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Omega DMD-476 User Manual

Dmd-476 bridgesensor ac powered signal conditioner

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Summary of Contents for Omega DMD-476

  • Page 1 ®...
  • Page 2: On-Line Service

    Toll Free in the United Kingdom: 0800-488-488 e-mail: info@omega.co.uk It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply. OMEGA is constantly pursuing certification of its products to the European New Approach Directives.
  • Page 3: Specifications

    Description The Model DMD-476 is a self contained, AC powered signal conditioner for bridge type instrumentation. It contains a precision instrumentation amplifier with isolated, filtered output and a highly regulated, low noise, adjustable output bridge excitation source. The unit is completely encapsulated for use in rugged environments.
  • Page 4 SWB - Excitation Voltage s t l SWA - Control Switch MODEL DMD-476 Block Diagram Mechanical Specifications...
  • Page 5 -Sense to -Excitation, terminal 1 to 2. 2. Apply power to the DMD-476 and adjust the Excitation supply. Turn SWB-1 “ON” for a fixed 10 Volts. This will set the supply to 10.2 ±2.5% and provide the best temperature stability. For voltages between 5 and 10 Volts, place SWB-1 in the “OFF”...
  • Page 6 Tare Weight Compensation The Model DMD-476 has two different zero controls. One is called the OUTPUT zero and can be set to 0mA or 4mA with SWA-2. The other zero control is called TARE. SWA-1 allows the selection of one of two TARE ranges, -3mV to 15mV or +15mV to +25mV.
  • Page 8 Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies Wire: Thermocouple, RTD & Thermistor Calibrators & Ice Point References Recorders, Controllers & Process Monitors Infrared Pyrometers Transducer & Strain Gauges Load Cells & Pressure Gauges Displacement Transducers Instrumentation & Accessories Rotameters, Gas Mass Flowmeters &...