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Podręcznik S7-1200 _EN download_trans.gif Pobierz

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Podręcznik systemu sterowników PLC S7-1200 firmy SIEMENS

Spis Treści

1 Product overview  9
1.1 Introducing the S7-1200 PLC9
1.2 Signal boards 11
1.3 Signal modules 11
1.4 Communication modules 12
1.5 TIA Portal software 12
1.5.1 Different views to make the work easier 13
1.5.2 Help when you need it 14
1.6 Display panels17
2 Installation  19
2.1 Installation and removal procedures22
2.1.1 Installing and removing the CPU 24
2.1.2 Installing and removing a signal module25
2.1.3 Installing and removing a communication module27
2.1.4 Installing and removing a signal board 28
2.1.5 Removing and reinstalling the S7-1200 terminal block connector29
2.2 Wiring guidelines30
3 PLC concepts  35
3.1 Execution of the user program35
3.1.1 Operating modes of the CPU38
3.1.2 Event execution priorities and queuing40
3.1.3 CPU memory45
3.1.4 Password protection for the S7-1200 CPU48
3.2 Data storage, memory areas and addressing49
3.3 Data types54
3.4 Saving and restoring memory58
3.4.1 Understanding how the S7-1200 saves and restores data58
3.4.2 Using the memory card as a "Program" card 59
3.4.3 Using the memory card as a "Transfer" card61
4 Device configuration  65
4.1 Inserting a CPU66
4.2 Configuring the operation of the CPU67
4.3 Adding modules to the configuration 68
4.4 Configuring the parameters of the modules69
4.5 Creating a network connection 71
4.6 Configuring a permanent IP address 72
6 System Manual, 05/2009, A5E02486680-01
5 Programming concepts 75
5.1 Guidelines for program design 75
5.1.1 Structuring your user program  76
5.1.2 Using blocks to structure your program  77
5.1.2.1 Organization block (OB) 78
5.1.2.2 Function (FC)  80
5.1.2.3 Function block (FB)  80
5.1.2.4 Data block (DB) 81
5.1.3 Selecting the programming language  82
5.2 Copy protection  84
5.3 Debugging and testing the program 85
6 Programming instructions  87
6.1 Basic instructions  87
6.1.1 Bit logic 87
6.1.1.1 Set and reset instructions 89
6.1.1.2 Positive and negative edge instructions 91
6.1.2 Timers  93
6.1.3 Counters 97
6.1.3.1 Counters 97
6.1.3.2 CTRL_HSC instruction  99
6.1.3.3 Operation of the high-speed counter  102
6.1.3.4 Configuration of the HSC  104
6.1.4 Compare 105
6.1.5 Math  107
6.1.5.1 MOD instruction  108
6.1.6 Move 115
6.1.6.1 Swap instruction 118
6.1.7 Convert 119
6.1.7.1 Scale and normalize instructions  121
6.1.8 Program control 123
6.1.9 Logical operations  124
6.1.10 Shift and Rotate  128
6.2 Extended instructions 130
6.2.1 Clock and calendar instructions  130
6.2.2 String and character instructions  135
6.2.2.1 String conversion instructions  135
6.2.2.2 String operation instructions 143
6.2.3 Program control instructions  151
6.2.3.1 Reset scan cycle watchdog instruction  151
6.2.3.2 Stop scan cycle instruction 152
6.2.3.3 Get Error instructions  152
6.2.4 Communications instructions  156
6.2.4.1 LEN and DATA parameter usage for communication instructions  156
6.2.4.2 Open Ethernet Communication 157
6.2.4.3 Point-to-Point instructions  172
6.2.5 Interrupt instructions 172
6.2.5.1 Attach and detach instructions 172
6.2.5.2 Start and cancel time delay interrupt instructions  175
6.2.5.3 Disable and Enable alarm interrupt instructions  177
6.2.6 PID control 178
6.2.7 Motion control instructions  178
6.2.8 Pulse instruction 179
