Analog Input Module - AI845 ABB

ABB AI845 Analog Input Module 8-Channel

Product Overview

• The ABB AI845 provides 8 channels for voltage or current inputs.
• Supports both single and redundant operation in industrial automation systems.
• Each channel distributes HART-compatible transmitter supply with current limitation.
• Compatible with MTU systems including TU810, TU844, TU845 for flexible installation.
• Provides advanced diagnostics and monitoring through front LEDs and HART communication.

Technical Specifications

• Signal Range: 0-20 mA, 4-20 mA, 0-5 V, 1-5 V
• Signal Type: Unipolar single ended
• Resolution: 12-bit
• Input Impedance: 10 MΩ voltage, 250 Ω current
• Isolation: Groupwise from ground
• Maximum Non-Destructive Voltage: 11 V d.c.
• Update Cycle: 10 ms
• Input Filter Rise Time: 290 ms
• Maximum Field Cable Length: 600 meters
• Temperature Operating: 0 to 55°C
• Temperature Storage: -40 to 70°C
• Power Dissipation: 3.5 W
• Current Consumption: +5V Modulebus 100 mA, +24V Modulebus 50 mA
• Diagnostics: Module error, channel error, warning LED indicators
• Protection Class: IP20
• Compliance: CE, UL, cULus, ATEX Zone 2, Marine BV DNV LR

FAQ

• Is this module new? Yes, 100% original ABB product.
• Is it in stock? Yes, available for immediate shipment within 5 days.
• Does it support HART communication? Yes, fully compatible with HART transmitters.
• Maximum cable length? 600 meters
• Can it operate redundantly? Yes, supports single or redundant MTU operation.

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