ABB 07AI91 GJR5251600R4202 Product Overview

The ABB 07AI91 GJR5251600R4202 is a high-performance analog input module designed for industrial automation and control systems. It is part of ABB’s extensive range of I/O modules, known for their reliability, precision, and robust construction. This module is widely used in process automation, manufacturing, and energy management systems.

The module supports multiple analog input signals, including voltage and current, ensuring seamless integration with various sensors and transmitters. Its compact design and high immunity to electrical noise make it suitable for harsh industrial environments.

Product Advantages

1. High Accuracy – Provides precise signal conversion with minimal deviation, ensuring reliable data acquisition.
2. Robust Construction – Built to withstand industrial conditions, including vibrations, temperature fluctuations, and electromagnetic interference.
3. Flexible Configuration – Supports multiple input types (e.g., 0-10V, 4-20mA) for versatile applications.
4. Easy Integration – Compatible with ABB’s automation systems, including AC 800M and other PLCs.
5. Diagnostic Features – Includes self-diagnosis and fault detection for improved maintenance.
6. Modular Design – Allows for easy expansion and replacement in control cabinets.

Technical Specifications

Applications

The ABB 07AI91 GJR5251600R4202 is used in various industries, including:

• Process Automation – Monitoring pressure, temperature, and flow in chemical plants.
• Manufacturing – Integrating with PLCs for machine control.
• Energy Management – Measuring power consumption in substations.
• Water Treatment – Level and pH monitoring in wastewater systems.
• Oil & Gas – Remote sensor data acquisition in pipelines.

Compatible/Recommended Accessories

For optimal performance, the module can be paired with:

• Power Supply: ABB CP-S 24V DC
• Communication Module: ABB CI854 (Profibus interface)
• Backplane: ABB TB820 (for modular installation)
• Terminal Blocks: ABB TA630 (for secure wiring)

Installation Instructions

1. Mounting – Secure the module on a DIN rail inside a control cabinet.
2. Wiring – Connect input signals and power supply using shielded cables to reduce noise.
3. Configuration – Set the input type (voltage/current) via DIP switches or software.
4. Testing – Verify signal accuracy using a multimeter or diagnostic tools.
5. Commissioning – Integrate with the control system (e.g., ABB AC 800M).

Ensure proper grounding and follow ABB’s EMC guidelines to avoid interference.

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FAQ (Frequently Asked Questions)

Q1: What is the maximum input voltage for the 07AI91 module?
A1: The module supports up to ±10V DC for voltage inputs. Exceeding this may damage the device.

Q2: Can this module be used in high-temperature environments?
A2: Yes, it operates within -20°C to +60°C. For higher temperatures, additional cooling is required.

Q3: Is isolation provided between channels?
A3: Yes, the module offers 500V AC/DC channel-to-channel isolation.

Q4: How do I configure the input type?
A4: Use DIP switches or software configuration in ABB’s control system.

Q5: What communication protocols are supported?
A5: Profibus and Modbus (depends on the communication module used).

Q6: Can I replace this module without shutting down the system?
A6: No, power must be disconnected before replacement to avoid damage.