74 SI-Ethernet User Guide
Issue: 1
This parameter specifies the type of transmission for the Rx3 link.
This parameter specifies the watchdog timer for the Rx3 link. If no cyclic data is
received on the Rx3 link the action taken will be determined by the setting in Rx3
Timeout Action (S.10.066).
Defines the action to be taken for a timeout on the Rx3 link.
S.10.064 Rx3 Source Type
Minimum 0 Maximum 5
Default 0 Units
Type 8 Bit User Save Update Rate Read on reset
Display Format None Decimal Places 0
Coding RW, TE, BU
Value Text Description
0 Direct Link is unicast or broadcast
1 Multicast1 Link is multicast to the IP address
2 Multicast2 Link is multicast to the IP address
3 Multicast3 Link is multicast to the IP address
4 Multicast4 Link is multicast to the IP address
5 Local Link will receive from local transmit link
S.10.065 Rx3 Timeout
Minimum 0 Maximum 65535
Default 100 Units ms
Type 16 Bit User Save Update Rate Read on reset
Display Format None Decimal Places 0
Coding RW, BU
It is good system design to allow for some message loss by setting the timeout duration
to be greater than the transmit period by a factor of 2 or more.
S.10.066 Rx3 Timeout Action
Minimum 0 Maximum 2
Default 0 Units
Type 8 Bit User Save Update Rate Read on reset
Display Format None Decimal Places 0
Coding RW, BU
Value Text Description
0 Trip Trip drive with Slx.Er and sub-trip code
1 Clear output PLC output parameters will have their values set to zero
2 Hold last Hold the last value in output parameters
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