FLIR IRW-2C, IRW-3C, IRW-4C User Manual
IRW-SERIES
InfraRed (IR) Windows
Enable successful thermographic inspection programs for energized electrical installations
• Minimizes time and cost of complying with
NFPA 70E requirements for electrical
inspections
• Decreases risk of arc flash incidents and
resultant injuries (compared with other
inspection methods)
• Perform both Visual and Thermal inspections
through the broadband crystal window
which is compatible with all thermal
cameras and UV, Visual and Fusion
inspections (Fusion requires a camera with
LED light feature)
• Integrity and environmental ratings of
cabinets are intact even after installation
• Rugged anodized aluminum frame & cover
• Hinged cover always stays attached to
base unit (minimizes risk of dropping
parts around electrical cabinets)
• Windows are sized to match dimensions
of standard knockout punches
• Easy to install — 3 step installation
• Provides approx. 30x more holding surface
area securing the window to the cabinet
door (vs. mounting screws)
• Mount on steel and Lexan panels
• No screw holes to drill or screws to attach
• Window labeling/ID# inside the cover
• Limited Lifetime Warranty against
manufacturer defects
Hinged cover stays attached Window labeling/ID # Mount on Steel or Lexan Perform visual
& Thermal inspections
• Arc resistant
• PIRma-Lock™ locking ring provides
approx. 30x more holding surface area
• Broadband Crystal
• For Indoor/Outdoor use
• Waterproof meets IP67
• Available in 2", 3" or 4" diameter
• Limited Lifetime Warranty
IRW-Series Features
Ordering Information
Part Number
19250-100 ........IRW-2C InfraRed Window 2" (O.D. 2.87”/73mm)
19251-100 ........IRW-3C InfraRed Window 3" (O.D. 3.9”/99mm)
19252-100 ........IRW-4C InfraRed Window 4" (O.D. 5.01”/127mm)
Specifications and prices subject to change without notice. Rev. 11/7/11-R1
Copyright © 2011 FLIR Systems. All rights reserved including the right of reproduction in whole or in part in any form.
Model IRW-2C IRW-3C IRW-4C
Crystal Insert Diameter 1.97" (50mm) 2.95" (75mm) 3.74" (95mm)
Viewing Aperture Diameter 1.73" (44mm) 2.71" (69mm) 3.50" (89mm)
Viewing Aperture Area 2.36 in2(1521mm2) 5.79 in2 (3739mm2) 9.64 in2 (6221mm2)
Window Thickness 0.07" (2mm) 0.07" (2mm) 0.1" (4mm)
NEMA Rating Type 4/12 Type 4/12 Type 4/12
Optic Maximum Temperature 2474°F (1355.6°C) 2474°F (1355.6°C) 2474°F (1355.6°C)
Voltage Range Any Any Any
Overall Dimensions (HxWxD) 3.36x2.87x1.00" 4.22x3.9x1.05" 5.37x5.01x1.15”
(85.5x73x25.5mm) (107.4x99x26.86mm) (136.5x127x29.25mm)
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