Product Description

Product Parameters

• Channels: 8 analog input channels.
• Input Signal Types: 0(4)…20 mA, 0(1)…5 V.
• Resolution: 12 bits.
• Operating Temperature: -20°C to +60°C.
• Power Supply: 24 V DC.
• Power Consumption: 5 W.
• Dimensions: 135 mm x 85 mm x 35 mm.
• Weight: 0.4 kg.
• Communication: HART pass-through functionality.
• Redundancy: Supports redundant applications.
• Isolation: Groupwise isolated from ground.

Advantages and Features

• High-Precision Measurement: Ensures accurate data acquisition with 12-bit resolution.
• Redundancy Design: Enhances system reliability by allowing failover to redundant channels.
• HART Communication: Facilitates two-way communication with smart sensors for advanced control strategies.
• Wide Measurement Range: Supports both voltage and current inputs, meeting diverse application needs.
• Electrical Isolation: Reduces interference and improves system safety.
• Advanced Diagnostics: Self-checking and status indicators ensure system stability.

Application Fields and Case Studies

• Process Control: Monitoring temperature, pressure, and flow rates in chemical, petroleum, and power industries.
• Industrial Automation: Controlling manufacturing processes and robotic systems.
• Water Treatment: Managing water quality and treatment processes in sewage plants and waterworks.

Competitive Comparison

• Redundancy Capability: Unlike many competitors, the AI845 supports redundant applications, ensuring continuous operation.
• HART Support: Offers advanced communication capabilities compared to modules without HART functionality.
• Wide Operating Temperature Range: Suitable for extreme conditions from -20°C to +60°C.

Selection Suggestions

• Compatibility: Ensure the module is compatible with your existing ABB or third-party control systems.
• Redundancy Needs: Opt for the AI845 if your application requires high reliability and redundancy.
• Signal Type: Verify that the input signal types (voltage or current) match your field devices.

Precautions

• Installation: Ensure proper grounding and cable management to avoid electromagnetic interference.
• Maintenance: Regularly inspect connections and perform firmware updates to maintain optimal performance.
• Environmental Conditions: Verify that the module’s operating temperature range matches your application environment.

ABB AI845 3BSE023675R1

ABB AI845 3BSE023675R1