Product Description
ABB 07AI91 Modular Controller
The ABB 07AI91 is a high-performance analog input module designed for the ABB Advant Controller 31 (AC31) 90-series PLC system. This module provides 8 configurable analog input channels, allowing it to interface with a wide range of field sensors and transmitters. It accurately converts signals such as voltage (0-10V, ±10V) and current (0-20mA, 4-20mA) into digital data for processing by the central unit. Renowned for its reliability and precision, the 07AI91 is an essential component for robust process control and industrial automation applications, ensuring seamless data acquisition from various analog devices.
Technical Specifications:
- Product Type: Analog Input Module
- Number of Channels: 8 analog inputs, individually configurable
- Input Signal Ranges: 0…10 V, ±10 V, 0…20 mA, 4…20 mA
- Resolution: 12 bits + sign
- System Compatibility: ABB Advant Controller 31 (AC31) 90-Series

ABB 07AI91 Modular Controller
Discover the reliable ABB 07AI91 analog input module for Advant AC31 90-series PLC systems. This module features 8 configurable channels for voltage and current signals, ensuring precise data acquisition for industrial automation. Part number: GJR5251600R0101.






