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• If you have reason to assume that safe operation is no longer possible, discon-
nect the device immediately and secure it against inadvertent operation. It can be
assumed that safe operation is no longer possible if:
- the device shows visible damage
- the device no longer functions
- the device was stored under unfavourable conditions for an extended period of
time
- following considerable stress during transportation.
• Do not switch the measuring device on immediately after it was taken from a cold
to a warm environment. The condensation that forms might destroy your device.
Allow the device to reach room temperature before switching it on.
• Do not leave packaging material unattended. It may become a dangerous toy for
children.
• If there are any questions that are not answered in this operating manual, contact
our technical support or another expert.
• Also observe the safety information in each chapter of these instructions.
• The mains unit is constructed pursuant to protection category II.
• The mains socket for the plug-in mains unit must be close to the device and
easily accessible.
• The plug-in mains unit is only suitable for dry, closed rooms.
• Do not pull the plug-in mains unit from the mains socket by pulling the cable.
• If the mains unit is damaged, do not touch it. Danger to life from electric shock!
First deactivate all sides of the mains socket to which the plug-in mains unit is
connected (e.g. switch off the respective fuse or turn out the fuse. Then deactiva-
te the associated FI protection switch). Only then pull the plug-in mains unit from
the mains socket and take the product to a specialist workshop.