As a primary metering device

the capillary tube contains a precise volume of fluid

Smith XP series boilers

The Nor East Controls 30753373-001 Bonnet Assembly is a specialized replacement component engineered for use with 3-inch V5011A globe valves

It operates on Class 2 power supplies (24VAC/DC)

MAMAC Systems TE-703-D-1-A-3 Temperature Sensor R-22 As a primary metering deviceFor high demand mechanical rooms and industrial fluid monitoring, the MAMAC Systems TE 703 D 1 A 3 provides a ruggedized solution for precise immersion temperature sensing. This assembly features a 100 Ohm Platinum RTD element, adhering to the DIN 43760 (Alpha 385) standard for superior linearity and long term stability in hydronic systems. The 4 inch 304 stainless steel probe is hermetically sealed to prevent moisture migration and localized self