Siemens SIMATIC S7-1200

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Web server for easy Internet connectivity

9.3 Easy to create user-defined web pages

Easy Book

202 Manual, 03/2014, A5E02486774-AF

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Preface3
Table of Contents7
Easy Book Manual, 03/2014, A5E02486774-AF13
Introducing the Powerful and Flexible S7-120015
Introducing the S7-1200 PLC15
Expansion Capability of the CPU18
S7-1200 Modules21
Basic HMI Panels22
Mounting Dimensions and Clearance Requirements23
New Features27
STEP 7 Makes the Work Easy29
Easy to Insert Instructions into Your User Program30
Easy Access to Your Favorite Instructions from a Toolbar30
Easy to Add Inputs or Outputs to LAD and FBD Instructions31
Expandable Instructions31
Easy to Change the Operating Mode of the CPU32
Easy to Modify the Appearance and Configuration of STEP 733
Project and Global Libraries for Easy Access33
Easy to Select a Version of an Instruction34
Easy to Drag and Drop between Editors34
Changing the Call Type for a DB35
Temporarily Disconnecting Devices from a Network36
Easy to Virtually "Unplug" Modules Without Losing the Configuration37
Getting Started39
Create a Project39
Create Tags for the I/O of the CPU40
Create a Simple Network in Your User Program41
Use the PLC Tags in the Tag Table for Addressing the Instructions43
Add a "Box" Instruction44
3.6 Use the CALCULATE Instruction for a Complex Mathematical Equation45
Add an HMI Device to the Project47
Create a Network Connection between the CPU and HMI Device48
Create an HMI Connection to Share Tags48
Create an HMI Screen49
Select a PLC Tag for the HMI Element50
PLC Concepts Made Easy51
Tasks Performed Every Scan Cycle51
Operating Modes of the CPU52
Execution of the User Program53
Processing the Scan Cycle in RUN Mode54
Obs Help You Structure Your User Program55
Event Execution Priorities and Queuing55
Memory Areas, Addressing and Data Types58
Data Types Supported by the S7-120060
Addressing Memory Areas62
Accessing a "Slice" of a Tagged Data Type64
Accessing a Tag with an at Overlay65
Pulse Outputs67
Easy to Create the Device Configuration71
Detecting the Configuration for an Unspecified CPU72
Adding a CPU to the Configuration73
Changing a Device74
Adding Modules to the Configuration74
Configuring the Operation of the CPU and Modules76
System Memory and Clock Memory Provide Standard Functionality77
Configuring the IP Address of the CPU80
Protecting Access to the CPU or Code Block Is Easy82
Know-How Protection84
Copy Protection85
Programming Made Easy87
Easy to Design Your User Program87
Use Obs for Organizing Your User Program89
Fbs and Fcs Make Programming the Modular Tasks Easy90
Data Blocks Provide Easy Storage for Program Data92
Creating a New Code Block92
Creating Reusable Code Blocks93
Calling a Code Block from Another Code Block94
Easy-To-Use Programming Languages94
Ladder Logic (LAD)94
Function Block Diagram (FBD)95
SCL Overview96
SCL Program Editor96
Powerful Instructions Make Programming Easy98
Providing the Basic Instructions You Expect98
Compare and Move Instructions100
Conversion Instructions101
Math Made Easy with the Calculate Instruction103
Timers104
Counters109
Pulse-Width Modulation (PWM)111
Easy to Create Data Logs112
Easy to Monitor and Test Your User Program114
Watch Tables and Force Tables114
Cross Reference to Show Usage115
Call Structure to Examine the Calling Hierarchy116
Diagnostic Instructions to Monitor the Hardware117
Reading the States of the Leds on the CPU117
Instructions for Reading the Diagnostic Status of the Devices117
High-Speed Counter (HSC)118
Operation of the High-Speed Counter119
Configuration of the HSC125
Easy to Communicate between Devices127
Creating a Network Connection128
Communication Options129
Number of Asynchronous Communication Connections131
PROFINET and PROFIBUS Instructions132
Profinet133
Open User Communication133
Ad Hoc Mode134
Connection Ids for the Open User Communication Instructions134
Parameters for the PROFINET Connection137
Configuring the Local/Partner Connection Path140
Profibus142
Communications Services of the PROFIBUS Cms144
Reference to the PROFIBUS CM User Manuals145
Adding the CM 1243-5 (DP Master) Module and a DP Slave145
Assigning PROFIBUS Addresses to the CM 1243-5 Module and DP Slave146
AS-I148
Adding the AS-I Master CM 1243-2 and AS-I Slave149
Assigning an AS-I Address to an AS-I Slave150
S7 Communication153
GET and PUT Instructions153
Creating an S7 Connection154
GET/PUT Connection Parameter Assignment155
Gprs156
Connection to a GSM Network156
Ptp, USS, and Modbus Communication Protocols163
Point-To-Point Communication163
Using the Serial Communication Interfaces163
Ptp Instructions164
USS Instructions165
Modbus Instructions167
PID Is Easy169
Inserting the PID Instruction and Technology Object171
Pid_Compact Instruction173
Pid_Compact Instruction Errorbit Parameters177
Pid_3Step Instruction179
Pid_3Step Instruction Errorbit Parameters186
Configuring the PID Controller188
Commissioning the PID Controller190
