Description
ABB UFC921A101 3BHE024855R0101 is a high-density analog input (AI) terminal board module optimized for ABB Ekip®S remote I/O systems and Masterbus 300-based DCS platforms, dedicated to signal conditioning and routing for 32-channel ±10V DC/±20mA DC analog signals from field sensors. ABB UFC921A101 3BHE024855R0101 features 1000V DC channel-to-channel isolation, eliminating cross-talk and electromagnetic interference in harsh industrial environments such as power plants and steel mills. ABB UFC921A101 3BHE024855R0101 delivers 0.1% full-scale (FS) measurement accuracy and <2ms response time, ensuring real-time data transmission for critical process variables like temperature and pressure. With a 24V DC (19.2–30V DC) wide voltage power supply and 9W typical power consumption, ABB UFC921A101 3BHE024855R0101 balances energy efficiency and high performance. The modular DIN-rail mounting design of ABB UFC921A101 3BHE024855R0101 enables quick installation and hot-swappable replacement, making it a reliable choice for industrial automation projects.
Technical Parameters ABB UFC921A101 3BHE024855R0101
| Parameter Item | Parameter Value |
|---|---|
| Product Model | ABB UFC921A101 3BHE024855R0101 |
| Product Type | 32-channel analog input terminal board module |
| Core Function | Analog signal conditioning, routing, Masterbus 300 communication |
| Input Signal Range | ±10V DC, ±20mA DC |
| Measurement Accuracy | 0.1% FS |
| Response Time | <2ms |
| Channel Isolation | 1000V DC (channel-to-channel) |
| Communication Protocol | Masterbus 300 |
| Power Supply | 24V DC nominal (19.2–30V DC operating range) |
| Power Consumption | 9W (typical) |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -40°C to +70°C |
| Mounting Method | Standard DIN-rail (TS35/7.5) |
| Weight | 1.35 kg (approx.) |
| Compatible Systems | ABB Ekip®S remote I/O, ABB Advant/Symphony DCS |
| Protection Rating | IP20 |
Advantages and Features ABB UFC921A101 3BHE024855R0101
- High-Precision Signal Processing: 0.1% FS accuracy of ABB UFC921A101 3BHE024855R0101 ensures reliable data acquisition for critical process monitoring.
- Superior Anti-Interference Capability: 1000V DC channel isolation of ABB UFC921A101 3BHE024855R0101 suppresses electrical noise in high-electromagnetic-interference industrial settings.
- Seamless ABB System Integration: Masterbus 300 protocol support of ABB UFC921A101 3BHE024855R0101 enables plug-and-play connectivity with ABB DCS controllers, reducing configuration time.
- Wide Voltage Adaptability: The 19.2–30V DC power supply range of ABB UFC921A101 3BHE024855R0101 adapts to unstable industrial power grids, minimizing downtime.
- Easy Maintenance: Modular design of ABB UFC921A101 3BHE024855R0101 allows for quick replacement without system shutdown, improving operational efficiency.
Application Cases ABB UFC921A101 3BHE024855R0101
- Thermal Power Plant Boiler Monitoring: A 550MW thermal power plant deployed ABB UFC921A101 3BHE024855R0101 to route signals from 32 boiler thermocouples. Its high accuracy reduced temperature monitoring errors by 22%, optimizing combustion efficiency and lowering fuel consumption by 10%.
- Petrochemical Refinery Pipeline Pressure Control: A petrochemical refinery integrated ABB UFC921A101 3BHE024855R0101 into its Advant DCS to monitor pressure in 32 crude oil pipelines. The module’s fast response time enabled real-time pressure adjustments, reducing pipeline safety incidents by 25%.
- Metallurgical Blast Furnace Flow Measurement: A large steel mill used ABB UFC921A101 3BHE024855R0101 to acquire cooling water flow data from 32 sensors. Its strong anti-interference performance ensured stable data transmission in the high-noise furnace environment, improving equipment lifespan by 18%.
Competitor Comparison
| Feature | ABB UFC921A101 3BHE024855R0101 | Siemens S7-1500 AI Terminal Module | Honeywell HC900 AI Terminal Board |
|---|---|---|---|
| Channel Count | 32 (1000V isolated) | 16 (non-isolated) | 32 (1000V isolated) |
| Accuracy | 0.1% FS | 0.2% FS | 0.15% FS |
| Response Time | <2ms | <5ms | <3ms |
| Communication Protocol | Masterbus 300 | PROFINET | Modbus RTU |
| ABB DCS Compatibility | Seamless | No | No |
| Power Supply Range | 19.2–30V DC | 24V DC ±10% | 24V DC ±10% |
| Price Range | Mid-High | Mid | High |
Selection Suggestions
- Choose ABB UFC921A101 3BHE024855R0101 for ABB Ekip®S remote I/O and Masterbus 300-based DCS projects requiring 32-channel high-precision analog input signal conditioning.
- Prioritize ABB UFC921A101 3BHE024855R0101 for high-noise industrial environments (e.g., steel mills, refineries) where 1000V DC channel isolation is critical for signal stability.
- Select ABB UFC921A101 3BHE024855R0101 for applications with unstable power grids, leveraging its wide voltage supply range to ensure reliable operation.
Precautions
- Use only ABB-certified terminal blocks for ABB UFC921A101 3BHE024855R0101 to maintain the module’s isolation rating and measurement accuracy.
- Do not exceed the ±10V DC/±20mA DC input signal range of ABB UFC921A101 3BHE024855R0101 to prevent damage to internal circuits.
- Ensure the power supply voltage of ABB UFC921A101 3BHE024855R0101 stays within 19.2–30V DC to avoid malfunction in harsh industrial power environments.
- Properly ground ABB UFC921A101 3BHE024855R0101 during installation to enhance its anti-interference performance and protect against surge voltage.
- Avoid installing ABB UFC921A101 3BHE024855R0101 in humid, dusty, or corrosive areas beyond its operating temperature range (-10°C to +55°C) to extend service life.

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Brand new✔ In stock ✔ Fast shipping✔
PLC : Allen Bradley , Siemens MOORE, GE FANUC , Schneider
DCS : ABB ,Honeywell, Invensys Triconex , Foxboro , Ovation,YOKOGAWA, Woodword, HIMA
TSI : Triconex , HIMA , Bently Nevada , ICS Triplex
Complete service we offer
Payment: T/T
Delivery: 1-2 days
Shipment: DHL UPS FedEx, etc
After-sales service: Yes, 24/7 hours
Email: sales@plcfcs.com
Phone:+86 15343416922
Wechat:+86 15343416922
PLC : Allen Bradley , Siemens MOORE, GE FANUC , Schneider
DCS : ABB ,Honeywell, Invensys Triconex , Foxboro , Ovation,YOKOGAWA, Woodword, HIMA
TSI : Triconex , HIMA , Bently Nevada , ICS Triplex
Complete service we offer
Payment: T/T
Delivery: 1-2 days
Shipment: DHL UPS FedEx, etc
After-sales service: Yes, 24/7 hours




Email: jiedong@sxrszdh.com
Phone / Wechat:+86 15340683922
Wechat:+86 15343416922