11
EN
POWER SUPPLY
B
DESCRIPTION
C
REPLACEMENT OF THE BATTERY
When BAT appears in the display the battery has to be replaced. Open the battery cover and replace the
battery (ensure correct polarity). Close the battery cover.
Technical data
Low range (Lo)
35 - 100 dB
High range (Hi)
65 - 130 dB
Frequency weighting A, C
Lo 35 - 100 dB / Hi 65 - 130 dB
MAX HOLD
yes
DATA HOLD
yes
Analogue AC/DC output to analyzer or recorder
yes
Standard IEC 651 type 2
yes
Built-in calibration check
yes
Accuracy (at 94 dB)
1.5 dB
Power supply
9V battery
Operation temperature
0°C - 40°C
Operation humidity
< 80% RH
1. Wind screen
2. Display
3. Level range selection Lo/Hi
4. Time weighting selection S/F
5. ON / OFF
A/C weighting selection
Calibration
6. MAX HOLD function
7. DATA HOLD function
8. Microphone
9. AC/DC output jack
10. Calibration potentiometer
11. Tripod thread
12. Battery compartment cover
8
1
DC
A
C
O
UT
PUT
7
HOLD
S/F
4
10
A
SOUND LEVEL:
Lo=35~100dB
Hi=65~130dB
5
O FF
94dB
C C A L
3
Lo/Hi
2
BAT
MAX
6
S
dB
F
+
OPEN
12
+
+
9
+
