Pro-face RHAA113: Communication system assertion

Pro-face HMI Critical Communication

Model: GP4000/SP5000 Series | Code: RHAA113

Applicable Systems
GP4000 Series

Symptoms

  • GP-Pro EX display unit shows error RHAA113: Communication system assertion.

Possible Causes

  • The device set up in the project is incorrect; inside the brackets is the error content.

Troubleshooting Steps

  1. Step 1: Check the device set up in the project.
    Communication restored and error cleared

How to Reset

Repower or reset the display unit after correcting the root cause.

Related Pro-face Fault Codes

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Source: Pro-face GP-Pro EX Maintenance/Troubleshooting Manual, T.7.1 Common Display errors (proface.tech/otasuke official)

Category: HMI