12 / 14
WWW.DDTOP.COM
Range Setting
③ Press "←┘" key again, the symbol starts flashing, now press "↑" key or "↓" key to switch to the
positive or negative sign you want to set.
④ Press the "←┘" key again to finish setting and start setting the maximum range. At this time,
press the '↑' key or '↓' key to set the current blinking digit increment or decrement and press the "
←" key to confirm, and then set the other digits and decimal points in turn, when the left up and
down arrows are lit, the menu item is set complete.
Set the upper range URV
Switch the menu to No. 4 while the current URV value is displayed on the LCD, and repeat the steps
③ and ④ in 7.1.6 for setting.
7.1.8 Damping Setting
Switch the menu to No. 5 while the LCD shows the current damping value, and repeat the steps ③
and ④ in 7.1.6 until the setting is complete.
7.1.9 Two-point Calibration
LRV Calibration
① First adjust the PV value to the zero position (the magnetic float toggles to the zero position).
② Switch the menu to 11 while the LCD displays the current calibration position value. Then repeat
7.1.6 ③ and ④ to enter the zero point value for zero position calibration.
③ Press the "←┘" key until the left up and down arrows illuminate the zero position.
URV Calibration
① First, adjust the PV value to the full degree position (magnetic float toggle to full degree).
② Switch the menu to No. 12 while the LCD displays the current calibration position value, and
then repeat 7.1.6 in ③ and ④ to enter the fullness value for fullness position calibration.
③ Press the "←┘" key until the up and down arrows on the left illuminate the fullness position to
complete the calibration.
7.1.10 Any point migration
The '9' menu enables any point migration function. The user can migrate the current PV value to