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The SleepSense Double Loop Piezo Crystal Effort Sensor Kit (#1387-Kit) includes a Double Loop Piezo Crystal Respiratory Effort Sensor (#1387), Velstretch Band 1.5" - Large (#1341), and Velstretch Band 1.5" - XL (#1340).

Warranty: Factory 1 Year - Free of Defects in Materials and Quality Workmanship.

Using a piezo-electric crystal, the respiration effort sensor converts chest or abdominal respiration movement to a small analog voltage that provides a clear, reliable indication of respiration waveforms.

NOTE: SleepSense items are for professional use only, and are for sale by or on the order of a physician only.

SleepSense Double Loop Piezo Crystal Effort Sensor Kit Features

  • Isolated element provides excellent immunity to environmental artifacts.
  • Very strong and stable signal.
  • Sensors individually calibrated for consistent sensitivity.
  • Sturdy mechanical design.

SleepSense Double Loop Piezo Crystal Effort Sensor Kit Specifications

  • Sensor Technology: Piezo crystal in ABS box.
  • Typical Polygraph Settings:
    • Sensitivity: 100 to 300 μV/mm.
    • Low Frequency Filter: 0.1 Hz.
    • High Frequency Filter: 70 Hz.
  • Typical Signal Amplitude:
    • Typical 1 mV peak to peak.
    • Signal amplitudes vary. Response is dependent on such variables as sensor position, strap tension and polygraph characteristics, etc.
  • Physical Size: 3" side to side.
  • Cable: White PVC insulation tinsel wire.
  • Cable Length: Sensor: 6'7"; 1.5 mm touch-proof connector.
  • Weight: 0.19 lbs (3 oz).
  • Sensor: Small ABS box 1" x 0.7" x 0.5" / buckles / double loop / Velcro tabs.
  • Operating Conditions: 40 to 104 °F.
  • Storage Temperature: -4 to 140 °F.
  • Operating and Storage Humidity: 5 to 95% (non-condensing).

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