User Manual ZFG 3.0
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If no satellite signals can be received (e.g. due to enclosed rooms) soil compaction measurements
(incl. data storage) are still possible without position fixing.
Note: The power consumption of the device increases when the GPS receiver is switched on.
Approximately 150 measurements (with an activated GPS receiver) can be accomplished with one
battery pack only.
4.5.8 Coordinates
- only for devices with GPS module-
In accordance to current settings, the location coordinates are displayed either as longitude/latitude
or in the UTM format (Universal Transverse Mercator).
4.6 Set clock
Enables adjustment of the date and time shown. The selected value can be changed with the <+> or
<-> button. It is marked with a cursor (underscore). Use the <Mode> button to move the cursor.
Save and exit with <On/Off>.
Notice
When menu item “Set clock” is selected, the cursor marks the value “ppm”. This value is
responsible for accuracy of the clock. Only change this value, when the clock is too slow or too fast.
4.7 Info
Shows the devices data (firmware version, device number, calibration factor and -date, used
language)
It is possible to print the data. Leave menu item with the <On/Off> button.
4.8 Calibration / Self-test
This menu item can be used to check the proper functioning of the sensor and the connection to the
electronics. When the connection between sensor and electronics is ok, a shows 0.0 ± 5. The value
of a changes by 2 when turning the load plate upside down (bearing bold down).
The line Type shows the current used measurement type.
Self-test
If a shows a different value, which is not changing when moving the load plate, the device is faulty.
A reason may be a broken lead or a faulty jack or sensor. In this case, contact the manufacturer to
detect the error.
F is the calibration factor. It can only be changed by authorized calibration points.
4.9 Update Firmware
Firmware can only be updated after contact with the manufacturer. In this case, the user gets further
information from the manufacturer.
Calibration
a = 0.0
F = 1.000
Type: 300mm/10kg
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