controlway Daughter Card selected by its complete product identity and documented equipment role. Suitability depends on the installed Bailey Infi 90 hardware, interfaces and application requirements matching the supplied unit.
Before replacement, record the nameplate, installed position, terminal or connector arrangement and paired assemblies. After installation, verify every affected power, communication, protection, control or I/O function before returning 6644789A2 to service.
The 6644789A2 ABB Controlway Daughter Card is listed as Obsolete / Discontinued by OEM. Current revision, availability and supplied scope are confirmed in the written quotation.
ABB 6644789A2 documentation and reference 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.
6644789A2 performs the documented controlway daughter card function within the Bailey Infi 90 system. Confirm the recorded power, signal, communication and mechanical interfaces against the approved equipment record. Do not infer ratings or interchangeability from appearance; the complete label and hardware revision control selection.
Replacement of 6644789A2 requires an exact match to the receiving Bailey Infi 90 hardware, connected assemblies and configuration record. Record the installed position and connections before removal, preserve required settings, and verify every affected function after installation.
Before energizing 6644789A2, inspect mounting, connector keying, terminal allocation, protective grounding and paired equipment. After startup, review diagnostics and complete controlled functional tests before returning the equipment to service.
