Trace O2  |  0 to 1,000 PPM Range

Model 7100  |  Model 7100E

Compact Series
Internal or external remote ZR400 Sensor

The Neutronics Model 7100 is a compact analyzer designed for trace oxygen gas measurement.  This analyzer features a rapid-response mini-zirconia sensor with a measurement range of 0 to 1000 ppm oxygen.  Extremely fast response, high accuracy, and no requirement for periodic calibrations make this analyzer a low-maintenance solution that delivers reliable performance for critical process control applications.

  • Sensor: Mini-Zirconia Sensor, ZR-400
  • Measurement Range: 0-1,000ppm auto-range or fixed range output (0-100 ppm, 0-1,000 ppm)
  • Display: 0.75” (19.05mm) LED digital display; color coded LEDs for system status — Alarms 1&2= RED, system fault= YELLOW, OK and online= GREEN
  • Response Time: T90
  • Accuracy: ±2.0% of range at calibrated temperature and pressure of ±3ppm
  • Operating Temperature: 0-50º C (32-122º F)
  • Sample Pressure: 15 inHg vacuum to 7 psig (0.5 to 1.5 bar)
  • Serial Service Port: RS-232
  • Analog Voltage Output: Choice of 0-1VDC, 0-5VDC, or 0-10VDC
  • Analog Current Output: 4-20mA, 12VDC, negative ground
  • Alarm Outputs: Two alarms with adjustable form C relay outputs; configurable for fail-safe/non-fail-safe and ascending/descending action
  • Power: 90-264 VAC, 50-60 Hz, single phase or 24 VDC
  • Environmental Ratings (Analyzer): faceplate — NEMA 4, IP66; electronics compartment — NEMA 1, IP20
  • Weight: 3 lbs. (1.4 kg)
  • 0 to 1000 ppm measurement range
  • Mini-zirconia oxide ZR400 sensor
  • ±2.0% accuracy
  • Internal or external remote sensor mounting with KF fitting option
  • T90< 10 seconds