Net 3 Gateway - Voltage over DMX Concerns

I am using a Net 3 Gateway to send DMX signal out of all 4 ports to 4 individual trusses. Each port is a unique Universe. At the beginning of the signal path is a Wired ColorSource Relay for power control. Recently we have went through 8 different Relays as they will work momentarily and then will eventually stop. Once they are non responsive we are not able to bring them back and they seemed fried.

In the midst of this issue we have been having flickering issues with some of our LED light fixtures that are after the failing Relays.

We have a hunch that the Gateway running off of POE may be an issue and will be trying an external power supply, but wanted to see if anyone had other thoughts of what could be causing these issues. 

  • Hi there, 

    If the Gsteway is powered by PoE, is there an extra grounding cable connected to the grounding point on the Gateway and going to a grounding connection point in the buildimg? 

    Are the trusses where the CS Relays hanging correctly grounded with a separate grounding cable? 

    How are the CS Relays powered? Via direct power/constant current/relay, or via a Dimmer module in Switched Mode? 

    If via a dimmer module, what make/model? 

    What happens to the CS Relays after they stop working? Do they start working later again? Have they been sent in for repair? 

    What Firmware are they running? 

    Is RDM deactivated on all those ports to test? 

    Does the DMX run out of the Net3 Gateway pass thru other devices like splitters?

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