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  • 3BSE023675R2-2
  • 3BSE023675R2
  • 3BSE023675R2-1
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AI845

AI845 ABB - 8-Channel HART Module Voltage Current

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  • Manufacturer: ABB

  • Product No.: AI845

  • Product Type: Analog Input Module

  • Product Origin: SE

  • Payment:T/T, Western Union

  • Weight: 300g

  • Shipping port: Xiamen

  • Warranty: 12 months

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ABB AI845 Analog Input Module (3BSE023675R1)

High-availability 8-channel analog input module supporting both standard and redundant configurations, featuring HART pass-through communication and comprehensive diagnostic capabilities for critical process applications.

Core Capabilities

  • Dual Operation Modes: Supports both single and redundant system configurations
  • Flexible Signal Handling: Configurable as voltage (0-5V/1-5V) or current (0-20mA/4-20mA) inputs
  • HART Communication Support: Built-in HART pass-through capability for smart transmitter integration
  • Advanced Power Management: Individual channel transmitter supply with current limiting and supervision

Technical Specifications

  • Product Identification: 3BSE023675R1 AI845
  • Input Channels: 8 configurable voltage/current inputs
  • Signal Ranges: 0-20mA, 4-20mA, 0-5V, 1-5V
  • Conversion Resolution: 12-bit
  • Measurement Accuracy: Maximum 0.1% error
  • Input Impedance: 10 MΩ (voltage), 250 Ω (current)
  • Sampling Performance: 10 ms update cycle
  • Overvoltage Protection: Withstands up to 11V DC

Configuration Flexibility

  • MTU-Dependent Configuration: Individual channel programming with TU844/TU845; unified configuration with other MTUs
  • Transmitter Compatibility: Supports 2-wire and 3-wire transmitter connections
  • Redundancy Support: Designed for high-availability system architectures

Electrical Characteristics

  • Power Requirements: 3.5W total dissipation
  • Current Consumption: 100mA +5V, 50mA +24V Modulebus, maximum 265mA external
  • Isolation Rating: 50V group isolation from ground
  • Noise Immunity: >40 dB NMRR at 50/60 Hz
  • Field Wiring: Supports up to 600 meter cable runs

Comprehensive Diagnostics

  • Module Level Monitoring: Analog readback, reference voltage, power supply, checksum, watchdog
  • Channel Level Supervision: External power supply, transmitter power, shunt error detection
  • Visual Status Indication: Fault, Run, Warning LED indicators

Application Environments

  • Critical process control systems
  • High-availability redundant configurations
  • Smart transmitter networks with HART protocol
  • Process monitoring and safety systems

Frequently Asked Questions

What redundancy features are available?

The module supports redundant operation configurations for critical applications requiring high availability.

How is HART communication supported?

Built-in HART pass-through capability allows communication with smart transmitters without additional hardware.

What diagnostic capabilities are included?

Comprehensive monitoring covers internal electronics, power supplies, transmitter status, and signal integrity.

For pricing and technical support, please contact: sale@etowonauto.com

🏷️ Tags: Analog Input Module

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