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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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Fluke CV400 1A KO
Fluke 100clkt 1b
Fluke CV400 ClirVu® 95 mm (4 in) Infrared WindowFluke 100 CLKT IR Window for Outdoor and Indoor Applications

General

Size95 mm (4 in)100 mm (4 in) 
Voltage rangeAnyAny 
NEMA environment typeType 4/12 (indoor/outdoor)Type 3/12 
AutoGround™   
ClirVu® Optic   
Operating temperature-40 °C to +232 °C (-40 °F to +450 °F) and +260 °C (+500 °F) intermittent-40 °C to +232 °C (-40 °F to +450 °F) 

Ratings and testing

Arc-tested (IEEE C27.20.7)63 kA for 30 cycles @ 60 Hz at KEMA60 kA for 30 cycles @ 60 Hz at KEMA 
UL 50 V component recognition   
UL 50/NEMA environmental ratingNEMA type 4/12NEMA type 3/12 
UL 1558  
CSA C22.2 No.   
CSA type ratingType 4Type 3/12 
IP ratingIP 67 at TUVIP 55 
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 ratingIEC60068-2-6 at TUVIEC60068-2-6 
Humidity rateIEC60068-2-3 at TUVIEC60068-2-3 

Install

Actual mounting hole diameter required115.42 mm (4.544 in)92 mm (3.62 in) 
Greenlee punch kit - punch/die742BB = 2984AV / 2983AVHole saw only 
Door latchHand turnHand turn 
Install time5 minutes or less10 minutes 

Optics

Optic insert diameter95 mm (3.74 in)100 mm (4 in) 
WarrantyLifetime replacement against manufacturing defectsLifetime replacement against manufacturing defects 
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