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Safety Questions

Question Asked:

Hi, can the emergency stop be used for lock out point (controlled entry) to enter a machine cell for short term activity like cleaning, changing a weld rod, etc. Does any standard restrict such use of lock out point from ANSI/CSA, ISO standard.

3 Answers

  • = Company Profile
  • = Answered Questions

Roberta Nelson Shea - Global Technical Compliance Officer
Universal Robots A/S
rns [at] universal-robots [dot] com

The emergency stop device is not an energy isolating device.

Miranda Woods - Marketing Event Coordinator
TUV Rheinland
mwoods [at] us [dot] tuv.com
(847) 208-4328

Hello! Thank you for submitting a question to RIA. Our experts at TUV Rheinland would love to assist you. Would you like to set up a call? If so, please reply with your contact info and I will set you up with one of our experts! Thank you!

James Norton - President
JHN Group
jamesnorton [at] jhngroup [dot] com
(617) 448-9649

See Ansi/assp Z244.1-2016 - The Control of Hazardous Energy Lockout "Control of Hazardous Energy Lockout/Tagout and Alternative Methods" Lockout/tagout is the primary method of hazardous energy control. When the tasks specified are routine, repetitive, and integral to the production process, or traditional lockout/tagout prohibits the completion of those tasks, alternative methods of control that are based on risk assessment (5.4.1) and that provide effective personal protection shall be used. The key is "BASSED ON RISK ASSESSMENT (DOCUMENTED) and PROVIDE EFFECTIVE PERSONAL PROTECTION SHALL BE USED

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