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MARTINDALE SP79 Instruction Manual

MARTINDALE SP79 Instruction Manual

Sound level meter

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SP79
SOUND LEVEL METER
1. SAFETY INFORMATION: Always read before proceeding.
REMEMBER: SAFETY IS NO ACCIDENT
These instructions contain both information and cautions that are
necessary for the correct operation and maintenance of this product.
It is recommended that you read the instructions carefully and ensure
that the contents are fully understood.
Particular attention should be paid to the Precautions and Technical
Specifi cations.
Please keep these instructions for future reference. Updated
instructions and product information are available at:
www.martindale-electric.co.uk
1.1 Meaning of Symbols and Markings
Caution - refer to instructions
Equipment complies with relevant EU Directives
End of life disposal of this equipment should be in
accordance with relevant EU Directives
I
NSTRUCTION
M
ANUAL
1
ALWAYS READ THESE INSTRUCTIONS BEFORE PROCEEDING
Thank you for buying one of our products. For safety and a full understanding of its benefits
please read this manual before use. Technical support is available from 01923 441717 and
support@martindale-electric.co.uk
CONTENTS
1
Safety Information
1.1
Meaning of Symbols and Markings
1.2
Precautions
2
Introduction
2.1
Inspection
2.2
Description
2.3
Accessories
2.4
Battery Installation
3
Operation
3.1
SP79 Elements
3.2
Description of Press Buttons
3.3
Description of LCD Symbols
3.4
Battery Capacity and Low Battery Indication
3.5
Power On/Off
3.6
Auto Power Off
3.7
Frequency Weighting
3.8
Time Weighting
3.9
Min/Max
3.10
AC/DC Output Socket Connections
3.11
Adjustment using Sound Calibrator
3.12
Sound Level Measurements
3.13
Measurement Considerations
4
Maintenance
4.1
Battery Replacement
4.2
Calibration
4.3
Cleaning
4.4
Repair & Service
4.5
Storage Conditions
5
Warranty
Specifications
1.2 Precautions
This product has been designed with your safety in mind, but
please pay attention to the following warnings and cautions before
use.
Cautions
The SP79 must only be used by a skilled and competent person
who is familiar with the relevant regulations, the safety risks involved
and the consequent normal safe working practices, and under the
conditions and for the purposes for which it has been constructed
and specified.
Before use check the unit for cracks or any other damage. Make
sure the unit is free from dust, grease and moisture. Do not use if
damaged.
The microphone in particular must be protected from exposure to
water or dust as dust or contamination can alter the performance
characteristics of the unit. Always replace the unit in its storage case
when not in use.
Avoid severe mechanical shock or vibration and extreme
temperature.
To avoid possible corrosion from a leaking battery, remove the
battery if discharged, or when the unit is not in use for an extended
period.
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Summary of Contents for MARTINDALE SP79

  • Page 1 Cautions that the contents are fully understood. The SP79 must only be used by a skilled and competent person who is familiar with the relevant regulations, the safety risks involved Particular attention should be paid to the Precautions and Technical and the consequent normal safe working practices, and under the Specifi...
  • Page 2: Operation

    Power button Range increment button 2.2 Description Range decrement button The Martindale SP79 has the following functions and features: Frequency weighting button Complies with BS EN 61672-1 Class 2 Measuring level range from 32 to 130dB Min/Max button...
  • Page 3 Press to complete the adjustment. If the SP79 is held by hand, it should be held out to the side of the body at arm’s length to minimize any sound reflections from the To abort the test, press user’s body.
  • Page 4: Maintenance

    4.4 Repair & Service There are no user serviceable parts in this unit other than those that may be described in section 4. Return to Martindale Electric if faulty. Our service department will quote promptly to repair any fault that occurs outside the guarantee period.
  • Page 5: Specification

    Microphone: ½ inch electret condenser microphone AC output: 1 Vrms at full scale (full scale is the upper limit of the selected level range) DC output: 10mV/dB Check out what else you can get from Martindale: 17th Edition Testers Motor Maintenance Equipment Accessories...