... downhole, such as gamma rays, temperature, soil resistivity, pressure, drill angle, etc., and transmits them to the surface ... equipment composes of Power Supply Box, Remote Data Processor, Pressure Transducer and Computer that perfom data reception, processing and display. ... accuracy: ±1.0°Max Operating Temperature: 150°C Max Pressure: 100MPaPressure barrel outer diameter: Φ48mm Natural Gamma: Sensor: ...