Multi-Temperature SMS Alert Controller

GSMS-THR-ST is a standalone gsm house alarm system sending sms alarm on  temperature alert.
It is built with AC/DC power adaptor and rechargeable battery for non-stop operation.

[detail]
It is a gsm sms alarm device with 2 x temperature sensors.
It sends sms temperature alarm message to mobile phone on temperature alert.

Overview:
- Keep track of temperature & humidity
- SMS temperature & humidity alert
- Alert users when temperature is on high/low levels
- Relay switching On/Off other equipments
- Internal AC/DC power adaptor with battery backup

* Built-in GSM SMS module
* External 2 x  Temperature Sensors
* Schedule Report of temperature via SMS
* Low or High alert levels programmable by user
* 8 x alarm inputs
* 3 x relay outputs
* AC power loss alert
* Setup by SMS remotely
* Setup by PC Software via RS232 locally
* Quad Band GSM optional