The IM 1000-1/-2 is a high quality combustion analyzer. It is a solution for technicians working to set and maintain optimum efficiencies for boilers or furnaces. Equipped with a new improved user-friendly interface as well as a DMM style rotary selector, a real time clock and a magnet built-in to the boot, it captures and calculates data with professional accuracy and ease. The IM1000-2 has an additional CO sensor (CO).