Siemens Simatic S7-300 - Page 4

Table of contents
Connection of the SINAMICS S120 to the Technology CPU
4 Product Information, 09/2011, A5E00480378-04
3.8 Creating the user program .......................................................................................................... 91
3.8.1 Using technology functions ......................................................................................................... 91
3.8.2 Special
considerations for the use of an Active Line Module ..................................................... 91
4 B
asic functions......................................................................................................................................... 93
4.1 Enc
oder settings ......................................................................................................................... 93
4.1.1 Enc
oder configuration (overview) ............................................................................................... 93
4.1.2 Charac
teristic values for encoders.............................................................................................. 93
4.1.3 Struc
ture of the encoder actual values ....................................................................................... 95
4.1.4 Enc
oder types ............................................................................................................................. 99
4.1.5 Enc
oder mode........................................................................................................................... 100
4.1.6 Setting enc
oder parameters in the technology ......................................................................... 100
4.1.7 Display
of the encoder parameters in S7T Config .................................................................... 102
4.2 Homing
...................................................................................................................................... 104
4.2.1 Homing possi
bilities .................................................................................................................. 104
4.2.2 Exampl
e: Active homing with homing output cam and encoder zero mark .............................. 105
4.2.3 Exampl
e: Active homing using only an external zero mark ...................................................... 109
4.2.4 Exampl
e for active homing with one of the external zero marks mirrored on the T-CPU......... 114
4.2.5 Exampl
e: Active homing using only an encoder zero mark...................................................... 117
4.2.6 Absolute encoder adjustment with the control panel
................................................................ 120
4.3 Trigg
ering of the integrated outputs of the CU 320 Control Unit............................................... 122
5 E
xpert Functions.................................................................................................................................... 127
5.1 PROFIdrive m
essage frame...................................................................................................... 127
5.1.1 Mess
age frame types................................................................................................................ 127
5.1.2 Ex
ample: telegram 105 ............................................................................................................. 129
5.2 Extending a PROFIdrive message frame
................................................................................. 130
5.2.1 Address
areas ........................................................................................................................... 130
5.2.2 Extendin
g a message frame by creating additional components ............................................. 131
5.2.3 Extending the PROFIdri
ve message frame in S7T Config ....................................................... 138
5.2.4 Extendin
g an existing PROFIBUS message frame for the drive .............................................. 139
5.3 Disabling the
PROFIBUS Sign-of-Life Monitoring .................................................................... 145
5.4 Ac
tivating a Second Encoder.................................................................................................... 146
5.4.1 Us
ing a Second Encoder .......................................................................................................... 146
5.4.2 Connecting a second encoder in SINAM
ICS............................................................................ 148
5.5 Reading the
drive parameters................................................................................................... 150
5.5.1 Exampl
e: Reading several parameters using "MC_ReadDriveParameter" .............................. 150
5.6 Measuri
ng Function................................................................................................................... 152
5.6.1 Use Cas
es................................................................................................................................. 152
5.6.2 Measuri
ng using the integrated inputs on the CU320............................................................... 156
5.6.3 Fetchin
g the measuring inputs using the TM17 terminal module ............................................. 159
5.7 Triggering an output c
am using the TM17 terminal module ..................................................... 165
5.8 Triggering of a brak
e................................................................................................................. 174
5.8.1 Vertical axis appli
cation case.................................................................................................... 174
5.8.2 Activating braking
sequential control in SINAMICS .................................................................. 174
5.8.3 Activating braking
sequential control in the axis ....................................................................... 176