Vaisala HUMICAP MMT310 Guia do Utilizador descarregar pdf (Página 61)

Appendix 1 _____________________________________________________________ Applications

VAISALA _______________________________________________________________________ 59

Technical data

Typical measuring

range

0...80* ppm (0...100ºC)

*Upper edge limited to saturation

Accuracy

(Calculation Model with

Avera

e Coefficients

)

Temperatures > 30 ºC: better than 10 % of the

reading

Tem

eratures < 30ºC: see the fi

ure below.

Figure 2. The maximum errors caused by deviation of mineral oils using

calculation model with average coefficients.

Temperature

Measurement range -40...+180ºC

Response times (with stainless steel filter)

In still air (20ºC) 10 s

In still transformer oil (20ºC) < 10 min

0 10203040 5060708090100

Tem perature (deg C)

Maximum error of the reading (%)

1 2 ... 56 57 58 59 60 61 62 63

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