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701, 711 and 721


0 to 2000 psi, 0 to 135 bar; -40° to 250°F, -40° to 121°C




3 Years

The SOR 701 single point Ultrasonic level switch is a cost-effective level sensing solution for your applications. Preventive maintenance is a breeze requiring only an annual visual inspection because it is an electronic instrument with no moving parts. A technician with basic electrical skills (wiring) can service the instrument.

The popular 701 model ultrasonic level switch is compact, easy to install, economical and needs no calibration when it comes from the SOR factory.

  • Low cost
  • No calibration required
  • Pressure from vacuum to 2000 psi, temperature from -40°F to 250°F
  • Relay and current shift (8/16 mA) outputs available
  • 316SS sensor

Additional materials