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The Testo 440 Humidity Kit with Bluetooth (12mm) is an essential tool for HVAC professionals, designed for precise environmental monitoring. This comprehensive kit efficiently measures humidity and temperature in a variety of settings including storage rooms, refrigeration units, work areas, and ventilation ducts. Its robust design and intuitive operation make it ideal for detailed climate analysis.
Equipped with the versatile Testo 440 air velocity and IAQ measuring instrument and a high-precision 12mm humidity/temperature probe, this kit provides accurate data for critical applications. Professionals can rely on its performance for commissioning, maintenance, and troubleshooting in HVAC systems and heat pumps.
Accurate humidity and temperature measurements are crucial for maintaining optimal indoor air quality (IAQ), ensuring occupant comfort, and optimizing HVAC system efficiency. Incorrect readings can lead to issues like mold growth, energy waste, and system malfunctions. This kit delivers the precision needed to identify and address these challenges effectively, safeguarding both assets and health.
Always allow the humidity probe to acclimatize to the environment for a few minutes before taking a reading. This ensures the most accurate and stable measurements, especially when moving between areas with significant temperature or humidity differences.
| Parameter | Value |
|---|---|
| Weight | 250 g |
| Dimensions | 154 x 65 x 32 mm |
| Operating Temperature | -20 to +50 °C |
| Storage Temperature | -20 to +50 °C |
| Battery Type | 3 x AA 1.5 V |
| Battery Life | 12 h (typically vane measurement) |
| Interface | Bluetooth®, USB |
| NTC Temperature Measuring Range | -40 to +150 °C |
| NTC Temperature Accuracy | ±0.3 °C (-25 to +74.9 °C) |
| NTC Temperature Resolution | 0.1 °C |
| Parameter | Value |
|---|---|
| Weight | 165 g |
| Dimensions | 290 x 50 x 40 mm |
| Operating Temperature | -5 to +50 °C |
| Storage Temperature | -20 to +60 °C |
| Battery Type | 4 x AA batteries |
| Battery Life | 140 h |
| Data Transfer | Bluetooth® |
| Probe Shaft Diameter | 12 mm |
| Probe Shaft Length | 140 mm |
| NTC Temperature Measuring Range | -20 to +70 °C |
| NTC Temperature Accuracy | ±0.5 °C |
| NTC Temperature Resolution | 0.1 °C |
| Humidity Measuring Range | 0 to 100 %rH |
| Humidity Accuracy | ±2 %rH (5 to 90 %rH) |
| Humidity Resolution | 0.1 %rH |
| Humidity Long-term Stability | ±1 %RH / year |
Enhance your measurement capabilities by pairing the Testo 440 Humidity Kit with additional Testo accessories such as Testo CO₂ Probes, Testo Turbulence Probes, or Testo Lux Probes to cover a wider range of IAQ parameters.
Ensure optimal indoor air quality and HVAC system performance with the Testo 440 Humidity Kit. Invest in precise measurement for superior results and professional reliability. Order yours today!
Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
US$40
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