Features:

• HUMIDITY LOGGER LR5001
• Easily mount the light-weight, pocket-sized loggers in tight spaces
• Easy-to-see dual display
• Transfer data to PC even during recording
• Replace batteries while recording (30 second limit) (*1)
• 7 times the memory capacity than predecessor (Record 60,000 data per channel)
• Record without missing fluctuations in STAT mode
• Measurement data is preserved even after the battery dies
• Worry-free backup preserves recorded data even if a new measurement is started by mistake

Specifications:

• Accuracy guaranteed: 1 year, Accuracy guarantee period after adjustment made by Hioki: 1 year
• 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
• Basic accuracy: Temperature: ±0.5 °C (main unit + sensor accuracy, at 0.0 to 35.0 °C), Humidity: ±5 % rh (main unit + temperature / humidity sensor LR950x combination, at 20 to 30 °C / 10 to 50 % rh) Note: Basic accuracy is typical value, refer to the detailed catalog
• 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
• Recording methods: One-time recording: Stop recording when the memory capacity is full; Endless recording: Continue recording even when the memory capacity is full (old data is overwritten); Start: Logger button operation or scheduled time; Stop: Logger button operation or scheduled time, or auto-stop when the memory capacity is full (at one-time recording)
• 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, Battery life: Approx. 3 months (Instantaneous recording, with 1-minute interval and auto power saving, at 20 °C), Approx. 20 days (Instantaneous recording, with 1-second interval at 20 °C)
• Dimensions and mass: 79 mm (3.11 in) W × 57 mm (2.246 in) H × 28 mm (1.10 in) D, 105 g (3.7 oz)
• Accessories: LR6 (AA) Alkaline battery (built-in internal) × 1, Humidity Sensor LR9504 × 1, Instruction manual × 1, Operation guide × 1, Kickstand × 1

Hioki compact 1 or 2-channel data loggers feature a 60,000 data set/channel memory to measure temperature, humidity, voltage or instrumentation signals. The LR5001 logs temperature and humidity over 2 channels in as fast as 1 second intervals.

The new Hioki compact data logger series easily records temperature, voltage, current, and instrumentation signals over long periods. Carried over from its highly reputed predecessor, this series includes features and functions such as 7 times the recording capacity of former models, data import during recording, continuous measurement even during battery replacement, and intuitive PC software. Flexible and easy-to-use at single and multiple locations, the new HIOKI compact data logger series is ideal for any application that requires simple set-up but long-term, reliable recording capabilities.