Recent content by RedGlobe

Yeah, you are right! Ok, then i'll use a 5 or 12v relay and i'll configure a NC contact on the nvr, so when will not be powerd the contact will be NO and alarm should be send! Thanks for the clarifications :)

No i can't follow this way. I've thinked to use a relay, that should be the easiest solution, but i imagine that powering the coil of the relay h24 7/7 will blow after some months maybe?

My NVR is DS-7608NXI-K2. But i cannot found anything specific about alarm ingress. Where can i find more specs?

Hello, i've powered my nvr and my cams with an UPS, so they can still working while missing electrical power. I would like to be notified when power is missing. On the back of my nvr there are 4 input "ports" and I've thinked to connect the output of a simple power adapter (maybe 5 or 12v), of...