The RTR-502 is a compact and durable data loggers featuring waterproof and dustproof construction. 
 
*For Recording and Monitoring Temperature and Humidity in Factories and Buildings

*For Temperature and Humidity Management in Blood and Pharmaceutical Storage at Hospitals

*For Temperature Management of Refrigerated and Frozen Goods at Supermarkets and Convenience Stores
 
1 Temperature channel
External Temperature Sensor (TR-5601)
ºF/ºC Temperature Readout
-76º to 311ºF (-80º to 155ºC)
Accuracy:Avg±0.3°C
(-20 to 80°C) 
Avg±0.5°C
(-40 to -20°C / 80 to 110°C)
Avg±1.0°C
(-60 to -40°C / 110 to 155°C)
Displays with 0.1º Resolution
Record starting at 1 second and go to every 30 seconds or 1 Minutes up to every 60 Minutes.
Up to 16,000 Readings*
Lithium Battery (LS14250 (SAFT)) x 1 [Included]
About 500ft (150m) Unobstructed Wireless Range
 
 
Record for a select period of time or use the Endless Mode** to keep your readings up to date by overwriting the old data with the new incoming data.
 
*Reading amount can vary based on frequency of readings taken.

**When using RTR-500GSM, RTR-500NW or RTR-500AW as a Base Unit, only “Endless” can be selected. 

** When using an RTR-500 as a Base Unit, possible to select from either “Endless” or “One-time".