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4.8
Overview: Access to the LINK as proxy
Overview of the options for accessing the LINK in the "PROFINET IO proxy" mode
If there is a connection established to the IO controller you have the following options for
accessing the LINK.
Note: Stopping the IO controller CPU does not lead to connection termination with the LINK.
Access to LINK
Access
via
path
Taster
PST / PRONETA
PST
PB
Special diagnos-
tics
Special diagnos-
PB
tics
STEP 7
STEP 7
PB
: Is not supported.
1
: Is not allowed because an IP service is used here. Permitted with DCP-based services, since only possible locally.
2
: According to IEC 61158-x-10 changing the IP parameters of an IO device when a connection is established is not premit-
3
ted.
: Not supported for reasons of compatiblity. Reformatting the C-PLUG for IE/PB LINK PN IO V3 is permitted.
4
There are restrictions in the following situations:
● The LINK in "Proxy" mode is in the STOP status.
● The LINK in "Proxy" mode has no connection to the IO controller.
● The LINK is in "Standard mode" and was configured only via PST (DCP).
IE/PB LINK PN IO
Operating Instructions, 11/2017, C79000-G8976-C393-02
STOP ⇔
Memory
START
reset
-
-
-
1
IE
-
-
1
-
-
1
IE
-
-
2
-
-
2
IE
-
-
2
-
-
2
4.8 Overview: Access to the LINK as proxy
Resetting to factory set-
tings
With
Without or
C-PLUG
with C-
from LINK
PLUG (for-
V2
matted for
LINK V3)
+
1
-
1
4
-
1
1
-
2
2
-
2
2
+
2
4
-
2
1
Configuration and operation
Initialization
PROFINET
IP parame-
device
name
+
-
1
+
+
-
-
1
1
-
+
2
-
-
2
1
+
+
-
-
1
1
Restart
ters
-
+
1
-
-
3
1
-
-
1
1
-
-
3
1
-
-
1
1
-
-
3
1
-
-
1
1
67
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