Vaisala HMM105 Manuel d'utilisateur télécharger pdf (Page 22)

Technical Reference _________________________________________________________________

20 ________________________________________________________________ M211638EN-A

Table 32 HMM105 Register Table

Meaning

Name

Size

(bytes)

Type

Read/

Write

Persistent

Other

Factory information

Device Address

ADDR

Byte

Yes

Normally 0x2F.

Only 3 LSBs are

changeable. Address

range is therefore

1 ... 7.

Device serial number

SNUM

Str

Yes

Example: A1234567

Sensor number

SSNUM

Str

Yes

Example: B1234567

Component board

number

CBNUM

Str

Yes

Example: C1234567

Software version number

VERS

Str

Yes

Example: 1.2.3.4567

Factory calibration date

DDMMYYYY

CDATE

Uint

Yes

Example: 19052014

Factory calibration info

CTEXT

Str

Yes

Example: "CAL INFO"

General parameters and variables

Device status word

STATUS

Str

See section Status

Word on page 10.

Unit representation

selection

UNITS

Byte

R/W

Yes

0 = Metric units

1 = Nonmetric units

RH result

Float

%RH

Temperature result

Float

degrees of

celsius/fahrenheit

(see UNITS)

Dew/Frost point Tdf

TDF

Float

degrees of

celsius/fahrenheit

(see UNITS)

Ambient pressure in hPa

P_AMB

Float

R/W

Yes

Ambient pressure in

hPa. Used for RH

result.

RH Gain

RH_G

Float

R/W

Yes

RH gain

RH Offset

RH_O

Float

R/W

Yes

RH offset

Temperature Gain

T_G

Float

R/W

Yes

Temperature gain

adjustment

Temperature Offset

T_O

Float

R/W

Yes

Temperature offset

adjustment

Temperature reference

point 1

T_RP1

Float

R/W

Yes

Temperature

adjustment reference

point 1. Write ref 1

here when using the

calibration command.

Temperature reference

point 2

T_RP2

Float

R/W

Yes

Temperature

adjustment reference

point 2. Write ref 2

here when using the

calibration command.

RH reference point 1

RH_RP1

Float

R/W

Yes

RH adjustment

reference point 1.

Write ref 1 here when

using the calibration

command.

RH reference point 2

RH_RP2

Float

R/W

Yes

RH adjustment

reference point 2.

Write ref 2 here when

using the calibration

command.

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Vaisala HMM105 Manuel d'utilisateur Page 22

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