Universal Robots e-Series Error Code C740A11: 48V voltage is outside of the allowed range: {float}

Universal Robots Robot Minor Power

Model: e-Series (UR3e/UR5e/UR10e/UR16e/UR20/UR30) | Code: C740A11

Applicable Systems
UR3 UR5 UR10 UR3e UR5e UR10e UR16e UR20 UR30

Symptoms

The 48V supply voltage is outside the allowed range. This may be due to the robot drawing too much current.

Possible Causes

  • The 48V supply voltage is outside the allowed range. This may be due to the robot drawing too much current.

Troubleshooting Steps

  1. Step 1: Adjust the robot program to reduce peak acceleration and torques,
    Check if the issue is resolved after this step
  2. Step 2: Ensure that there is no electrical short in the Control Box or robot,
    Check if the issue is resolved after this step
  3. Step 3: Conduct a complete rebooting sequence
    Check if the issue is resolved after this step
  4. Step 4: Update software,
    Check if the issue is resolved after this step
  5. Step 5: 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.

Related Universal Robots Fault Codes

Source: Universal Robots Official Error Codes Directory (https://www.universal-robots.com/manuals/EN/PDF/Shared/ErrorCodes/ErrorCodes.pdf)

Category: Robot