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Pulsation usually indicates improper venting or turbulence
This 24V N/C actuator features a robust spring-down safety function
you ensure consistent airflow and optimal heat transfer across the heat exchanger surface
protecting the furnace control board from excessive current loads
Because the starting point is field-adjustable (2-12 psig)
Siemens DDC PTM6.1PSI20-M-R Module Refrigerant Pulsation usually indicates improper ventingThe Siemens DDC PTM6. 1PSI20 M R is a core direct drive control component designed for integrating high precision actuator feedback within legacy and modern Siemens building automation systems. As a Positioning Module Refurbished unit, it provides the bridge between the central DDC processor and field level electric motors, facilitating exact movement for HVAC damper control and water flow valves. This specific PTM module utilizes 20 feedback signals
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