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4448-002
Brüel & Kjær 4448-002 Manuals
Manuals and User Guides for Brüel & Kjær 4448-002. We have
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Brüel & Kjær 4448-002 manual available for free PDF download: User Manual
Brüel & Kjær 4448-002 User Manual (64 pages)
Personal Noise Dose Meter
Brand:
Brüel & Kjær
| Category:
Measuring Instruments
| Size: 1 MB
Table of Contents
Table of Contents
7
Introduction
9
About this Manual
9
Conventions Used in this Manual
9
What Is Type 4448
9
Instrument and Kit Components
11
Instrument
12
Kit
12
CHAPTER 2 Getting Started
15
Initial Setup
15
Charging Type 4448
15
Switch on and off
18
Configuration on Instrument
18
Calibration
19
Mounting Type 4448
19
Making a Measurement
20
Using Preset Measurement Time
22
Reviewing Measurement Data on the Instrument
22
Alarm Settings
23
CHAPTER 3 Calibration
25
Post-Processing with Protector Type 7825
29
Installing Protector Type 7825
29
Connect Type 4448 to a PC and Perform
29
Basic Adjustments
29
Transferring Data from Type 4448
32
CHAPTER 5 Theory
35
Human Hearing Basics
35
Noise-Induced Hearing Loss
36
Measurements with Noise Dose Meters
38
What Is Measured
38
The Importance of Peak Levels
40
The Different Approaches to Taking Measurements
40
Which Approach to Choose
42
Things to Keep in Mind When Doing Dose Meter Measurements
43
Using Type 4448 to Select Hearing Protection
43
Next Steps
44
CHAPTER 6 Specifications
45
APPENDIX A Glossary
49
Index
57
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