The Ness Universal Transmitter is a 9V battery operated one way radio transmitter with reed switch, an external input and vibration analyser built-in. The external input can be used to take inputs from normally closed reed switches or emergency buttons.
This allows the connection of any type of N.C. switch or button to trigger an alarm signal. the external input can also be used to connect Nessensorâ„¢ vibration sensors for completely wireless vibration sensing with sensitivity adjustment.