ABBAX521

AX521

I/O ModulesStandard I/O Modules1SAP250100R0001

Analog input/output module. 4 AI: U, I, RTD. 4 AO: U, I (AX521)

Overview

Description

AX521: S500 Analog input/output module. 4 AI: U, I, RTD. 4 AO: U, I. 1-wire. The ABB AX521 is a high-performance analog input/output module designed for precise process measurement and control in industrial automation applications. It features four analog input channels supporting voltage, current, and RTD signals, along with four analog output channels for voltage and current control. The module enables reliable data acquisition and accurate control of connected field devices, ensuring efficient process monitoring and operational performance.

Key Benefits

  • 4 analog input channels for voltage, current, and RTD signals
  • 4 analog output channels for voltage and current signals
  • Supports accurate measurement of process variables
  • Enables precise control of field devices
  • Designed for industrial automation and process control applications

Specifications

Product Type
AX521
Product Name
Distributed Automation I/Os
Dimensions
Weight: 0.129 kg Length: 62 mm Height: 76 mm Width: 67.5 mm Gross Weight: 0.153 kg

Variant

Function
4 AI: U, I, RTD. 4 AO: U, I
Number of Analog Configurable I/Os
0
Analog Inputs
4
Input Signal
U, I, RTD, DI
Analog Outputs
4
Output Signal
U, I
Resolution
Analog Input 13 bit Analog Output 13 bit
Degree of Protection
Housing IP20
eClass
27-24-22-02

Technical document