Siemens Building Technology 192-850 Stat Refrigerant While often sold separately

While often sold separately

Durable Brass Construction: High-grade material resists the thermal stress and oxidation common in standing pilot environments

and variable air volume (VAV) exhaust units

With the Selectra modulation system at minimum voltage

Can this be used for high-side protection

Siemens Building Technology 192-850 Stat Refrigerant While often sold separatelyThe Siemens Building Technology 192 850 is a high performance pneumatic thermostat designed for precision temperature control in commercial HVAC systems. This direct acting (DA) unit is part of the Powerstar Retroline series, specifically engineered to replace aging pneumatic controls from major manufacturers including Johnson Controls, Honeywell, and Barber Colman. Featuring a Celsius scale setpoint, the 192 850 utilizes a highly sensitive bimetal