4 OPERATION
4.2 Standard Mode
After the operating voltage has been switched on , all segments on the operator unit light
up for approx. 2 secs (display test). Then the current fill quantity is displayed. The device
can now be stared, stopped or paused by using the two keys on the operator unit or via
binary inputs.
4.2.1 Starting the Fill Process
a) By briefly pressing the Start key
b) By briefly actuating the binary input for START (via push-button)
4.2.2 Stopping the Fill Process
a) By briefly pressing the Reset key
b) By briefly actuating the binary input for RESET (via push-button)
These actions will close the valve and stop the filling process, i.e. the full fill quantity is
displayed once again and the filling process can be restarted from new.
Binary inputs are to be actuated only by means of push-buttons ; do not use
!
switches.
4.2.3 Inserting a Pause
If the Start key or its associated binary input is pressed during a fill process, the valve is
closed and the fill process is halted. If the key is pressed again, the valve re-opens and
the fill process continues.
4.3 Afterrun Correction
When the fill process is completed, the blade wheel of the 8020 sensor is to be checked
to see if any afterrun has occurred after the valve has shut. The calculated quantity is
automatically deducted from the fill quantity in the noexte process.
4.4 Programming Mode (see Fig. 6)
Pressing the Reset key for approx. 2 secs will switch the device into programming mode.
The fitting factor and the fill quantity can now be set in turn. Each item is set individually
in the sequence described in the following chapter. The value flashes when it can be set.
The Start key is used to change the value.
Use the Reset key to move to the next item.
If the last item has been rached and the Reset key has been pressed, all adjustable values
will be stored and the device will return to standard mode.
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