Siemens S7-1200 - Block Diagram

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SM 1278 4xIO-Link Master

15.2 Connecting

S7-1200 Programmable controller

820 System Manual, 03/2014, A5E02486680-AG

15.2.2

Block diagram

Main Page

Preface3
Table of Contents7
Product Overview23
Introducing the S7-1200 PLC23
Expansion Capability of the CPU26
S7-1200 Modules29
New Features30
Basic HMI Panels32
STEP 7 Programming Software35
System Requirements36
Different Views to Make the Work Easier37
Easy-To-Use Tools38
Inserting Instructions into Your User Program38
Accessing Instructions from the "Favorites" Toolbar38
Creating a Complex Equation with a Simple Instruction39
Adding Inputs or Outputs to a LAD or FBD Instruction41
Expandable Instructions42
Selecting a Version for an Instruction42
Modifying the Appearance and Configuration of STEP 743
Dragging and Dropping between Editors43
Changing the Operating Mode of the CPU44
Changing the Call Type for a DB45
Temporarily Disconnecting Devices from a Network46
Virtual Unplugging of Devices from the Configuration47
Installation49
Guidelines for Installing S7-1200 Devices49
Power Budget51
Installation and Removal Procedures53
Mounting Dimensions for the S7-1200 Devices53
Installing and Removing the CPU56
Installing and Removing an SB, CB, or BB58
Installing and Removing an SM60
Installing and Removing a CM or CP62
Removing and Reinstalling the S7-1200 Terminal Block Connector63
Installing and Removing the Expansion Cable64
TS (Teleservice) Adapter66
Connecting the Teleservice Adapter66
Installing the SIM Card67
Installing the TS Adapter Unit on a DIN Rail69
Installing the TS Adapter on a Panel69
Wiring Guidelines70
PLC Concepts77
Execution of the User Program77
Operating Modes of the CPU81
Processing the Scan Cycle in RUN Mode85
Organization Blocks (Obs)85
Program Cycle ob86
Startup ob86
Time Delay Interrupt ob87
Cyclic Interrupt ob87
Hardware Interrupt ob87
Time Error Interrupt ob88
Diagnostic Error Interrupt ob89
Pull or Plug of Modules ob91
Rack or Station Failure ob92
Time of Day ob92
Status ob93
Update ob93
Profile ob94
Event Execution Priorities and Queuing94
Monitoring and Configuring the Cycle Time97
CPU Memory99
System and Clock Memory101
Diagnostics Buffer103
Time of Day Clock104
Configuring the Outputs on a RUN-To-STOP Transition104
Data Storage, Memory Areas, I/O and Addressing105
Accessing the Data of the S7-1200105
Processing of Analog Values110
Data Types110
Bool, Byte, Word, and Dword Data Types111
Integer Data Types112
Floating-Point Real Data Types112
Time and Date Data Types113
Character and String Data Types114
Array Data Type116
Data Structure Data Type117
PLC Data Type117
Pointer Data Types118
Pointer" Pointer Data Type118
Any" Pointer Data Type119
Variant" Pointer Data Type120
Accessing a "Slice" of a Tagged Data Type121
Accessing a Tag with an at Overlay122
Using a Memory Card124
Inserting a Memory Card in the CPU125
Configuring the Startup Parameter of the CPU before Copying the Project to the Memory Card127
Transfer Card127
Program Card130
Firmware Update133
Recovery from a Lost Password136
Device Configuration137
Inserting a CPU138
Detecting the Configuration for an Unspecified CPU140
Adding Modules to the Configuration141
Changing a Device142
Configuring the Operation of the CPU142
Overview142
Configuring Digital Input Filter Times144
Pulse Catch146
Configuring the Parameters of the Modules147
Configuring the CPU for Communication149
Creating a Network Connection149
Configuring the Local/Partner Connection Path150
Parameters for the PROFINET Connection153
Assigning Internet Protocol (IP) Addresses155
Assigning IP Addresses to Programming and Network Devices155
Checking the IP Address of Your Programming Device157
Assigning an IP Address to a CPU Online158
