Title: 32 Pumper modbuss teknisk data.pdf.pdf
Contact the nearest Grundfos company.Check that the rotary switch SW1 is set to 1. Check that Modbus TCP IP address configuration is correct. See section 3. Modbus TCP configuration on page 53.Use the webserver to download the firmware again.Replace CIM 500.RemedyReplace CIU 500.Check the cable connection between the Grundfos product and CIU 500.Check the cable connection between the Grundfos product and CIU 500.Check that the individual conductors have been fitted correctly, for example not reversed.Check that the individual conductors have been fitted correctly, for example not reversed.Check the power supply to the Grundfos product.Check the power supply to the Grundfos product.Contact the nearest Grundfos company.Check that the rotary switch SW1 is set to 1. Check that Modbus TCP IP address configuration is correct. See section 3. Modbus TCP configuration on page 53.Use the webserver to download the firmware again.Replace CIM 500.