Extech Instruments BR90 Manuel utilisateur
USER MANUAL
Compact Borescope
MODEL BR90
EN-US English
INTRODUCTION
Thank you for selecting the Extech BR90 Compact Borescope. This
device provides real-time video monitoring and is ideal for inspect-
ing the interior of pipelines, conduits, and other narrow spaces. The
BR90 is useful in the installation of appliances, electronic equip-
ment, fixtures, and is handy for vehicle troubleshooting and
maintenance.
We ship this device fully tested and calibrated and, with proper use,
it will provide years of reliable service. Please visit our website
(https://www.extech.com) for additional information including the
latest version of this User Manual and Customer Support.
Features
• Waterproof (IP67) 0.3 in. (8 mm) diameter camera with 2.5 ft. (77
cm) flexible goose–neck cable
• 640 x 480 pixel resolution camera with four bright LED lamps
and dimmer function
• Glare-free close-up field of view
• Large 4.3 in. (109 mm) color TFT monitor
• 180° image rotation and mirror (flip) features
• Adjustable display brightness and 2x digital Zoom
• Video output port for viewing images on an external monitor
• Low battery status indicator
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PRODUCT DESCRIPTION
Figure 1 Product Description
1. Video monitor
2. 180° rotation and image mirror (flip) button
3. Monitor brightness adjust button
4. Camera
5. Power ON/OFF indicator
6. Power ON/OFF button
7. Camera LED brightness adjust button
8. Zoom button
9. Video output port
Note: Accessories, battery compartment, and camera cable stor-
age are not pictured in Figure 1. These items are pictured in later
sections.
PACKING LIST
The BR90 package contains the following equipment:
• BR90 Borescope
• User Manual
• 4 x AA batteries
• Soft carry-case
• Magnet accessory
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• Single hook accessory
• Mirror accessory
• Attachment fixture
OPERATION
Battery Installation
The BR90 is powered by four 1.5V AA batteries. To install the bat-
teries, open the rear battery compartment using the latches as
shown Figure 2 (item 1). Observe correct polarity when installing
batteries. Ensure that the battery compartment is completely closed
before use. The battery status indicator appears on the upper left
corner of the video monitor for convenience.
Figure 2 Opening tabs for battery compartment (1) and cable storage (2).
Never dispose of used batteries or rechargeable batteries in
household waste. As consumers, users are legally required to take
used batteries to appropriate collection sites, the retail store where
the batteries were purchased, or wherever batteries are sold.
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Powering the BR90
To switch the BR90 ON, long press the Power ON/OFF button (top,
right) until the power indicator lamp lights. Long press again to
switch OFF.
Accessing the Camera Cable
The camera cable is stored in the BR90 housing. To access the ca-
ble, press the two compartment tabs, as shown in Figure 2 (item 2).
Release a length of cable as required and snap the housing shut.
To store the cable after use: open the housing, coil the cable inside
the housing, and snap the housing closed.
Accessory Installation
Place the single hook (B) or mirror (A) into the hole on the camera
lens as indicated by the arrow in the diagram below, and then push
the attachment fixture (C), as shown below, to secure it.
Figure 3 Accessory Installation
Insert the magnet (E) into the attachment fixture (D), with the
pointed end placed in the hole on the lens as indicated by the arrow
in the diagram below, and then tighten the attachment fixture, as
shown, to secure it.
Figure 4 Accessory Installation continued
Camera LED Brightness Adjust
When lighting in the area under inspection is inadequate, use the
LED Brightness Adjust button (middle, right) to adjust the level.
Short presses will step through the available brightness levels.
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Monitor Brightness Adjust
Use the LED Brightness Adjust button (top, left) to adjust the level.
Short presses will step through the available brightness levels.
Zoom Function
To zoom the camera image, use the Zoom button (bottom, right).
Press once to zoom 1.5x, press again to zoom 2x, and press again
to return to normal view.
180° Image Rotation and Mirror Image Adjust
Press the Image Rotation/Mirror button (bottom, left) to rotate the
image 180°. Press again to flip the image (mirror mode). Press
again to return to normal view mode.
Video Output
You can view video on an external monitor using the video output
port (NTSC). An ‘RCA’ male to 3.5 mm mono male cable (not sup-
plied) is required.
SAFETY CONSIDERATIONS
1. Do not forcibly bend the camera cable, the minimum bend radi-
us is 1 in. (25 mm); damage to the instrument can result.
2. The camera cable is waterproof (IP67) but the main instrument
is not. Please protect the main instrument from liquid and
moisture.
3. Remove the batteries when the BR90 is to be stored for ex-
tended periods.
4. Disposal: Do not dispose of this instrument in household waste.
The user is obligated to take end-of-life devices to a designated
collection point for the disposal of electrical and electronic
equipment.
FCC COMPLIANCE
This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment
generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or televi-
sion reception, which can be determined by turning the equipment
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off and on, the user is encouraged to try to correct the interference
by one or more of the following measures:
1. Reorient or relocate the receiving antenna.
2. Increase the separation between the equipment and receiver.
3. Connect the equipment into an outlet on a circuit different from
that to which the receiver is connected.
4. Consult the dealer or an experienced radio/TV technician for
help.
This device complies with part 15 of the FCC Rules. Operation is
subject to the following two conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received, including in-
terference that may cause undesired operation.
WARNING
Changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
SPECIFICATIONS
Camera diameter 0.3 in. (8 mm)
Image sensor 1/9”, CMOS
Effective pixels 640 x 480 resolution
Focus distance 1.2 ~ 3.1 in. (3 ~ 8 cm) approximately
Horizontal viewing angle 50°
Cable length 2.5 ft. (77 cm)
Cable dimensions 0.2 in. (4.4 mm) diameter; 2.5 ft. (77
cm) length
Cable bend radius 1 in. (25 mm) minimum
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IP rating IP67 waterproof (cable only and ex-
cluding the cable connection to the
main instrument)
Power supply 4 x 1.5V AA batteries
Display type and dimensions 4.3 in. (109 mm) Color TFT display
Image Zoom ratio 1.5x and 2x
Video format NTSC
LED brightness 200 lux (3.1 in. [8 cm] from camera
head to object) and 1300 lux (2.1 in.
[3 cm] from camera head to object)
Power consumption 1.5 Watts, max.
Monitor dimensions 7.1 x 3.5 x 1.4 in. (180 x 36 x 89 mm)
Operating temperature 14 ~ 122℉(-10 ~ 50℃)
Storage temperature –4 ~ 140℉(-20 ~ 60℃)
Operating humidity 15% ~ 85% RH
Product weight 11.5 oz. (325 g)
TWO-YEAR WARRANTY
FLIR Systems, Inc. warrants this Extech brand instrument to
be free of defects in parts and workmanship for two years from
date of shipment (a six-month limited warranty applies to sensors
and cables). To view the full warranty text please visit:
https://www.extech.com/warranty.
CUSTOMER SUPPORT
Customer Support Telephone List:
https://support.flir.com/contact
Calibration, Repair, Returns, and Technical Support:
https://support.flir.com
Extech Website: https://www.extech.com
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last page
Publ. No.: NAS100023
Release: AE
Commit: 75624
Head: 75639
Language: en-US
Modified: 2021-04-14
Formatted: 2021-04-14
Website
http://www.flir.com
Customer support
http://support.flir.com
Copyright
© 2021, FLIR Systems, Inc. All rights reserved worldwide.
Disclaimer
Specifications subject to change without further notice. Models and accessories
subject to regional market considerations. License procedures may apply.
Products described herein may be subject to US Export Regulations. Please
USER MANUAL
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