CLKT
CLKT, CLKTO, CLV
Infrared Window
Installation Guide
Introduction
The Infrared Window is a precision made accessory
which, when accurately installed, will give years of trouble
free service. Read and understand these instructions
thoroughly before attempting to install the units.
All of the items in Table 1 are available from Fluke.
Model Application Type Size
CLKT Outdoor 3, 12
CLKTO, CLV Indoor 1
PN 3783652
June 2010 Rev.1, 3/11
© 2010-11 Fluke Corporation. Product specications are subject to
change without notice. All rights reserved. Printed in UK.
Table 1.
2
″, 3″, 4″
3
″
How to Contact Fluke
To contact Fluke, call one of the following telephone
numbers:
● Technical Support USA: 1-800-44-FLUKE
(1-800-443-5853)
● Calibration/Repair USA: 1-888-99-FLUKE
(1-888-993-5853)
● Canada: 1-800-36-FLUKE (1-800-363-5853)
● Europe: +31 402-675-200
● Japan: +81-3-3434-0181
● Singapore: +65-738-5655
● Anywhere in the world: +1-425-446-5500
Or, visit Fluke’s website at http://www.uke.com/
irwindows.
To view, print, or download the latest manual supplement,
visit http://us.uke.com/usen/support/manuals.
Safety Information
Warning
To prevent damage or injury:
● Follow these instructions.
● Comply with local and national safety
requirements when working in hazardous
locations.
● Wear appropriate eye and ear protection.
Before You Start
The installation may be carried out by using either an
electro-hydraulic hole punch (Figure 1, Item 1) or a
circular hole saw (Figure 2, Item 1).
1
2
Tools required:
1. Electro-hydraulic punch (Figure 1) or hole saw
(Figure 2)
2. Drilling machine
3. Conedrill
4. Pozidrive screwdriver
5. Center punch
6. 6 mm (1/4″) high-speed twist drill
7. Tapping drill:
for 50 mm (2″) units use 2.78 mm (7/64″)
for 75 mm (3″) units use 3.57 mm (9/64″)
for 100 mm (4″) units use 3.57 mm (9/64″)
8. Digital vernier calipers.
2
1
1
2
4
5
6
7
3
INFRARED
CLKT
WINDOW
TYPE: 3, 12
INDOOR / OUTDOOR USE
-
CLKT
FLK
075
CLKT, CLKTO, CLV
Infrared Window
Installation Guide
The Infrared Window is a precision made accessory
which, when accurately installed, will give years of trouble
free service. Read and understand these instructions
thoroughly before attempting to install the units.
All of the items in Table 1 are available from Fluke.
Table 1.
Model Application Voltage Level Type Size
CLKT Outdoor All 3, 12
″, 3″, 4″
2
CLKTO Indoor Medium 1
″
3
PN 3783652
TAG NO.
June 2010
change without notice. All rights reserved. Printed in UK.
CHECK BEHIND BEFORE DRILLING
Getting Started
Step 1: Unpack and Check
When your Infrared Window arrives, carefully unpack the
unit.
Remove the two front security screws and lay out
the components. Check that you have all of the parts
(Figure 3).
1. Security screws (2)
2. Security cover (1)
3. 2-hole gasket (1)
4. Fixing screws (various)
5. Drilling template (1)
IMPORTANT
6. Installation instructions (1)
7. Mounting frame (1)
Step 2: Fit the Drilling Template onto a Flat Surface
Having decided on the correct position for the unit, select
the drilling template. Peel off the back and stick to the
panel with the wording horizontal (Figure 4).
Step 3: Center Punch
Using the center punch, punch the xing holes and
center hole as marked (Figure 5).
Step 4: Drill Center Hole
Using the 6 mm (1/4″) twist drill, drill out the center hole
(B) (Figure 6).
● For 50 mm (2″) unit, proceed to step 5.
● For 75 mm (3″) and 100 mm (4″) units, proceed to step 6.
Step 5: Drill Fixing Holes
Using the 2.78 mm (7/64″) twist drill, drill out the xing
holes (Figure 7).
● If using hole saws, proceed to step 7(A).
● If using the hole punch, proceed to step 8(A).
Step 6: Drill Fixing Holes
Using the 3.57 mm (9/64″) twist drill, drill out the xing
holes (Figure 8).
● If using hole saws, proceed to step 7(A).
● If using the hole punch, proceed to step 8(A).
98
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