It is primarily used in Carrier 52MQ and 52ME series units

For pneumatic integration

whereas the 752 model is designed for automatic reset applications

processing data from pressure transducers and thermistors to regulate electronic expansion valves

allowing for an adjustable deadband between 5 and 12 psig

Conbraco 10-322-B50 Valve R-448A It is primarily used inThe Conbraco 10 322 B50 Valve is a high performance ASME Section VIII safety relief valve designed specifically for the rigorous demands of steam certified pressure vessels. Featuring a 3 4 inch MNPT inlet and a 3 4 inch FNPT outlet, this brass steam relief valve is factory set at 50 PSI to prevent over pressurization in commercial and industrial applications like sterilizers, autoclaves, and steam cookers. With a rated steam flow capacity of 625 lb.