RTD sensor

EDS0071 OW-RTD2W

  • Microprocessor-based RTD sensor from Embedded Data Systems
    http://www.embeddeddatasystems.com/OW-RTD4W--1-Wire-Interface-for-4-Wire-RTD_p_165.html
  • Supports high-precision RTD temperature sensors
    Parameter Minimum Typical Maximum Units
    Operating Temperature Range -40 - 85 °C
    Temperature Accuracy* -200 to +200°C -0.025 - +0.025 %
    Temperature Accuracy* -200 to +850°C -0.050 - +0.050 %
    RTD Element -200 to + 200°C (Type A) -0.47 - +0.47 °C
    RTD Element -200 to + 650°C (Type A) -1.235 - +1.235 °C
    Temperature  Resolution
    0.0004882
    °C
    Supply Voltage 4 - 18 Volts DC
    Active Current   11.4   mA
    Standby Current   2.1   mA
    Enclosure Dimensions (L x W x H) 4.109 2.233 1.594 Inches

    • 4-wire RTD element
    • Default 100 Ohm
    • Information on RTD: http://www.omega.com/prodinfo/rtd.html
      4-wire RTD
      Example at : http://www.omega.com/pptst/HSRTD.html
    • Can control
      • Sampling rate
      • Alarm thresholds
      • calibration
  • Optional relay control
    • Normal on/off
    • Controlled manually or via temperature readings
  • Fully supported by OWFS
    • Version 2.8p8 +
    • Family code 7E (for all EDS sensors)
      up directory
      EDS0071 EDS0071
      address 7E5E200000100085
      alias
      crc8 85
      device_id 113
      device_type EDS0071
      family 7E
      id 5E2000001000
      locator FFFFFFFFFFFFFFFF
      memory
      Load from file:
      pages pages
      r_address 8500100000205E7E
      r_id 00100000205E
      r_locator Error: Invalid argument
      tag EDS0071 RTD-4wire
      type EDS
    •  Sensor-specific properties are exposed under EDS0071 directory
      up directory
      LED LED
      alarm alarm
      calibration calibration
      counter counter
      delay
      relay relay
      resistance 107.902
      set_alarm set_alarm
      temperature 20.2778
      threshold threshold
      user_byte


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