Vaisala Humicap HMW60U Guía de usuario Pagina 73

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Chapter 14 ____________________________________________________ Technical Specifications
VAISALA _______________________________________________________________________ 71
CHAPTER 14
TECHNICAL SPECIFICATIONS
Probes HMP75, HMP76 and HMP77
Measured Variables
Relative Humidity
Measurement range 0 ... 100%RH
Accuracy (including non-linearity, hysteresis and repeatability)
at +15...+25 ºC 1 % RH (0 ... 90 % RH)
1.7 % RH (90 ... 100 % RH)
at -20...+40 ºC (1.0 + 0.008 x reading) % RH
at -40 ... -20 ºC, +40 ... +180 ºC
(1.5 + 0.015 x reading) % RH
Factory calibration uncertainty
(**)
(+20 ºC)
± 0.6 % RH (0...40 % RH)
± 1.0 % RH (40...97 % RH)
(**)
Defined as ±2 standard deviation limits. Small variations possible,
see also calibration certificate.
Humidity sensors for HM70:
HUMICAP
®
180R
HUMICAP
®
180RC (chemical purge, sensor preheat)
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