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One-point adjustment using serial line – Vaisala PTU300 User Manual

Page 166

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User's Guide _______________________________________________________________________

164 __________________________________________________________________ M210796EN-G

One-Point Adjustment using Serial Line

NOTE

Making adjustments is possible only after adjustments are unlocked. To
unlock the adjustment menu, press the ADJ button on the motherboard
of the transmitter.

LCI

Use the LCI command

- to activate or deactivate the linear adjustment function

- to enter new linear offset and offset/gain pressure corrections to the

transmitter

- to edit existing linear offset and offset/gain pressure corrections.

Key in the linear corrections for each pressure transducer separately.

NOTE

The new linear corrections will always cancel the previous corrections as
well as the valid date of calibration of the transmitter.

Example:

>lci
P1 linear adj. : OFF ? on
P1 1.reading : 0.000 ? 950
P1 1.correction: 0.000 ? 0.22
P1 2.reading : 0.000 ? 1120
P1 2.correction: 0.000 ? 0.15

LC

Use the LC command to view current status of the linear offset and
offset/gain pressure corrections.

Example:

>lc
P1 linear adj. : ON
P1 1.reading : 950.000
P1 1.correction: 0.220
P1 2.reading : 1120.000
P1 2.correction: 0.150