4. Design and function
14
WIKA Operating Instructions High Pressure Controller, Model CPC8000-H
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4.3 Front Panel
The front of the CPC8000-H has a smooth, uncluttered appearance. Its main feature is the large color
display plus an identification label in the lower right corner of the display panel. The display panel is
hinged for easy access to remove or replace the transducer modules inside. The instructions for
accessing the transducers are provided in Section 10.4.1 CPC8000-HM Transducer Removal /
Replacement. Immediately to the right of the display panel is a USB port and a power switch.
Figure 4-1 Front Panel
4.4 CPC8000-HC
4.4.1 Power switch
The power switch is a two-state device with an action similar to that of a ball point pen. Push the
button with enough force to latch it in to turn the unit ON. Push it again to release it to turn the system
OFF.
INFORMATION!
If power to the instrument is interrupted while ON it will shut down until the power is
restored, then immediately resume operation.
INFORMATION!
The power switch is the mains disconnecting device.
4.4.2 USB Port
The front panel USB port is the same as the Host USB port on the rear panel. Both are intended for
future expansions or software upgrades.
4.4.3 Information Label
The front panel label identifies the instrument name, installed transducer ranges in the pressure units
specified by the customer, and the serial number.
4.4.4 Screen
The large (9 inch diagonal) HD-LCD color screen has a glass capacitive touch screen for navigation
within the intuitive operator interface. At power up the main screen is presented.
Main Screen Features
On power up, the main screen will show a numeric data entry key pad on the right 1/3 of the display
and pressure range, control and operating parameters on the left 2/3.
The data entry key pad can be switched between 4 different methods for data entry. See Section 7
Operation, for more details. The data entry portion of the main screen is used primarily to input and
adjust control set points and change main screen parameters. The left 2/3 of the main screen (see
Figure 4-2 Main screen description) contains the reading of the internal pressure sensor, current
Touchscreen
