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Standard 61131-2, Edition 2

Standard for Programmable Controllers - Part 2: Equipment Requirements and Tests

UL Standard
Standard 61131-2, Edition 2 Edition Date: June 05, 2008 ANSI Approved: March 24, 2017 $484.00-$1,209.00

Revisions and Related Documents

Red Line Std. (2)

March 24, 2017 Revision
November 29, 2012 Revision
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Proposals (4)

CSDS Proposal   

CSDS Proposals

An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:

  • A revision of a single or multiple requirement(s).
  • A complete new edition of an existing Standard or Outline.
  • A new Standard or Outline that has not previously been published.

CSDS Proposals provide access to view the proposal and submit comments within UL's Collaborative Standards Development System (CSDS) appropriately.


April 09, 2021
December 16, 2016
June 01, 2012
October 05, 2005
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Other Updates (2)

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These bulletins are not used in CSDS. These are announcement and report type bulletins.

Summary of Topics (SOT)
June 20, 2008 View
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National Differences   
June 05, 2008
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Referenced Standards (0)

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Reverse Referenced Standards (31)

UL 61131-2 is referenced in the following list of UL Standards

197 10 Commercial Electric Cooking Appliances
296A 3 Standard for Waste Oil-Burning Air-Heating Appliances
307A 9 Standard for Liquid Fuel-Burning Heating Appliances for Manufactured Homes and Recreational Vehicles
307B 5 Standard for Gas-Burning Heating Appliances For Manufactured Homes and Recreational Vehicles
325 7 ANSI/CAN/UL Standard for Door, Drapery, Gate, Louver, and Window Operators and Systems
416 4 Standard for Refrigerated Medical Equipment
427 5 Standard for Refrigerating Units
458 6 Power Converters/Inverters and Power Converter/Inverter Systems for Land Vehicles and Marine Crafts
462 3 Standard for Heat Reclaimers for Gas-, Oil-, or Solid Fuel-Fired Appliances
574 8 Standard for Electric Oil Heaters
634 9 Standard for Connectors and Switches for Use with Burglar-Alarm Systems
639 8 Standard for Intrusion-Detection Units
729 6 Standard for Oil-Fired Floor Furnaces
730 5 Standard for Oil-Fired Wall Furnaces
731 6 Standard for Oil-Fired Unit Heaters
732 6 Standard for Oil-Fired Storage Tank Water Heaters
733 5 Standard for Oil-Fired Air Heaters and Oil-Fired Direct-Fired Heaters
775 3 Standard for Graphic Arts Equipment
810 6 Standard for Capacitors
834 5 Standard for Heating, Water Supply, and Power Boilers - Electric
913 8 Standard for Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, and III, Division 1, Hazardous (Classified) Locations
921 8 Standard for Commercial Dishwashers
1453 6 Standard for Electric Booster and Commercial Storage Tank Water Heaters
1815 5 Nonducted Heat Recovery Ventilators
1889 1 Standard for Commercial Filters for Cooking Oil
1951 2 Electric Plumbing Accessories
2106 2 Standard for Field Erected Boiler Assemblies
2264A 1 Outline of Investigation for Water Electrolysis Type Hydrogen Generators
60950-1 2 Information Technology Equipment - Safety - Part 1: General Requirements
61496-1 3 Safety of Machinery - Electro-Sensitive Protective Equipment - Part 1: General Requirements and Tests
61800-5-1 1 Adjustable Speed Electrical Power Drive Systems - Part 5-1: Safety Requirements - Electrical, Thermal and Energy
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