The 61F-GP-N8 can be used for single- or two-point level control of conductive materials, both liquids, and solids. These products are equipped with a red LED operation indicator. Features of the SETCO Floatless Level Switch, 61F-GP-N8: Low-voltage (AC) electrodes (8VAC or 24VAC) Operation range: 4-15kΩ, 70-300kΩ Detection method: conductive Probes need to be ordered separately Conforms to EMC and LVD directives, UL/CSA approved Specifications: General-purpose Controller 61F-GP-N8 Supply voltage: 24, 100, 110, 120, 200, 220, 230 or 240 VAC; 50/60 Hz Operating voltage range: 85% to 110% of rated voltage Interelectrode voltage: 8 VAC Interelectrode current: Approx. 1 mA AC max. Power consumption: Approx. 3.5 VA max. Interelectrode operate resistance: 0 to approx. 4 kΩmin Interelectrode release resistance: Approx. 15 K Ωmin Uses Monitoring liquid level in water tanks Protecting pumps from dry run or overflow Industrial liquid level control systems Sewage and wastewater level sensing Automation systems requiring reliable liquid detection Package Includes: 1 x SETCO Floatless Level Switch, 61F-GP-N8