User ManualTable of ContentsGENERAL INFORMATION4FEATURES4SPECIFICATIONS5OPTIONAL 4-20 MA CURRENT OUTPUT5OTHER ACCESSORIES61.4.1. Hastings Power supplies61.4.2. Interconnecting Cables6INSTALLATION AND OPERATION7RECEIVING INSPECTION7POWER REQUIREMENTS7OUTPUT SIGNAL7MECHANICAL CONNECTIONS82.4.1. Filtering82.4.2. Mounting82.4.3. Plumbing8ELECTRICAL CONNECTIONS8OPERATION92.6.1. Operating Conditions92.6.2. Zero Check102.6.3. High Pressure Operation102.6.4. Blending of Gases11OUTPUT FILTER12CONTROLLING OTHER PROCESS VARIABLES12COMMAND INPUT13VALVE-OVERRIDE CONTROL13GAIN POTENTIOMETER13TEMPERATURE COEFFICIENTS14THEORY OF OPERATION15OVERALL FUNCTIONAL DESCRIPTION15SENSOR DESCRIPTION15SENSOR THEORY15BASE17SHUNT DESCRIPTION17SHUNT THEORY17CONTROL VALVE21ELECTRONIC CIRCUITRY21MAINTENANCE22TROUBLESHOOTING22ADJUSTMENTS234.2.1. Calibration Procedure23END CAP REMOVAL23PRINTED CIRCUIT BOARD REPLACEMENT24SENSOR REPLACEMENT24GAS CONVERSION FACTORS25VOLUMETRIC VS MASS FLOW27DRAWINGS AND REFERENCES28WARRANTY31WARRANTY REPAIR POLICY31NON-WARRANTY REPAIR POLICY31Size: 805 KBPages: 31Language: EnglishOpen manual