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INDIAN RIVER COUNTY JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />a. Trerice, H. O. Co. <br />b. REOTEMP Instrument Corporation. <br />c. Weiss Instruments, Inc. <br />2. Standard: ASME B40.200. <br />3. Case: Cast aluminum; 6 -inch nominal size. <br />4. Case Form: Back angle or Straight unless otherwise indicated. <br />5. Tube: Glass with magnifying lens and blue or red organic liquid. <br />6. Tube Background: Nonreflective aluminum with permanently etched scale markings <br />graduated in deg F and deg C. <br />7. Window: Glass. <br />8. Stem: Aluminum or brass and of length to suit installation. <br />a. Design for Thermowell Installation: Bare stem. <br />9. Connector: 3/4 inch, with ASME B1.1 screw threads. <br />10. Accuracy: Plus or minus 1 percent of scale range or one scale division, to a maximum of <br />1.5 percent of scale range. <br />2.2 THERMOWELLS <br />A. Thermowells: <br />1. Standard: ASME B40.200. <br />2. Description: Pressure -tight, socket -type fitting made for insertion into piping tee fitting. <br />3. Material for Use with Copper Tubing: CNR. <br />4. Material for Use with Steel Piping: ORES. <br />5. Type: Stepped shank unless straight or tapered shank is indicated. <br />6. External Threads: NPS 1/2, NPS 3/4, or NPS 1 ASME B1.20.1 pipe threads. <br />7. Internal Threads: 1/2, 3/4, and 1 inch, with ASME B1.1 screw threads. <br />8. Bore: Diameter required to match thermometer bulb or stem. <br />9. Insertion Length: Length required to match thermometer bulb or stem. <br />10. Lagging Extension: Include on thermowells for insulated piping and tubing. <br />11. Bushings: For converting size of thermowell's internal screw thread to size of <br />thermometer connection. <br />Heat -Transfer Medium: Mixture of graphite and glycerin. <br />2.3 PRESSURE GAGES <br />A. Direct -Mounted, Metal -Case, Dial -Type Pressure Gages: <br />1. Manufacturers: Subject to compliance with requirements, provide products by one of the <br />following: <br />a. Trerice, H. O. Co. <br />b. Weiss Instruments, Inc. <br />C. Winters Instruments - U.S. <br />2. Standard: ASME B40.100. <br />3. Case: Liquid -filled type(s); cast aluminum or drawn steel4-1/2-inch nominal diameter. <br />4. Pressure -Element Assembly: Bourdon tube unless otherwise indicated. <br />METERS AND GAGES FOR PLUMBING PIPING 220519 - 2 <br />