OnRobot HEX-E QC - 2.5. PLd CAT3 Safety Function

OnRobot A/S have identified the potential hazards listed below as significant hazards that
must be considered by the integrator:
•
Objects flying from OnRobot tools due to loss of grip
•
Objects falling down from OnRobot tools due to loss of grip
•
Injuries due to collisions between humans and workpieces, OnRobot tools tooling, robot
or other obstacles
•
Consequences due to loosen of bolts
•
Consequences if OnRobot tools cable gets stuck to something
•
Workpiece itself represents a hazard
2.4. Environmental Safety
OnRobot A/S products must be disposed of in accordance with the applicable national laws,
regulations and standards.
The product is produced with restricted use of hazardous substances to protect the
environment; as
defined by the EU RoHS Directive 2011/65/EU. These substances include
mercury, cadmium, lead, chromium VI, polybrominated biphenyls and polybrominated
diphenyl ethers.
Observe national registration requirements for importers according to EU WEEE Directive
2012/19/EU.
2.5. PLd CAT3 Safety Function
A safety-rated function has been designed as two buttons at the two arms of the product,
conforming to ISO 13849-1 PLd CAT3.
This Safety Function has a max response time of 100 ms and a MTTF of 2883 years.
The behavior of the safety system is described below:
If something activates the two Safety Buttons, see picture below, the safety control system
stops motion of the two arms of the product. Motion is then prevented as long as one or both
of the two buttons are activated.
SAFETY
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