Siemens SICAM AK Manual page 40

Redundancy via SCA-RS
Column name/
Parameter
Option: User data filter
to PE
Option: user data filter
deact
For the parameter setting of C4 and C5: CP-2017/PCCX25 for CPU redundancy, refer to
section 1.4, Parameter Setting of the
40
Settings for BSEs (CPU Redundancy)
Description/Value
Defines the behavior of the BSE (when
passive)
Filter only user data with Status R: the
passive BSE sends only messages with that
status bit set
if system element passive, filter user data:
The passive BSE continues to send/receive
all messages with user data to/from the
corresponding PE in the AU.
User data filter deactivated: the BSE
sends/receives all data, including user data
to the corresponding PE.
User data filter activated: the BSE sends the
user data defined in the filter (column before)
to the corresponding PE in the AU.
CP-2017/PCCX25.
Unrestricted
Comment
The filter relates only to the
transmit direction. Filtering
means, that the data point
will not be sent
The passive BSE
sends/receives only
messages with the status bit
R set (R-Bit = Redundancy),
The passive BSE continues
to send/receive all
messages with user data
Definition, whether the filter
should be activated or not.
SICAM RTUs, SICAM AK Redundancy
Edition 10.2016, DC2-026-2.07