The ABB 07AC91 module is a component used in industrial automation systems. It is part of ABB’s S800 I/O system, which is designed for modular, scalable control in various industrial applications.

Product Name:

ABB 07AC91 – Analog Input Module (S800 I/O System)

Product Description:

The ABB 07AC91 is an analog input module that forms part of ABB’s S800 I/O system. This module is designed to handle analog signals and convert them into digital signals for further processing by a controller. It is typically used in industrial applications that require accurate measurement and control of parameters such as temperature, pressure, flow, and level.

This module provides high accuracy, reliability, and integration flexibility in industrial automation systems, making it suitable for demanding applications in sectors such as process industries, manufacturing, and utilities.

Product Parameters and Specifications:

• Module Type: Analog Input
• Input Type: Analog signals (Voltage, Current)
• Input Range: Common ranges include 0-10 V, 0-20 mA, or 4-20 mA, depending on the sensor configuration.
• Number of Channels: Typically supports up to 8 input channels.
• Resolution: 16-bit resolution for high-precision signal conversion.
• Accuracy: High accuracy in signal conversion and measurement.
• Isolation: Provides galvanic isolation between the input channels and the system, preventing ground loops and noise interference.
• Communication Interface: Communicates with a controller (such as a PLC or DCS) via the S800 I/O bus.
• Power Supply: Powered via the I/O system’s backplane or externally, as per the system’s configuration.
• Operating Temperature: Usually -20°C to +60°C.
• Certification: Depending on the model, it may meet various industrial and safety standards like UL, CE, and ATEX (for hazardous environments).

Product Use:

The ABB 07AC91 module is typically used in automation systems where analog input signals from field devices need to be monitored and processed. Typical use cases include:

• Process Control Systems: Measuring process variables like temperature, pressure, and flow.
• Factory Automation: Collecting sensor data for controlling machinery and equipment.
• Energy Management: Monitoring parameters in energy distribution and consumption systems.
• Environmental Monitoring: Collecting data from environmental sensors.
• HVAC Systems: Monitoring environmental parameters for heating, ventilation, and air conditioning systems.