Wireless temperature data logger Comet U0141M, with a built-in 2G modem for 4 external Pt1000 sensors. In case of exceeding the set values, it allows sending alarm SMS and JSON messages via GPRS data connection. Measured values can be sent to the internet COMET Cloud storage. It is possible to set up regular message sending to the COMET Database program, with an adjustable sending interval. Alarms are also indicated on the device using LED, LCD, and sounds.

Recording is done into non-volatile electronic memory. Data can be transferred at any time via USB-C cable to a PC. The price of the device automatically includes a COMET calibration certificate.