9
5.
opErAtIoN
5.1 Inserting the batteries
4 x Alkaline LR6 AA batteries, 1.5 V (not in the scope of supply)
5.2 switching on
1. Press and hold the "On/Off" key for approx.3 seconds until the device beeps.
2. Release the "On/Off" key – The colour display is switched on. The device is ready for
operation as soon as the screen of the particular measuring mode is displayed
(depends on the connected probe).
5.3 switching off
1. Press and hold the "On/Off" key for approx. 3 seconds until the device beeps.
2. Release the "On/Off" key – The colour display is switched off.
5.4 description of screen elements
When using the device, take special note of the following important operating elements and
displays:
• The "Back" key (2) opens the previous menu.
• The "Main menu" key (6) opens the main menu.
• Name of the current screen (21)
• Display of the current time (22)
• The "Padlock" symbol (23) appears when you press
and hold the "On/Off" key for approx. 1 second
during a measurement. The touch function of the
colour display is locked. To release the lock, press
and hold the "On/Off" key for approx. 1 second.
• The "Lightbulb" symbol (24) appears when you have
used the "Illumination on/off" key to switch on back-
ground illumination (see chapter "Information about
the device").
• Battery loading status indicator (25); a plug symbol is
shown when power is supplied via a USB connection.
All options which can be selected via touch function can also
be selected by using the cross control and the "OK" key. For
safety reasons, some options can only be selected and confi-
gured by using the cross control and the "OK" key (e.g. date
and time in the "Settings" screen).
25
22
24
23
21
2
6