IEC870 Master Redundancy according to Ed. 2.0 - send only TestFR Act/Con between Master and Slave

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• IEC870 driver: redundancy according to IEC60870-5-104 Edition 2 can lead to not acknowledged frames

  Summary During the redundancy switch between primary and secondary IP in IEC60870 driver (Master) - according procedure introduced by Edition 2 of the IEC60870-5-104 Standard - the slave can still send some frames. But when the procedure starts - ...

• Compatibility problem with Access IEC60870-5-104, can't load setting from XML

  Description After updating zenon Software Platform to a build that supports IPv6, IEC870 Master does not get a connection to IEC870 Slave in 101-Unbalanced mode.. This has been fixed. To benefit from this fix: Update your zenon Software Platform to ...

• zenPG AccessIEC870Sl in 870-104 redundancy mode immediately closes one connection when redundant master opens second connection

  Summary The zenon Process Gateway AccessIEC870Sl does not support properly the IEC 60870-5-104 Edition 2.0 redundancy mode of Data Link correctly since the extension for IPv6 support. Description The zenon IEC60870-5-104 Process Gateway does not work ...

• Process Gateway IEC 60870-5-101 slave does not send a correct response when an unsupported ASDU is received

  Summary When an unsupported ASDU is received the 870 101 slave did not correctly send a link layer confirmation, causing a communication interruption Description When an unsupported ASDU is received the 870 101 slave did not correctly send a link ...

• IEC870 driver, when sends TESTFR shortly (<10ms) after reception of spont ASDU, is not acknowledging this ASDU, and slave closes connection

  Summary IEC870 Driver discards all incoming I-Frames when waiting for "TESTFR con". Description IEC870 Driver discards all incoming I-Frames when waiting for "TESTFR con". Information probably when you deactivate the TEST-procedure (T3=0), but this ...