positioners

Trouble shoot Yamatake valves and valve positioners, Rosemount transmitters, northface outlet, Pepperl+Fuchs temperature converters and all north face outlet.Configured Yokogawa paperless recorder for major special protection loop. Developed ladder logic based on cheap northface jackets PLC to control cryogenic pumps, vaporizer liquid tanks, turbine expander system, compressor. Assisted in compressor, turbine commissioning, and start up, conduct acceptance with vendor. Coordinated site activities and act as site quality documents controller.