Vaisala BAROCAP PTB330, Руководство пользователя

Страница: 113 / 139

Chapter 6 __________________________________________________ Calibration and Adjustment
VAISALA ______________________________________________________________________ 111
6. Enter the corresponding pressure reference value to the Reference
prompt using the up/down arrow buttons. Press the OK button.
7. Repeat steps 4…6 until you have entered all the pressure points
you have.
8. To remove any excess old adjustment points, press SET and select
REMOVE on each of them.
9. Once you have finished, press the OK button. Press the YES
button to activate the adjustment you have configured.
10. Press the left arrow button to go back to the ADJUST PTB330
menu and repeat steps 2…9 for each barometer module you are
adjusting.
11. Exit the adjustment mode by pressing EXIT .
1-point Adjustment Using Serial Line
LCP1
The LCP1 command performs linear correction for barometer
module/module P1. Use the command LCP1
- 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 barometer module separately.
Feeding ON or OFF as a parameter enables or disables the linear
correction. A single question mark shows the reading and reference
information stored and the state of the linear correction. Each barometer
module has its own adjustment commands. If there are three barometer
modules installed, the commands
LCP1 , LCP2 , and LCP3 will be
available. First deactivate the previous corrections by using the LCP1
OFF command.
NOTE
Making adjustments is possible only after adjustments have been
unlocked. To unlock the adjustment menu, press the ADJ button on the
motherboard of the transmitter.