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  5. 8000 Series Ultra High-Precision Pressure Sensor

8000 Series Ultra High-Precision Pressure Sensor

Submersible Depth Sensors


Key features

• 0.01% Typical Accuracy
• Parts-per-billion Resolution**
• Low Power Consumption
• High Stability and Reliability
• NIST Traceable - CE Compliant
• Fully Calibrated and Characterized
• Frequency Outputs or Dual RS-232 and RS-485 Interfaces


About the 8000 Ultra High-Precision Pressure Sensor

Digiquartz® Transducers are incorporated into submersible housings as depth sensors. All depth sensor ranges are available with either frequency outputs or integral intelligent electronics with bi-directional digital communications. Typical application accuracy is better than 0.01% with parts-per-billion resolution, low power consumption, and excellent long-term stability.

Features and Performance

  • 0.01% Typical Accuracy
  • Parts-per-billion Resolution**
  • Low Power Consumption
  • High Stability and Reliability
  • NIST Traceable - CE Compliant
  • Fully Calibrated and Characterized
  • Frequency Outputs or Dual RS-232 and RS-485 Interfaces
  • *Products defined by specification control drawing
    **With Digiquartz® Nano-resolution electronics

Applications 8000

  • Geodesy
  • Underwater Pipe Laying and Surveying
  • Tsunami Detection
  • Wave and Tide Gauges
  • Offshore Platform Leveling
  • Oceanography
  • Dam and Reservoir Level Sensing
  • Hydrology
  • Remotely Operated and Autonomous Underwater Vehicles

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Technical Specifications

Specification Value
Calibrated temperature range -2°C to +40°C
Current consumption 16.5 mA Quiescent, 32 mA max @ +6 VDC
Hysteresis 8CB ≤± 0.01% Full Scale, 8CDP ≤± 0.005% Full Scale
Input voltage +6 (Min) to +16 VDC
Output signal RS-232 meets EIA/TIA specs, RS-485 meets EIA/TIA specs
Over pressure 1.2 times Full Scale
Pressure performance Accuracy typically better than 0.01% Full Scale (See SCD)
Repeatability 8CB≤± 0.01% Full Scale, 8CDP≤± 0.005% Full Scale
Thermal sensitivity <0.0008% Full Scale / deg C