ZEN31 not lighting LED RGB strip

I have it connected to my hub, but no matter what I select on the device page, nothing works. The status shows the strip is on, but no lights. What am I missing?

Has it worked before, or it was just setup? I assume your other Z-Wave devices are working fine?

I can think of a few possibilities:

  1. The device is defective. Are you able to confirm that it works? A volt meter might help with this.
  2. The light strip is defective. Can it be connected directly to a 12v (or 24v?) power source to confirm it works? Is the Zen31 providing the voltage that the light strip requires?
  3. The Z-Wave signal is not getting to the device. This could be because it is too far from the hub or a repeating device, or because it is in a location that is shielding it from the signal. It could also be caused by an issue with the Z-Wave mesh. Have you had mesh issues or ghosts?
  4. There is a problem with the driver. Try a different driver (ex.: community, generic RGBW bulb driver or the stock driver) to see if it makes a difference.

There are certainly other potential causes or things to try, but I would start with those.

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New install. The light strip was connected to a controller with ir remote previously, which worked fine. The distance from the ZEN31 to Hubitat is probably 8 feet. Nothing can be too far away, as this is all in my motorhome. Other ZWave devices work fine. I haven't checked the voltage going to the light strip yet, will do tomorrow. I'm using the Zooz RGBW Dimmer (automatically selected.) I am also getting power information from the device, and it changes if the device is turned on (0.1) and off (0).

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If you haven't already done so, I would recommend contacting Zooz support (assuming your purchased it new). They are generally pretty good about helping with things like this.

@agnes.zooz may have some suggestions as well.

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I have four of these in use and have had no issues.

So the common wire of the light strip gets connected to the +12v line to the zen31 and then the RGBW terminals ground the individual color lines.

Just checking if you made that positive connection.

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Yes, I have. Only difference in the diagram is I have no switches. And I have sent Zooz a support request. Thanks.

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Might be interesting to test the switch part. I would try that myself, or try connecting two cables if I didn’t have a switch handy. Would confirm that voltage is flowing properly and eliminate the hub from the equation. Would also be interesting to see if the hub sees the status change, which I would expect it would since it sees power consumption changes.

Yeah. I don’t have the switch in any of my use cases either.

I checked the wiring from the ZEN to the lights. I was getting a reading of -13 volts. I said "WHAT!" as I quickly made sure I had the power going into the ZEN correct. I did. So, what is going on?
I had reused a pigtail that had come from an old RF RGB controller. I didn't pay much attention to the connections on the old controller, just assuming that Red is Red, Green is Green, and Blue is Blue, and the other White wire is +12. But Noooooooo. Blue is +12 and White is Blue. Luckily, I didn't do any damage. Thanks to all for the suggestions. It is now working perfectly, and much better than the previous remote.

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Nice. Glad you got it working and thanks for the update.