$6,520.00 Original price was: $6,520.00.$3,399.00Current price is: $3,399.00.
The ABB UFC921A101 (Part No.: 3BHE024855R0101) is a multifunctional control board for industrial automation, integrating I/O signal processing, multi-protocol communication, and precise control logic, widely used in ABB AC 800F PLCs, excitation systems, and frequency converters.
| Parameter | Details |
|---|---|
| Model | ABB UFC921A101 |
| Part Number | 3BHE024855R0101 |
| Manufacturer | ABB |
| Product Type | Industrial Control Board / I/O & Communication Module |
| Core Functions | Analog/digital I/O processing; multi-protocol data exchange; excitation voltage regulation; frequency converter control; hot-swap support |
| I/O Configuration | 8 analog inputs (0-10 V, 0-20 mA, 4-20 mA); 4 analog outputs (0-10 V, 0-20 mA, 4-20 mA); 16 digital inputs (24 V DC); 8 digital outputs (24 V DC) |
| Supported Protocols | Modbus RTU/TCP, Profibus DP, Profinet, CANopen, Masterbus 300 |
| Power Supply | 24 V DC |
| Power Consumption | 5 W |
| Operating Temperature Range | -25°C to +70°C |
| Storage Temperature Range | -40°C to +85°C |
| Relative Humidity | 5% – 95% RH (non-condensing) |
| Protection Rating | IP20 (board-level; protected by system cabinet) |
| Dimensions (W × H × D) | 170 mm × 100 mm × 20 mm |
| Weight | 0.3 kg |
| Mounting Type | Backplane-mounted (compatible with AC 800F PLC racks) |
| Certifications | CE, ISO 9001 compliant |
| System Compatibility | ABB AC 800F PLCs, Advant Master DCS, Unitol 5000 excitation systems, ACS series frequency converters |
| Applications | Generator excitation control, industrial frequency conversion, gas turbine monitoring, process automation (petrochemical, power generation) |
AC 800M is a family of rail-mounted modules, consisting of CPUs, communication modules, power supply modules and various accessories. There are several CPU modules to choose from, ranging from single units with medium processing power and memory to fully redundant units with high processing power.

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