7
User’s Manual Dwg No 9R141-IR
Backlight/Do
wn Arrow Key
Document Symbol:
(Down
↓
)
Measure Mode
Toggles the display Backlight on and off. Note that the default Backlight status for the
Battery model is OFF to conserve battery life. The other models will retain the prior
Backlight status as default.
Program Mode
(and EU Selection)
Scroll down function. Scrolls down through the available programmable registers. Once
a register is opened, this key allows editing by scrolling down through the values in the
register.
PRGM/Enter
Key
PRGM
Document Symbol:
(PRGM/Enter
→
)
Measure Mode
(and EU Selection)
Selects
Program Mode
, which allows access to the programmable registers. This key
is also used to accept a new Engineering Unit selection.
Program Mode
Opens the selected programmable register for editing.
When the desired value is displayed, pressing the
PRGM/Enter
→
key accepts and
stores the value, and closes the register.
When editing a multi-digit value, each key press will accept the current digit and proceed
to the next, until finally accepting the complete value and closing the register.
Re-ZERO Key
ENG
UNITS
+
Document Symbol:
(Up
↑
and Down
↓
)
Measure Mode
In
Measure Mode
, pressing the
Up
↑
and
Down
↓
keys at the same time resets the zero
reference of the gauge (see page
Error! Bookmark not defined.
).
Program Mode
(and EU Selection)
In
Program Mode
, for convenience, this function will reset the current value to default.
For example, in
Program Mode
(but before
opening
a register), this function
will reset the register scroll to P0.
After opening a register for editing, this function will reset the register’s data
value to default (typically 0).
Similarly, when selecting a new Engineering Unit, this function will reset the
selection to the first unit (InH
2
O).
Note that even when using this “reset” function, the
PRGM/Enter
→
key must be
pressed to accept the new value (this allows for further editing after reset of the value).