Vaisala BAROCAP PTB330, User Manual

Page: 110 / 139

User's Guide ______________________________________________________________________
108 _________________________________________________________________ M210855EN-C
Opening and Closing the Adjustment Mode
The adjustment mode has to be available before you can proceed with
the adjustment and calibration. The adjustment button with indicator
LED is located in the upper corner on the left-hand side of the
motherboard. See the position of the adjustment button in
Figure 2 on
page 20 .
1. Open the barometer cover.
2. Press the ADJ button. The adjustment mode is now available. The
red indicator LED is on.
3. Press the ADJ button again to lock the adjustment mode. The red
indicator LED is off.
The adjustment menu on the display/keypad is visible only when the
ADJ button (on the motherboard inside the transmitter) is pressed.
NOTE
Entering new linear or multipoint corrections will always cancel the
previous corrections. It is advisable to write down the previous linear
and multipoint corrections so that they will not be lost by mistake.
Table 15 Adjustment and Calibration Commands for
Barometer Module P1
Command Function
LCP1 ON/OFF Enables/Disables the linear
corrections
LCP1 Enter linear corrections
MPCP1 ON/OFF Enables/Disables the multipoint
corrections
MPCP1 Enters multipoint corrections
CDATE Shows or sets the calibration date
CTEXT Shows or sets the calibration info
text.