Profile: Teledyne Monitor Labs is a supplier of environmental monitoring instrumentation for the detection, measurement, and reporting of air pollutants. We are an ISO 9001 certified company. Our products include flow monitors, gas monitors, opacity monitors and particulate monitors. Our SM425 oxygen analyzer can be used for both compliance monitoring of diluent gas, and oxygen monitoring for combustion & process control applications. Our sensor-e® series of gas analyzers use proven analytical techniques, coupled with microprocessor technology to provide accurate and dependable gas measurements. The multi tasking software gives real time indication of a large number of operational parameters and provides automatic alarms if diagnostic limits are exceeded.