Configuring an IP Address for a CPU in Your Project159
Testing the PROFINET Network162
Locating the Ethernet (MAC) Address on the CPU163
Configuring Network Time Protocol Synchronization165
PROFINET Device Start-Up Time, Naming, and Address Assignment166
Programming Concepts169
Guidelines for Designing a PLC System169
Structuring Your User Program170
Using Blocks to Structure Your Program172
Organization Block (OB)172
Function (FC)174
Function Block (FB)175
Data Block (DB)176
Creating Reusable Code Blocks177
Understanding Data Consistency178
Programming Language179
Ladder Logic (LAD)180
Function Block Diagram (FBD)181
Scl181
EN and ENO for LAD, FBD and SCL188
Protection190
Access Protection for the CPU190
Know-How Protection193
Copy Protection195
Downloading the Elements of Your Program196
Uploading from the CPU197
Copying Elements of the Project197
Using the Compare Function198
Debugging and Testing the Program198
Monitor and Modify Data in the CPU198
Watch Tables and Force Tables199
Cross Reference to Show Usage199
Call Structure to Examine the Calling Hierarchy201
Basic Instructions203
Bit Logic Operations203
Bit Logic Instructions203
Set and Reset Instructions206
Positive and Negative Edge Instructions209
Timer Operations212
Counter Operations220
Comparator Operations226
Compare Values Instructions226
In_Range (Value Within Range) and Out_Range (Value Outside Range) Instructions227
OK (Check Validity) and NOT_OK (Check Invalidity) Instructions228
Math Functions229
CALCULATE (Calculate) Instruction229
Add, Subtract, Multiply and Divide Instructions230
MOD (Return Remainder of Division) Instruction231
NEG (Create Twos Complement) Instruction232
INC (Increment) and DEC (Decrement) Instructions232
ABS (Form Absolute Value) Instruction233
MIN (Get Minimum) and MAX (Get Maximum) Instructions234
LIMIT (Set Limit Value) Instruction235
Exponent, Logarithm, and Trigonometry Instructions236
Move Operations238
MOVE (Move Value), MOVE_BLK (Move Block), and UMOVE_BLK (Move Block Uninterrruptible) Instructions238
Fieldread (Read Field) and Fieldwrite (Write Field) Instructions240
FILL_BLK (Fill Block) and UFILL_BLK (Fill Block Uninterruptible) Instructions242
SWAP (Swap Bytes) Instruction243
Conversion Operations244
CONV (Convert Value) Instruction244
Conversion Instructions for SCL245
ROUND (Round Numerical Value) and TRUNC (Truncate Numerical Value) Instructions249
CEIL and FLOOR (Generate Next Higher and Lower Integer from Floating-Point Number) Instructions250
SCALE_X (Scale) and NORM_X (Normalize) Instructions251
Program Control Operations254
JMP (Jump if RLO = 1), JMPN (Jump if RLO = 0), and Label (Jump Label) Instructions254
JMP_LIST (Define Jump List) Instruction255
SWITCH (Jump Distributor) Instruction256
RET (Return) Instruction258
ENDIS_PW (Enable/Disable CPU Passwords) Instruction259
RE_TRIGR (Restart Cycle Monitoring Time) Instruction262
STP (Exit Program) Instruction263
GET_ERROR and GET_ERROR_ID (Get Error and Error ID Locally) Instructions263
SCL Program Control Statements267
Overview of SCL Program Control Statements267
IF-THEN Statement268
CASE Statement269
FOR Statement270
WHILE-DO Statement271
REPEAT-UNTIL Statement272
CONTINUE Statement273
EXIT Statement273
GOTO Statement274
RETURN Statement274
Word Logic Operations275
AND, OR, and XOR Logic Operation Instructions275
INV (Create Ones Complement) Instruction276
DECO (Decode) and ENCO (Encode) Instructions276
SEL (Select), MUX (Multiplex), and DEMUX (Demultiplex) Instructions278
Shift and Rotate281
SHR (Shift Right) and SHL (Shift Left) Instructions281
ROR (Rotate Right) and ROL (Rotate Left) Instructions282
Extended Instructions283
Date, Time-Of-Day, and Clock Functions283
Date and Time-Of-Day Instructions283
Clock Functions286
