We will arrange delivery within 3-5 days after receiving the payment.

Our express delivery: DHL and FedEx.

Quality packing for each product

Destination country all taxes & duty to be paid by buyer

Only part of the brand and model, if you have other product needs, please contact us.

ABB RMIO-12C 3AUA0000035410 Control Board  

1. Key Parameters

• Product Model: RMIO-12C
• Order Code: 3AUA0000035410
• Product Series: ABB ACS800 VFD Control Boards (Main Interface & Control Unit)
• Core Function: Processes VFD control signals; regulates motor speed/torque; enables communication with PLC/DCS; executes fault protection (overcurrent/overvoltage/overtemperature); manages drive I/O and auxiliary functions
• Electrical Specifications:

  Parameter	Details	Performance Metrics
  Power Supply	24V DC ±10% (from VFD internal power module); Power consumption: ≤15W	Compatible with ACS800 internal power systems
  Control Signal Inputs	- Analog Inputs: 2× 0~10V DC / 4~20mA DC (speed setpoint, torque reference) - Digital Inputs: 8× dry contacts (start/stop, direction, enable) - Feedback Inputs: 1× encoder interface (RS422, for closed-loop speed control)	Analog input accuracy: ±0.1% FS; Digital input response: ≤1ms
  Control Signal Outputs	- Analog Outputs: 2× 4~20mA DC (motor current, speed feedback) - Digital Outputs: 4× relay outputs (10A AC 250V, for alarm/ status signaling)	Analog output resolution: 12-bit; Relay contact life: 100,000 operations
  Communication Protocols	Built-in: Modbus RTU (RS485) Optional: Profibus DP, DeviceNet, PROFINET (via plug-in communication modules)	Communication baud rate: 9600~115200 bps; Latency: ≤50ms
  Protection Functions	- Overcurrent: 150% rated current (instantaneous trip) - Overvoltage/Undervoltage: ±15% of DC bus voltage - Overtemperature: IGBT junction temp >150℃ (current derating) - Motor Stall: Detects zero speed with high current (trip after 2s)	Protection response time: ≤100μs (short-circuit)

• Mechanical Specifications:
  • Form Factor: PCB assembly (custom fit for ACS800 VFD chassis); Edge connectors for VFD backplane
  • Dimensions (L×W×H): 180mm × 120mm × 25mm (thin profile for VFD internal mounting)
  • Mounting: Screw-mounted to ACS800 VFD chassis (4× M3 screws; torque: 0.8 N·m)
  • Weight: Approximately 120g
  • User Interface: 8× LED indicators (power, run, fault, communication); 2× DIP switches (for protocol selection)
  • Connectors: 2× 24-pin terminal blocks (for I/O); 1× RS485 port (Modbus); 1× encoder port (RS422); 1× expansion slot (for optional communication modules)
• Environmental Ratings:
  • Operating Temperature Range: -10℃~+60℃ (14℉~140℉)
  • Storage Temperature Range: -25℃~+70℃ (-13℉~158℉)
  • Humidity Tolerance: ≤95% RH (non-condensing, 40℃; suitable for VFD cabinet environments)
  • Vibration Resistance: 10~500Hz, 1g acceleration (IEC 60068-2-6; no solder joint failure)
  • Shock Resistance: 15g acceleration (11ms duration, IEC 60068-2-27; maintains backplane connection)
  • EMC Immunity: Complies with IEC 61000-4-2 (ESD: ±8kV contact); IEC 61000-4-4 (EFT: ±2kV) | Resists VFD-inherent EMI |
• Compliance Standards: IEC 61800-5-1 (adjustable speed drives), EN 61000-6-2 (EMC immunity), UL 508C (industrial safety), CE, RoHS

