The RTR-503 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 and Humidity Sensor (TR-3310)

ºF/ºC Temperature Readout

RH% Readout

32 to 131 ºF (0 to 55 °C) 10 to 95% RH Displays with 0.1º Resolution

Accuracy Avg±0.3°C ±5%RH
(at 25°C and 50%RH)

Record starting at 1 second and go to every 30 seconds or 1 Minutes up to every 60 Minutes.

Up to 8,000 Readings (One reading is a set of data which includes Temperature and Humidity measurements)*

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".