Lovibond scuba3s - General Measurement Procedure; Switch Scuba3 s On; Select Parameters

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6. General Measurement procedure:
6.1 Switch Scuba3s on:
When not in use, Scuba3s turns
off automatically after 5 minutes.
To turn off manually, press
Down key for 3 seconds.
6.2 Select Parameters
Select parameter on screen with
Test key or scroll up and down to
select any other parameter.
After parameter selection,
the Scuba3s shows "Zero
measurement" screen.
Scuba3
Up key
Short Press: switch on/scroll down
Long Press (3s): switch off
Waterproof
housing
Down key
Short Press: switch on/scroll down
Long Press (3s): switch off
Back key
Short Press:
go back
Long Press (3s):
backlight on/off
Test key
Short Press:
test/zero or enter/
confirmation
Long Press (3s):
no function