Model CR87-P Pressure Recorder with remote sensor employs advanced micro controller design that enables instrument to accurately measure and record pressure. Selector switches located on the face panel allow for reading of three different pressure ranges at four different recording speeds. Remote pressure sensor has a 6-foot long cord with a stainless steel 17-4 pressure port 1/2 NPT, burst pressure 2500 PSI rated for any gas or fluid compatible with 17-4 stainless steel. Pressure range is 0-500 PSI or 0-35 BAR, depending upon model. Kernco Instruments Co., Inc. 420 S. Kenazo Ave. El Paso, TX, 79928-7339