Timetransformationrule Data Structure289
SET_TIMEZONE (Set Timezone) Instruction290
RTM (Runtime Meters) Instruction291
String and Character292
String Data Overview292
S_MOVE (Move Character String) Instruction293
String Conversion Instructions293
S_CONV, STRG_VAL, and VAL_STRG (Convert To/From Character String and Number) Instructions293
Strg_To_Chars and Chars_To_Strg302
CHAR) Instructions302
ATH and HTA (Convert To/From ASCII String and Hexadecimal Number) Instructions304
String Operation Instructions306
MAX_LEN (Maximum Length of a Character String) Instruction306
LEN (Determine the Length of a Character String) Instruction307
CONCAT (Combine Character Strings) Instruction307
LEFT, RIGHT, and MID (Read Substrings in a Character String) Instructions308
DELETE (Delete Characters in a Character String) Instruction310
INSERT (Insert Characters in a Character String) Instruction311
REPLACE (Replace Characters in a Character String) Instruction312
S7-1200 Programmable Controller312
FIND (Find Characters in a Character String) Instruction313
Distributed I/O (PROFINET, PROFIBUS, or AS-I)314
Distributed I/O Instructions314
RDREC and WRREC (Read/Write Data Record) Instructions315
RALRM (Receive Interrupt) Instruction318
STATUS Parameter for RDREC, WRREC, and RALRM322
DPRD_DAT and DPWR_DAT (Read/Write Consistent Data for DP Slaves) Instructions326
DPNRM_DG (Read Diagnostic Data from a DP Slave) Instruction328
Interrupts331
ATTACH and DETACH (Attach/Detach an ob and an Interrupt Event) Instructions331
Cyclic Interrupts334
SET_CINT (Set Cyclic Interrupt Parameters) Instruction334
QRY_CINT (Query Cyclic Interrupt Parameters) Instruction336
Time of Day Interrupts337
SET_TINTL (Set Time of Day Interrupt)337
CAN_TINT (Cancel Time of Day Interrupt)339
ACT_TINT (Activate Time of Day Interrupt)339
QRY_TINT (Query Status of Time of Day Interrupt)340
Time Delay Interrupts342
DIS_AIRT and EN_AIRT (Delay/Enable Execution of Higher Priority Interrupts and Asynchronous Error Events) Instructions344
Diagnostics (PROFINET or PROFIBUS)345
Diagnostic Instructions345
Diagnostic Events for Distributed I/O345
LED (Read LED Status) Instruction346
Devicestates Instruction347
Devicestates Example Configurations349
Modulestates Instruction353
Modulestates Example Configurations354
GET_DIAG (Read Diagnostic Information) Instruction358
Pulse364
CTRL_PWM (Pulse Width Modulation) Instruction364
Operation of the Pulse Outputs365
Configuring a Pulse Channel for PWM367
Recipes and Data Logs369
Recipes369
Recipe Overview369
Recipe DB Example370
Program Instructions that Transfer Recipe Data374
Recipe Example Program378
Data Logs380
Data Log Record Structure381
Program Instructions that Control Data Logs382
Working with Data Logs392
Limit to the Size of Data Log Files393
Data Log Example Program396
Data Block Control401
READ_DBL and WRIT_DBL (Read/Write a Data Block in Load Memory) Instructions401
Address Handling404
LOG2GEO (Determine the Slot from the Hardware Identifier) Instruction404
RD_ADDR (Determine the IO Addresses from the Hardware Identifier) Instruction406
Common Error Codes for the "Extended" Instructions407
Technology Instructions409
High-Speed Counter409
Operation of the High-Speed Counter411
Configuration of the HSC417
PID Control418
Inserting the PID Instruction and Technology Object420
Pid_Compact Instruction422
Pid_Compact Instruction Errorbit Parameters426
Pid_3Step Instruction428
Pid_3Step Instruction Errorbit Parameters435
Configuring the PID Controller437
Commissioning the PID Controller439
Motion Control441
Phasing446
Configuring a Pulse Generator448
Configuring the Axis449
Configuring the To_Commandtable_Pto452
Motion Control Instructions455
MC Instruction Overview455
Mc_Power (Release/Block Axis) Instruction456
Mc_Reset (Confirm Error) Instruction459
