# IEC 61131-2:2007

Standards · `IEC 61131-2:2007` · verification: source checked

IEC 61131-2:2007 is an international standard that specifies requirements and tests for programmable logic controllers (PLCs) and their associated peripherals, such as programming and debugging tools and human-machine interfaces. It covers functional, electrical, mechanical, environmental and construction characteristics, service conditions, safety, EMC, user programming, and tests. It is intended for equipment used to control and command machines and industrial processes.

## Specification

| Property | Value |
|---|---|
| Body | IEC |
| Reference | IEC 61131-2:2007 |
| Edition year | 2007 |
| Status | withdrawn |

## Study notes

- Third edition cancels and replaces the second edition published in 2003.
- Technical changes include correction of tests in Clause 6 and 9, changed EMC requirements in Clause 8, and new organization of Clause 11.
- Bilingual version (2012-05) corresponds to the monolingual English version published 2007-07.
- Prepared by TC 65/SC 65B, Measurement and control devices.
- ICS classifications: 25.040.40 and 35.240.50.
- Superseded by IEC 61131-2:2017.

## Sources

1. [IEC 61131-2:2007](https://webstore.iec.ch/en/publication/4551) (accessed 2026-10-25)

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