The RT300 module is a stand-alone system designed to give remote monitoring of up to 4 temperature sensors and 2 digital status inputs - door/fridge/gate alarms etc
Prices quoted are with temperature sensors fitted to 2m crop probes. Temperature sensors are available on a length of wire where 'building temperature sensing' is required.
What does it do? - The system will send SMS text reports to your mobile phone, these are store temperature(s), alarm situations including power failure and system status. It can report to a maximum of four phones, to ensure data is received plus one of the numbers could be a PC fitted with a GSM modem for automatic data logging.
The unit comes complete with an aerial, plug in 230v mains power unit c/w mains failure battery back up.
A sim card will need to be purchased & we recommend a "Pay As You Go" card as many of these have special offers with regard to text messaging.