Hioki Memory HiLoggers are high-speed data loggers for recording multiple channels of voltage, temperature, resistance or humidity signals, some models providing complete isolation between channels and strong noise resistance. The Hioki LR8520 is a wireless and compact 1ch logger that records fungal index and growth prediction to easily prevent fungal growth.
- Compact Design: 1-channel wireless logger predicts fungal growth based on environmental conditions.
- Supported Measurement Parameters: Temperature, Humidity, Fungal Index, Growth Prediction.
- Fungal Index: Calculated from temperature and relative humidity, ranges from 0 to 200, indicating the potential for fungal growth and predicting the time until contamination.
- Growth Prediction: Based on cumulative values from the fungal index, indicates fungal growth in 5 stages using illustrations.
- Applications: Food and Grain Storage monitors environmental conditions to prevent fungal contamination, and Buildings identify conditions that promote fungal growth and optimize air conditioning settings.
- Wireless Data Capture: Built-in Bluetooth® technology allows data collection via smartphones or PCs, automatically merging data into a single file.
- Real-Time Monitoring: View waveforms and trends in real time with the Hioki LR8410-20.
- Compact Size: Portable design allows installation in tight spaces and high locations.
- Power Options: Operates on two AA alkaline batteries for approximately 20 days, with a power-saving function, and can also be powered with an AC adapter for long-term recording.
- Alarm Functionality: Built-in alarm for when measurements exceed defined limits, can connect to external buzzers or warning lights.
Functionality | [Used as standalone product (Data collected manually) ]
Windows PC or Windows tablet (CD-R with software included)
Android smartphone or Android tablet terminal
(Download app from Google Play) *Communication range varies with the performance of the computer or tablet (up to a line-of-sight distance of roughly 30 m) [Used as an input module (Real-time measurement) ] Device can be used as an LR8410 logging module to record and display data in real time and to control up to 7 units, Communication distance: 30 m |
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Number of channels | 1 temperature channel + 1 humidity channel (Humidity sensor Z2010 or Z2011 is required (sold separately)) |
Display items | Temperature, humidity, fungal index (0 to 200), growth prediction (5 levels) |
Measurable range | [Temperature] -40˚C to 80˚C, Range 100˚C f.s., Max. resolution 0.1˚C [Humidity] 0% to 100% RH, Range 100% RH f.s., Max. resolution 0.1% RH |
Measurement accuracy (using Z2010/Z2011) | [Temperature] ±0.5 ˚C (10˚C to 60˚C), If outside above temperature range: Add 0.015 ˚C/ ˚C (-40 ˚C to 10 ˚C) or 0.02˚ C/ ˚C (60 ˚C to 80 ˚C) [Humidity] ±3% RH (20˚C to 30 ˚C, 20% to 90% RH), Hysteresis: ±1% RH (Added to the humidity measurement accuracy) Environmental effects and ageing changes: add the below to the accuracy of the humidity measurement ±12% RH (10% RH ≤ humidity <30% RH) ±6% RH (30% RH ≤ humidity <40% RH) ±3% RH (40% RH ≤ humidity <90% RH) |
Other functions | Measurement value, Date, Time, Number of recorded data, Maximum value, Minimum value, Average value, Alarm, Scaling, Recording operation hold function, Erroneous operation prevention, Comment recording function, Power saving function, Authentication function, Free run |
Recording | [Capacity] 500,000 data items for each channel [Mode] Instantaneous value [Interval] 0.5 sec to 30 sec, 1 min to 60 min, 14 selections |
Power supply | ACAdapter Z2003 (100 to 240 V AC, 50 /60 Hz), AA alkaline batteries (LR6) × 2, External power 5 to 13.5 V DC (can also be supplied from USB bus power via a conversion cable) |
Continuous operating time ([Capacity] 500,000 data items for each channel) (23˚C) | 3.5 months (Recording interval of 1 min, Bluetooth® OFF), 20 days (Recording interval of 1 sec, Bluetooth® ON), 5 days (Recording interval of 0.5 sec, during real-time measurement with the LR8410) |
Dimensions and mass | 85 mm (3.35 in) W × 61 mm (2.40 in) H × 31 mm (1.22 in) D (Excluding protrusions), 95 g (3.3 oz) (Not including the battery) |
Included accessories | CD-R (Instruction Manual, Logger Utility, Wireless Logger Collector) ×1, Measurement Guide ×1, Caution for Using Radio Waves ×1, AA alkaline batteries (LR6) ×2 , Connection cable L1010 ×1 |