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Backflow Prevention Products - Test Kits - Duke

Duke Test Gauge for Backflow

Duke E-Z 900 Backflow Test Kit Duke E-Z 900 Backflow Test Kit Close up

E-Z 900

Automatic Computerized Calibration

  • Includes: Carrying case & strap, Battery chargers, Hoses, Brass fittings, Testing Instructions
  • Computerized Backflow Test Gauge - Ver. D3.2
  • Tests All Backflow Assemblies
  • Three gauges in one tester with continuous display of high side and low side and differential pressures.
  • 0-250 psi. High side and low side in 1 psi increments. Differential pressures in tenths (0.0 psi).
  • Function prompts shown in display.
  • Automatic calibration (upon gauge activation).
  • Accuracy ±.2 PSID.
  • Null feature, differential pressures can be reset to zero and then restored to normal operation.
  • Two SS transducers (pressure sensors).
  • Overload Pressure: 900 psi
  • Burst pressure: 3000 psi
  • Temperature: 35 - 250°F
  • Two valve (vent) operation, high side and low side.
  • Two keypad buttons: On and Hold/Null/Manual off
  • Automatic off, after 10 minutes of no activity.
  • Three replaceable d size rechargeable batteries (may use alkaline batteries).
  • Low battery indicator (star appears top left in display).
  • Rechargeable batteries recharged by 110V or 12VDC adapters
  • Water resistant design.