The VTH856/VTH857/VTH858  is an industrial-grade, high-precision handheld instrument designed for accurate measurement of temperature and relative humidity. Powered by a 9V battery, it features an external high-precision probe for reliable readings. In addition to temperature and humidity, this can also measure dew point and wet bulb temperatures, providing comprehensive data for a wide range of applications.

Designed for versatility and ease of use, the HG970 is ideal for temperature and humidity measurement, inspection, and verification in laboratory, industrial, and engineering environments.

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Applications:

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• Automotive manufacturing

• Rail transit

• Aviation

• Biopharmaceuticals

• Gas and compressed air systems

• Electronics

• Smart agriculture

• Warehousing and logistics

• Food processing

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Specifications

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• Temperature Range: –30°C to +80°C (probe only)

• Humidity Range: 0% to 100% RH

• Dew Point Temperature Range: –30°C to +80°C

• Wet Bulb Temperature Range: –20°C to +60°C

• Temperature Accuracy: ±0.1°C (at 20°C)

• Humidity Accuracy: ±1.5% RH (at 20°C, within 20–60% RH)

• Sampling Rate: 1 reading per second

• Response Time: <10 seconds (90% response at 25°C, 1 m/s airflow)

• Interface: USB with data logging capability

• Measured Parameters: Simultaneous measurement of

  • Temperature

  • Relative humidity

  • Dew point temperature

  • Wet bulb temperature