Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
BC810
BC810
BC810
BC810
BC810
- Key Technical Specifications
Parameter Value Nominal Supply Voltage 24 V DC (19.2 V DC to 30 V DC range) Typical Current Draw 50 mA, max 70 mA Typical Power Dissipation 1.2 W Operating Temperature 0 °C to +55 °C Storage Temperature -40 °C to +70 °C Relative Humidity 5% to 95%, non-condensing Enclosure Rating IP20 Supported CPU Models PM857, PM861A, PM862, PM863, PM866, PM866A, PM867, PM891 Mounting DIN rail via TP857 baseplate Certifications CE, UL 61010-1, cULus Class 1 Zone 2 Associated Kit BC810K02 (dual BC810, baseplates, cable, terminators) - Product Introduction The ABB BC810 is a CEX-Bus interconnection unit built for the AC 800M control platform. It splits the CEX-Bus into separate segments to support redundant controller communication structures. In my experience, this hardware removes a single point of failure on the CEX-Bus. It lets technicians swap out a primary CPU without dropping bus traffic on the redundant segment. Direct replacement of the BC810 itself will stop all traffic on its connected CEX segment.
- Application Scenarios & Field Experience Downtime on continuous-process plants often traces back to non-segmented CEX-Bus layouts. A single fault on the bus can take down all linked communication interfaces. BC810 isolates segments so one CPU maintenance event does not crash the whole bus.
- Oil & gas compressor control systems, redundant AC800M pairs required for uninterrupted safety interlock logic
- Pulp and paper line controls, where PROFIBUS and fieldbus interfaces run on redundant CEX-Bus segments
- Power plant boiler control, supporting online CPU maintenance during normal unit load operation
- Chemical batch processing, where redundant communication cards must stay active during controller swap
A refinery site called in for a trip after a CPU failure. The original design had no BC810, so swapping the standby CPU caused a full bus reset. We added BC810 units in a BC810K02 assembly. The next planned CPU replacement ran without interruption to the field communication interfaces, and the plant avoided an unplanned shutdown.
- Standard Operating Procedure (SOP) for Quality Control
- Visual & Origin Inspection: Verify OEM marking, seals, and baseplate pairing; check for physical board damage and counterfeit indicators.
- Live Rig Testing: Apply 24V DC power, confirm power-on self-test, validate CEX-Bus handshakes with a compatible AC800M controller.
- Firmware Verification: Record controller firmware revision used during testing, and note known revision compatibility limits.
- ESD-Safe Packaging: Place unit in anti-static bag, add foam padding, and seal inside rigid outer carton before shipment.
- Frequently Asked Questions (FAQ) Q1: What AC800M controllers work with the ABB ? A: It pairs with PM857, PM861A, PM862, PM863, PM866, PM866A, PM867 and PM891. Confirm your controller part number and firmware revision before ordering. Q2: What warranty coverage do you provide? A: We offer a 12-month warranty. Warranty does not cover damage from incorrect wiring, ESD events, or improper hot-swap actions. Q3: How fast can this unit ship once confirmed in stock? A: If in stock, it can ship within 1–2 business days. If sourced from surplus inventory, lead time will be confirmed before order lock-in. Q4: Can firmware mismatches between and the controller cause issues? A: Yes. Mismatched firmware can lead to intermittent bus drops or failed redundancy handoff. Match firmware versions listed in the OEM hardware compatibility manual. Q5: Can I hot-swap the module directly? A: Do not hot-swap the . Swapping the unit will stop all CEX-Bus traffic on its segment. Only the CPU can be replaced online when the redundant setup is complete.
