Operation
50
Operation Manual LVS 105 T
– 10 ef
+
With
Get factory CAL
(6), the factory calibration can be loaded. The factory calibration can-
not be changed by the user.
CALIBRATION
►
Within the vacuum controller, one pair of variables (private and public)
for the calibration of the pressure sensor are saved.
►
The private variables correspond to the factory settings and can only
be set by WELCH Quality or WELCH Service.
►
The public variables can be set by the user and
►
override the factory calibration.
►
The "Reset to factory settings" function
►
(see section 6.3.3 Reset to factory settings) is used to reset the factory
calibration.
6.4.8
Firmware update
You will find the Firmware update function under the menu element File. The current version
of the firmware is available on
www.gardnerdenver.com/de-de/welch
in the "Service" menu
download area.
Procedure
1. Select the firmware file *.hex with
Select
(1).
2. Perform the update with
Write
(2). After a successful upload, you will see the message
"
Firmware update successful
".
3. Exit the menu with
Exit
(3).