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Hallo If all wireing is inside the house no need to ground the shield If you want to do so, ground only one side of each cable (camera side or dvr/nvr side.)

Hallo For me 100m was ok. I powered a tvd 1103 ip camera from a allied telesys switch with poe.

your guess is perfectly right. Sorry to everyone if my english is not very good.

Sorry the upper case It is a copy / paste.

BENTEL J-408-4 is a conventional fire control panel UNIPOS IFS7002-4 is a adressable fire control panel.

I hope that I don”t make a confusion There are CONVENTINAL fire control panels and ADRESSABLE fire control panel The adressable control panels are haveing loops, on the loops the detectors are adressable so when the panel goes into alarm we can precisely know wich detector initate the alarm The...

You are right, it is more helpful if you have each detector on a single zone. For me its very simple to connect the 4 det. on a single zone because the 4 det. are going to be mounted in one room divided in two by a courtain. PS: When you have a dedicated conventional fire control panel with 2...

Hallo I use DSC LC 151, dual technology pir (pir+mw), it works just fine. By the way it is an outdoor motion sensor.

Hallo I am about to design an ip cctv system and I would like an opinion about the components I use: IPC - Hikvision DS 2CD2620F-I - 36 pcs. NVR - Hikvision DS 7732NI-E4 - 2 pcs. SWITCH - Ubiquiti US-24-250W - 3 pcs. The ipc and switches will work in an industrial enviroment with 5-35 degrees...

Ok Thank you So I was not very far from the correct connecrtions.:D

Hallo I have a problem with a Honywell GD 48, and I m not sure if the connections for a 4 wire smoke detector are the right ones. I read on the internet that 2 wire smoke detectors are not compatibile with this panel. So I whant to wire 4 smoke detectors like this: The + and - from detectors to...