Bluelab Pro Controller for External SwitchesUse to connect the Bluelab Pro Controller to external switches, for example a float switch or a greenhouse alarm system. When these switches are activated, the Bluelab Pro Controller is placed in lock out mode, so no further dosing will occur until reset. Functions Built in alarm which can be disabled if required An external alarm (horn or flashing light) can be connected An external lockout sensor can be connected (e. g. water flow sensor) which will
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