Signs, Symbols And Abbreviations; Function - SICK PBT Manual De Instrucciones

Operating Instructions

3. Signs, symbols and abbreviations

Potential danger of life or of
severe injuries.
Warning
Potential danger of life or of
severe injuries due to catapul-
ting parts.
Warning
Potential danger of burns due
to hot surfaces.
Caution
Notice, important information,
malfunction.
2-wire
Two connection lines are intended for the voltage supply.
The supply current is the measurement signal.
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 standardised electrical signal
through the deflection 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 evalu-
ated correspondingly.
18
3. Signs, symbols and abbreviations / 4. Function
© SICK AG • Germany • All rights reserved
V DC Direct voltage
The product complies with the
applicable European directives.
cULus, Underwriters å Inc.®
The instrument was inspected in
accordance with the applicable
US standards and certified
by UL.
8013153/V620/2012/03/12
PBT
GB