Probes for testo 440
V: 0 - 50 m/s
RH: 5 - 95%
P: 700 - 1100 hPa, T: ±0,5 °C (0...+70 °C); ±0,8 °C (–20...0 °C)
RH: ±3% (10 - 35%); ±2% (35 - 65%); ±3% (65 - 90%); ±5%
P: ±3,0 hPa
V: ±(0,03 m/s +4% of mv) (0 - 20 m/s); ±(0,5 m/s +5% of mv) (20,01 - 30 m/s), T: 0,1 °C
P: 0,1 hPa
V: 0,01 m/s
RH: 0,1
Product Details & Documents
Use the humidity/temperature probes (with an appropriate measuring instrument) for the reliable measurement of relative humidity and temperature. Humidity sensor is durable and traceable to international humidity standards, such as ILAC, PTB and NIST. Thus, even after years of use you can still count on measurement results that are reliable and correct.
Documents
Specifikationer
- Område:−20...+70 °C
V: 0 - 50 m/s
RH: 5 - 95%
P: 700 - 1100 hPa - Opløsning:T: 0,1 °C
P: 0,1 hPa
V: 0,01 m/s
RH: 0,1 - Beskrivelse:Hot wire probe with Bluetooth, incl. temperature and humidity sensor, for air velocity and volume flow measurement in ducts with a cross section up to 2 m ; laminar flow measurement, 780×50 mm×40 mm, diameter probe head: 9 mm
- Seq:19
- Nøjagtighed:T: ±0,5 °C (0...+70 °C); ±0,8 °C (–20...0 °C)
RH: ±3% (10 - 35%); ±2% (35 - 65%); ±3% (65 - 90%); ±5%
P: ±3,0 hPa
V: ±(0,03 m/s +4% of mv) (0 - 20 m/s); ±(0,5 m/s +5% of mv) (20,01 - 30 m/s)
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