Alfa-Laval plate and frame heat exchanger

Alfa-Laval plate and frame heat exchanger, model number M10-BW FDR, serial number 30103-94334, National Board number 11139, 2" threaded fittings, maximum working pressure 250 PSI at 175 degrees Fahrenheit, minimum working temperature -5 degrees Fahrenheit at 250 PSI, 52 each 15" wide x 34" tall plates, total surface area of 184 square feet, stainless steel contact, mild steel frame.