Mc_Home (Home Axis) Instruction460
Mc_Halt (Pause Axis) Instruction462
Mc_Moveabsolute (Position Axis Absolutely) Instruction464
Mc_Moverelative (Position Axis Relatively) Instruction466
Mc_Movevelocity (Move Axis at Predefined Velocity) Instruction468
Mc_Movejog (Move Axis in Jog Mode) Instruction471
Mc_Commandtable (Run Axis Commans as Movement Sequence) Instruction473
Mc_Changedynamic (Change Dynamc Settings for the Axis) Instruction476
Mc_Writeparam (Write Parameters of a Technology Object) Instruction478
Mc_Readparam Instruction (Read Parameters of a Technology Object) Instruction480
Operation of Motion Control for S7-1200481
CPU Outputs Used for Motion Control481
Hardware and Software Limit Switches for Motion Control483
Homing486
Jerk Limit491
Commissioning492
Monitoring Active Commands497
Monitoring MC Instructions with a "Done" Output Parameter497
Monitoring the Mc_Velocity Instruction501
Monitoring the Mc_Movejog Instruction505
Communication509
Number of Asynchronous Communication Connections Supported511
Profinet512
Local/Partner Connection512
Open User Communication514
Connection Ids for the Open User Communication Instructions514
Protocols517
Ad Hoc Mode518
TCP and ISO on TCP519
TSEND_C and TRCV_C (Send and Receive Data Via Ethernet) Instructions520
TCON, TDISCON, TSEND, and TRCV (TCP Communication) Instructions527
Udp535
TUSEND and TURCV535
T_Config541
Common Parameters for Instructions548
Communication with a Programming Device550
Establishing the Hardware Communications Connection550
Configuring the Devices551
Assigning Internet Protocol (IP) Addresses551
Testing Your PROFINET Network551
HMI-To-PLC Communication552
Configuring Logical Network Connections between Two Devices553
PLC-To-PLC Communication553
Configuring Logical Network Connections between Two Devices554
Configuring the Local/Partner Connection Path between Two Devices555
Configuring Transmit (Send) and Receive Parameters555
Configuring a CPU and PROFINET IO Device558
Adding a PROFINET IO Device558
Configuring Logical Network Connections between a CPU and a PROFINET IO Device558
Assigning Cpus and Device Names559
Assigning Internet Protocol (IP) Addresses559
Configuring the IO Cycle Time560
Configuring a CPU and PROFINET Idevice561
I-Device Functionality561
Properties and Advantages of the I-Device562
Characteristics of an I-Device562
Data Exchange between Higher- and Lower-Level IO System565
Configuring the I-Device567
Diagnostics569
Distributed I/O Instructions569
Diagnostic Instructions569
Diagnostic Events for Distributed I/O569
Profibus569
Communications Services of the PROFIBUS Cms571
Reference to the PROFIBUS CM User Manuals572
Configuring a DP Master and Slave Device572
Adding the CM 1243-5 (DP Master) Module and a DP Slave572
Configuring Logical Network Connections between Two PROFIBUS Devices573
Assigning PROFIBUS Addresses to the CM 1243-5 Module and DP Slave574
Distributed I/O Instructions575
Diagnostic Instructions575
Diagnostic Events for Distributed576
AS-I576
Configuring an AS-I Master and Slave Device577
Adding the AS-I Master CM 1243-2 and AS-I Slave577
Configuring Logical Network Connections between Two AS-I Devices578
Configuring the Properties of the AS-I Master CM1243-2578
Assigning an AS-I Address to an AS-I Slave579
Exchanging Data between the User Program and AS-I Slaves582
STEP 7 Basic Configuration582
Configuring Slaves with STEP 7583
Distributed I/O Instructions585
Working with AS-I Online Tools585
S7 Communication587
GET and PUT (Read and Write from a Remote CPU) Instructions587
Creating an S7 Connection591
Configuring the Local/Partner Connection Path between Two Devices592
GET/PUT Connection Parameter Assignment592
Connection Parameters593
Configuring a CPU-To-CPU S7 Connection596
Web Server601
