KSB UPA CONTROL Betriebsanleitung Seite 16

7.2 Water level control using 3 electrodes, "Filling" mode
-- The time relay is disenabled in this operating mode.
-- Set the two selector switches to "3 Electrodes" and "Filling" (see drawing).
-- Connect all electrode lines to the corresponding terminals of the connection terminal strip.
-- EH: Electrode for "high water level". The pump is started as soon as the water level exceeds this level.
-- EB: Electrode for "low water level ". The pump is switched off as soon as the water level drops below this level.
-- RE: Earthing electrode. It is mounted at the bottom of the tank to be filled.
-- Tighten the terminal screws.
Water inlet from a dry-installed
pump or a submersible motor
pump
Pump is started
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3 electrodes
Pump is switched off
UPA CONTROL