IR600 has a 30:1 distance to target ratio with a temperature range of -25 to 1,100 oF (-32 to 600oC), and the IR700 offers a 50:1 ratio and temperature range of -25 to 1,400oF (-32 to 760 oC). Each model has an 8-point laser sighting circle, adjustable emissivity and is selectable for either Fahrenheit or Celsius readings. The devices can store infrared temperature, emissivity and temperature scales for up to 12 readings. Circle 212
Dwyer Instruments Inc.