Dinel ULM-53 series Buku Petunjuk - Halaman 13
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3.
Press the "DOWN" and "UP" buttons to accurately set-up an arbitrary value stepwise (hold the
relevant button to increase the adjustment step gradually).
4.
Press both buttons simultaneously for at least 1 second to confirm the values set.
5.
Further adjustment cannot be performed sooner than 2 seconds after both of the buttons
have been released.
12. 2. i
nverse mode
Low margin (20 mA or 10 V) setting up
1.
The tank fills up to the level required
2.
Press the "UP" button for at least 2 seconds to activate the setting-up mode (the LED indicator
"MENU" blinks fast). Keep the "UP" button pressed for another 3 seconds to directly set the value
to 20 mA (10 V).
3.
Press the "DOWN" and "UP" buttons to accurately set-up an arbitrary value stepwise (hold the
relevant button to increase the adjustment step gradually).
4.
Press both buttons simultaneously for at least 1 second to confirm the values set.
5.
Further adjustment cannot be performed sooner than 2 seconds after both of the buttons have
been released.
High margin (4 mA or 0 V) setting up
1.
The tank fills up to the level required
2.
Press the "DOWN" button for at least 2 seconds to activate the setting-up mode (the LED
indicator "MENU" blinks slowly). Keep the "DOWN" button pressed for another 3 seconds to
directly set the value to 4 mA (0 V).
3.
Press the "DOWN" and "UP" buttons to accurately set-up an arbitrary value stepwise (hold the
relevant button to increase the adjustment step gradually).
4.
Press both buttons simultaneously for at least 1 second to confirm the values set.
5.
Further adjustment cannot be performed sooner than 2 seconds after both of the buttons
have been released.
In case the level appears in the dead zone (the LED indicator "STATE" blinks fast), the setting-up
mode terminates instantly and is inaccessible as long as the level stays within the dead zone.
In case no button is pressed during the "setting-up mode" for as long as 20 seconds, the level meter
returns to the measuring mode. Newly adjusted values will not be saved.
Factory defaults settings
1.
Disconnect the level meter from the power supply (eg. by disconnecting the connector).
2.
Without power supply simultaneously press the "DOWN" and "UP" buttons.
3.
Connect the power supply, the "DOWN" and "UP" buttons still hold down.
4.
Wait approx. 2 sec. for 3 short flashes of LED "MENU". Then, release both buttons.
5.
Now the level meter is set in default settings (range). The default values are listed in the table
on page 20.
© Dinel, s.r.o.
ULM–53
13