This adjustable air pressure switch features a wide set point range from 0

Running this on a 50Hz frequency will result in reduced cooling capacity and potential motor overheating

it provides high-performance close-off for chilled and hot water applications with up to 50% glycol

Advanced Valve Technology: High-grade valves reduce noise and increase volumetric efficiency

Siemens Building Technology 192-209 Stat 323269-701 This adjustable air pressure switchThe Siemens 192 209 is a high performance pneumatic room thermostat designed for 2 pipe building automation systems requiring precise control over both heating and cooling cycles. Engineered as part of the Powerstar 192 series, this dual setpoint unit features a reverse acting (RA) heating mode at 25 psi and a direct acting (DA) cooling mode at 18 psi. The bimetal sensing element provides a rapid temperature response of 0. 1F, ensuring stable