modal3000Crossing Predictor Model 3000 Family. Section 15.0 • Added text: (4) Low resistance connection to earth ground. Fure 14-6 • Added A80170 Relay Adapter Module to pins 9 and 10 of 3000The Model 3000 PVT System is a precision instrument used to perform PVT studies on a variety of fluids with a special emphasis on those fluids typically