XZR500 Combustion Control Oxygen Analyzer

The XZR500 oxygen analyzer from Michell Instruments is designed to determine the excess air required for optimum combustion. It uses advanced Zirconium Oxide technology to measure levels of oxygen in harsh conditions such as boilers, incinerators and furnaces. It provides fast, accurate readings taken in the harshest of conditions.





Product Features

  • Reliable and repeatable measurements
  • Simple to maintain, easy to calibrate
  • Robust design
  • Quick and easy to install
  • Simple to use
  • No chance of thermal shock to sample cell
  • Long life zirconia cell
XZR500

Technical Specifications

Sensor Type
Measurement Principle Zirconium Oxide Sensor with metallic sealed reference and K Type T/C
Performance
Gas requirements Typical exhaust gas
Measurement Range 0.01 to 25% Oxygen
Accuracy Better than ± 2% of reading
Response Time (T90) 20 seconds
Repeatability ± 0.1%
Fidelity 1% per month
Linearity Better than ± 1%
Sample Flow Rate Flue Gas at 0.5 m/sec minimum rate
Maximum Sample Pressure Depending on application
Maximum Sample Temperature 1300°C (see probe selection in Wetted Materials)
Outputs
Output Signal One off 0/4-20 mA linear with Galvanic Insulation Output
2nd optional output
Output Load Over 1000 Ω
Self-diagnostics Included in readout
Output Ranges Freely configured between 0.01 to 25%
Alarms 2 Alarms; user adjustable (10 W)
1 Fault Alarm
Display Resolution 0.1% in standard
(0.01% on request)
Power Supply 110 V (100 to 120), 50 - 60 Hz or 220 V (190 to 240) 50 Hz
Power Consumption 110 VA
Ambient Temperature Range 0 to 55°C
Sensor Temperature 700°C
Operating Humidity 5 to 90% RH without condensation
Physical
Dimensions 300 x 300 x 200mm (Control)
290 x 135 x 650mm (Sensor)
Weight 10 to 15kg depending on application
Wetted Materials (Maximum temperature) 304 L Stainless steel (700°C)
Inconel 600 (1000°C)
HR160 (600°C to 1000°C)
C2000 (600°C)
Halar coating (120°C)
Ceramic (1300°C)
Probe Lengths 0.4, 0.6 and 0.9m
Installation Stack and wall mounting
Housing Ingress Protection Weather proof enclosure to sensor: IP53
Control unit: IP52

Applications

 Natural Gas & Petrochemicals General Engineering Power Generation Environment Process Industries Metals and Heat Treatments

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