Photo
Tachometer
R7050
Instruction
Manual
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Table of Contents
Introduction ................................................................................................ 2
Product Quality ........................................................................................... 3
Safety ......................................................................................................... 3
Features ...................................................................................................... 3
Included ...................................................................................................... 4
Specications ............................................................................................. 4
Instrument Description ............................................................................... 5
Operating Instructions ............................................................................. 5-6
RPM Measurement Mode ...................................................................... 5
COUNT Measurement Mode ................................................................. 6
Memory Recall ....................................................................................... 6
Battery Replacement .................................................................................. 6
Applications ................................................................................................ 7
Accessories and Replacement Parts ......................................................... 7
Product Care .............................................................................................. 7
Product Warranty ....................................................................................... 7
Product Disposal and Recycling ................................................................ 8
Product Support ......................................................................................... 8
Introduction
Thank you for purchasing your REED R7050 Photo Tachometer. Please
read the following instructions carefully before using your instrument. By
following the steps outlined in this manual your meter will provide years of
reliable service.
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Product Quality
This product has been manufactured in an ISO9001 facility and has been
calibrated during the manufacturing process to meet stated product
specications. If a certicate of calibration is required please contact the
nearest authorized REED distributor or authorized Service Center. Please
note an additional fee for this service will apply.
Safety
• Never attempt to repair or modify your
instrument. Dismantling your product, other
than for the purpose of replacing batteries,
may cause damage that will not be covered
under the manufacturer's warranty.
Servicing should only be provided by an
authorized service center.
CAUTION
LASER RADIATION
AVOID DIRECT EYE EXPOSURE
MAXIMUM OUTPUT <5mW
WAVELENGTH 630-670nm
CLASS 3R LASER PRODUCT
EN60825-1:2007
• Use extreme caution when the laser beam is turned on.
• Do not let the beam enter your eye, another person's eye or the eye of
an animal.
• Be careful not to point the beam off a reective surface and strike
your eye.
Features
• Provides fast and accurate RPM measurements of rotating objects
without contact and revolution count of moving objects
• Built-in laser pointer identies target area
• Durable double molded plastic housing and backlit LCD display
• Internal memory recalls maximum, minimum values as well as last
value stored
• Low battery indicator and auto shut-off
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continued...
3
Included
• Reective Tape
• Soft Carrying Case
• Batteries
Specifications
RPM Range (Photo): 2 to 99,999
REV Count Range: 1 to 99,999
Resolution: 0.1 RPM, 1 count
Basic Accuracy: ±0.05%
General Specifications
Visible Indicator: Yes (Laser)
Target Distance: 1.6' (500mm)
Response Time: <1 second
Sampling Time: 0.5 sec (over 120 RPM)
Display Size/Type: 5 Digit LCD Display
Backlit Display: Yes
Auto Shut-off: Yes (after 10 seconds)
Internal Memory: Max, Min and Last
Laser Class: Class III
Low Battery Indicator: Yes
Power Supply: 9V Battery
Product Certications: CE
Operating Temperature: 32 to 122°F (0 to 50°C)
Storage Temperature: -4 to 140°F (-20 to 60°C)
Operating Humidity Range: 10 to 90%
Dimensions: 6.3 x 2.3 x 1.5" (160 x 58 x 39mm)
Weight: 5.3oz (151g)
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Instrument Description
1. Photo Tachometer Laser Sensor
2. Power Adapter Input
3. Mode Button
4. Memory Button
1
2
3
4
5
RPMREV
MEM
MODE
MEAS
5. Measurement Button
R7050
Tachometer
Operating Instructions
Counter
Applying Reflective Marking Tape
1. Cut and peel the reective tape provided into approximately
0.5" (12mm) squares.
2. Apply one square to the surface of the object being measured.
3.
The non-reective area must always be greater than the reective area.
4. If the shaft or rotating object is normally reective, it must be covered
with black tape or black paint before attaching reective tape.
5. The surface of the object being measured must be clean and smooth
before applying the reective tape.
