The RTR-501 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

Internal Temperature Sensor

ºF/ºC Temperature Readout

-40º to 176ºF (-40º to 80ºC)

Accurate to within ±0.5ºC (±1.0ºF)

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".