Product selection guide: IR windows | Fluke
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Product selection guide: IR windows

Use our product selection guide to find the IR window that fits your needs best.
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F CV201 02A KO
F CV200 01A KO
Fluke CV201 ClirVu® 50 mm (2 in) Infrared WindowFluke CV200 ClirVu® 50 mm (2 in) Infrared Window
Size51 mm (2 in)50 mm (2 in) 
Voltage rangeAnyAny 
NEMA environment typeType 4/12 (indoor/outdoor)Type 4/12 (indoor/outdoor) 
AutoGround™   
ClirVu® Optic   
Operating temperature-40 °C to +232 °C (-40 °F to +450 °F)-40 °C to +232 °C (-40 °F to +450 °F) and +260 °C (+500 °F) intermittent 
Arc-tested (IEEE C27.20.7)68 kA for 30 cycles @ 60 Hz at KEMA67 kA for 30 cycles @ 60 Hz at KEMA 
UL 50 V component recognition  
UL 50/NEMA environmental ratingNEMA type 4/17NEMA type 4/16 
UL 1558   
CSA C22.2 No.   
CSA type ratingType 9Type 8 
IP ratingIP 67 at TUVIP 67 at TUV 
Lloyd's RegisterUp to 11 kV marine switchgear, indoor or outdoor (offshore only)Up to 11 kV marine switchgear, indoor or outdoor (offshore only) 
Vibration ratingIEC60068-2-6IEC60068-2-6 at TUV 
Humidity rateIEC60068-2-3IEC60068-2-3 at TUV 
Actual mounting hole diameter required61.37 mm (2.416 in)61.37 mm (2.416 in) 
Greenlee punch kit - punch/die76BB = 441AV / 442AV76BB = 441AV / 442AV 
Door latchSecurity keyHand turn 
Install time10 minutes or less9 minutes or less 
Optic insert diameter51 mm (1.97 in)50 mm (1.97 in) 
WarrantyLifetime replacement against manufacturing defectsLifetime replacement against manufacturing defects