Vaisala HUMICAP HMP46 Betriebsanweisung PDF herunterladen (Seite 46)

HMI41 AND PROBES

Operating Manual M210316EN-A

11.2 HMP41and HMP45 probes

11.2.1 Relative humidity

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

Accuracy (at +20 °C)

when calibrated against

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

±3 %RH (90...100 %RH)

Temperature dependence

of electronics ±0.05 %RH/ °C

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

Response time (90%) at 20 °C

in still air with sintered filter 15 s

Humidity sensor HUMICAP

180

11.2.2 Temperature

Measurement range

(for which accuracy is specified): -20...+60 °C

Temperature sensor Pt 1000 (IEC 751 1/3 Class B)

Accuracy:

°C

0.4

0.3

0.2

0.1

-0.1

-0.2

-0.3

-0.4

-20 0 20 40 60

°C

-10 10 30 50

11.2.3 General

Typical ranges of calculated variables

dewpoint temperature -40...+60 °C

absolute humidity 0...160 g/m

wet bulb temperature 0...+60 °C

mixing ratio 0...160 g/kg d.a.

Cable length (HMP45) 1500 mm; extended spiral cable

Connector type (HMP45) modular connector

Operating temperature range -40...+60 °C

Storage temperature range -40...+70 °C

Housing material ABS plastic

Housing classification (electronics) IP65 (NEMA 4)

Sensor protection plastic grid, part no. HM46717

Weight:

HMP41 30 g

HMP45 160 g

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 71 72

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