Grundfos CIM 500

Related information
A.1. W
ebserver configuration
6.1.7 LED1 is pulsing red, 0.3 Hz
Cause Remedy
The connection to the master is lost. • Check the cables.
•
Check that the master is running.
6.1.8 LED1 is permanently red and green at the same time
Cause Remedy
Error in firmware download. • Use the webserver to download the firmware again.
Related information
A.1. W
ebserver configuration
6.1.9 LED2 is permanently red and green at the same time
Cause Remedy
Memory fault. • Replace the module.
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