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RH Systems 973-SF6 Analyzer


RH Systems



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Product Details

The RH Systems Model 973-SF6 Analyzer was specifically designed for measurement of humidity and SF6 purity in gas insulated switchgear systems. Humidity measurement data is displayed in ppmv, ppmw and dew/frost point at either system pressure or standard pressure. Purity measurement is displayed directly in % volume SF6. Both the humidity and purity measurements utilize accurate and reliable condensation techniques.


The RH Systems Model 973-SF6 Analyzer features:

  • 115/230V Input
  • Range: -55°C…+20°C DP, accuracy is 0.5 deg of reading
  • 80-100%Vol SF6
  • 10-20,000 ppmv
  • 973-SF6 Moisture and Purity Analyzer for SF6
  • Designed exclusively for SF6 with:
  • 3-stage Peltier cooling
  • Rhodium mirror
  • Digital display
  • Electronic flow meter
  • Ice test for checking accuracy at 0°C
  • 316 stainless steel internal tubing and fittings
  • SH measuring head for 150 psi (10 bar)
  • Internal pressure measurement
  • Built-in recovery system for no-loss operation (approx. 3 samples capacity)
  • ORIS – Optimal Response Injection System