07 AI 91 (GJR5251600R0202) | ABB | Advant Controller 31 Analog Input Module

Overview

The ABB 07 AI 91 (GJR5251600R0202) is an advanced analog input module developed for distributed control systems within the Advant Controller 31 platform. It provides eight configurable input channels that support thermocouples, RTDs, and standard voltage or current signals. Engineered for high accuracy and stability, the module ensures reliable data acquisition in temperature, pressure, and process monitoring applications.

Technical Specifications

• Model Number: 07 AI 91

• Part Number: GJR5251600R0202

• Manufacturer: ABB

• Product Type: Analog Input Module

• Series: Advant Controller 31

• Input Channels: 8 configurable analog inputs

• Supported Input Types:

• Thermocouples: J, K, S

• Resistance Temperature Detectors (RTDs): PT100, PT1000

• Voltage: −50…+50 mV, −500…+500 mV, −5…+5 V, −10…+10 V

• Current: 0…20 mA

• Resolution: 12-bit plus sign

• Communication Interface: CS31 Slave, RS-485 serial link

• Power Supply: 24 V DC nominal

• Current Consumption: 0.2 A (typical)

• Mounting Type: DIN rail TH35-15 or TH35-7.5 (IEC 60715)

• Degree of Protection: IP20

• Cable Cross-Section: 0.08…1.5 mm²

• Operating Temperature Range: 0°C to +55°C

• Storage Temperature Range: −25°C to +75°C

• Weight: 0.48 kg

Key Features

• Eight individually configurable analog input channels

• High measurement accuracy with 12-bit resolution and signed data format

• Supports thermocouple, RTD, voltage, and current signal types

• CS31 communication interface for integration with ABB control systems

• Compact, modular design with DIN rail mounting for quick installation

• Reliable operation across a wide temperature range

Application Scenarios

The 07AI91 is designed for use in:

• Process automation requiring precise analog signal monitoring

• Temperature and pressure control systems in manufacturing environments

• Distributed data acquisition networks based on the ABB Advant Controller 31

• Integration with field transmitters for industrial sensing applications

FAQ

Q: Which signal types can the 07AI91 process?
A: The module accepts thermocouples (J, K, S), RTDs (PT100, PT1000), and voltage or current inputs for broad application flexibility.

Q: How is the module installed?
A: It can be mounted on a DIN rail (TH35-15 or TH35-7.5) in compliance with IEC 60715 standards.

Q: What communication protocol does it use?
A: The CS31 Slave interface operates via RS-485, ensuring stable data exchange within ABB control networks.

Q: What is its protection rating?
A: The module is rated IP20, suitable for installation inside industrial control cabinets.