EInst-051313-body.jpgThe new BTU4400-NOx is a portable flue gas analyzer designed for emissions monitoring and maintenance, and tuning of combustion processes. Its rugged design and “true NOx” capability makes the 4400 ideal for boiler, engine, furnace, and other combustion applications. The BTU4400-NOx includes up to four gas sensors, a built-in printer, temperature and pressure measurements, a rechargeable lithium ion battery, and an internal data memory with 900 tests. PC software is included with a USB communications cable.