... rugged conditions.VRUQK - 6000/6100 Float Level Switches are applicable for level control, alarm, and cascade failure of open ... , where, as a result, such functions as liquid level control, alarm, and fault interlocking, etc can be realized. ... output: two separate SPDT contacts Measuring accuracy: (Liquid level control) +/-4mm, (Interface control) +/-10mmContact rating: (Resistive load) 16A/250V/AC, ...