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This low voltage FCU thermostat utilizes PI (Proportional-Integral) control logic to minimize temperature drift and improve occupant comfort across 2-pipe or 4-pipe configurations
typically a 1/2-inch diameter shaft
This 20-inch 4-blade assembly features a 26-degree pitch optimized for maximum CFM output while maintaining structural integrity under load
The Cv rating for this valve is 1
Broad Compatibility: A direct OEM replacement for various Lochinvar and A
Siemens Building Technology QAM2030.045 Sensor 322838-753 This low voltage FCU thermostatThe Siemens QAM2030. 045 is a professional grade duct point temperature sensor engineered for precise air monitoring in forced air HVAC systems. Featuring an 18 inch rigid stainless steel probe, this sensor is designed to provide accurate spot measurements deep within the airflow to minimize the impact of duct wall temperature stratification. It utilizes a high precision 10k Ohm Type 2 NTC thermistor, ensuring full compatibility with a wide range of