ABB BB512 3BUR980001R0001 AC 400 Bus Backplane Modules
Manufacturer: ABB
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Part Number: BB512 3BUR980001R0001
Condition：New with Original Package
Product Type: Bus Backplane Modules
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Country of Origin: Sweden
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
ABB BB512 Bus Backplane Module
The ABB BB512 3BUR980001R0001, also cataloged as the BB512 Bus Backplane Module, operates as a dedicated hardware component for power distribution, physical rack mounting, and high-speed data interconnectivity within ABB AC 400 and Advant OCS with MOD 300 platforms. Occupying an 18SU rack width, this chassis module routes system buses across integrated processing units, communication cards, and 16-channel digital I/O interfaces.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | BB512 |
| Brand | ABB |
| Part Number | 3BUR980001R0001 |
| Origin | Sweden |
| Weight | 0.5 kg |
| Dimensions | 96 x 96 x 76 mm |
| Operating Temp | -20 to +60 deg C |
| Power Consumption | Passive distribution via internal bus tracks |
| System Compatibility | AC 400, Advant OCS with MOD 300 software |
| Width | 18SU (Standard Units) |
| Onboard Processor | 16-bit Motorola MC68HC11 |
| Onboard Memory | 128 KB RAM, 256 KB Flash Memory |
| Digital I/O Capacity | 16 Digital Inputs, 16 Digital Outputs |
| Communication Protocols | DeviceNet, Profibus DP, Modbus RTU |
Deterministic Networks & Backplane Communication Velocity
Inter-module communication within the AC 400 rack relies on low-impedance backplane bus traces to maintain deterministic communication velocity across connected I/O nodes. The BB512 backplane module provides targeted trace isolation and regulated power distribution to minimize electrical noise during high-density switching operations. By maintaining strict signal timing across DeviceNet, Profibus DP, and Modbus RTU fieldbus channels, the backplane hardware preserves data frame integrity between the central processing units and field-level I/O cards.
Frequently Asked Questions
Q: Does the BB512 backplane support hot-swapping of installed I/O modules during active system operation?
A: Module replacement guidelines depend on the installed processor card and rack configuration; power off the local backplane segment before removing high-density digital I/O modules to prevent bus disruption.
Q: How does the 18SU rack width impact cabinet mechanical assembly?
A: The 18SU form factor matches standard sub-rack dimensions, enabling direct mounting into 19-inch industrial control cabinets while providing mechanical alignment slots for attached cards.
Field Installation Guidelines
- Align the BB512 backplane squarely with the internal rack guide slots before fastening the chassis screws to the cabinet enclosure.
- Inspect all backplane bus pin connections for dust, debris, or mechanical bending prior to inserting controller and I/O modules.
- Connect the central grounding lug on the backplane directly to the main cabinet functional earth (FE) busbar using a heavy-gauge copper strap under 30 cm in length.
- Verify that field bus interface cables (DeviceNet, Profibus DP, Modbus RTU) use shielded twisted-pair conductors with ground shields bonded at the enclosure entry point.