Overview
The ABB CI626A 3BSE005023R1, also cataloged as the CI626A Bus Administrator Board, operates as a dedicated hardware component for backplane bus arbitration and communication coordination within ABB ACS 600 drive system architectures. It provides direct electrical execution of internal rack-level data routing and module synchronization.
Suffix Breakdown & Model Matrix
- CI626A: Drive system bus administrator board designation within ABB ACS 600 platform
- 3BSE005023R1: ABB internal ordering and revision identifier for hardware traceability
- No additional functional suffix segmentation is defined in manufacturer documentation for this model
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CI626A 3BSE005023R1 |
| Brand | ABB |
| Origin | Switzerland / ABB manufacturing network |
| Weight | 0.9 kg (2 lbs 0 oz) |
| Dimensions | 2.5 cm x 22.9 cm x 2.5 cm (1.0 in x 9.0 in x 1.0 in nominal envelope) |
| Operating Temp | Not specified (refer to ACS 600 system environment limits) |
| Power Consumption | Not specified (backplane supplied) |
| Function | Backplane bus administration and module coordination |
| System Compatibility | ABB ACS 600 Drive Platform |
| Mounting | Rack-mounted plug-in module |
Industrial Control & Drive Bus Communication Characteristics
The CI626A implements deterministic backplane arbitration logic within the ABB ACS 600 architecture. Communication behavior is synchronized via internal drive rack timing, supporting structured module-to-module coordination across the control chassis. The board participates in backplane bus communication velocity regulation, ensuring consistent data exchange timing between processor, I/O, and drive interface modules.
Firmware-level compatibility is aligned with ACS 600 system revision sets, where module recognition and initialization sequences depend on rack enumeration order and bus initialization timing. The board does not expose fieldbus protocols directly but functions as an internal bus governance layer for system-level determinism and slot arbitration.
Frequently Asked Questions
Q: Does CI626A support hot-swap operation in ACS 600 racks?
A: No. The board is not designed for live insertion. Removal requires full system power down to avoid backplane bus corruption.
Q: What is the role of CI626A in backplane timing control?
A: It governs internal bus arbitration timing and module synchronization signals across the ACS 600 rack architecture.
Q: Is firmware upgrade performed independently on CI626A?
A: No standalone firmware interface exists. Updates are tied to system-level ACS 600 control firmware packages.
Field Installation Guidelines
- Ensure complete removal of system power before insertion or removal
- Verify correct alignment with backplane guide rails to avoid connector pin damage
- Maintain ESD protection during handling and installation
- Confirm full seating of board into rack connector before energizing system
- Avoid mechanical stress on PCB edge during tightening or removal operations
- Inspect backplane slot integrity prior to replacement to prevent intermittent bus faults
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