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AO845A

ABB AO845/AO845A Analog Output Module

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  • Manufacturer: ABB

  • Product No.: AO845A

  • Product Type: Analog Output Redundant

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 200g

  • Shipping port: Xiamen

  • Warranty: 12 months

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Düşündiriş

ABB AO845/AO845A Analog Output Module: High-Performance 8-Channel Solution

The ABB AO845/AO845A delivers precise 4-20 mA control signals for critical industrial applications. This advanced module combines high reliability with exceptional performance for demanding automation environments.

Key Features and Benefits

  • 8 independent channels with 4-20 mA output signals
  • 12-bit resolution ensuring superior signal accuracy
  • 50V group-wise isolation from ground for enhanced safety
  • Short-circuit protection with current limiting up to 750 Ω load
  • HART communication support on all channels
  • Redundancy capability with automatic switch-over in under 5 ms
  • High reliability with MTBF exceeding 1,200,000 hours

Technical Specifications

  • Manufacturer: ABB
  • Model: AO845/AO845A 3BSE045584R1
  • Output Signal: 4-20 mA with -12.5% to +15% range
  • Update Cycle: 10 ms typical
  • Response Time: 23 ms (0-90% with filter off)
  • Operating Temperature: 0 to +55°C (5 to +55°C for approvals)
  • Storage Temperature: -40 to +70°C
  • Power Consumption: +5V @125 mA, +24V @218 mA
  • Dimensions: 45 mm × 119 mm × 102 mm (111 mm with connector)
  • Weight: 0.21 kg

Installation Requirements

  • Designed for standard industrial DIN rail mounting
  • Ensure proper power supply connections
  • Maintain adequate clearance for ventilation
  • Follow all electrical safety guidelines during installation

System Integration

  • Compatible with ABB control system architectures
  • Supports HART-enabled field devices
  • Ideal for redundant control system configurations
  • Seamless integration with existing automation networks

Certifications and Standards

  • Complies with international industry standards
  • Meets IEC 61709 reliability specifications
  • Designed for industrial environment operation

Package Contents

  • One ABB AO845/AO845A analog output module
  • Installation and operation documentation
  • Manufacturer certification papers

Warranty Information

  • Comprehensive 1-year warranty
  • Coverage for manufacturing defects and workmanship
  • Professional technical support included

Industrial Applications

  • Process Control: Precise valve and actuator control
  • Manufacturing: Speed and position control systems
  • Energy Management: Power output regulation
  • Water Treatment: Flow and level control applications

Documentation Download

Frequently Asked Questions

  • What is the maximum load impedance supported?
    Each channel supports up to 750 ohm load resistance.
  • Does the module support hot-swapping?
    No, power must be disconnected before module installation or removal.
  • What redundancy features are available?
    Automatic switch-over capability in less than 5 milliseconds on fault detection.
🏷️ Tags: Analog Output Module Analog Output Redundant

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