This kit is intended for standard altitude adjustments

This solid-state liquid level control is a staple for contractors maintaining boiler feed systems

providing a rugged solution for precise boiler level monitoring without the need for a separate enclosure

check for a closed circuit across the terminals when the system is at resting pressure

The sensing head is designed to be mounted within the airstream to capture external static pressure (ESP) without interference from velocity pressure

Functional Devices PSH75AB10 Power Supply 321894-709 This kit is intended forThe Functional Devices PSH75AB10 is a versatile 75VA power supply designed for demanding building automation and HVACR control applications. This enclosed multitap transformer features primary voltage inputs for 120, 208, 240, and 277 Vac, allowing for seamless integration into various industrial control circuits without requiring additional voltage step down equipment. The secondary output provides a stable 24 Vac, protected by a dedicated 10 Amp