MARTINDALE ET4 Instruction Manual

ET4
ELECTRICAL TESTER
Thank you for buying one of our products. For safety and full understanding
of its benefi ts please read this manual before use. Technical support is
available from 01923 441717 and support@martindale-electric.co.uk.
CONTENTS
1 Introduction
1.1 Inspection
1.2 Description
1.3 Accessories
1.4 Battery Installation
2 Product Specifi c Safety Information
2.1 Precautions
3 Operation
3.1 General
3.2 Low Battery Indication
3.3 High Voltage / Continuity LED
3.4 Description of Press Buttons
3.5 Description of LCD Symbols
3.6 Auto Power Off
3.7 Auto/Manual Ranging
3.8 Display Hold
3.9 Backlight / LED Torch
3.10 Simultaneous Measurement of Voltage and Current
3.11 Use of TL17 Test Leads
3.12 AC Voltage Measurement
3.13 DC Voltage Measurement
3.14 AC Current Measurement
3.15 DC Current Measurement
3.16 Resistance Measurement
3.17 Continuity Testing
3.18 Diode Testing
3.19 Use as a Non-contact Voltage Detector
4 Maintenance
4.1 Battery Replacement
4.2 Test Lead Replacement
4.3 Calibration
4.4 Cleaning
4.5 Repair & Service
4.6 Storage Conditions
5 Warranty
Specifi cations
Instruction
Manual
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GENERAL SAFETY INFORMATION: Always read before proceeding.
Warning
These instructions contain both information and warnings that are necessary for the
safe operation and maintenance of this product. It is recommended that you read the
instructions carefully and ensure that the contents are fully understood. Failure to
understand and to comply with the warnings and instructions can result in serious
injury, damage or even death.
In order to avoid the danger of electrical shock, it is important that proper safety
measures are taken when working with voltages exceeding 30V AC rms, 42V AC
peak or 60V DC.
This product must only be used by a competent person capable of interpreting the
results under the conditions and for the purposes for which it has been constructed.
Particular attention should be paid to the Warnings, Precautions and Technical
Specifi cations. Always check the unit is in good working order before use and that
there are no signs of damage to it. Do not use if damaged.
Where applicable other safety measures such as use of protective gloves, goggles
etc. should be employed.
Please keep these instructions for future reference. Updated instructions and
product information are available at: www.martindale-electric.co.uk
REMEMBER: SAFETY IS NO ACCIDENT
MEANING OF SYMBOLS:
Equipment complies with relevant EU Directives
End of life disposal of this equipment should be
in accordance with relevant EU Directives
Caution - risk of electric shock
Caution - risk of danger & refer to instructions
Equipment protected by double or reinforced insulation (Class II)
Alternating current (AC)
Direct current (DC)
Earth (ground)
Application around and removal from HAZARDOUS LIVE
conductors is permitted.
1. INTRODUCTION
1.1 Inspection
Examine the shipping carton for any sign of damage. Inspect the
unit and any accessories for damage. If there is any damage then
consult your distributor immediately.
1.2 Description
The ET4 is an electrical tester with the following measurement
functions:
‹ AC & DC current to 200A
‹ AC & DC voltage to 600V
‹ Resistance to 50 M:
‹ Frequency to 400 Hz (when measuring AC current)
‹ Continuity with audible indication
‹ Diode testing
Further functions are:
‹ Non-contact voltage indicator
‹ Simultaneous measurement
‹ Auto power off
‹ Display hold
‹ Display backlight
‹ Auto ranging
1.3 Accessories (included)
‹ TL17 test leads
‹ 9V battery
‹ Instructions
1.4 Battery Installation
Refer to Section 4.1 (Battery Replacement) for the battery
installation instructions for the ET4.
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