EC Sense

ES1-O3-5 Ozone Gas Sensor

Model: ES1-O3-5-01

Ozone Amperometric, 3-electrode

ES1 package, 0 – 5 ppm range, Ozone detection

ES1-O3-5 Ozone Gas Sensor

The EC Sense ES1-O3-5 is an electrochemical gas sensor for Ozone detection, with a 0 – 5 ppm range, -70 nA/ppm ± 25 nA/ppm sensitivity and T50 < 40 s, T90 < 120 s response. PPO housing at under 0.7 g in an ultra-compact SMD package — ideal for portable detectors and space-constrained modules Well suited to industrial safety, leakage detection and emission monitoring, with a designed lifetime of > 2 years.

Key Features

  • Detects with high selectivity a wide variety of gases
  • Long lifetime > 2 years
  • No-poisoning
  • Typical warm-up time in seconds
  • Fast response time
  • nA power consumption
  • Linear output
  • No zero line drift
  • Better signal to noise ratio
  • Wide temperature range of -20 °C to +55 °C
  • Excellent sensitivity at low temperatures
  • No leakage
  • Small size
  • RoHS compliant

Typical Applications

Industrial SafetyLeakage DetectionGas Manufacturing Process MonitoringEmission MonitoringOutdoor Air QualitySewage / Water Treatment PlantBiogasGarbage DisposalIndoor Air Quality

Calibration & Cross-Sensitivity

Calibrated with Ozone standard gas. Cross-sensitivity to other gases may exist — see the cross-sensitivity table in the datasheet.