Description
The Littelfuse LLC825F5M single-probe conductive liquid level control is used for low-level cutoff in HVAC system applications. Powered by 24 VAC and having a fixed time delay of 5 seconds, it has an isolated SPDT output relay that turns ON when the liquid level is low and below the probe. This part is useful in protecting pumps and Provideing proper functionality in equipment such as chillers and cooling towers. Advantages are the low cost of the circuit design, LED lights for status indication, and self-resetting feature after power is restored, which makes the circuit more dependable and user-Interface. Its conformally coated PCB is resistant to moisture and corrosion, which makes it suitable for use in Tough conditions.
