Contents

Clarke 4500360 CM145 Digital Caliper Instructions PDF

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Summary of Content for Clarke 4500360 CM145 Digital Caliper Instructions PDF

DIGITAL CALIPER MODEL NO: CM145

PART NO: 4500360

LS0720 - ISS 2

OPERATION & MAINTENANCE INSTRUCTIONS

ORIGINAL INSTRUCTIONS

INTRODUCTION

Thank you for purchasing this CLARKE Digital Caliper.

Please read this instruction leaflet thoroughly and follow the instructions carefully, to ensure that the instrument will give you long and satisfactory service.

Please keep these instructions in a safe place for future reference.

GUARANTEE

This CLARKE product is guaranteed against faulty manufacture for a period of 12 months from the date of purchase. Please keep your receipt as proof of purchase.

This guarantee is invalid if the product is found to have been abused or tampered with in any way, or not used for the purpose for which is was intended.

Faulty goods should be returned to their place of purchase, no product can be returned to us without prior permission.

This guarantee does not effect your statutory rights.

SAFETY PRECAUTIONS

Keep the body of the caliper clean at all times, do not use alcohol or other corrosive chemicals as they could damage the internal electronics.

Prevent accidental damage to the caliper by storing in its case when not in use.

DO NOT immerse the caliper in liquid or allow liquid to enter the slide.

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GENERAL VIEW

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BATTERY REPLACEMENT

When the display constantly flashes the battery requires replacement.

Slide off the battery compartment cover and insert a new battery with the positive (+) side facing up.

SETUP AND OPERATION

Loosen the slide clamp screw.

Press the ON button to switch the calipers on, select the required measuring unit by pressing the inch/mm mode switch.

ZERO YOUR CALIPERS

Its critical to zero your calipers before taking any measurements. If you skip this step, your subsequent measurements may not be accurate.

1. Close the calipers fully.

2. Press the ON/Zero button to set it to zero. The display reads 0.000

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MEASURING OUTSIDE DIMENSIONS

You can also use the outside jaws to measure the thickness of an object.

Make sure the object is perpendicular to the jaws so the measurement is accurate.

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MEASURING INSIDE DIMENSIONS

Use the inside jaws to measure the inside dimensions of an object.

Make sure the object is perpendicular to the jaws so the measurement is accurate.

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MEASURING DEPTH

Use the depth gauge to measure the depth from one surface to the next.

Make sure the calipers are perpendicular to the surface being measured so the measurement is accurate.

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TAKING A STEP MEASUREMENT

Use the step gauge to measure the distance between one edge and the next edge above it

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TAKING A COMPARATIVE MEASUREMENT

EXAMPLE: You need to find the difference between the diameter of a hole and the diameter of the cylinder that fits into the hole.

1. Close the calipers.

2. Press the ON/Zero button to zero your calipers.

3. Take an outside measurement of the cylinder.

4. Carefully remove the cylinder without disturbing the caliper.

5. Press the ON/Zero button to zero your calipers.

6. Take a inside measurement of the hole.

7. The value shown is the difference.

SELECTING METRIC/IMPERIAL

Press the MM/INCH button to switch between metric and imperial measurement values.

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TROUBLESHOOTING

SPECIFICATIONS

FAULT CAUSE/SOLUTION

Display flashes constantly.

Low battery - Replace battery.

Display fails to change when slider is moved.

Electronic fault - Remove battery & re-insert after 30 seconds.

Display fails to function.

Battery flat or in poor contact - Re- insert or replace battery.

Measuring becomes less accurate.

Dirty sensor - Clean caliper thoroughly with compressed air.

Measuring Range 0 mm - 150 mm

Measuring Scale 0.01 mm / 0.005

Accuracy (0 mm -150 mm) 0.03 mm

Operating Temperature Range -10C to 40C

Battery Type & Voltage Alkaline Cell (LR44) 1.55 Volt

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DECLARATION OF CONFORMITY

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