Casella CEL CEL-368 - Manual (Page 4)

Contents Page
4.8 Control Keys . . . . . . . . . . . . . . . 37
4.9 Analog Outputs . . . . . . . . . . . . . . 39
4.10 Analog Input . . . . . . . . . . . . . . . 40
4.11 Batteries & Auxiliary Power Supplies . . . 40
5. PRELIMINARY OPERATIONS . . . . . . . . . . 43
5.1 Installing The Microphone . . . . . . . . 43
5.2 Loading Batteries/External Power . . . . 45
5.3 Switching Instrument ON/OFF . . . . . . 46
5.4 Field Accuracy Check
(Acoustic Calibration) . . . . . . . . . . . 47
6. ROUTINE OPERATIONS . . . . . . . . . . . . . 51
6.1 Use With Current Settings . . . . . . . . 51
6.2 Checking/Deleting Memory Contents . . . 54
6.3 Setting Instrument Parameters . . . . . . 56
6.4 Setting Measurement Parameters . . . . 60
7. OBTAINING RESULTS . . . . . . . . . . . . . . 69
7.1 Read Current SPL . . . . . . . . . . . . 69
7.2 Read Cumulative (Whole Run) Results . 69
7.3 Read Period Results . . . . . . . . . . . 70
7.4 Read Event Results . . . . . . . . . . . . 72
7.5 Inspect Event Profiles . . . . . . . . . . . 73
7.6 Downloading Data to a Printer . . . . . . 75
8. DIGITAL INTERFACE . . . . . . . . . . . . . . . 81
9. SPECIFICATION . . . . . . . . . . . . . . . . . 83
10. MANUFACTURERS SERVICING &
WARRANTY ARRANGEMENTS . . . . . . . . . 91
Page iv - CEL-268/368 Environmental Noise Meters Handbook