Advent Controls Twin Output GSM Relay Board for Roller Shutters and Garage Doors Remote Control

Michael takes a look at the Advent Controls Twin Output GSM Relay Board available from http://www.adventcontrols.co.uk/gsm-roller-shutter-remote.html

The unique features of this board are the alternating relay outputs and active whilst ringing relay control which allows operation of 'deadman' open and close inputs. The board is an ideal replacement for a roller shutter remote controls which can be difficult to add and remove from the system. With Advent Controls board adding and removal of user numbers can be done by one of several master numbers off-site.

Видео Advent Controls Twin Output GSM Relay Board for Roller Shutters and Garage Doors Remote Control канала Michael Beaver