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9.3.2.7
Group error ........................................................................................................................... 125
9.4
Control with FB 79 ................................................................................................................ 126
9.4.1
Assignment of the interfaces relevant to PROFINET IO ...................................................... 126
9.4.2
Select operating modes using the control/status byte .......................................................... 131
9.4.3
Example program for data exchange if code length ≤ 27 bytes ........................................... 136
9.4.4
Programming data fragmentation ......................................................................................... 138
9.4.5
9.4.5.1
How it works .......................................................................................................................... 141
9.4.5.2
Parameter overview .............................................................................................................. 142
9.4.5.3
Job execution ........................................................................................................................ 146
9.4.5.4
Error information ................................................................................................................... 150
9.5
9.6
Control via TCP/IP and RS232 ............................................................................................. 153
9.6.1
Trigger ................................................................................................................................... 154
9.6.2
Write match string ................................................................................................................. 154
9.6.3
Setting/resetting DISA bit ...................................................................................................... 155
9.6.4
Query status .......................................................................................................................... 155
9.6.5
Select program number ........................................................................................................ 156
9.6.6
Save program with internal trigger ........................................................................................ 157
9.6.7
Save program with external trigger ....................................................................................... 157
9.6.8
Reset command .................................................................................................................... 159
9.6.9
Set digital out ........................................................................................................................ 160
9.7
Remote client ........................................................................................................................ 161
9.7.1
XML backup and XML restore .............................................................................................. 161
9.7.2
XML backup .......................................................................................................................... 162
9.7.3
XML restore .......................................................................................................................... 164
9.8
SNMP .................................................................................................................................... 167
9.9
Example programs ................................................................................................................ 169
9.9.1
Connection of the optical reader to a SIMATIC controller using FB 79 ................................ 169
9.9.2
Archiving of images and diagnostic information on a PC ..................................................... 170
10
Service and maintenance .................................................................................................................... 175
10.1
Error and diagnostics messages .......................................................................................... 175
10.1.1
Message types ...................................................................................................................... 175
10.1.2
Error messages ..................................................................................................................... 176
10.1.3
Error output of the read results ............................................................................................. 180
10.1.4
Read and verification error messages .................................................................................. 181
10.1.5
Filter error messages ............................................................................................................ 184
10.1.6
Diagnostics via the LED display ........................................................................................... 185
10.1.7
Diagnostics during the "READ" function ............................................................................... 187
10.1.8
IO device diagnostics ............................................................................................................ 188
10.1.8.1
Reading out the diagnostics information with STEP 7 .......................................................... 188
10.1.8.2
Diagnostics with PROFINET IO ............................................................................................ 189
10.1.9
Error messages from automatic data backup ....................................................................... 191
10.2
Maintenance and repair ........................................................................................................ 192
10.3
Replacing a module .............................................................................................................. 192
SIMATIC MV500
Operating Instructions, 05/2019, C79000-G8976-C494-02
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