The large, precise optical senso…
detects the water level with an accuracy of 0.5 mm, resists air bubbles, deposits and scratches.
Two levels of maximum dosing duration can be selected. This allows the dosage amount to be adjusted to the size of the aquarium.
The sensor of the Osmolator® 3 nano 3151 holds on panes up to 12 mm (1/2″).