Web Server for Easy Internet Connectivity193
Easy to Use the Standard Web194
Constraints that Can Affect the Use of the Web Server196
Feature Restrictions When the Internet Options Disable Javascript197
Feature Restrictions When the Internet Options Do Not Allow Cookies198
Easy to Create User-Defined Web198
Easy to Create Custom "User-Defined" Web Pages198
Constraints Specific to User-Defined Web Pages199
Configuration of a User-Defined Web Page200
Using the WWW Instruction201
Motion Control Is Easy203
Phasing208
Configuring a Pulse Generator210
Configuring the Axis211
Configuring the To_Commandtable_Pto214
Motion Control Instructions217
MC Instruction Overview217
Mc_Power (Release/Block Axis) Instruction217
Mc_Reset (Confirm Error) Instruction221
Mc_Home (Home Axis) Instruction222
Mc_Halt (Pause Axis) Instruction224
Mc_Moveabsolute (Position Axis Absolutely) Instruction226
Mc_Moverelative (Position Axis Relatively) Instruction228
Mc_Movevelocity (Move Axis at Predefined Velocity) Instruction230
Mc_Movejog (Move Axis in Jog Mode) Instruction233
Mc_Commandtable (Run Axis Commans as Movement Sequence) Instruction235
Mc_Changedynamic (Change Dynamc Settings for the Axis) Instruction237
Mc_Writeparam (Write Parameters of a Technology Object) Instruction239
Mc_Readparam Instruction (Read Parameters of a Technology Object) Instruction241
Operation of Motion Control for S7-1200242
CPU Outputs Used for Motion Control242
Hardware and Software Limit Switches for Motion Control244
Homing247
Homing the Axis247
Configuration of Homing Parameters249
Sequence for Active Homing251
Commissioning252
Easy to Use the Online Tools257
Going Online and Connecting to a CPU257
Interacting with the Online CPU258
Going Online to Monitor the Values in the CPU259
Displaying Status of the User Program Is Easy260
Using a Watch Table for Monitoring the CPU260
Using the Force Table261
Capturing the Online Values of a DB to Reset the Start Values264
Copying Elements of the Project265
Comparing Offline and Online Cpus266
Displaying the Diagnostic Events267
Setting the IP Address and Time of Day267
Resetting to Factory Settings268
Updating Firmware269
Downloading an IP Address to an Online CPU270
Using the "Unspecified CPU" to Upload the Hardware Configuration271
Downloading in RUN Mode272
Changing Your Program in RUN Mode273
Tracing and Recording CPU Data on Trigger Conditions274
IO-Link Is Easy275
Overview of IO-Link Technology275
Components of an IO-Link System275
After Power-Up275
IO-Link Protocol276
Configuration in the Fieldbus276
IO-Link and Your STEP 7 Program276
The SM 1278 4Xio-Link Master277
Technical Specifications281
General Technical Specifications281
CPU Modules289
A.2 CPU Modules289
Digital I/O Modules293
SB 1221, SB 1222, and SB 1223 Digital Input/Output (DI, DQ, and DI/DQ)293
A.3 Digital I/O Modules293
SM 1221 Digital Input (DI)296
SM 1222 Digital Output (DQ)297
SM 1223 VDC Digital Input/Output (DI / DQ)299
SM 1223 120/230 VAC Input / Relay Output300
Specifications for the Digital Inputs and Outputs302
VDC Digital Inputs (DI)302
120/230 VAC Digital AC Inputs303
Digital Outputs (DQ)304
Analog I/O Modules306
SB 1231 and SB 1232 Analog Input (AI) and Output (AQ)306
A.5 Analog I/O Modules306
SM 1231 Analog Input (AI)307
SM 1232 Analog Output (AQ)308
SM 1234 Analog Input/Output (AI/AQ)308
Wiring Diagrams for SM 1231 (AI), SM 1232 (AQ), and SM 1234 (AI/AQ)309
BB 1297 Battery Board310
Specifications for the Analog I/O311
Specifications for the Analog Inputs (CPU, SM, and SB)311
Input (AI) Measurement Ranges for Voltage and Current312
Step Response for the Analog Inputs (AI)313
Sample Time and Update Times for the Analog Inputs314
Specifications for the Analog Outputs315
Output (AQ) Measurement Ranges for Voltage and Current315
RTD and Thermocouple Modules317
SB 1231 RTD and SB 1231 TC Specifications318
SM 1231 RTD Specifications319
SM 1231 TC Specifications321
A.8.3 SM 1231 TC Specifications321
Analog Input Specifications for RTD and TC (SM and SB)323
Thermocouple Type324
A.8.5 Thermocouple Type324
Thermocouple Filter Selection and Update Times325
RTD Sensor Type Selection Table326
RTD Filter Selection and Update Times327
Communication Interfaces328
PROFIBUS Master/Slave328
CM 1242-5 PROFIBUS Slave328
A.9 Communication Interfaces328
CM 1243-5 PROFIBUS Master329
Gprs Cp331
Technical Specifications of the CP 1242-7 GPRS331
A.9.2 Gprs Cp331
Teleservice (TS)334
RS485, RS232 and RS422 Communication334
CB 1241 RS485 Specifications334
A.9.3 Teleservice (TS)334
CM 1241 RS422/485 Specifications337
CM 1241 RS232 Specifications338
Technology Modules339
SM 1278 4Xio-Link Master SM339
SM 1278 4Xio-Link Master Signal Module Specifications339
A.10 Technology Modules339
SM 1278 4Xio-Link Master SM Wiring Diagrams342
Companion Products343
PM 1207 Power Module343
CSM 1277 Compact Switch Module343
A.11 Companion Products343
CM Canopen Module344
A.11.3 CM Canopen Module344
B.1 Exchanging a V3.0 CPU for a V4.0 CPU345
Index349

Siemens SIMATIC S7-1200

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