Table of contents
Easy Book
10 Manual, 03/2014, A5E02486774-AF
7.10.5 Modbus instructions .................................................................................................................. 167
8 PID is easy .......................................................................................................................................... 169
8.1 Inserting the PID instruction and technology object .................................................................. 171
8.2 PID_Compact instruction ........................................................................................................... 173
8.3 PID_Compact instruction ErrorBit parameters .......................................................................... 177
8.4 PID_3Step instruction ................................................................................................................ 179
8.5 PID_3Step instruction ErrorBit parameters ............................................................................... 186
8.6 Configuring the PID controller ................................................................................................... 188
8.7 Commissioning the PID controller ............................................................................................. 190
9 Web server for easy Internet connectivity ............................................................................................. 193
9.1 Easy to use the standard Web pages ....................................................................................... 194
9.2 Constraints that can affect the use of the Web server .............................................................. 196
9.2.1 Feature restrictions when the Internet options disable JavaScript ........................................... 197
9.2.2 Feature restrictions when the Internet options do not allow cookies ........................................ 198
9.3 Easy to create user-defined web pages .................................................................................... 198
9.3.1 Easy to create custom "user-defined" web pages .................................................................... 198
9.3.2 Constraints specific to user-defined Web pages....................................................................... 199
9.3.3 Configuration of a user-defined Web page ............................................................................... 200
9.3.4 Using the WWW instruction ...................................................................................................... 201
10 Motion control is easy .......................................................................................................................... 203
10.1 Phasing ..................................................................................................................................... 208
10.2 Configuring a pulse generator ................................................................................................... 210
10.3 Configuring the axis .................................................................................................................. 211
10.4 Configuring the TO_CommandTable_PTO ............................................................................... 214
10.5 Motion control instructions ........................................................................................................ 217
10.5.1 MC instruction overview ............................................................................................................ 217
10.5.2 MC_Power (Release/block axis) instruction .............................................................................. 217
10.5.3 MC_Reset (Confirm error) instruction ....................................................................................... 221
10.5.4 MC_Home (Home axis) instruction ........................................................................................... 222
10.5.5 MC_Halt (Pause axis) instruction .............................................................................................. 224
10.5.6 MC_MoveAbsolute (Position axis absolutely) instruction ......................................................... 226
10.5.7 MC_MoveRelative (Position axis relatively) instruction ............................................................ 228
10.5.8 MC_MoveVelocity (Move axis at predefined velocity) instruction ............................................. 230
10.5.9 MC_MoveJog (Move axis in jog mode) instruction ................................................................... 233
10.5.10 MC_CommandTable (Run axis commans as movement sequence) instruction ...................... 235
10.5.11 MC_ChangeDynamic (Change dynamc settings for the axis) instruction ................................. 237
10.5.12 MC_WriteParam (write parameters of a technology object) instruction .................................... 239
10.5.13 MC_ReadParam instruction (read parameters of a technology object) instruction .................. 241
10.6 Operation of motion control for S7-1200 ................................................................................... 242
10.6.1 CPU outputs used for motion control ........................................................................................ 242
10.6.2 Hardware and software limit switches for motion control .......................................................... 244
10.6.3 Homing ...................................................................................................................................... 247
10.6.3.1 Homing the axis ........................................................................................................................ 247
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