2. Key Features

• ACS800 VFD Exclusivity: Custom-engineered for ABB ACS800 series drives—pinout, power requirements, and control logic perfectly match ACS800-01/02/07 models, ensuring plug-and-play integration without compatibility issues (no hardware modifications needed).
• High-Precision Control: 12-bit analog input/output resolution and ≤1ms digital input response enable precise motor speed/torque regulation (±0.01% speed accuracy with encoder feedback)—critical for applications like steel rolling mills or precision 机床 (machine tools) requiring tight process control.
• Flexible Communication: Built-in Modbus RTU and optional industrial protocols (Profibus DP, PROFINET) enable seamless integration with ABB AC500 PLCs, 800xA DCS, or third-party automation systems—supports remote monitoring, parameter adjustment, and data logging (e.g., energy consumption tracking).
• Comprehensive Protection: Multi-layer protection (overcurrent, overvoltage, overtemperature, motor stall) detects faults in ≤100μs and triggers fast protective actions (e.g., IGBT shutdown, relay tripping)—prevents cascading damage to expensive VFD components (e.g., power modules) and motors.
• Compact, High-Integration Design: 180mm×120mm×25mm thin profile fits densely packed ACS800 VFD chassis; integrates analog/digital I/O, encoder interface, and communication ports in a single board—eliminates the need for discrete I/O modules, reducing VFD cabinet size by 20%.
• Diagnostic Visibility: 8 LED indicators provide instant status feedback (e.g., "fault" for overcurrent, "communication" for Modbus connectivity)—speeds up troubleshooting by 40% compared to drives with hidden diagnostic data.

3. Application Fields

• ABB ACS800 VFD Control: Primary application—core control of ACS800 drives:
  • Steel Mill Rolling Drives: Controls ACS800-07 (2MW~5MW) drives for hot rolling mills; processes encoder feedback (RS422) to maintain ±0.01% speed accuracy, ensuring uniform strip thickness; Modbus communication links to 800xA DCS for centralized production monitoring.
  • Mining Hoist Drives: Manages ACS800-02 (1MW~3MW) multi-motor drives for underground ore hoists; digital inputs handle emergency stop signals, while overtorque protection prevents rope slippage during lifting—critical for mining safety.
• Industrial Motor Speed Control: Enables precise drive operation in manufacturing:
  • Water Treatment Pumps: Controls ACS800-01 (100kW~500kW) drives for large centrifugal pumps; analog inputs accept 4~20mA flow setpoints from PLCs, while digital outputs signal pump status (run/fault) to SCADA systems—optimizes energy use by matching pump speed to demand.
  • CNC Machine Tools: Regulates ACS800-01 (50kW~200kW) drives for spindle motors; encoder feedback (RS422) ensures ±0.001% speed stability, enabling high-precision machining (e.g., aerospace component manufacturing); Profibus DP communication synchronizes with CNC controllers.
• Heavy Industry Auxiliaries: Supports critical VFD-driven systems:
  • Cement Kiln Fans: Controls ACS800-07 (3MW~4MW) drives for kiln induced draft fans; overtemperature protection monitors IGBT temp, while undervoltage protection resists grid fluctuations—maintains stable kiln combustion efficiency.
  • Port Crane Drives: Manages ACS800-02 (800kW~2MW) drives for crane hoisting/trolley systems; torque control mode prevents load sway, and digital inputs integrate with crane safety interlocks (e.g., limit switches)—ensures safe, efficient container handling.

4. Precautions

• VFD Compatibility (Critical): Use exclusively with ABB ACS800 series VFDs (ACS800-01/02/07). Never install in non-ABB drives (e.g., ACS580) or other brands—electrical mismatches (e.g., backplane voltage, control signal logic) will destroy the board and VFD power modules. Verify VFD model before replacement.
• High-Voltage Safety:
  • Full Power Disconnection: Before installing/removing the board, disconnect the ACS800 VFD from AC input power and discharge the DC bus capacitors (wait ≥30 minutes for ACS800-07 drives); DC bus voltage (up to 1200V) poses fatal shock risks—use lockout/tagout procedures and insulated tools (1000V-rated gloves).
  • Backplane Handling: Avoid touching edge connectors during installation—static discharge (ESD) can damage internal microchips. Wear an ESD wristband grounded to the VFD chassis.
• Wiring & Configuration:
  • I/O Polarity: Follow ACS800 wiring diagrams for analog/digital I/O—reverse polarity of analog inputs (e.g., swapping 4~20mA +/–) causes control signal distortion (e.g., erratic motor speed), while reversed digital inputs may trigger false faults.
  • Protocol Selection: Set DIP switches correctly for communication protocols (e.g., Modbus RTU vs. Profibus DP) before power-on—incorrect settings cause communication failures; use ABB Drive Composer software to verify protocol parameters.
• Environmental Limitations:
  • Temperature Control: Ensure VFD cabinet temperature stays below +60℃; install forced-air cooling if ambient temp exceeds +50℃—operation at +60℃ reduces the board’s lifespan by 50% (capacitor degradation accelerates).
  • Dust & Moisture: Keep the VFD cabinet clean and dry (IP54 rating recommended); dust accumulation on the board’s heatsinks increases thermal resistance, leading to overtemperature trips—clean the cabinet quarterly with compressed air (≤60 psi).
• Maintenance & Replacement:
  • Parameter Backup: Before replacing the board, save ACS800 VFD parameters to a USB drive via Drive Composer—new boards default to factory settings, requiring hours of reconfiguration without backups.
  • Firmware Compatibility: Use ABB-approved firmware versions (matching the ACS800 VFD’s firmware) when updating the board—mismatched firmware (e.g., newer board firmware with older VFD firmware) causes control logic errors (e.g., unresponsive start commands).
  • Post-Installation Testing: After installation, perform a "no-load test" (motor disconnected) to verify I/O signals and communication—test overcurrent/overvoltage protection with simulated faults (via Drive Composer) before connecting the motor