RPM Measurement Mode
1. Apply a small piece of reective tape to the object being measured
(see Applying Reflective Marking Tape section for details).
2. To select RPM measurement mode, press and release the MEAS
button to power the meter on and press the MODE button until RPM
appears on the display.
3. Point the meter towards the target under test at a distance of
2 to 20" (50 to 500mm).
4. Press the MEAS button and align the laser light beam to the applied
reective tape.
5. Verify that the measurement indicator appears on the LCD when the
reective tape passes through the light beam as indicated by .
6. When the measurement button is released the last reading will
display for 5 to 10 seconds before the meter automatically turns off.
continued...
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COUNT Measurement Mode
1. Apply a small piece of reective tape to the object being measured
(see Applying Reflective Marking Tape section for details).
2. To select COUNT measurement mode, press and release the MEAS
button to power the meter on and press the MODE button until REV
appears on the display.
3. Point the meter towards the target under test at a distance of
2 to 20" (50 to 500mm).
4. Press the MEAS button and align the laser light beam to the applied
reective tape.
5. Verify that the measurement indicator appears on the LCD when the
reective tape passes through the light beam as indicated by .
6. When the measurement button is released the last reading will
display for 5 to 10 seconds before the meter automatically turns off.
Note: When measuring very low RPM values, it is recommended to attach
more reective tape and take several readings. Divide the combined to
total by the number of measurements to come up with an average.
Memory Recall
The maximum, minimum and last values obtained prior to releasing the
MEAS button will automatically be stored in memory.
Press the MEM button repeatedly to scroll through the maximum,
minimum and last values taken during testing.
Note: All stored values will be erased from memory the next time the
MEAS button is pressed.
Battery Replacement
1. When the low battery symbol appears on the display, the
batteries need to be replaced.
2. Remove the Phillips screw on the back of the meter.
3. Remove the battery cover.
4. Replace the 9V battery.
5. Secure the battery cover back into place and tighten the screw.
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Applications
• Identify issues with rotational equipment such as: Conveyors, Turbines,
Compressors, Fans and Blowers
• Automated Assembly and Production Lines
• Count moving product on production line
Accessories and Replacement Parts
CA-05A Soft Carrying Case
R9940 Hard Shell Carrying Case
RT100 Reective Tape
Don't see your part listed here? For a complete list of all accessories and
replacement parts visit your product page on www.reedinstruments.com.
Product Care
To keep your instrument in good working order we recommend the following:
• Store your product in a clean, dry place.
• Change the battery as needed.
• If your instrument isn't being used for a period of one month or longer
please remove the battery.
• Clean your product and accessories with biodegradable cleaner. Do not
spray the cleaner directly on the instrument. Use on external parts only.
Product Warranty
REED Instruments guarantees this instrument to be free of defects in
material or workmanship for a period of one (1) year from date of shipment.
During the warranty period, REED Instruments will repair or replace, at no
charge, products or parts of a product that proves to be defective because
of improper material or workmanship, under normal use and maintenance.
REED Instruments total liability is limited to repair or replacement of the
product. REED Instruments shall not be liable for damages to goods,
property, or persons due to improper use or through attempts to utilize the
instrument under conditions which exceed the designed capabilities. In
order to begin the warranty service process, please contact us by phone at
1-877-849-2127 or by email at info@reedinstruments.com to discuss the
claim and determine the appropriate steps to process the warranty.
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Product Disposal and Recycling
Please follow local laws and regulations when disposing or recycling your
instrument. Your product contains electronic components and must be
disposed of separately from standard waste products.
Product Support
If you have any questions on your product, please contact your authorized
REED distributor or REED Instruments Customer Service by phone at
1-877-849-2127 or by email at info@reedinstruments.com.
Please visit www.REEDINSTRUMENTS.com for the most
up-to-date manuals, datasheets, product guides and software.
Product specifications subject to change without notice.
All rights reserved. Any unauthorized copying or reproduction of
this manual is strictly prohibited without prior written permission
from REED Instruments.
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