Enabling the Web Server603
Configuring Web Server Users604
Accessing the Web Pages from a PC606
Accessing the Web Pages from a Mobile Device607
Standard Web Pages609
Layout of the Standard Web Pages609
Logging in and User Privileges610
Introduction613
Start614
Identification615
Diagnostic Buffer616
Module Information616
Communication620
Variable Status620
File Browser622
User-Defined Web Pages625
Creating HTML Pages626
AWP Commands Supported by the S7-1200 Web Server627
Reading Variables629
Writing Variables630
Reading Special Variables631
Writing Special Variables633
Using an Alias for a Variable Reference634
Defining Enum Types635
Referencing CPU Variables with an Enum Type635
Creating Fragments637
Importing Fragments638
Combining Definitions638
Handling Tag Names that Contain Special Characters639
Configuring Use of User-Defined Web Pages641
Programming the WWW Instruction for User-Defined Web Pages642
Downloading the Program Blocks to the CPU643
Accessing the User-Defined Web644
Constraints Specific to User-Defined Web644
Example of a User-Defined Web Page645
Web Page for Monitoring and Controlling a Wind Turbine645
Reading and Displaying Controller Data647
Using an Enum Type648
Writing User Input to the Controller649
Writing a Special Variable650
Reference: HTML Listing of Remote Wind Turbine Monitor Web Page650
Configuration in STEP 7 of the Example Web Page654
Setting up User-Defined Web Pages in Multiple Languages656
Creating the Folder Structure656
Programming the Language Switch657
Configuring STEP 7 to Use a Multi-Language Page Structure659
Advanced User-Defined Web660
Constraints664
Feature Restrictions When the Internet Options Disable Javascript665
Feature Restrictions When the Internet Options Do Not Allow Cookies666
Importing the Siemens Security Certificate666
Importing CSV Format Data Logs to Non-USA/UK Versions of Microsoft Excel667
Communication Processor and Modbus TCP669
Using the Serial Communication Interfaces669
Biasing and Terminating an RS485 Network Connector670
Point-To-Point (Ptp) Communication671
Configuring the Communication Ports672
Managing Flow Control674
Configuring the Transmit (Send) and Receive Parameters675
Configuring Transmit (Send) Parameters675
Configuring Receive Parameters676
Point-To-Point Instructions684
Common Parameters for Point-To-Point Instructions684
PORT_CFG (Configure Communication Parameters Dynamically) Instruction686
SEND_CFG (Configure Serial Transmission Parameters Dynamically) Instruction688
RCV_CFG (Configure Serial Receive Parameters Dynamically) Instruction689
SEND_PTP (Transmit Send Buffer Data) Instruction694
RCV_PTP (Enable Receive Messages) Instruction697
RCV_RST (Delete Receive Buffer) Instruction698
SGN_GET (Query RS-232 Signals) Instruction699
SGN_SET (Set RS-232 Signals) Instruction700
Programming the Ptp Communications702
Polling Architecture703
Example: Point-To-Point Communication704
Configuring the Communication Module705
RS422 and RS485 Operating Modes707
Programming the STEP 7 Program710
Configuring the Terminal Emulator711
Running the Example Program712
Universal Serial Interface (USS) Communication712
Requirements for Using the USS Protocol713
USS_PORT (Edit Communication Via USS Network) Instruction715
USS_DRV (Swap Data with Drive) Instruction716
USS_RPM (Readout Parameters from the Drive) Instruction719
USS_WPM (Change Parameters in the Drive) Instruction720
USS Status Codes722
General Drive Setup Information724
Modbus Communication727
Overview of Modbus RTU and TCP Communication Modbus TCP Instructions V13727
Modbus TCP730
MB_CLIENT (Communicate Via PROFINET as Modubus TCP Client) Instruction730
MB_SERVER (Communicate Via PROFINET as Modbus TCP Server) Instruction736
MB_SERVER Example: Multiple TCP Connections742
