| Manufacturer part number (MPN) | 4321655 Brand: Fluke Category: Tools Infrared temperature range: -40°C to 800°C (-40°F to 1472°F) Infrared accuracy: 0°C (32°F): ±1% or ±1.0°C (±2.0°F), whichever is greater Display resolution: 0.1°C / 0.1°F Infrared spectral response: 8 µm to 14 µm Infrared response time: < 500 ms Thermocouple type-k input temperature range: -270°C to 1372°C (-454°F to 2501°F) Thermocouple type-k input accuracy: < -40°C: ±(1°C + 0.2°/1°C) ≥ -40°C: ±1% or 1°C, whichever is greater < -40°F: ±(2°F + 0.2°/1°F) ≥ -40°F: ±1% or 2°F, whichever is greater Laser sighting: Single-point laser minimum spot size: 19 mm (0.75 in) Emissivity adjustment: By built-in table of common materials or digitally adjustable from 0.10 to 1.00 by 0.01 Data storage: 99 points Hi/Low alarms: Audible and two-color visual Min/Max/Avg/Dif: Yes Display: Dot matrix with function menus Backlight: Two levels, normal and extra bright for darker environments Trigger lock: Yes Switchable celsius and fahrenheit: Yes Power: 2 AAA/LR03 type-approved batteries (For a list of type-approved batteries, refer to Product Safety Instructions.) Battery life: 4 hours with laser and backlight on; 100 hours with laser and backlight off, at 100% duty cycle Operating temperature: 0°C to 50°C (32°F to 122°F) Storage temperature: -20°C to 60°C (-40°F to 140°F) Bead thermocouple type-k range: -40°C to 260°C (-40°F to 500°F) Bead thermocouple type-k accuracy: ±1.1°C (2.0°F) from 0°C to 260°C (32 °F to 500°F), typically within 1.1°C (2.0°F) from -40°C to 0°C (-40°F to 32°F) |