Continuous monitoring of trace dissolved oxygen in high purity water with integrated auto verification.
High-precision online analyser for the continuous measurement of trace-level dissolved oxygen in high purity water. The AMI Oxytrace QED features a three-electrode Oxytrace G sensor and integrated Faraday electrode for auto-verification. The Faraday electrode allows automatic or manual verification by electrochemically generated oxygen concentration in the lowest ppb range. The auto verification ensures the flawless operation of the analyser, by detecting changes in the response time and sensor failures.
Key Features
- Automatic verification in the ppb range using oxygen electrochemically generated by a built-in Faraday electrode.
- Sensor with a three-electrode set-up (gold cathode, silver anode and silver guard) and integrated temperature sensor.
- Automatic air pressure compensation enables simple calibration using ambient air.
- Automatic temperature compensation of the measured value to 25 °C.
- Automatic monitoring of electrolyte condition for predictive maintenance.
- Easy membrane and electrolyte replacement, with sensor cap lifetime of up to 24 months.
Oxytrace QED Specifications
Complete system mounted on a stainless steel mounting panel.
Transmitter in an aluminium housing (IP 66) with two signal outputs for measured values or continuous control, two relays configurable as limit switches, controllers or timers, one alarm relay as a summary alarm contact, and one input for a potential-free contact.
Flow cell QV-Flow PMMA OTG QED made of acrylic glass with integrated needle valve, Faraday electrode and digital sample flow meter, mounted on a stainless steel bracket.
Faraday calibrator for the automatic verification of the instrument.
| Measuring range | 0.01 ppb to 20.0 ppm O2 or 0 to 200% saturation (with Swansensor OXYTRACE G at 25 °C) |
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Process connections
| Inlet | Swagelok ¼” tube adapter |
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| Outlet | G ½” adapter for flexible tube Ø 20 × 15 mm (pressure-free) |
| Power supply | 100 – 240 VAC (±10%) or 10 – 36 VDC |
AMI Oxytrace QED CompactCompact analyser for trace dissolved oxygen in high purity water with integrated auto verification. Compact panel design (400 x 420 mm) allows for convenient installation in space-constrained environments. |
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Contact us to place an order.
Downloads
| Brochure | Product Flyer |
| Manual | Manual |
| Datasheet | Datasheet |



