Casella-cel CEL-368 User Manual download pdf (Page 3)

Contents Page

1. SIMPLIFIED ROUTINE OPERATIONS ...... 1

1.1 Installing The Microphone ......... 2

1.2 Loading Batteries ............. 3

1.3 Switching ON/OFF ............ 3

1.4 Field Accuracy Check

(Acoustic Calibration) ........... 4

1.5 Use With Current Settings ........ 6

1.6 Checking/Deleting Memory Contents . . . 7

1.7 Measurement Parameters ........ 7

1.8 Instrument Parameters ......... 10

1.9 Read Current SPL ........... 12

1.10 Read Cumulative (Whole Run) Results . 13

1.11 Read Period Results .......... 13

1.12 Read Event Results ........... 14

1.13 Inspect Event Graphs .......... 15

1.14 Printing Data .............. 15

2 INTRODUCTION ................ 17

2.1 Control & Display ............ 18

2.2 Data Storage .............. 18

2.3 Measurement Modes .......... 19

3. SCHEDULE OF PARTS ............. 21

4. DESCRIPTION ................. 23

4.1 Store Allocation ............. 23

4.2 Operating modes ............ 23

4.3 Instrument Description ......... 28

4.4 Acoustic Input .............. 29

4.5 Analog Section ............. 32

4.6 Digital Section .............. 32

4.7 Built-in Timer .............. 34

CEL-268/368 Environmental Noise Meters Handbook - Page iii

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Casella-cel CEL-368 User Manual Page 3