8 Station variants
8.3 How the "station variants" operating mode works
362
Gateway XN-312-GW-CAN
06/16 MN050003-DE www.eaton.eu
8.3.5 Handling on the PLC
Figure 94:
PLC handling when the gateway is switched with and without station variants
Yes
No
Gateway switched on,
Error on system bus
PLC reads from GW actual config-
CANopen master initializes the gateway
- Map addresses
- Write Activation StationVariants Mode
- Switch gateway to OPERATIONAL status
I/O-LED red
Gateway starts running
with station variant
Gateway does not start
running
Gateway starts running
with target configuration
REBOOT
Checksum for one of the
PLC station variants?
Yes
FB does not start running
FB signals error status
ERROR_NOT_ACTIVATED
Function block writes checksum
back to the gateway, sending an
enable signal for data exchange
with the gateway this way
Activation
StationVariants = TRUE?
Mode
No
Yes
One of
the sta-
tion
variants in
Actual
configura-
FB does not start running
FB signals error status
ERROR_NO_SUBASSEMBLY
No
Checksum for GW
station variant
Write full configuration to GW
Write station variant to GW
FB checks:
=
=
config check carried out or skipped due to being inactive
I/O LED green, continu-
ous light or flashing
I/O LED green, continu-
ous light or flashing
ST-LED green, continu-
ST-LED green, continu-
ST-LED green, continu-
Содержание XN-312-GW-CAN
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