4 function description, 1 module features, 1 integrated protection mechanisms – Pilz PSSu H S PN User Manual
Page 10: 2 supply voltage, 3 projects, Section 4, Function description, Module features, Integrated protection mechanisms, Supply voltage

Function description
Operating Manual PSSu H S PN
22103-EN-04
10
Function description
Module features
Integrated protection mechanisms
The module has the following protection mechanisms:
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Potentially isolated
PROFINET IO interface
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When the PSSu E F PS1(-T) is used to supply the system, the module supply is buff-
ered for 20 ms if the supply voltage is interrupted.
Supply voltage
Module supply
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The module supply provides the module with voltage.
Projects
To configure the head module you will need the STEP 7 software from Siemens and the
PSSuniversal Configurator. The PSSuniversal Configurator can be called up directly from
STEP 7.
There are two options for downloading a project to the head module:
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Using the PSSuniversal Configurator
– Connect the head module to the programming device.
– If the head module contains a chip card, the current project will always be written to
the chip card as a PROFINET project chip card. A chip card is not required in order
to save the project in the head module.
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Using the PROFINET project chip card
– If the head module already contains a project, you will need to delete this project
first (see below).
– Create a PROFINET project chip card using the PSSuniversal Configurator.
– Insert the PROFINET project chip card into the chip card slot on the head module
and start up the head module.
You will need a PROFINET reset chip card in order to delete a project on the head module.
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Create a PROFINET reset chip card using the PSSuniversal Configurator.
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Insert the PROFINET reset chip card into the head module and start up the head mod-
ule.
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The PROFINET reset chip card deletes the existing project on the head module.
– The PROFINET reset chip card does not download a project to the head module.
Further information on this procedure is available in the PSSuniversal Configurator's online
help.
4
4.1
4.1.1
4.1.2
4.1.3