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error Ketotek

Error Code Er

Error during parameter saving or system check upon initialization.

? What Causes This

Malfunction in setting parameters or internal error at startup.

How to Fix It

  1. Reset the device by pressing any key after seeing 'Er' on screen to restore default settings.
  2. Reconfigure with correct parameters if needed.

This error code appears in:

Ketotek STC-1000 Temperature Controller