Omega HH505 Product Manual

Omega engineering, inc. digital thermometer product manual

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Summary of Contents for Omega HH505

  • Page 1 OMEGA...
  • Page 2 European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification. The information contained in this document is believed to be correct but OMEGA Engineering, Inc. accepts no liability for any errors it contains, and reserves the right to alter specifications without notice.
  • Page 3: Safety Information

    This instrument is a 4½ digit, compact-sized portable digital thermometer designed to use external 100W Platinum RTD as temperature sensor. Tem- perature indication follows Reference Temperature/Resistance Tables (Pt385 for European Curve, Alpha=.00385 and Pt3926 for American Curve, Al- pha=.003926). SAFETY INFORMATION It is recommended that you read the safety and operation instructions before using the thermometer.
  • Page 4: Specifications

    ELECTRICAL Temperature Scale: Celsius or Fahrenheit user-selectable. Measurement Range: Pt385(100W ) -200°C to 800°C, (-328°F to 1472°F) Pt3926(100W ) -200°C to 630°C, (-328°F to 1166°F) Resolution: 0.1°C or 0.2°F Accuracy: Accuracy is specified for operating temperatures over the range of 18°C to 28°C (64°F to 82°F), for 1 year, not including RTD probe error.
  • Page 5 ENVIRONMENTAL Ambient Operating Ranges: 0°C to 50°C (32°F to 122°F) <80% R.H. Storage Temperature: -20°C to 60°C (-4°F to 140°F) <70% R.H. GENERAL Display: 4½ digit liquid crystal display (LCD) with maximum reading of 19999. Overload: "----.-" is display. Battery: Standard 9V battery. Battery Life: 100 hours typical.
  • Page 6: Operating Instructions

    OPERATING INSTRUCTIONS Power Switch key turns the thermometer on or off. In the data SET mode, can not power off, must leave data SET mode then power off. °C/°F Selecting the Temperature Scale (Main display) Reading the main displayed in either degrees Celsius(°C) or degrees Fahrenheit(°F).
  • Page 7 The Pt385/Pt3926 key switch the T1 input selects the Pt385 or Pt3926 RTD probe as input. When the thermometer is turned on, it is set to the probe selected that was in use when the thermometer was last turned off.
  • Page 8 °C/°F Selecting the Temperature Scale (Second display) Readings the second displayed in either degrees Celsius(°C) or degrees Fahrenheit(°F). When the thermometer is turned on, it is set to the temperature scale that was in use when the thermometer was last turned...
  • Page 9 ENTER key, stored the Lo Limit value and exit SET mode. 4. When the thermometer is turned on. The Relative set value and Hi/Lo Limits set value that was in use when thermometer was last turned off set values.
  • Page 10 Hi Limit value Recall display mode Press Hi RECALL key to display the Hi set Limit value on second display. Press Hi RECALL key again to exit this mode. Lo Limit value Recall display mode Press Lo RECALL key to display the Hi set Limit value on second display. Press Lo RECALL key again to exit this mode.
  • Page 11: Operator Maintenance

    OPERATOR MAINTENANCE To avoid possible electrical shock, disconnect the thermocouple connectors from the rmometer before removing the cover. Battery Replacement Power is supplied by a 9 volt "transistor" battery. The " display when replacement is needed. To replace the battery, remove the two screws from the back of the meter and lift off the battery cover.
  • Page 12 TEMPERATURE VS RESISTANCE TABLE(ITS90) °C -200°C -100°C 0°C 100°C 200°C 300°C 400°C 500°C 600°C 700°C 800°C Pt385 18.521W 60.256W 100.000W 138.505W 175.856W 212.052W 247.092W 280.977W 313.708W 345.280W 375.700W Pt3926 16.996W 59.479W 100.000W 139.272W 177.362W 214.275W 250.018W 284.591W 317.994W...
  • Page 13 HH 504 / HH 505 CALIBRATION PROCEDURE Note: The following calibration procedure should perform only by qualified technicians who have access to the items as following. Equipment: The class of calibrator had better 10 times greater than the measured meter. 1.
  • Page 14 OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase. OMEGA Warranty adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time.
  • Page 15 Where Do I Find Everything I Need for Process Measurement and Control? TEMPERATURE PRESSURE/STRAIN AND FORCE FLOW/LEVEL pH/CONDUCTIVITY M-2810/0799 OMEGA...Of Course! DATA ACQUISITION HEATERS ENVIRONMENTAL MONITORING AND CONTROL...

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