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Key Benefits Factory-Calibrated Precision: Fixed 7 PSI open and 22 PSI close settings provide consistent protection against low-charge conditions
How do I perform a recalibration on this model
Key Benefits OEM Precision: Genuine Trane replacement ensures exact calibration for the 170°F reset and 200°F open trip points
low refrigerant charge affecting the pressure differential needed for the slide
For contractors performing a field repair
MAMAC Systems PR-275-R2-VDC Pressure Sensor Els PW 29614 Key Benefits Factory-Calibrated Precision: FixedThe MAMAC Systems PR 275 R2 VDC is a high precision differential pressure transducer designed for critical building automation systems. This unit features a micro machined glass on silicon (Gl Si) capacitance sensor, eliminating common issues like zero drift and calibration shifts from overpressure. As a professional grade low pressure sensor, it offers exceptional stability for monitoring duct static pressure, filter status, and cleanroom