1.3 Explanation of signs and symbols
The following signs and symbols are used in this Manual:
Reference to a recommendation and/or important information.
Actions in an instruction.
The relevant components are labelled with (numbers) in the instructions
for better orientation.
The components have a fixed numeric value. This value is specified in
the “views of the device”.
Optional instruction in the “Controlling the device using the touchscreen
display” chapter.
The functions of the touchscreen display are labelled with a (T) in the
“Controlling the device using the touchscreen display” chapter for better
orientation.
The Retsch ZM 300 Ultra Centrifugal Mill is usually described in the explanations in
this Manual as device.
1.4 Explanations of the Safety Instructions
The following warnings in this manual warn of possible risks and damage:
Risk of fatal injuries
Source of danger
− Possible consequences if the danger is ignored.
• Instructions and information on how to avoid the risk.
Fatal or serious injuries may result if the “Danger” sign is disregarded. There is a very high
risk of a life-threatening accident or lasting personal injury. The signal word DANGER is
additionally used in the running text or in instructions.