CONTENTS
Title Page
I. SAFETY INFORMATION..................................................... 1
II. GENERAL & FEATURES .................................................... 2
III. SPECIFICATIONS ............................................................... 2
IV. CONTROLS AND FUNCTIONS .......................................... 5
4-1 Parts description ............................................................................ 5
4-2 Operation keys ............................................................................... 7
4-3 Measurement screen ................................................................... 10
V. CALIBRATION PROCEDURES ........................................ 11
VI. MEASUREMENT PREPARATION .................................... 12
VII. SETTING THE DATE AND TIME ...................................... 12
VIII. SOUND PRESSURE LEVEL MEASUREMENT ................ 13
8-1 Technical notes ............................................................................ 13
8-2 Instantaneous sound pressure level measurement (L
A
, L
C
, L
P
) . 14
8-3 L
eq
and L
E
measurement ............................................................. 16
IX. MEMORY FUNCTION ....................................................... 18
9-1 Manual storing data in memory (1024 data sets) ....................... 18
9-2 Reading from memory ................................................................. 20
9-3 Auto storing data in memory ........................................................ 21
9-4 Erase memory data ..................................................................... 23
X. RS-232 INTERFACE, SOFTWARE INSTALLATION and
OPERATION...................................................................... 23