8270A/8370A
Operators Manual
28
Table 9. Main Menu (cont.)
Item Indicator/Name Function
F
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.
G
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.
H
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.
I 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.
J Tasks
Menu that gives quick access to the pre-programmed tasks. See
Tasks.
K
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.
L SETUP Opens the Setup menu. See Instrument Setup Menu.
M 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.
N 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.
O 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.
P Atm
Select the barometric reference to use or set a custom atmospheric
value to use for absolute measurements.
Q Graph
Opens the Graph page of the menu. If the Electrical Measurement
Module (EMM) is connected this changes to EMM/HART. See Kit-
EMM300 instruction sheet for more information on it.
R 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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