MB_CLIENT Example 1: Multiple Requests with Common TCP Connection743
MB_CLIENT Example 2: Multiple Requests with Different TCP Connections744
MB_CLIENT Example 3: Output Image Write Request745
MB_CLIENT Example 4: Coordinating Multiple Requests745
Modbus RTU746
MB_COMM_LOAD (Configure Port on the Ptp Module for Modbus RTU) Instruction747
MB_MASTER (Communicate Via the Ptp Port as Modbus Master) Instruction749
MB_SLAVE (Communicate Via the Ptp Port as Modubus Slave) Instruction755
Modbus RTU Master Example Program762
Modbus RTU Slave Example Program764
Telecontrol and Teleservice with the CP 1242-7765
Connection to a GSM Network765
Applications of the CP 1242-7767
Other Properties of the CP768
Accessories769
Configuration Examples for Telecontrol770
Teleservice Communication (SMTP Email)775
Tm_Mail (Send Email) Instruction775
Online and Diagnostic Tools783
Status Leds783
Going Online and Connecting to a CPU786
Assigning a Name to a PROFINET IO Device Online787
Setting the IP Address and Time of Day789
Resetting to Factory Settings789
Updating Firmware791
CPU Operator Panel for the Online CPU792
Monitoring the Cycle Time and Memory Usage792
Displaying Diagnostic Events in the CPU793
Comparing Offline and Online Cpus794
Monitoring and Modifying Values in the CPU795
Going Online to Monitor the Values in the CPU796
Displaying Status in the Program Editor797
Capturing the Online Values of a DB to Reset the Start Values797
Using a Watch Table to Monitor and Modify Values in the CPU798
Using a Trigger When Monitoring or Modifying PLC Tags799
Enabling Outputs in STOP Mode800
Forcing Values in the CPU801
Using the Force Table801
Operation of the Force Function802
Downloading in RUN Mode803
Prerequisites for "Download in RUN Mode804
Changing Your Program in RUN Mode805
Downloading Selected Blocks806
Downloading a Single Selected Block with a Compile Error in Another Block807
Modifying and Downloading Existing Blocks in RUN Mode808
System Reaction if the Download Process Fails811
Considerations When Downloading in RUN Mode811
Tracing and Recording CPU Data on Trigger Conditions813
SM 1278 4Xio-Link Master815
SM 1278 4Xio-Link Master Overview815
Overview815
IO-Link and Your STEP 7 Program815
Properties816
Functions817
Replacing the SM 4Xio-Link Signal Module817
Reset Module to Factory Settings818
Connecting819
Pin Assignment819
Block Diagram820
Parameters/Address Space821
Configuration821
Parameters821
Address Space822
Parameter Data Record822
Interrupt, Error, and System Alarms824
Status and Error Display824
Diagnostic Alarms826
Technical Specifications829
General Technical Specifications829
Cpu 1211C837
General Specifications and Features837
Timers, Counters and Code Blocks Supported by CPU 1211C838
Digital Inputs and Outputs840
Analog Inputs842
Step Response of the Built-In Analog Inputs of the CPU842
Sample Time for the Built-In Analog Ports of the CPU843
Measurement Ranges of the Analog Inputs for Voltage (Cpus)843
CPU 1211 Wiring Diagrams844
Cpu 1212C847
General Specifications and Features847
Timers, Counters and Code Blocks Supported by CPU 1212C848
Digital Inputs and Outputs850
Analog Inputs852
Step Response of the Built-In Analog Inputs of the CPU852
Sample Time for the Built-In Analog Ports of the CPU853
Measurement Ranges of the Analog Inputs for Voltage (Cpus)853
CPU 1212C Wiring Diagrams854
Cpu 1214C857
General Specifications and Features857
Timers, Counters and Code Blocks Supported by CPU 1214C858
Digital Inputs and Outputs860
Analog Inputs862
Step Response of the Built-In Analog Inputs of the CPU862
Sample Time for the Built-In Analog Ports of the CPU863
Measurement Ranges of the Analog Inputs for Voltage (Cpus)863
CPU 1214C Wiring Diagrams864
Cpu 1215C867
General Specifications and Features867
Timers, Counters and Code Blocks Supported by CPU 1215C869
