Rion NA-27 User Manual

Name: Rion NA-27
Brand: Rion
Rating: 5 (1 reviews)

158 pages

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INSTRUCTION MANUAL

Precision Integrating Sound Level Meter

with 1/3 octave band real-time analyzer

NA-27

3-20-41 Higashimotomachi, Kokubunji, Tokyo 185-8533, Japan

http://www.rion.co.jp/english/

Table of Contents8
Outline11
Controls and Functions14
Carrying Case and Accessories14
Top View16
Side View20
Rear View22
Bottom View23
Measurement Screen24
Preparations26
Backup Battery26
Power Supply28
Tripod (Option) Mounting31
Trigger Input33
Using the Backlight33
Display Contrast33
Setting the Date and Time34
Calibration36
Using the Menu Screens40
Menu Screens42
Factory Default Settings44
Setting Measurement Parameters46
Sound Pressure Level Measurement52
Instantaneous Sound Pressure Level Measurement (L )53
Maximum and Minimum Sound Pressure Level Measurement56
(L Max , L Min )56
Waveform Peak Hold Measurement (L Peak )58
Equivalent Continuous Sound Pressure Level Measurement (L Eq )61
Sound Exposure Level Measurement (LAE )63
Takt-Max Sound Pressure Level Measurement (L Tm3 , L Tm5 )64
Percentile Sound Pressure Level Measurement (L X )67
1/1-Octave and 1/3-Octave Analysis69
1/1-Octave and 1/3-Octave Analysis for Instantaneous Value69
(L a , L C , L P )69
1/1-Octave and 1/3-Octave Analysis for Maximum and Minimum Level70
(L Max , L Min )70
1/1-Octave and 1/3-Octave Analysis for Equivalent Continuous71
Sound Pressure Level (L Eq )71
1/1-Octave and 1/3-Octave Analysis for Percentile Sound Pressure Level72
(L X )72
Explanation of Analysis Screens73
1/1-Octave and 1/3-Octave Analysis Precaution75
Data Exclusion (Back-Erase) Function76
Trigger Function78
Delayed Measurement84
Memory Functions86
Manual (Sound Pressure Level Mode)88
Auto (Sound Pressure Level Mode) Single Store91
Auto (Sound Pressure Level Mode) Group Store94
Manual (Frequency Analysis Mode)97
Auto (Frequency Analysis Mode) Single Store99
Auto (Frequency Analysis Mode) Group Store103
Erasing Data108
Recall Processing109
Remote Control (NA-27RC1)111
Technical Notes113
Microphone113
Preamplifier118
Preamplifier Specifications118
Microphone Extension Cable (EC-04 Series)119
Amplifier Circuit Configuration122
Frequency Weighting Network123
RMS Detection Circuit124
Measurement Functions127
Noise Floor130
Background Noise131
Windscreen (WS-02)132
I/O Connector135
1/1-Octave Filter Characteristics136
1/3-Octave Filter Characteristics137
Error Messages138
Optional Accessories140
Microphone Extension Cables (EC-04 Series)140
Level Recorder (LR-04, LR-06)141
Using a Printer (DPU-414, CP-10, CP-11)144
Specifications150

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Rion NA-27 Specifications

General

Brand	Rion
Model	NA-27
Category	Measuring Instruments
Language	English

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