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HAPTER
COMMISSIONING
CHAPTER 4
Display and keypad
The optional LCD display has an on/off selectable backlight for better
readability at any light conditions. The two rows of the display can be
defined to indicate different kind of information. The keypad of the
display cover can be used to inspect and change the parameters
available.
The format of the display is defined by using the serial command
DFORM (see page 15). There are two rows containing 16 characters
each; the user can define a maximum of 32 characters to be displayed,
16 characters on each row. The following fields in the display format
can be used:
pressure quantities (pressure, average, difference)
three-hour pressure trend and pressure tendency code
temperature quantity and relative humidity
units
error status and stability indicator
number and text fields
The following basic rules apply to the use of the keypad:
1.
2.
3.
Only the display contrast can be adjusted if the KEYLOCK is ON.
The transmitter displays NO MODIFICATIONS ALLOWED message
for a few seconds before reverting to the original display. It is also
possible to inspect the settings of the transmitter although the
KEYLOCK has been turned ON.
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AISALA
Use ENT key to acknowledge a new selection.
Use CL key to activate a parameter or unit to be changed or to
revert to the original display.
Use arrow keys to make a selection between functional
alternatives.
OMMISSIONING
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