Error codes

Type the code from the teach pendant, or words from the message. Each directory is grouped the way the maker prints it: by robot generation, then by section.

740 codes from Universal Robots · page 4 of 19

C273A66 · Disagreement on linear velocity

Universal Robots · e-Series and Later Models

C273 Cross monitoringCause given

C273A67 · Disagreement on angular velocity

Universal Robots · e-Series and Later Models

C273 Cross monitoringCause given

C273A68 · Disagreement on scanner monitoring case for scanner {unsigned}

Universal Robots · e-Series and Later Models

C273 Cross monitoringCause given

C273A69 · Disagreement on raw current

Universal Robots · e-Series and Later Models

C273 Cross monitoringCause given

C274A1 · Fan is not running

Universal Robots · e-Series and Later Models

C274 Control box fan errorCause given

C274A2 · Monitoring data timed out

Universal Robots · e-Series and Later Models

C274 Control box fan errorCause given

C275A12 · Attempted to update brakepin state machine before it was initialized.

Universal Robots · e-Series and Later Models

C275 Brake PinCause given

C276A0 · Critical error

Universal Robots · e-Series and Later Models

C276 UartCause given

C277A1 · Failed to allocate memory

Universal Robots · e-Series and Later Models

C277 MemoryCause given

C278A0 · Critical error

Universal Robots · e-Series and Later Models

C278 ServoCause given

C278A18 · The version of the received control message is not supported. Version received: {unsigned}

Universal Robots · e-Series and Later Models

C278 ServoCause given

C278A20 · The control-mode state {unsigned} in the received control message is not supported.

Universal Robots · e-Series and Later Models

C278 ServoCause given

C279A0 · Critical error

Universal Robots · e-Series and Later Models

C279 FlashCause given

C279A38 · Timed out waiting for system voltage to reach {float}V

Universal Robots · e-Series and Later Models

C279 FlashCause given

C280A0 · Critical error

Universal Robots · e-Series and Later Models

C280 Real-time error

C281A0 · Critical error

Universal Robots · e-Series and Later Models

C281 Robot State MachineCause given

C281A3 · {deviceName} joint entered the Fault State

Universal Robots · e-Series and Later Models

C281 Robot State Machine

C281A4 · {deviceName} joint entered the Violation State

Universal Robots · e-Series and Later Models

C281 Robot State Machine

C281A7 · Teach Pendant entered the Fault State

Universal Robots · e-Series and Later Models

C281 Robot State Machine

C281A8 · Teach Pendant entered the Violation State

Universal Robots · e-Series and Later Models

C281 Robot State Machine

C281A9 · {deviceName} joint moved too far before robot entered RUNNING State

Universal Robots · e-Series and Later Models

C281 Robot State MachineCause given

C281A14 · IMMI entered the Fault State

Universal Robots · e-Series and Later Models

C281 Robot State Machine

C281A15 · IMMI entered the Violation State

Universal Robots · e-Series and Later Models

C281 Robot State Machine

C281A16 · {deviceName} joint did not reach correct state before timeout was exceeded

Universal Robots · e-Series and Later Models

C281 Robot State MachineCause given

C281A17 · {deviceName} joint entered the Brake Failure State

Universal Robots · e-Series and Later Models

C281 Robot State MachineCause given

C281A18 · Not all joints reached parking within the expected time of {unsigned} ms

Universal Robots · e-Series and Later Models

C281 Robot State MachineCause given

C281A20 · {deviceName} joint entered the Critical Fault State

Universal Robots · e-Series and Later Models

C281 Robot State Machine

C281A21 · Tool entered the Fault State

Universal Robots · e-Series and Later Models

C281 Robot State MachineCause given

C283A0 · Critical error

Universal Robots · e-Series and Later Models

C283 Safety system

C283A1 · Robot is not braking when in Stop Mode

Universal Robots · e-Series and Later Models

C283 Safety system

C283A2 · Robot is moving when in Stop Mode

Universal Robots · e-Series and Later Models

C283 Safety system

C283A3 · Power not removed from the motors while in Emergency Stop

Universal Robots · e-Series and Later Models

C283 Safety system

C283A4 · Failed to power on the Robot Arm

Universal Robots · e-Series and Later Models

C283 Safety system

C283A5 · Invalid pin-configuration received: {hex}

Universal Robots · e-Series and Later Models

C283 Safety system

C283A6 · Trying to reassign pin configuration with configuration {hex}

Universal Robots · e-Series and Later Models

C283 Safety system

C283A7 · {deviceName} joint exceeded the speed limit of the safety settings

Universal Robots · e-Series and Later Models

C283 Safety system

C283A8 · The System Emergency Stop Output is not active

Universal Robots · e-Series and Later Models

C283 Safety systemCause given

C283A9 · System Emergency Stop Output disagreement within the safety system

Universal Robots · e-Series and Later Models

C283 Safety systemCause given

C283A10 · Robot Emergency Stop Input disagreement within the safety system

Universal Robots · e-Series and Later Models

C283 Safety systemCause given

C283A11 · System Emergency Stop Input disagreement within the safety system

Universal Robots · e-Series and Later Models

C283 Safety systemCause given

Universal Robots C273A66

Disagreement on linear velocity

What to do: p. 80 of Universal Robots’s directoryAll Universal Robots codes

MakerUniversal Robots

Applies toe-Series and Later Models

SectionC273 Cross monitoring

Page80

Cause, as the directory gives them

• A critical disagreement occurred within the safety system

From Universal Robots’s own error code directory. The steps to fix it are the maker’s and are on the page linked above, not copied here.