Pressure Controller/Calibrator
Main Menu
33
Table 9. Main Menu (cont.)
Item Indicator/Name Function
Measurement
Uncertainty
Shows the measurement uncertainty based upon the uncertainty of
the currently-selected PMM and the settings in the Uncertainty Setup
menu. See Table 6.
Measurement
Mode
Shows the active measurement mode and opens a menu to change
the measurement mode. Modes supported - Absolute, Gauge, and
Tare.See Unit and Custom Units. See Measurement Modes.
PMM Selection
Mode and Current
Range
Opens a menu to manually select a specific PMM or to select an
automatic selection mode. See Module Selection.
Step Size
Adjust the step size amount. To the left are the keys to step up or
down by the amount set in the field.
Tasks
Menu that gives quick access to the pre-programmed tasks. See
Tasks.
Head-height
Correction
Shows the current head-height correction and opens a menu that
contains user-configurable settings for head height, units, and type of
gas in use. See Head Height.
SETUP Opens the Setup menu. See Instrument Setup Menu.
VENT
[1]
When this mode is selected, the Product vents at a controlled rate
versus a much faster rate if the emergency abort button is pushed.
See Vent and Abort and Operating Modes.
CONTROL
When this mode is selected, the Product actively controls to a target
pressure. The Control mode relies on the settings in the Control
Setup menu to control pressure. See Operating Modes.
MEASURE
When this mode is selected, the Product stops pressure control to let
the user record a measurement. Pressure control will not resume
until Control is pushed. See Operating Modes.
Atm
Select the barometric reference to use or set a custom atmospheric
value to use for absolute measurements.
Graph Opens the Graph page of the menu.
Target Pressure
Shows the current target pressure value and opens a menu to set a
target pressure. See Set Target Pressure (Setpoint).
[1] Venting while a program or task is running cancels the action.
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