HCJYET HT-8500 Environment Meter 5 in 1 (Sound Level Meter, Illuminance Meter, Anemometer, Thermometer, and Hygrometer) | Alat ukur Kelembapan, Suhu, Kecepatan Udara, Cahaya & Suara

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This is a multi-functional environmental measuring instrument, which includes: sound level meter, light meter, anemometer, thermometer, and hygrometer.
This is a 5-in-1 handheld multi-function device that is widely used in environmental monitoring, health and safety testing, industrial sites, laboratories, construction sites, factories, offices, transportation, schools, and more.


Conditions of Use:
* Altitude below 2000 meters
* Relative humidity: ≤90%RH (non-condensing)
* Operating temperature: -20~60°C
* Storage temperature: -40~60°C


Maintenance and Cleaning:
* Avoid letting water or foreign matter enter the sensor. Do not use the instrument improperly.
* If the device is dirty, use a soft cloth and neutral detergent for cleaning. Do not use solvents.


CE Marking:
* Meets European CE safety standards


Specifications:
General Specifications:
* Auto Power Off: Automatically shuts down if no button is pressed within 15 minutes
* Power Supply: 9V battery, 006P or NEDA1604, or IEC6F22
* Battery Life: Approx. 30 hours
* Operating Temperature: -20°C60°C, 10%RH90%RH (non-condensing)
* Storage Temperature: -40°C60°C, 10%RH75%RH
* Dimensions: 258 (L) × 66 (W) × 33 (H) mm
* Weight: 568g


SOUND LEVEL METER
* Standard: IEC61672-1 CLASS2
* Accuracy: ±2.5dB
* Display: 4 digits
* Resolution: 0.1dB
* Frequency Range: 31.5Hz~8kHz
* Measuring Range: Auto: 35dB~130dB
* Frequency Weighting: dBA
* Microphone: 1/2 inch electret condenser microphone


Light Meter (Illuminance Meter)
* Measuring Range: 0 Lux200k Lux, 0Fc20kFc
* Spectral Response: CIE photopic curve (CIE Human Eye Sensitivity Curve)
* Color Correction Factor: CIE V(λ) correction ≤6%
* Uniformity: f2 ≤2%
* Cosine Correction: f1’ ≤3%
* Accuracy:
- ±4% rdg±0.5%f.s. (≤10,000Lux)
- ±5% rdg±10dgt (≤100,000Lux)
* Sensor Type: Silicon photodiode with filter


Anemometer (Wind Speed Meter)
* Measuring Range: 0.3m/s~45.0m/s
* Accuracy: ±(3.0%rdg + 0.3)
* Units:
- m/s (meters/second)
- km/h (kilometers/hour)
- ft/min (feet/minute)
- knots (nautical miles/hour)
- mph (miles/hour)


Thermometer (Temperature Sensor)
* Measuring Range: -4070°C (-40158°F)
* Accuracy: ±2.0°C / ±3.6°F
* Units: °C / °F
* Resolution: 0.1


Hygrometer (Humidity Sensor)
* Measuring Range: 10~95%RH
* Accuracy: ±5%RH
* Resolution: 0.1
* Sampling Rate: 1 time/second
* MAX Value Hold: MAX
* MIN Value Hold: MIN
* Hold Function: HOLD


Panel Description:
1. Windshield (microphone cover)
2. Probe
3. LCD Display Screen
4. Temperature/Humidity function selection button
5. Backlight button
6. System function switch
7. Light meter function and wind speed switch
8. Sound level meter function switch
9. MAX value hold button
10. MIN value hold button
11. HOLD (freeze value) button
12. Power switch
13. Light meter sensor
14. Wind speed measurement fan
15. Temperature/Humidity measurement sensor
16. Tripod screw hole
17. Battery compartment


LCD Description:
1. Temperature and humidity values
2. Wind speed values
3. Temperature unit symbol
4. Humidity unit symbol
5. Wind speed unit symbol
6. Sound level value and unit dBA
7. Light intensity value
8. MAX, MIN, HOLD indicators
9. Battery indicator
10. Auto power-off symbol