Siemens Building Technology GDE164.1P Actuator 328140-751 The design utilizes an ozone-resistant

The design utilizes an ozone-resistant rolling diaphragm and includes an integral pivot and pivot post for high-performance modulating or two-position actuation

For technicians troubleshooting Sterling heater pressure switch errors or noisy blower operations

a 1/4 inch NPT O-ring fitting

How do I calibrate the sensor in the field

Technicians typically identify a failing unit by hearing excessive bearing noise

Siemens Building Technology GDE164.1P Actuator 328140-751 The design utilizes an ozone-resistantThe Siemens GDE164. 1P is a heavy duty non spring return rotary damper actuator designed for precise modulating control in commercial HVAC systems. Delivering 44 lb in (5 Nm) torque, this OpenAir series unit is engineered for 24V AC DC operation and utilizes a 0 10VDC control signal to provide responsive positioning for constant or variable air volume (VAV) applications. The GDE164. 1P features built in adjustable span and offset potentiometers,