Vaisala HUMICAP HMP46 Betriebsanweisung PDF herunterladen (Seite 47)

HMI41 AND PROBES

M210316EN-A Operating Manual

11.3 HMP46 probe

11.3.1 Relative humidity

Measurement range 0...100 %RH non-condensing

Accuracy (at +20 °C); maximum achievable accuracy

when calibrated against high quality,

certified humidity standards ±1 %RH (0...90 %RH)

±2 %RH (90...100 %RH)

when calibrated against

salt solutions (ASTM E104-85): ±2 %RH (0...90 %RH)

±3 %RH (90...100 %RH)

Temperature dependence:

-40

16080

120

-1

-2

-20 20 60

100

140

180

1.5

0.5

-0.5

-1.5

error %RH

T/°C

for temporary

use only

Typical long-term stability better than 1 %RH/ year

Response time (90%) at 20 °C

in still air with sintered filter 15 s

Humidity sensor HUMICAP

180

11.3.2 Temperature

Measurement range (sensor head) -40...+100 °C (temporarily +180 °C)

Temperature sensor Pt100 IEC 751 1/3 Class B

Accuracy at +20°C ±0.2 °C

Accuracy over the whole temperature range:

°C

-40 -20 0 20 40 60 80 100 120 140 160

T/°C

0.6

0.4

0.2

-0.2

-0.4

-0.6

180

Temperature dependence

of electronics 0.005 °C/ °C

1 2 ... 42 43 44 45 46 47 48 49 50 51 52 ... 71 72

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