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• The product must not be operated when the battery
compartment cover is opened or missing.
• Never pull out a mains plug by pulling on its cable
when disconnecting it from the front socket of the
product. Always pull the plug out of the front socket
by gripping the area provided for this purpose on its
sides.
• Never overload the product. Observe the connected
load in the chapter “Technical data”.
• Do not connect several measuring devices with each
other.
• Do not operate while it is covered! At higher con-
nected loads, the product becomes warm, which can
lead to overheating and potentially a fire if covered!
• Only voltage-free, when the plug is unplugged!
• Use the product only in a temperate climate, never in
a tropical climate.
• Never touch the product or the mains plug with wet
or damp hands when trying to connect a plug to the
front socket. There is danger of a life-threatening
electric shock!