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Differential Pressure Transmitter (Dual LCD)


DPT511 is a programmable, microprocessor-based, differential pressure transmitter. It is user configurable for pressure range and unit. It is designed operated at a very low pressure applications such as : Clean rooms, hospitals, fume hoods and computer rooms.

  • 4~20 mA / 0~20 mA / 0~1/5/10 V outputs
  • Load for voltage output > 10 kohms
  • Voltage or current analog output
  • RS485 communication with MODBUS PROTOCOL
  • Unit : Pa, mmWC, mbar, inWC, inHg, PSI, mmHg
  • High accuracy
  • Software calibration - no trimpots
  • 18~36 V DC or 20~32 V AC
  • Dual 7-segment LCD display
  • User programable RS485 or USB port
  • Parameter configuration can be done through keys
  • Auto-zero adjustment with pushbutton switch
  • Surface mount or Flameproof (with IP66 enclosure) available
  • Duct mount model comes with factory installed duct probe and can be used in duct mounting application


  • Pressure



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