Grundfos CIU 501 - Ethernet LED on CIM;CIU 500 (Left) 20 MAC

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20
15. Ethernet LED on CIM/CIU 500 (left)
LED status Location Description
Flashing red No connection to GRM.
Flashing green
Startup period of 120 seconds. The CIM
500 initiates communication with GRM.
Permanently green Connection to GRM established.
Flashing green
... ... ... ...
(3-second intervals)
Data transmitting to GRM server.