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It is not designed for R-410A applications
often cited as the DCP1
and KCQ10 models
this specific thermal expansion valve is calibrated for R22 and R407C pressure-temperature characteristics
Siemens Building Technology 544-643A Tool 320788-704 It is not designed forThe Siemens Building Technology 544 643A Pass Key is a vital TEC room unit configuration tool designed for senior technicians and HVAC contractors managing complex building automation systems. Built for field reliability, this room sensor configuration tool provides the hardware interface necessary to program, calibrate, and troubleshoot Siemens Series 2000, 2200, and 2300 room sensors. It streamlines the commissioning process by allowing direct
