8 WIKA operating instructions pressure switch, model PSD-3x
EN
11430486.07 04/2015 EN/DE/FR/ES
2.4 Labelling / safety marks
Product label
If the serial number becomes illegible (e.g. due to mechanical damage or overpainting), traceability will
no longer be possible.
Explanation of symbols
General danger symbol
cULus, Underwriters Laboratories Inc.®
The instrument was inspected in accordance with the applicable US standards and certied
by UL.
Furthermore, instruments bearing this mark comply with the applicable Canadian
standards on safety.
CE, Communauté Européenne
Instruments bearing this mark comply with the relevant European directives.
2. Safety
Measuring range
Power supply
Analogue signal Switching output 1
Switching output 2
P# Product No.
S# Serial No.
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