CESVA SC420 Manuals

Manuals and User Guides for CESVA SC420. We have 2 CESVA SC420 manuals available for free PDF download: User Manual, Quick Manual

CESVA SC420 User Manual (176 pages)

Sound Level Meter Spectrum Analyser

Brand: CESVA | Category: Measuring Instruments | Size: 5.36 MB

Table of Contents
4
What Does this Manual Cover
10
Equipment and Literature
11
General Device Description
12
SC420 Sound Level Meter Spectrum Analyser
12
Main Features of the SC420
13
Device Components
16
Inputs and Outputs
18
SC420 Inputs and Outputs
18
Communications Inputs and Outputs
19
AC Output
19
Digital Inputs and Outputs
19
Keypad
21
Screen
23
Indicator Area
23
Work Area
25
Timing Area
25
Memory Area
26
Contextual Area
26
Power
27
Power Sources
27
Battery Power
27
Power Via USB
28
Mains Feeder
28
Energy Saving
28
Power for Environmental Monitoring
28
Assembling and Dismantling the Device
30
Windscreen
30
Extension Cable
31
Removing and Connecting the Preamplifier
31
Connecting the Extension Cable
32
Outdoor Kit
33
Switching the Device on and off
34
Switching the Device on
34
Initial SC420 Self-Check
35
Turning the Device off
36
Switching the Light on and off
36
Checking the Device
37
Checking the SC420
37
Measuring and Recording
39
Prior Steps
39
Taking a Measurement
40
Making a Recording
40
Overload Indicator
41
Under-Range Indicator
42
Menu
43
Accessing the Menu
43
Menu Areas
44
Navigating through the Menu
44
Measurement Modes
45
Selecting the Measurement Mode
45
Sound Level Meter Mode
46
Sound Level Meter Mode Functions
46
Sound Level Meter Mode Prior Adjustments
47
Sound Level Meter Mode Screens
47
1/1 Spectrum Analyser Mode (OPTIONAL)
50
1/1 Spectrum Analyser Mode Functions
50
1/1 Spectrum Analyser Mode Prior Adjustments
51
1/1 Spectrum Analyser Mode Screens
51
1/3 Spectrum Analyser Mode (OPTIONAL)
54
Spectrum Analyser Mode 1/3 Functions
55
1/3 Spectrum Analyser Mode Prior Adjustments
55
1/3 Spectrum Analyser Mode Screens
55
Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Interrupted Noise Method) Modes (OPTIONAL)
59
Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Interrupted Noise Method) Mode Functions
59
Taking a Measurement in Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Interrupted Noise Method) Modes
60
Screens in the Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Interrupted Noise Method) Modes
61
Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Integrated Impulse Response Method) Modes (OPTIONAL)
64
Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Integrated Impulse Response Method) Mode Functions
65
Taking a Measurement in Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Integrated Impulse Response Method) Modes
65
Octave (1/1) and Third Octave (1/3) Band Reverberation Time (Integrated Impulse Response Method) Mode Screens
67
Occupational Noise Mode (OPTIONAL)
70
Occupational Noise Mode Functions
70
Occupational Noise Mode Prior Adjustments
70
Occupational Noise Mode Screens
71
FFT Frequency Analyser Mode (OPTIONAL)
73
Taking an FFT Measurement
73
FFT Frequency Analysis Mode Screen
74
Audio Recording Mode (Analysis Quality) (OPTIONAL)
75
Making an Audio Recording (Analysis Quality)
75
Advanced Options
77
Zoom
77
Backerase
78
Marking
79
Voice Comments
80
Audio Recording (Listening Quality)
81
Automatic Settings: Timers and Triggers
82
Start Measurement/Recording Automatically
82
Automatically Stop Measuring/Recording
83
Automatic Audio Recording
85
DEN Intervals
86
Examples of Automatic Measurement Settings
87
Settings and Adjustments
92
Accessing the Settings Sub-Menu
