© PCE Instruments
22
Eng
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3.4
Function keys
Key
Function
REC (3)
Data transmission enabled/disabled
SETUP (4)
Activate/deactivate auto power-off function
Press and hold before turning on the device to get to the
date/time settings
FAST/SLOW (5)
Switch between fast and slow sampling rate
MAX/MIN (6)
Activate/deactivate max and min hold
LEVEL (7)
Switch between the different measuring ranges
(8)
Activate/deactivate display backlight
A/C (9)
Switch between A and C weighing of the sound level
HOLD (10)
Freeze/unfreeze the current reading on the display
On/Off (11)
Turn the sound level meter on/off
4
Getting started
Insert the battery
To insert the battery, follow these steps:
1.
Open the battery compartment on the back of the device.
2.
Connect a 9V battery to the connector and place it in the battery compartment.
3.
Close the battery compartment
If the battery voltage is low, an
indication appears on the display. Please replace the
battery when this happens.
Mains adaptor
If you want to use a mains adaptor, connect it to the power connector on the side of the device
(12). Make sure that the output voltage of the mains adaptor is 9 V DC.
The jack of the mains adaptor has to have the following dimensions:
Outer Ø: 3.5 mm
Inner Ø: 1.35 mm
