Explanation Of Symbols Used - Macherey-Nagel PF-3 Manual

4. Explanation of symbols used

The device identification plate and these operating instructions contain
the symbols and terms which are listed below and have the following
meaning:
Term/symbol
Photometer PF-3
SN
3.6-4.5 V, 500 mA
IP68
MACHEREY-NAGEL Manufacturer identification
Meaning
Device name
Serial number of the device
Power supply
DC voltage
Dust- and waterproof
(test conditions: 1 m water depth, 1 hour)
In accordance with 2012/19/EU, disposal of the device via
public waste disposal systems is not permissible. See also
the section on disposal.
CE denotes compliance with the applicable harmonization
legislation of the European Community.
This symbol indicates that there is a hazard due to electrical
shock.
This symbol indicates that the chemicals used have
a corrosive effect. Follow the safety measures in the
laboratory and wear the required protective equipment.
Observe the information in the current safety data sheets
(SDS) of the products used.
This symbol indicates that there is a hazard due to the use
of flammable materials.
Explanations about the text. Tips and tricks to work better.
Manual Photometer PF-3 EN, 04/2021
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