Advanced Energy`s BoilerSpection SD imaging system provides clear, informative through-flame imaging. With BoilerSpection SD, you can proactively manage your boilers and vastly improve uptime. In fact, a return on investment study by customers found ROI measured in only a few months, not years. Resilient and robust for harsh environments. Measurement range: 500 to 1600°C (932 to 2912°F). Stainless steel constructions with air cooling and purge.