S520 GSM data logger was designed to monitor temperature & humidity with capability to send alarming message to phone numbers set up by customers when temperature data is out of pre-definded limits; and will send good message when data is back within pre-defined limits. In addition,customer can get real-time data message by calling phone number in the logger. This series use original sensor is imported from America or Switzerland, has high accuracy and stability. The user can also calibrate the instrument by deviation.
- Message alarm if user-defined max/min values exceed.
- Obtain real-time data by dialing a user’s phone.
- Device will send GSM alarm to user’s mobilephone when it’s power off.
- Built-in sound & Light alarm ,Temp and Humidity Limits Setting; LED Light Flash When Limits are Exceeded.
- External power with 9V battery power supply ensure data integrity.
- Frequency range of GSM850/900/1800/1900MHz.
- Large LCD diaplay temperature enable to store data and time simultaneously.
- Download collected data through USB interface.
- Max and Min display function.