The structure and details of the product：

 Please make an inquiry for more models

ABB 3BHB007211R0102/XVC768

ABB 3BHB007211R0105/XV C768 AE105

ABB 3BHB013088R0001 GVC750BE101

ABB 3BHB019719R0101 GVC736BE101

ABB 3BHE003688R0101

ABB 3BHE004573R0143

ABB 3BHE005555R0101 LD SYN-101

ABB 3BHE005555R0101 LDSYN-101

ABB 3BHE005555R0101/LD SYN-101

ABB 3BHE006373R0101

ABB 3BHE006373R0101/XV C769 AE101

ABB 3BHE006412R0101

ABB 3BHE006412R0101/UF C762 AE101

ABB 3BHE006414R0001/XV C770 AE

ABB 3BHE009017R0101

ABB 3BHE009017R0101/XV C724 BE101

ABB 3BHE009681R0101

ABB 3BHE010751R0101 PP C902 AE101

ABB 3BHE013940R0002 UNS0868B

ABB 3BHE014070R0101

ABB 3BHE014070R0101/PP C905 AE101

ABB 3BHE014070R0101/PPC905

ABB 3BHE021083R0101

ABB 3BHE021083R0101/XV C770 BE101

ABB 3BHE024415R0101

ABB 3BHE024855R0101 ABB

ABB 3BHL000389P0104

ABB 3BHL000397P0001

ABB 3BHL000986P7000

ABB 3BHL001863P0001

ABB 3BHT300007R1

ABB 3BHT300009R1

ABB 3BHT300025R1

ABB 3BSC690103R2

ABB 3BSC980004R1014

ABB 3BSC980006R213 CI627A

ABB 3BSE000435R1 CS513  8.10

ABB 3BSE000467R1 PFBI161

ABB 3BSE000469R1 PFBK164

ABB 3BSE000470R1 PFBK165

ABB 3BSE000860R1 SB510

ABB 3BSE000863R1 SR511

ABB 3BSE001449R1 TC520

ABB 500PSM03 1MRB150038R0001

ABB FMT500-IG

ABB ACS880-01-119A-7+C132

ABB 5SDF0545F0001 3BHL000395P0001

ABB 1SFL551001R8411

ABB 3BSE002348R1 SB511

ABB 3BSE002540R1 MB510

ABB 3BSE003127R1 DSAI130D

ABB 3BSE003195R1 SNAT7640

ABB 3BSE003642R1 PM151

ABB 3BSE003643R1 PM151

ABB 3BSE003644R1 PM153

ABB 3BSE003645R1 PM154

ABB 3BSE003816R1 SC520

ABB 3BSE003827R1 CI532V02

ABB 3BSE003828R1 CI532V03

ABB 3BSE003832R1 SC510

ABB 3BSE003879R1 BB174

ABB 3BSE004086R1 SDCS-IOB-3

ABB 3BSE004166R1 PFTL101A

ABB 3BSE004802R0001 SB171

ABB 3BSE018310R1 DSTA 156B

ABB 3BSE004939R1 SDCS-PIN-41

ABB 3BSE004940R1 SDCS-PIN-51

ABB 3BSE005178R0001 SDCS-IOB-23

ABB 3BSE005178R1 SDCS-IOB-23

ABB 3BSE005666R1 SDCS-PIN-25

ABB 3BSE006196R1 SDCS-CON-1

ABB 3BSE007949R1 DSAI 146

Other best-selling products：