Table of contents
Distributed I/O system
10 System Manual, 09/2019, A5E03576849-AJ
11.6 Operating modes of the CPU ............................................................................................... 206
11.6.1 STARTUP mode .................................................................................................................. 206
11.6.2 STOP mode ......................................................................................................................... 209
11.6.3 RUN mode ........................................................................................................................... 210
11.6.4 Operating mode transitions .................................................................................................. 210
11.7 CPU memory reset .............................................................................................................. 213
11.7.1 Automatic memory reset ...................................................................................................... 214
11.7.2 Manual memory reset .......................................................................................................... 214
11.8 Reassigning parameters during operation ........................................................................... 216
11.9 Backing up and restoring the CPU configuration ................................................................. 217
11.9.1 Overview .............................................................................................................................. 217
11.10 Time synchronization ........................................................................................................... 220
11.10.1 Example: Configuring and changing NTP server ................................................................. 222
11.11 Identification and maintenance data .................................................................................... 226
11.11.1 Reading out and entering I&M data ..................................................................................... 226
11.11.2 Data record structure for I&M data....................................................................................... 228
11.11.3 Example: Read out firmware version of the CPU with Get_IM_Data ................................... 230
11.12 Shared commissioning of projects ....................................................................................... 232
12 Maintenance .......................................................................................................................................... 233
12.1 Removing and inserting I/O modules/motor starters (hot swapping) ................................... 233
12.2 Changing the type of an I/O module .................................................................................... 237
12.3 Replacing an I/O module ..................................................................................................... 238
12.4 Replacing a motor starter ..................................................................................................... 239
12.5 Replacing the terminal box on the BaseUnit ........................................................................ 240
12.6 Firmware update .................................................................................................................. 242
12.7 Resetting CPU/interface module (PROFINET) to factory settings ...................................... 249
12.7.1 Resetting the CPU to factory settings .................................................................................. 249
12.7.2 Resetting interface module (PROFINET IO) to factory settings .......................................... 252
12.7.3 Resetting the interface module (PROFINET IO) to factory settings with a RESET
button ................................................................................................................................... 253
12.8 Reaction to faults in fail-safe modules and fail-safe motor starters ..................................... 255
12.9 Maintenance and repair ....................................................................................................... 257
12.10 Warranty ............................................................................................................................... 257
13 Test and service functions ..................................................................................................................... 258
13.1 Test functions ....................................................................................................................... 258
13.2 Reading out/saving service data .......................................................................................... 264
14 Technical specifications ......................................................................................................................... 267
14.1 Standards, approvals and safety notes ............................................................................... 267
14.2 Electromagnetic compatibility .............................................................................................. 274
14.3 Electromagnetic compatibility of fail-safe modules .............................................................. 278