Vaisala DMT132 User Manual

Page 64

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USER'S GUIDE____________________________________________________________________

62 __________________________________________________________________ M211289EN-A

12. If you only want to perform a one-point adjustment (offset

correction), press the ESC key after entering the correction. The
CRH

command will exit, and you can move to step 16.

RH: 11.35423321 Ref1 ? 11
Press any key when ready
>

To continue with the adjustment of the wet end (gain correction),
press ENTER.

13. Insert the DMT132 in the NaCl salt chamber (75 %RH). Make sure

the salt chamber is sealed and the transmitter sits tightly.

14. Wait for 20 ... 40 minutes for the reading to stabilize. Press ENTER

without typing anything to update the value shown by the CRH
command.

RH: 74.87782214 Ref2 ?
RH: 74.89157890 Ref2 ?
RH: 74.91556023 Ref2 ?

15. To apply the correction, press ENTER one last time to update the

value, type 75 and press ENTER again (assumes you are using the
HMK15 and the NaCl salt).

RH: 74.95221002 Ref2 ? 75
OK
>

The CRH command is now finished and both adjustments have
been applied.

16. Use

the

L

command to verify that the new user adjustment

parameters are in use, and write them down for later reference:

>l

17. Use

the

SEND

command to verify that the measurement is OK:

>send
Tdf= -9.33'C
>

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