Cleveland Controls DFS-221 Switch Always check the pressure drop

Always check the pressure drop across the drier before assuming a leak

replacement is often more reliable than manual cleaning

and JR series

This ensures it can withstand the high pressures and temperatures typical of commercial hydronic systems while maintaining structural integrity

Is the Emerson BVE-014 compatible with subcritical CO2 systems

Cleveland Controls DFS-221 Switch Always check the pressure dropThe Cleveland Controls DFS 221 Air Flow Switch is a high precision, factory set differential pressure switch designed for air proving in demanding HVAC and energy management systems. Engineered to detect positive, negative, or differential pressure, this SPDT air pressure sensing switch is factory calibrated to operate on a pressure rise at 0. 05" 0. 02" w. c.. Its non adjustable design ensures consistent performance in duct heaters, ovens, and