Compact, Wireless with Wide Variety of Sensors and a 4-Year Battery Life!!

Splash-Proof Compact Wireless Temperature Logger with Extended Battery Life; Select from a wide range of optional sensors to meet your measurement needs.


RTR500B Series
Channels Temperature 1ch (External)
Range -60 to 155°C
Optical, Short Range Wireless, Bluetooth 4.2 (Bluetooth Low Energy)



The RTR500B series allows you to mix and match an array of wireless radio communication loggers with various Base Units or Data Collectors to meet your needs. Logged data can be automatically sent via network or mobile communication to be saved in cloud storage or to a specified location.

The RTR502BL is a temperature data logger with an external sensor and quick response to changes in temperature. It has a large selection of optional sensors with wide measurement range (-60℃ to +155℃), which provides extra versatility to match your situation. It also features a waterproof rating of IP64 (splash proof) and an extended battery life of up to 4 years. (Battery Not Included)

Note: The RTR500B series is the new generation model of our RTR-500 series.

Compatibility Info for RTR500B and RTR-500 Series
RTR-500 Series Discontinued Models

Special Features


RTR502BL loggers have a wireless radio communication range with compatible base units of up to 150m (500ft).

Data can be transmitted from a logger to a base unit and then automatically uploaded to cloud storage or saved to a specified location. Data can also be checked on your PC screen or on site with one of our compatible data collectors.

The RTR502BL is comparatively quick to follow changes in temperature and can be used with a wide variety of sensors, making it suitable for use in logging product temperature of both liquids and solids. It is also well suited for measuring ambient temperatures inside refrigeration and freezer units. The large capacity battery (not included) reduces the risk of data loss and lessens the troubles of changing batteries.


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