Description
ABB 3BHE021889R0101 UFC721BE101 is a functional safety controller processing unit (Safety Controller CPU) produced by ABB. It belongs to the ABB AC 400F/AC 800F functional safety system and is one of the core components of the 800xA integrated automation platform.
ABB 3BHE021889R0101 UFC721BE101 ADCVI Board
[Product Positioning]
This module is a programmable logic controller (PLC) that combines the functions of a transmitter control board and a compact motion controller. Serves as the core processing role in ABB’s DCS distributed control system and SIS safety instrumented system, responsible for executing safety related control logic, signal acquisition, and output control. According to the latest market information, this model has been discontinued and the market is currently dominated by inventory and disassembled parts.
[Core Function]
Functional safety processing: As a safety controller CPU, it executes SIL level safety logic operations and is suitable for scenarios such as ESD emergency shutdown systems and safety interlock protection.
Motion control: supports advanced control of mechanical system motion and position, and can be used for production line robotic arms, conveyor belts, CNC machine tools, automated assembly lines, etc.
Signal processing: Receive sensor signals and convert them into control instructions, drive actuator actions, support PID regulation, sequential control, timing control, logic control, mathematical operations, etc.
Communication interaction: Supports various industrial standard protocols such as Profibus DP, Modbus RTU, Ethernet/IP, etc., and can be connected to communication modules such as CI801, CI840/CI840A to achieve fiber optic module bus expansion.
Redundant configuration: Supports redundant 8-channel configuration to improve system availability.
Electrical and Environmental Parameters
Power supply voltage: 24V DC
Working temperature: -40 ° C to+85 ° C (industrial grade wide temperature design)
Horizontal installation working temperature: 55 ° C, vertical mounting working temperature: 40 ° C
Storage temperature: -25 ° C to+70 ° C
Protection level: IP20 (indoor installation)
Hazardous Area Certification: Class I Division 2/ATEX Zone 2
Dimensions: 17.6mm (width) x 56.7mm (height) x 42.3mm (depth)
Weight: Approximately 90g
Communication and I/O Configuration
Communication interface: 1 fiber optic port for fiber optic module bus expansion, connecting CI801 and CI840/CI840A, equipped with 10 Mbit transmitter/receiver, supporting plastic fiber optic and hard silicon wafer (HCS) fiber optic.
I/O channel: Supports multi-channel analog/digital signal input and output, including analog input (AI), analog output (AO), digital input (DI), and digital output (DO).
Communication protocols: Profibus DP, Modbus RTU, Ethernet/IP, Genius I/O, etc.
Certification and Compliance
CE Certification
Classification Society Certification: ABS, BV, DNV-GL, LR
RoHS Compliance (Directive 2011/65/EU)
WEEE Compliance (Directive 2012/19/EU)
[Installation Method]
35mm DIN rail installation, supporting horizontal and vertical mounting.
Typical application scenarios
Safety Instrumented Functions (SIS) in DCS Distributed Control System
ESD emergency stop system
Manufacturing production line control, robot systems, material conveying equipment
Power industry monitoring, petrochemical process control
Compressor Control System (CCS)
Turbine Control and Vibration Monitoring System
Precision automation scenarios such as semiconductor manufacturing, food and beverage production, packaging machinery, etc
[Associated Model]
The same series or matching models include: UFC721AE101、UFC721CE101、CI801、CI840/CI840A、TB820/TB840、3BHE024855R0101（UFC921A101）、3BHE006412R0101（UFC762AE101） Wait.
[Precautions for use]
This module is a functional safety core component, and when replacing it, it must be confirmed that the model is completely consistent (3BHE021889R0101) and cannot be mixed with ordinary I/O modules. Due to discontinuation, it is recommended to prioritize confirming the reliability of spare parts sources and verifying system compatibility (AC 400F/AC 800F/800xA platforms) during procurement. During debugging, attention should be paid to the interlocking verification of safety logic, and it is recommended that engineers with functional safety qualifications operate it.
