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Professional technicians select the rugged Fluke
63, 66 or 68 IR thermometers for maintenance
diagnostics in demanding environments. The
durability, optical resolution, accuracy and
extended temperature ranges make the Fluke 63,
66 and 68 the maintenance technician’s preferred
choice for daily MRO tasks. For special surfaces
such as concrete tiles or lead, the Fluke 66 and 68
offer adjustable emissivity.
Fluke 63, 66 and 68
Model Fluke 63 Fluke 66 Fluke 68
Temperature range -32 to 535 ºC -32 to 600 ºC -32 to 760 ºC
(–25 to 999 ºF) (–25 to 1100 ºF) (–20 to 1400 ºF)
D:S (Distance to spot size)
12:1 30:1 50:1
at 90% energy
Laser sighting Single point, offset
Emissivity Preset 0.95 Adjustable
Accuracy
(Assumes ambient ± 1 % of reading or ± 1 ºC (± 2 ºF), (whichever is greater over the balance of the range)
operating temperature
of 23 ºC [73 ºF])
Response time 500 mSec
MAX, MIN, DIF and AVG
temperatures
MAX only All
Recall last reading •
HI/LO alarm •
Protective hard case •
Weight and dimensions 320 g (11 oz) and 200 x 160 x 55 mm (8 x 6 x 2 in)
Power 9 V alkaline
Battery life (alkaline) 20 hours with laser and backlight on 50% (Fluke 63) 40 hours with laser and backlight off (Fluke 66/68)
Display hold 7 seconds
LCD backlit •
Warranty 2 years, conditional