Digital Inputs and Outputs871
Analog Inputs and Outputs872
Step Response of Built-In Analog Inputs of the CPU873
Sample Time for the Built-In Analog Ports of the CPU873
Measurement Ranges of the Analog Inputs for Voltage (Cpus)873
Analog Output Specifications874
CPU 1215C Wiring Diagrams875
Cpu 1217C879
General Specifications and Features879
Timers, Counters and Code Blocks Supported by CPU 1217C880
Digital Inputs and Outputs882
Analog Inputs and Outputs887
Analog Input Specifications887
Step Response of Built-In Analog Inputs of the CPU888
Sample Time for the Built-In Analog Ports of the CPU888
Measurement Ranges of the Analog Inputs for Voltage (Cpus)889
Analog Output Specifications889
CPU 1217C Wiring Diagrams891
Digital Signal Modules (Sms)892
SM 1221 Digital Input Specifications892
SM 1222 8-Point Digital Output Specifications894
SM 1222 16-Point Digital Output Specifications895
SM 1223 Digital Input/Output VDC Specifications900
SM 1223 Digital Input/Output AC Specifications904
Analog Signal Modules (Sms)907
SM 1231 Analog Input Module Specifications907
SM 1232 Analog Output Module Specifications910
SM 1234 Analog Input/Output Module Specifications913
Step Response of the Analog Inputs916
Sample Time and Update Times for the Analog Inputs916
Measurement Ranges of the Analog Inputs for Voltage and Current (SB and SM)916
Measurement Ranges of the Analog Outputs for Voltage and Current (SB and SM)917
Thermocouple and RTD Signal Modules (Sms)919
SM 1231 Thermocouple919
Basic Operation for a Thermocouple922
Selection Tables for the SM 1231 Thermocouple923
Sm 1231 Rtd925
Selection Tables for the SM 1231 RTD928
Technology Modules931
SM 1278 4Xio-Link Master SM931
SM 1278 4Xio-Link Master Signal Module Specifications931
SM 1278 4Xio-Link Master SM Wiring Diagrams934
Digital Signal Boards (Sbs)935
SB 1221 200 Khz Digital Input Specifications935
SB 1222 200 Khz Digital Output Specifications937
SB 1223 200 Khz Digital Input / Output Specifications940
SB 1223 2 X 24 VDC Input / 2 X 24 VDC Output Specifications943
Analog Signal Boards (Sbs)946
SB 1231 1 Analog Input Specifications946
SB 1232 1 Analog Output Specifications948
Measurement Ranges for Analog Inputs and Outputs950
Step Response of the Analog Inputs950
Sample Time and Update Times for the Analog Inputs950
Measurement Ranges of the Analog Inputs for Voltage and Current (SB and SM)950
Measurement Ranges of the Analog Outputs for Voltage and Current (SB and SM)951
Thermocouple Signal Boards (Sbs)953
SB 1231 1 Analog Thermocouple Input Specifications953
Basic Operation for a Thermocouple954
RTD Signal Boards (Sbs)957
SB 1231 1 Analog RTD Input Specifications957
Selection Tables for the SB 1231 RTD960
BB 1297 Battery Board962
Communication Interfaces964
Profibus964
CM 1242-5 PROFIBUS DP Slave964
CM 1243-5 PROFIBUS DP Master965
Gprs967
Cp 1242-7 Gprs967
CM 1243-2 AS-I Master970
Technical Data for the AS-I Master CM 1243-2970
Electrical Connections of the AS-I Master CM 1243-2971
RS232, RS422, and RS485973
CB 1241 RS485 Specifications973
CM 1241 RS232 Specifications975
CM 1241 RS422/485 Specifications976
Teleservice (TS Adapter and TS Adapter Modular)978
SIMATIC Memory Cards978
Input Simulators978
S7-1200 Potentiometer Module980
I/O Expansion Cable981
Companion Products982
PM 1207 Power Module982
CSM 1277 Compact Switch Module982
CM Canopen Module983
Calculating a Power Budget985
Order Numbers989
CPU Modules989
Signal Modules (Sms), Signal Boards (Sbs), and Battery Boards (BB)989
Communication991
Other Modules992
Memory Cards992
Basic HMI Devices992
Spare Parts and Other Hardware993
Programming Software994
Documentation994
Exchanging a V3.0 CPU for a V4.0 CPU995
Index999

Siemens S7-1200 - Block Diagram

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