Hioki 3641-20 Digital Humidity Logger
Hioki 3641-20 Digital Humidity Logger
Features :
Temperature and humidity data collection
* Wide measurement range with long life (about 5 years) humidity sensor 9680-50
* Up to 16,000 measurement data can be collected with the optional 3911-20 for processing by PC
* Special software bundled with the 3911-20 enables storing of the recording time, interval, start, end, method and comments in the instrument’s memory
* Non-volatile memory preserves collected data even when the battery is depleted
Specifications :
Measurement items : Temperature, Humidity
Input channels : 2 channels (2ch alternating measurement)
Measurement range : Temperature : -20.0 °C to 70.0 °C (when using the internal temperature sensor), -40.0 °C to 180.0 °C (when using the external temperature sensor), - 40.0 °C to 85.0 °C (when using the 9680-50 temp and humidity sensor)
Humidity : 0.0 % to 100.0 % rh (when using the 9680-50 temp and humidity sensor)
Accuracy : Temperature: ±0.5 °C (at 0.0 to 35.0 °C), or other Humidity: ±5 % rh (at 25 °C)
Data memory : 8000 data x 2ch (temperature, humidity, 60-minute intervals, total 333 days)
Recording interval : 2 to 30 seconds, 1 to 60 minutes, 14 settings
Power supply : 2 x 1.5 V, LR03 (AAA) alkaline dry cell batteries, lifetime approx. 1 year (recording interval 1 minute)
Dimensions, mass : 57 mm(2.24 in)W × 74 mm(2.91 in)H × 19.5 mm(0.77 in)D, 70 g (2.5 oz)
Accessories : HUMIDITY SENSOR 9680-50 (1), LR03 alkaline dry cell batteries (2)
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