AI531

ABB

AI-generated · verify with manufacturerLast reviewed 2026-09-29

Overview

The AI531 is an automation component from ABB. Extended Product Type AI531.

Application & Technical Notes

As an automation component, the AI531 is intended for deployment in panel-based control cabinets and machine enclosures where the ABB product portfolio equipment is installed. It performs a defined automation function within the control system and is selected to match the installed ABB platform.

Key published characteristics include a 24 V DC rating. These values should be confirmed against the current manufacturer datasheet before final selection, as options and suffixes vary by configuration.

Maintenance & Diagnostics

Inspect terminals and connectors for corrosion or looseness, and confirm the module seats correctly in its carrier. Always de-energise the circuit and follow lock-out/tag-out before handling; refer to the official instruction bulletin for service procedures.

Sourcing & Procurement

When sourcing the AI531, distinguish three supply tiers: (1) genuine ABB stock from an authorised distributor; (2) compatible equivalents or surplus/NOS (new-old-stock) from third parties; (3) alternative parts offering equivalent function. Genuine supply carries the full warranty and traceability; compatible or alternative items may be cheaper but should be validated for form, fit, firmware and certification before use in a live system. PLCXpert publishes this page as an independent reference and does not sell the part — verify every claim with the manufacturer or your distributor.

Confirm mechanical and electrical compatibility with your ABB product portfolio installation and the intended function. Lead times and pricing vary by region and lifecycle status; obtain a current quote from an authorised channel rather than relying on stale listings.

Check live stock, lead time and request a quote for AI531 (opens in a new tab)

Frequently Asked Questions

What is the AI531?

The AI531 is an automation component from ABB. It belongs to ABB's automation product portfolio.

What are the key technical ratings of the AI531?

Its published highlights include 24 V DC. Full electrical, mechanical and environmental limits are listed in the manufacturer datasheet and should be confirmed for your exact suffix.

How is the AI531 mounted or installed?

Installation follows the standard ABB product portfolio mounting practice for this device class; refer to the installation manual for exact dimensions and torque.

Is the AI531 compatible with my controller?

It belongs to ABB's automation product portfolio. Confirm the specific rack, firmware revision, slot rules and configuration with the controller documentation before purchase, as compatibility depends on the exact system build.

What should I check before buying the AI531?

Verify the genuine part number and suffix, confirm it matches your platform and ratings, check the current lifecycle/availability status, and buy from an authorised distributor. PLCXpert provides this reference only and does not sell the component.

Specifications

ABB Analog input module. 8 AI: U, I, RTD, R, TC, DI

Dimensions

Note	Product Net Weight 0.128 kg Product Net Depth / 62 mm Length Product Net Height 76 mm Product Net Width 67.5 mm Gross Weight 0.153 kg Package Level 1 Depth / 84 mm Length Package Level 1 Height 72 mm Package Level 1 Width 71 mm Package Level 1 Units 1 carton Certificates and Declarations Declaration of 3ADR980140 Conformity - CE REACH Date 20241206 REACH Declaration 3ADR980139 REACH Information True - contains substances > 0.1 mass percentage RoHS Date 2009 RoHS Information 3ADR980140 RoHS Status Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019 Technical Function 8 AI: U, I, RTD, R, TC, DI Number of Analog 0 Configurable I/Os Analog Inputs 8 Input Signal U, I, RTD, R, TC, DI Resolution Analog Input 16 bit Degree of Protection Housing IP20 Supply Voltage 24 V DC Operation 0 ... +60 °C Storage -40 ... +70 °C Ambient Air Temperature Additional Information Product Main Type AI531 Product Name Distributed Automation I/Os External Classifications and Standards eClass 27-24-22-02 ETIM 8 EC001420 - PLC analogue I/O-module ETIM 9 EC001420 - PLC analogue I/O-module ETIM 10 EC001420 - PLC analogue I/O-module UNSPSC 32151705

Note

Product Net Weight 0.128 kg Product Net Depth / 62 mm Length Product Net Height 76 mm Product Net Width 67.5 mm Gross Weight 0.153 kg Package Level 1 Depth / 84 mm Length Package Level 1 Height 72 mm Package Level 1 Width 71 mm Package Level 1 Units 1 carton Certificates and Declarations Declaration of 3ADR980140 Conformity - CE REACH Date 20241206 REACH Declaration 3ADR980139 REACH Information True - contains substances > 0.1 mass percentage RoHS Date 2009 RoHS Information 3ADR980140 RoHS Status Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019 Technical Function 8 AI: U, I, RTD, R, TC, DI Number of Analog 0 Configurable I/Os Analog Inputs 8 Input Signal U, I, RTD, R, TC, DI Resolution Analog Input 16 bit Degree of Protection Housing IP20 Supply Voltage 24 V DC Operation 0 ... +60 °C Storage -40 ... +70 °C Ambient Air Temperature Additional Information Product Main Type AI531 Product Name Distributed Automation I/Os External Classifications and Standards eClass 27-24-22-02 ETIM 8 EC001420 - PLC analogue I/O-module ETIM 9 EC001420 - PLC analogue I/O-module ETIM 10 EC001420 - PLC analogue I/O-module UNSPSC 32151705

Reproduced from the manufacturer's published data. Values marked "Not available" are absent from the source document.