6.2.8.1 CTRL_PWM instruction179
6.3 Global library instructions182
6.3.1 USS182
6.3.1.1 Requirements for using the USS protocol 182
6.3.1.2 USS_DRV instruction184
6.3.1.3 USS_PORT instruction 187
6.3.1.4 USS_RPM instruction 187
6.3.1.5 USS_WPM instruction189
6.3.1.6 USS status codes 190
6.3.2 MODBUS 191
6.3.2.1 MB_COMM_LOAD191
6.3.2.2 MB_MASTER194
6.3.2.3 MB_SLAVE 204
7 PROFINET  213
7.1 Communication with a programming device215
7.1.1 Establishing the hardware communications connection215
7.1.2 Configuring the devices 216
7.1.3 Assigning Internet Protocol (IP) addresses 216
7.1.3.1 Assigning IP addresses to programming and network devices 216
7.1.3.2 Assigning a temporary IP address online 219
7.1.3.3 Configuring a permanent IP address 224
7.1.4 Testing the PROFINET network 226
7.2 HMI-to-PLC communication228
7.2.1 Configuring the logical network connections between an HMI and a CPU 229
7.3 PLC-to-PLC communication 230
7.3.1 Configuring the logical network connections between two CPUs232
7.3.2 Configuring transmit (send) and receive parameters232
7.3.2.1 Configuring the TSEND_C instruction transmit (send) parameters 233
7.3.2.2 Configuring the TRCV_C instruction receive parameters237
7.4 Reference Information 241
7.4.1 Locating the Ethernet (MAC) address on the CPU241
7.4.2 Configuring Network Time Protocol synchronization242
8 Point-to-Point (PtP) communications  245
8.1 Using the RS232 and RS485 communication modules245
8.2 Configuring the communication ports 246
8.3 Managing flow control 247
8.4 Configuring the transmit (send) and receive parameters 248
8.5 Programming the PtP communications 254
8.5.1 Polling architecture 254
8.6 Point-to-Point instructions 256
8.6.1 Common parameters for Point-to-Point instructions256
8.6.2 PORT_CFG instruction 258
8.6.3 SEND_CFG instruction 260
8.6.4 RCV_CFG instruction261
8.6.5 SEND_PTP instruction268
8.6.6 RCV_PTP instruction 270
8.6.7 RCV_RST instruction 271
8.6.8 SGN_GET instruction272
8.6.9 SGN_SET instruction  273
8.7 Errors 274
9 Online and diagnostic tools 279
9.1 Status LEDs  279
9.2 Going online and connecting to a CPU 281
9.3 Setting the IP address and time of day  282
9.4 CPU operator panel for the online CPU 283
9.5 Monitoring the cycle time and memory usage  283
9.6 Displaying diagnostic events in the CPU  284
9.7 Watch tables for monitoring the user program 284
A Technical specifications 289
A1 General Technical Specifications 289
A2 CPUs  294
A21 CPU 1211C Specifications 294
A22 CPU 1212C Specifications 299
A23 CPU 1214C Specifications 303
A3 Digital signal modules (SMs) 308
A31 SM 1221 Digital Input Specifications  308
A32 SM 1222 Digital Output Specifications 310
A33 SM 1223 Digital Input/Output Specifications 312
A4 Analog signal modules (SMs)  315
A41 SM 1231, SM 1232, SM 1234 Analog Specifications  315
A5 Signal boards (SBs)  321
A51 SB 1223 2 X 24 VDC Input / 2 X 24 VDC Output Specifications 321
A52 SB 1232 1 Analog Output Specifications  323
A6 Communication modules (CMs) 325
A61 CM 1241 RS485 Specifications  325
A62 CM 1241 RS232 Specifications  326
A7 SIMATIC memory cards 326
A8 Input simulators 327
B Calculating a power budget  329
B1 Calculating a sample power requirement 330
B2 Calculating your power requirement  331
C Order numbers 333
Index 335

Data dodania:
14 Oct 2009
Dodał:
Administrator (admin)
Wersja z dnia:
05 Aug 2009
Autor:
SIEMENS
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