Fluke 971 Temperature / Humidity Meter

Overview of Fluke 971 Temperature/Humidity Meter

The Fluke 971 Temperature Humidity Meter is a portable and reliable tool designed for HVAC technicians, facility maintenance professionals, and indoor air quality specialists. It measures both temperature and humidity, helping to ensure optimal indoor air quality and comfort levels.

Key Features:

1. Temperature Measurement:

   • Measures temperature from -20°C to 60°C (-4°F to 140°F).
   • Accuracy: ±0.5°C (0°C to 45°C), ±1°C for full range.

2. Humidity Measurement:

   • Measures relative humidity from 5% to 95%.
   • Accuracy: ±2.5% RH (10% to 90% RH at 23°C).

3. Dew Point and Wet Bulb Calculations:

   • Calculates and displays dew point and wet bulb temperature for more comprehensive analysis of air quality conditions.

4. Fast Response Time:

   • Quick response and recovery times for both temperature and humidity measurements.

5. Data Hold and Min/Max Function:

   • Data hold function freezes the current reading on the display.
   • Min/Max function records and displays the minimum and maximum readings.

6. Backlit Display:

   • Large, dual LCD display with backlight for easy reading in various lighting conditions.

7. Ergonomic Design:

   • Lightweight and portable with a rugged, ergonomic design for comfortable one-handed operation.
   • Easy to carry and use in different locations.

8. Long Battery Life:

   • Powered by 4 AAA batteries, providing up to 200 hours of continuous operation.

Applications:

• HVAC System Performance:

  • Assessing the performance and efficiency of heating, ventilation, and air conditioning systems.

• Indoor Air Quality:

  • Monitoring and maintaining optimal indoor air quality in residential, commercial, and industrial environments.

• Facility Maintenance:

  • Ensuring proper environmental conditions in data centers, hospitals, laboratories, and other critical facilities.

• Comfort Level Assessment:

  • Evaluating and ensuring comfortable temperature and humidity levels in living and working spaces.

Specifications:

• Temperature Measurement:

  • Range: -20°C to 60°C (-4°F to 140°F)
  • Accuracy: ±0.5°C (0°C to 45°C), ±1°C (full range)
  • Resolution: 0.1°C (0.1°F)

• Humidity Measurement:

  • Range: 5% to 95% RH
  • Accuracy: ±2.5% RH (10% to 90% RH at 23°C)
  • Resolution: 0.1% RH

• Dew Point:

  • Calculated from measured temperature and humidity

• Wet Bulb Temperature:

  • Calculated from measured temperature and humidity

• Display:

  • Dual LCD with backlight

• Power Supply:

  • 4 AAA batteries

• Battery Life:

  • Up to 200 hours

• Weight:

  • 190 g (6.7 oz)

• Dimensions:

  • 194 mm x 60 mm x 34 mm (7.6 in x 2.4 in x 1.3 in)

Usage Tips:

1. Pre-Use Check:

   • Ensure the batteries are installed and have sufficient charge.
   • Familiarize yourself with the controls and display options.

2. Optimal Conditions:

   • For accurate humidity measurements, allow the meter to acclimate to the environment where the measurement is being taken.

3. Hold and Min/Max Functions:

   • Use the data hold function to freeze the current reading when moving the meter.
   • Use the Min/Max function to track the range of temperature and humidity readings over time.

4. Regular Calibration:

   • Periodically calibrate the device to maintain measurement accuracy.

5. Environmental Factors:

   • Be aware of factors that can affect measurements, such as direct sunlight, air currents, and proximity to heating or cooling sources.

6. Storage and Care:

   • Store the meter in a clean, dry place when not in use.
   • Avoid exposing the meter to extreme temperatures or humidity levels outside its specified range.

Package Contents:

• Fluke 971 Temperature Humidity Meter
• 4 AAA batteries
• User manual
• Carrying case

The Fluke 971 Temperature Humidity Meter is a versatile and essential tool for professionals monitoring and maintaining indoor air quality. Its accurate measurements, ease of use, and robust design make it suitable for a wide range of applications in various environments.