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Functional Description of the System
Front View
Control panel with large display and keyboard (see description on next page),
Peristaltic pump for acid dosage, Peristaltic pump for chlorine dosage
Bottom View: Connections
● POWER: Prewired power cable
● pH: BNC connector for pH electrode
● ORP: BNC connector for ORP electrode
● LEV1: Connector for level sensor of tank 1 (acid)
● LEV2: Connector for level sensor of tank 2 (chlorine)
● FLOW: Connector for flow sensor
Front Panel
● POWER LED: Green light; slow flashing indicates that the unit is powered and
normally functioning while fast blinking indicates a fault (lack of liquid to be
dosed or pump magnet disabled)
● OUT1 OUT2 LED: Red light on during the rotation of the respective pump
● CAL Key: Provides access to the "Configuration", "Calibration" and "Manual
Mode" menus; confirms parameter modifications
● ⇓ Key: Scrolls the available menus/options; in calibration and configuration
modes decreases the displayed value
● ⇑ Key: Scrolls the available menus/options; in calibration and configuration
modes increases the displayed value
● ESC Key: In calibration and configuration modes exits without saving the
modifications; from manual mode resumes to normal operations
● ON/OFF Key: Activate/deactivates the unit or confirms alarms; both the
disabled dosing or alarm condition are indicated by the POWER LED that
flashes fast (Warning! The unit remains disabled even in case of
shutdown/restart)
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