Keterangan :

extech 3 Infrared Inspection Window IRW-3C
Features:
Enables successful thermographic inspection of high-voltage/ current electrical environments
Minimizes inspection time/ cost and reduces the chance of injuries compared to other inspection methods
Rugged anodized aluminum frame with permanent hinged cover - no loose parts
Broadband Calcium Fluoride ( CaF2) crystal - suitable for Visual, Thermal and Fusion inspections
Crystal insert diameter - 2.95" ( 75mm)
Optic Max temperature - 2474° F ( 1355° C)
Doesn' t affect integrity or environmental ratings of the cabinets/ enclosures
Convenient, easy to use design. PIRma-Lockâ„¢ locking ring.
Simple 3-step installation with no screw hole drilling required. Window size matches standard knockout punch.
Limited Lifetime Warranty against manufacturer deffects

Model IRW-2C IRW-3C
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 )
Windows 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"
: ( 85.5x73x25.5 mm) ( 107.4x99x26.86mm) ( 136.5x127x29.25mm)