1.01 Deliverable A. The successful bidder shall supply four (4) thermoparamagnetic oxygen transmitters packaged in aluminum, explosion-proof enclosures with a display. The transmitters shall work in conjunction with four (4) sample systems provided by the successful bidder designed for measurements in blanket gas and inert gas applications where condensates need to be returned to the process. 1.02 Capability: A. The thermoparamagnetic oxygen transmitter shall be designed for stability and longevity in a hazardous area while providing high accuracy percent-level measurements. B. The sample system must deliver a clean, representative sample to the thermoparamagnetic oxygen transmitter at optimal temperatures, pressures, and flow rates. 1.02 Thermoparamagnetic Oxygen Transmitter Technical Specifications A. Accuracy - +/- 1% of span B. Linearity - +/- 0.5% of span C. Repeatability - +/- 0.2% of span D. Zero Stability - +/- 1% of span per month E. Span Stability - +/- 0.4% of span per month F. Analog Output – Two 4-20 mA isolated, field programmable G. Power – 24 VDC +/- 4 VDC, 2.5A H. Operating Pressure – Close to atmospheric I. Enclosure – Aluminum, explosion proof, with display J. Wetted material – 316 Stainless Steel K. O-Rings – Viton L. Certification – US/CAN Div 2 M. Standard Response Time – 75 Seconds N. Oxygen Output Range – 0 to 100% O. Calibration Compensation – Atmospheric pressure compensation and standard background gas compensation P. Safety Level – SIL2 by Design Q. Ambient Operating Temperature shall be rated as -20° C to +40° C R. Field calibration via integrated HMI S. Modbus communication port connects with PC software or separate control system T. Four alarms U. Warm up time – 30 minutes V. Ergonomical and compact design with 4 conduit connections on both sides of the transmitter W. Integrated display 1.03 Sample System A. Process Connections – ¼” Tube Fittings B. Process Tubing – ¼” x 0.0035” SS 316L C. All process components shall be individually tagged 1.04 Warranty: A. 18-month warranty 1.05 Submittals: A. Manufacturer’s literature, specifications, and engineering data including dimensions, material, size and weight. B. Operation and maintenance manuals including complete installation, operation and maintenance data including installation and wiring diagrams. C. A complete parts list and exploded view diagram of all equipment supplied. D. List of recommended critical spare parts expected to economically wear or with extensive estimated lead times. 1.06 Manufacturer(s): A. Acceptable manufactures include: 1. Panametrics or approved equivalent
