Applicable Systems
UR3
UR5
UR10
UR3e
UR5e
UR10e
UR16e
UR20
UR30
Symptoms
An OSSD pulse was detected on the safety output readback, but was not generated by the hardware
Possible Causes
- An OSSD pulse was detected on the safety output readback, but was not generated by the hardware
Troubleshooting Steps
- Step 1: Verify safety output is not connected to ground or another safety output,
Check if the issue is resolved after this step - Step 2: Update software,
Check if the issue is resolved after this step - Step 3: Contact your local Universal Robots service provider for assistance
Check if the issue is resolved after this step
How to Reset
Power cycle the robot controller and perform a complete reboot sequence. If the error persists, update the software to the latest version.
Source: Universal Robots Official Error Codes Directory (https://www.universal-robots.com/manuals/EN/PDF/Shared/ErrorCodes/ErrorCodes.pdf)
Category: Robot