Centech 93297 Quick reference guide

SKU 93297 For technical questions please call 1-800-444-3353. Page 1
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portion of this manual or any artwork contained herein may be
reproduced in any shape or form without the express written
consent of Harbor FreightTools. For technical questions and
replacement parts please call 1-800-444-3353.
®
1”MINI-GAUGE DIGITAL CALIPER
Technical Specifications
Material: Precision Ground stainless steel
Inside/Outside
MeasuringCapacities Maximum Range:0 to.904”or0to 22.95mm
Battery: SR44SW/LR441.5VoltSilverOxide(included)
Dimensions: 3-7/8”Wx 1-15/16”Lx 5/8”H
LCDDisplay: 0-1”
Accuracy: +/- .001 or +/- 0.2mm
MaxThroat: 3/4”
AnvilDiameter: .079”
InsideJaw Length: 1/4”
DialReadings: Inches/mms
ManualShutoff
The Digital Caliper also has a computer port for hook up to your
computer(cord not included).
93297
ASSEMBLY & OPERATING INSTRUCTIONS
Due to continuing improvements, actual product may differ slightly from the product described herein.

SKU 93297 For technical questions please call 1-800-444-3353. Page 2
1. Keep work area clean. Clutteredareasinvite injuries.
2. Observe work area conditions. Keep work area welllighted.
3. Store idle equipment. When not in use, the Digital Caliper must be stored
in a dry location. Always lock up products and keep out of reach of
children.
4. Use the right product for the job. There are certain applications for
whichthe Caliper was designed. Do not modify the Digital Caliper and do
not use the Caliper for a purpose for which it was not intended.
5. Check for damaged parts. Before using any product, any part that
appearsdamaged shouldbe carefullychecked to determine that it will
operateproperly and perform its intended function. Check foranybroken
or damaged parts and any other conditions that may affect its operation.
Replaceor repair damaged or wornparts immediately.
6. Replacement parts and accessories. Whenservicing,use only identical
replacement parts.Use of any other parts will void the warranty.
7. Do not operate product if under the influence of alcohol or drugs.
Readwarning labels on prescriptions to determine if your judgment or
reflexes are impaired while taking drugs. If there is any doubt, do not
operatethe product.
8. Use eye protection. Always wear ANSI approved impact safety goggles.
9. Battery strength will affect performance. Use fresh batteries at all times.
Warning: The warnings, cautions, and instructions discussed in this instruction
manualcannot cover all possible conditions and situations that may occur.It must
be understood by the operator that common sense and caution are factors which
cannot be built into this product, but must be supplied by the operator.
Unpacking
When unpacking your Digital Caliper, check to make sure that the product is intact
and undamaged. If any parts are missing or broken, please call
HARBORFREIGHTTOOLSat1-800-444-3353.
Operation
Your Digital Caliper requires no assembly. It is important that you read the entire
manual to become familiar with the product BEFORE you use the Digital Caliper.
Do not bump or shock the tool when applying it to any work piece. Rough
treatment may damage the highly sensative mechanism.
Measuring the Outside of an Object
1. Push the “On” Button (see Figure 1) to “ON”. Use the thumb control to
separate the sides of the Caliper. Slide the object you wish to measure
in-betweenthe pins on the Caliper or betweenthejawson the Caliper-see
Figure1.
SafetyWarnings and Precautions
WARNING:When using product,basic safety precautions should always be
followed to reduce the risk of personal injury and damage to equipment.

SKU 93297 For technical questions please call 1-800-444-3353. Page 3
Operation(Cont’d)
2. The LCD readout will measure the distance between the pins or jaws as the
object is measured. Press the “Zero”button to set the readout to 0. The
LCDreadout will show the measurement ineither inches or mm. Press the
“Off button” to turn off when finished using.
3. To change the setting from inches to millimeters, press the ON/Inch/mm
button. Each time the button is pushed the mode will change.
Measuring the Inside of an Object
1. Set the prongs on the Caliper inside of the object being measured. Make
certain theCaliperreadoutiscalibratedto“zero”whiletheprongs are
closed. Spread the prongs apart until they are touching the surface of the
objectbeing measured.The LCD readout will showthe measurement in
eitherinches or mm.
Replacingthe Battery
1. Remove the battery cover by gently prying it off.
2. Replace the battery with the type specified on page two. Insert it into the
compartment so the positive and negative polarity match those indicated.
3. Replace the battery cover. Dispose of the old battery in accordance
withlocal ordinances for proper disposal.
Maintenance
1. Protect the Digital Caliper from rough use. It is susceptible to damage
from being dropped, struck with a test piece, improperly mounted or other
abuse. The precision movement is similar to a watch works, and should
betreated accordingly.
2. Protect the Caliper from exposure to water or corrosive materials. It
should be kept clean and dry. Occasional cleaning with a clean rag will
extendits life and good appearance.
3. Lock it up and store in a dry location to inhibit rust. Keep out of the reach
ofchildren.
On/Inch/mm
Pins
Jaws
LCD readout
Figure 1
Prongs