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Heated CLD NOx Analyser

Topaze 32M

Single reaction chamber version for the monitoring of NO or NOx, or dual chamber for NO, NOx and NO2 measurements

Exist in 2 different versions:

• TOPAZE 52M-S : NO or NOx monitoring
• TOPAZE 52M-D : NO-NOx and NO2 simultaneous monitoring

Have questions? Call +61 2 9622 6327

  • Heated analyzer (temperature controlled up to 180°C) with measuring chamber under vacuum minimizing the quenching effect
  • Designed to measure wet & corrosive samples
  • Automatic CO2 and H2O quenching correction
  • Proven EPA reference method
  • CLD technique for continuous and simultaneous measurement of NO, NO2 and NOx, in compliance with EN 14792
  • Accurate measurement in the range: 0-10/100/1 000/10 000 ppm
  • Graphic Liquid Crystal Display (LCD) with interactive menu driven software with enhanced speed display
  • Built-in memory for data storage
  • Built-in Ethernet TCP/IP connection for remote control and serial interface RS232
  • Fast response time (<2 sec)
  • Communication by AK protocol (RS232 / RJ45)
  • Available in 2 versions:
    TOPAZE 52M-S : NO or NOx monitoring
    TOPAZE 52M-D : NO-NOx and NO2simultaneous monitoring
  • Engine manufacturing and testing in the automotive, heavy duty, aviation, marine, rail transport sectors, etc.
  • Continuous Emission Monitoring
  • Combustion control
  • Process monitoring
  • Laboratories and Research Centres…

Measurable Parameters

PollutantRange (ppm)
NO0-10 / 10000
NO20-10 / 10000
NOx0-10 / 10000
Lowest / Highest available ranges expressed in mg/m3 (may vary with your site conditions to be indicated on the Site Survey Form)

Technical Specifications

QAL1 to EN 15267-3 certifiedNO
US EPA complianceYES
Sampling technologyHot/Wet Extraction
Sample transfert180°C heated sampling line
Back flush functionYES
Span injectionYES on analyser or at sample point
Built-In O2 optionNO
Serial link communicationRS232 / RS422
Other CommunicationEthernet
Analogue OUTPUTSOptional
Dimensions (mm)19” rack: 483 x 470 x 177 (L x W x H)


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