Vaisala HUMICAP HMP140A Guide de l'utilisateur télécharger pdf (Page 16)

HMP140A SERIES

Operating Manual U175en-1.5

12 1999-12-08

6. TECHNICAL DATA

6.1 Relative humidity

Measurement range 0...100 %RH

Accuracy (including non-linearity and repeatibility)

when calibrated against salt solutions (ASTM E104-85):

0...90 %RH +2 %RH

90...100 %RH +3 %RH

Temperature dependence:

1.5

0.5

-0.5

-1

-1.5

-2

dRH (%RH)

-20

-10

0102030

T (°C)

Response time (90%) 15 s at +20 °C in still air (with sintered filter)

Maximum error between

the display and the outputs 0.2 %RH

Humidity sensor HUMICAP



180

6.2 Temperature

Measurement range -20...+60 °C

Typical accuracy at:

+20 °C +0.2 °C

-10...+40 °C +0.3 °C

-20...+60 °C +0.4 °C

Temperature sensor Pt 1000 IEC 751 Class B

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Vaisala HUMICAP HMP140A Guide de l'utilisateur Page 16