Hioki LR5001 Pocket-sized Humidity Logger, 2 ch temperature / humidity, - 40 °C to 85 °C +/- 0.5°C, 0 to 100 %rh +/-5%rh, 15 recording intervals starting from 1s, 60000 data × 2ch memory, battery operation, IP54

• Measurement items Temperature 1 ch and Humidity 1 ch (Requires included or optional humidity sensor)
• Measurement range Temperature: -40.0°C to 85.0°C, Humidity: 0 to 100% RH at sensor environment
• Storage capacity Instantaneous value mode: 60,000 data/ch, Statistical value mode: 15,000 data/ch
• Recording interval 1 to 30 sec., 1 to 60 min., 15 selections
• Recording modes Instantaneous recording: at every recording interval / Statistical value recording: Measure at one second intervals, and record the instantaneous, maximum, minimum, and average values within every recording interval
• Other functions Always backs up last recorded data; backs up recorded data and setting conditions when battery power is low. Note: After batteries are replaced within 30 seconds, recording resumes automatically (Recording is interrupted during battery replacement)
• Waterproof and dust-proof IP54 (EN60529) (with sensor connected, but not including sensor tip)
• Interfaces Infrared optical communications with LR5091, LR5092-20
• Power supply LR6 (AA) Alkaline battery × 1

More detailed specifications and dimensions of available models are specified in data sheet. Detalii