92
Navigating through the Settings Sub-Menu
92
Settings Sub-Menu
93
MEASUREMENT Option
93
RECORDING Option
95
AUTOMATISMS Option
97
DATE and TIME Option
100
MICROPHONE SETTING Option
100
CONTRAST Option
102
AC OUTPUT Option
102
BLUETOOTH Wireless Communication/Printer Option
103
Registers and Memory Management
104
Saving a Final Result
104
Making a Recording
107
Types of Recording
107
Structure of a Register
113
Viewing and Deleting Registers
114
Viewing Registers
115
Deleting Registers
116
Deleting the Card Memory
116
Using the Inputs and Outputs
117
Digital Inputs and Outputs and AC Output
117
AC Output
117
Digital Input
118
Digital Output
118
Communicating with a PC, Downloading Data and Communicating with a Printer
119
Memory Card
119
Communications
120
USB Communications
121
Bluetooth Wireless Communication
121
PC Software
122
Accessories
123
Accessories Supplied
123
Optional Accessories
123
Technical Specifications
125
Reference Conditions
125
Microphones and Preamplifiers
126
Microphone Models and Their Main Features
126
Sound Field Correction for Periodic Tests
126
Frequency Response
131
Directional Response
137
Effect of the Optional Accessories on the Microphone136
138
Preamplifier Connector
139
Measurement
139
Warm-Up Time
139
Measurement Range
140
Linearity Range
140
Noise
141
Information for Testing Compliance Withdrawn Standards IEC 60651 and IEC 60804
142
Time and Clock Features
143
Frequency Weighting
143
Calibration
144
Octave and Third Octave Band Filters
145
Reverberation Time
148
Measuring the Decay Curve and Impulse Response
148
Calculating the Decay Curve from the Impulse Response
148
Estimating the Slope of the Decay Curve
148
Reverberation Time Measurement Lower Limit
148
Quality Indicators
148
Lower Limit for Reliable Results Obtained through a Filter and a Detector
148
Fft
149
Audio Recording
149
Environmental, Electrostatic and Radio Frequency Criteria
150
Stabilisation Time
150
Environmental Criteria
150
Electrostatic Criteria
150
Criteria for Fields at the Frequency of the Mains Supply and Radio Frequency Fields
150
Influence of Vibrations
151
Inputs and Outputs
152
AC Output
152
Digital Output
153
Digital Input
153
Microsd Memory Card Slot
154
USB Communication
154
Serial Communication
154
Wireless Communication
154
Screen
154
Power
155
Batteries
155
External Supply
155
Dimensions and Weight
155
Standards
155
Standards of Measurement and Calculation
156
Certificates
156
Notes
156
Maintenance and Precautions
157
Guidance on Taking Measurements
159
Activating Optional Modes
160
Functions
161
Function Nomenclature
161
Sound Level Meter Mode Functions
161
1/1 Spectrum Analyser Mode Functions
163
1/3 Spectrum Analyser Mode Functions
164
Octave (1/1) and Third Octave (1/3) Band Reverberation Time Mode Functions
166
Occupational Noise Mode Functions
167
FFT Analyser Mode Functions
167
Function Description
168
Sound Pressure Level with Fast and Slow Time Weightings
168
Sound Pressure Level with Impulse Time Weighting
169
Peak Sound Pressure Level
169
Equivalent Continuous Sound Pressure Level
169
Taktmaximal-Mittelungspegel
170
Sound Exposure Level (SEL)
170
Percentile Levels
171
Decay Curve
171
Impulse Response
171
Integrated Impulse Response Method
171
Reverberation Time
171
Quality Parameters (Ξ , C and B·T Values)
172
Equivalent Daily Noise Exposure Level
172
Sound Exposure
173
Dose
173

CESVA SC420 Quick Manual (8 pages)

Sound level meter

Brand: CESVA | Category: Measuring Instruments | Size: 0.62 MB

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