SICK PBS Series

Operating Instructions PBS
26 ©SICKAG•Germany•Allrightsreserved•Subjecttochangewithoutnotice8013154/U275/2010/02/01
3.Signs,symbolsandabbreviations/4.Function
3. Signs, symbols and abbreviations
L+  Positivesupplyconnection
M  Negativesupplyconnection
Q1 Switchingpoint1
Q2 Switchingpoint2
C/Q1 Communication/Switchingpoint1
Q
A
Analog output
3-wire Twoconnectionlinesareintendedforthevoltagesupply.
One connection line is intended for the measurement signal.
4. Function
Thepressureprevailingwithintheapplicationistransformedintoaswitchingoutputor
standardisedelectricalsignalthroughthedeectionofthediaphragm,whichactsonthesensor
element with the power supply fed to the transmitter. This electric signal changes in proportion to
thepressureandcanbeevaluatedcorrespondingly.
Potential danger of life or of
severeinjuries.
Notice, important information,
malfunction.
The product complies with
the applicable European
directives.
Potential danger of life or of
severeinjuriesduetocatapul-
ting parts.
Potential danger of burns due
to hot surfaces.
Warning
Caution
Warning