7
3 Explanation of the symbols on the device
Symbol
Explanation
CE mark
The product complies with the relevant provisions of
EC Directives 2006/42/EC, 2007/47/EC und 93/42/EC
SN
SN
Serial number of the product e. g. Q1604XXXXXX
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Note on the user manual
The user manual must be observed!
24 V -
Electrical voltage / V = Volt
Inspection plate for technical safety testing (see Chapter 9.6)
Provides information on the due date of the next technical safety test