Softing FG-200 HSE/FF, Руководство пользователя

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Chapter 9 - Appendix
Version EN-112021-1.30.3
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Effect
Redundancy switch-over. No redundancy concerning the affected H1 link.
Repair measure
Repair or reconnect H1 cable.
9.2.1.4 Secondary device failure (4)
Secondary device fails due to permanent or transient hardware or software fault (4)
Fault detection
Device fails completely or software watchdog expires or hardware watchdog
expires or exception occurs or failure in H1 interface detected.
Fault treatment
Secondary device assumes and indicates non-operational state.
Effect
System degrades to non-redundant system.
Repair measure
Transient fault: Automatic reboot
Permanent fault: replace device
Secondary device will reboot and receive configuration data from primary device.
9.2.1.5 Ethernet cable broken (5)
Ethernet cable broken between secondary device and Ethernet hub/switch (5)
Fault detection
Bad link status of Ethernet port detected. Detection time less than 500 ms.
Fault treatment
Secondary device assumes and indicates non-operational state.
Effect
System degrades to non-redundant system.
Repair measure
Repair or reconnect Ethernet cable.
Secondary device will reboot and receive configuration data from primary device.
9.2.1.6 H1 cable broken (6)
H1 cable broken between secondary device and H1 network (6)
Fault detection
No fault detection in secondary device.
Empty live list has to be detected by any HSE client (e. g. asset monitor).
Fault treatment
None.
Effect
No redundancy concerning the affected H1 link.
Repair measure
Repair or reconnect H1 cable.
9.2.1.7 TCP connection lost (7)
TCP connection lost between primary device and secondary device (7)
Fault detection
Time-out on TCP connection.
Detection time less than 2 sec during activity and less than 7 sec during idle times.
Fault treatment
Secondary device assumes and indicates non operational state
1)
.
Effect
System degrades to non-redundant system.