Conductivity level switch - low cost, small static electronic devices switching the internal relay according to the level of water. The relay is on, in presence of water; its contact is N.O. - 5 A - 220 V a.c. (resistive load). The device sensitivity is according to the model, and is adjustable by means of internal trimmer, allowing working with different conductivity liquids. No electrolysis phenomena appears on the electrodes. The device is plug-in type, for easy mounting and service. Price: €70.00 Delayed level switches - The delay of the switch (to on or to off, according to the model), is adjustable by means of internal trimmer, from 0.5" to 12". No electrolysis phenomena appears on the electrodes. The device is plug-in type, for easy mounting and service. Price: €70.00 Click here to see manual 
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