CHAPTER 4
Getting to Know Your Analyzer....................................................................... 31
4.1 What is a Sound Level Meter?........................................................................... 31
4.2 What is the Hand-held Analyzer? ...................................................................... 32
Sound Level Meter Software Module BZ-7222.................................................. 32
Frequency Analysis Software Module BZ-7223................................................. 33
Logging Software Module BZ-7224 ................................................................... 34
Enhanced Logging Software Module BZ-7225 .................................................. 34
Signal Recording Option BZ-7226 ..................................................................... 34
Reverberation Time Software BZ-7227 ............................................................. 34
2-channel Option BZ-7229 (Type 2270 only)..................................................... 34
Tone Assessment Option BZ-7231.................................................................... 35
Low Frequency Option BZ-7234........................................................................ 35
Built-in Help........................................................................................................ 35
4.3 What is Measurement Partner Suite BZ-5503? ................................................. 36
4.4 Basic Principles when using the Analyzer ......................................................... 36
Navigation Principles – ‘Star’ Navigation Concept............................................. 36
The Display Screen............................................................................................ 40
Use of Pushbuttons for Controlling Measurements ........................................... 42
On-screen Feedback and Traffic Light............................................................... 43
Use of Stylus and Navigation Pushbuttons........................................................ 44
How to Change Parameter Values .................................................................... 44
How to Personalise your Setup.......................................................................... 46
How to Manage the Project Templates.............................................................. 47
Locking the Pushbuttons and Display................................................................ 49
CHAPTER 5
Calibration......................................................................................................... 51
5.1 Introduction ........................................................................................................ 51
5.2 Acoustic Calibration ........................................................................................... 51
5.3 Sound Level Calibration..................................................................................... 51
Standard Calibration .......................................................................................... 52
Calibration Settings............................................................................................ 53
5.4 Vibration Calibration........................................................................................... 54
5.5 Electrical Calibration .......................................................................................... 54
5.6 Manual Calibration............................................................................................. 54
5.7 Calibration History.............................................................................................. 54
5.8 Transducer Database ........................................................................................ 55
5.9 Calibration Reminder ......................................................................................... 57
5.10 Charge Injection Calibration............................................................................... 58
Theory of CIC..................................................................................................... 58
Performing a Manual CIC with your Type 2250/2270........................................ 59
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