Liquid Level Monitoring Relay is a versatile product that allows for pump up (filling) or pump down (emptying) control. It can be used with one probe for fill monitoring or two probes for both fill and empty monitoring. The sensitivity of the relay is adjustable from 5-100kO, and it has a time delay range of 0.5-10 seconds. The relay features one changeover contact with a rating of 8 A at 24-240 VAC/DC supply voltage. It is designed to fit in 17.5 mm wide modules.