Pilz 311502, Руководство по эксплуатации, Страница: 43 / 51

Application examples
Operating Manual PCOM sec br2
1004534-EN-04
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12.2 Release of remote access with a key switch
The digital input I0 has several configurable functions. The digital input I0 can be used, for
example, for the release of the remote access to a protected network. The release of the
connection between the client PC (VPN client) and the protected network can be made via
a key switch, for example.
Prerequisites:
}
A key switch is connected to the digital input I0.
a
Connect the opening contact of the key switch to the input I0.
protected connection
unprotected connection
PAS4000
or
PNOZmulti Configurator
Key switch
PNOZmulti
PSS 4000
VPN tunnel
Input I0
or
24 VDC
SecurityBridge
Fig.: Key switch to release the remote access
Procedure:
}
Configure the function of the digital input via the user interface.
a
Select System -> Settings - > Digital inputs and outputs -> Digital input->
Function and select the option SSLVP N from the drop-down list.
}
Establish a connection as described under Establish connection to
SecurityBridge [ 22] .
The release of the connection is made by a "1" signal at the input I0. If there is o release, all
the connection attempts via the VPN client are prevented.