Summary
vi
Off-Line and On-Line Modifications Download ................................................................................. 319
On-Line Download of Modifications .................................................................................................. 320
Off-Line Download of Modifications with Process Control Interruption ............................................. 321
Previous Planning for Off-Line Modifications without Process Control Interruption ........................... 322
Exploring the Redundancy for Off-Line downloading of Modifications without Interruption of the
Process control................................................................................................................................... 327
Maintenance ............................................................................................................................................. 331
Modules Hot Swapping in a Redundant PLC ...................................................................................... 331
MasterTool Warning Messages .......................................................................................................... 331
Redundancy Diagnostics on the NX3030 CPU Graphic Display ......................................................... 332
Redundancy Diagnostics Structure ..................................................................................................... 332
PX2612 Panel Test ............................................................................................................................ 345
7. MAINTENANCE ..................................................................................................................................... 347
Module Diagnostics .................................................................................................................................. 347
One Touch Diag................................................................................................................................. 347
Diagnostics via LED .......................................................................................................................... 350
Diagnostics via WEB ......................................................................................................................... 351
Diagnostic Explorer ........................................................................................................................... 353
Diagnostics via Variables ................................................................................................................... 354
Diagnostics via Function Blocks ........................................................................................................ 368
Graphic Display ....................................................................................................................................... 370
System Log ............................................................................................................................................... 372
Not Loading the Application at Startup .................................................................................................. 372
Power Supply Failure .............................................................................................................................. 372
Common Problems .................................................................................................................................. 373
Troubleshooting ....................................................................................................................................... 373
Preventive Maintenance .......................................................................................................................... 374
8. GLOSSARY ............................................................................................................................................. 375
9. ANNEX A. DNP3 INTEROPERABILITY ............................................................................................. 379
DNP3 Device Profile ................................................................................................................................ 379
DNP3 ........................................................................................................................................................ 379
DEVICE PROFILE DOCUMENT ..................................................................................................... 379
DNP V3.0 Implementation Table ............................................................................................................ 380
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