Combustion Gas Analyzers (CGA) supply real-time data for tuning and preventive maintenance monitoring of burners on furnaces, boilers, and other heating appliances. Models are available to measure O2, CO, NO, NOx, CO2, efficiency, draft pressure, differential pressure, and temperature (both stack and ambient). Features include factory-calibrated, field-replaceable sensors; automatic O2, baseline, and auto zeroing of sensors; 12- to 24-hour battery life; and automatic calculation of sample averages.

Alnor Products/TSI Inc., 500 Cardigan Rd., Shoreview, MN 55126; 651-490-2811 or 800-424-7427; 651-490-3880 (fax); customerservice@alnor.com; www.alnor.com.

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