Dry contacts connecting diagram
VT8101, VT8110, VT8101T, VT800 have the possibility to install Dry Contacts board. It is a device mounted and connected inside of master unit. Can be used together with any contacts, for example with door or window contacts, circuit breakers etc.
Allows to control 16 dry contacts.
Supplied with Dry contacts
| № | Components | Description |
|---|---|---|
| 1 | Dry contacts board | |
| 2 | BH10 cable | |
| 3 | Screw M3*5mm | |
| 4 | Relay terminal plugs |
Installation of a board
Disconnect device power cable.
| 1 | Carefully unscrew three screws holding the cover and open it. Antenna, GSM or Dry Contacts board can be already installed inside. Carefully open the box by unplugging, if necessary, any cables that are connected from top cover to bottom cover. | |
| 2 | Break 6 steel bridges in the dry contacts hole of the appliance case. Using forceps (cutter) with thin nozzles cut the thin bridges in the hole. Make sure that no burrs are left. | |
| 3 | Set up dry contacts board on 3 steel spacing sleeves inside the appliance case, attach the board with three M3 screws from supply to the sleeves. | |
| 4 | Connect "10 wire BH10 flat cable" supplied with "dry contacts" board to the connector on the board card and on the appliance motherboard. Close and fasten the cover. | |
| 5 | Check if all the cables are connected. Carefully place top cover back so that all cover wings fit in and all cutoff points match the panel holes. Then use 3 screws to close the enclosure. Check whether the burrs prevent dry contact board from being inserted into the hole, remove them if needed. | |
| 6 | Connect dry contacts to the unit using terminals. |