XD-502 Digital Console
Apex Instruments, Inc.
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3.6.9 Pressure/Console Time section overviews
Pressure section
The Pressure section of the Main screen allows the user to view pressures measured by the various
pressure transducers and barometric and vacuum sensors. The user can also start a leak test from
this section.
The Pressure section features the following information and control:
1. Flow readouts
- Displays the current ΔP and ΔH values from the pitot tube and console respectively. Also
displays the current vacuum of the system and maximum vacuum of the current sample run for
leak check reference.
2. Barometric readout
- Displays the current, ambient barometric pressure as measured by the board-level sensor
inside of the console
3. Perform a Leak Test checkbox and button
- Allows the user to perform a leak test of the sampling train. Must check the box to the left
before clicking this button. Will bring up a separate menu to display the leak test data.
Console Time section
The Console Time of the Main screen allows the user to view the current clock time for the console as
set by the user based off of the PC operating the software.
The Console Time section features the following information:
4. Console date and time
- When connected to the console, this area displays the current date and time that was last set
on the console. If the console and PC connection becomes severed, a line will cross through
the date and time and the time stamp will indicate when the devices were disconnected.
Fig. 17 Pressure and Console Time Sections
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