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Contents Page
1 Intended purpose ....................................................................1
2 Safety instructions..................................................................2
3 Things worth knowing about the device...............................3
3.1 Setup.........................................................................................3
3.2 Operative ranges.......................................................................3
3.3 Factory settings.........................................................................3
3.4 Hearing noises ..........................................................................4
3.4.1 Setting the volume .................................................................5
3.4.2 Automatic hearing protector ...................................................6
3.4.3 Turn off noise .........................................................................6
3.5 Automatic switchoff ...................................................................7
3.6 Display illumination ...................................................................7
4 Measuring ................................................................................8
4.1 Turn the device on (measuring mode) ......................................8
4.2 This is the way to check ...........................................................8
4.2.2 What you need to know about the noise picked up..............10
4.2.3 What you need to know about the indicated reading ..........10
4.3 This is how you affect readout quality ..................................... 11
4.3.1 Change lter stage ...............................................................12
4.3.2 Use external microphone .....................................................14
4.3.3 Extend sensor tip .................................................................15
5 Basic settings........................................................................16
5.1 This is the way to work in the basic settings ...........................16
5.2 What can be set? ....................................................................18
6 Maintenance and care...........................................................20
6.1 Overview: ................................................................................20
6.2 Simple functional test (fault search) ........................................20
6.3 Battery or rechargeable battery change..................................21
7 Specications........................................................................22
8 Hints on Disposal..................................................................23
9 Accessories ...........................................................................24
