Siemens CPU 314C-2 DP manuals
CPU 314C-2 DP
Table of contents
- A5E00105475
- Memory concept
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Guide to the S7-300 documentation
- Table 1-3 Communication between sensors/actuators and the PLC
- Table 1-6 CPU performance
- Table 1-9 Supplementary features
- Operating and display elements
- Status and Error Indicators: CPU 31xC
- Operating and display elements: CPU 31x
- Operating and display elements: CPU 317-2 DP
- Operating and display elements: CPU 31x-2 PN/DP
- Operating and display elements: CPU 319-3 PN/DP
- Status and error displays of CPU 31x
- Communication
- PROFIBUS DP
- PROFINET (PN)
- Point to Point (PtP)
- Communication services
- PG communication
- OP communication
- Global data communication (MPI only)
- Routing
- Point-to-point connection
- Communication by means of PROFINET
- PROFINET IO System
- Blocks in PROFINET IO
- System status lists (SSLs) in PROFINET IO
- Table 3-9 Comparison of the System Status Lists of PROFINET IO and PROFIBUS DP
- Open communication via Industrial Ethernet
- SNMP communication service
- Assignment of S7 connections
- Distribution and availability of S7 connection resources
- Table 3-11 Availability of connection resources
- Connection resources for routing
- DPV1
- Memory areas and retentivity
- Retentivity of load memory, system memory and RAM
- Retentivity of memory objects
- Address areas of system memory
- Properties of the SIMATIC Micro Memory Card (MMC)
- Memory functions
- Handling with modules
- Deleting blocks
- CPU memory reset and restart
- Recipes
- Measured value log files
- Backup of project data to SIMATIC Micro Memory Card (MMC)
- Cycle and reaction times
- Calculating the cycle time
- Different cycle times
- Communication load
- Cycle time extension as a result of testing and commissioning functions
- Response time
- Shortest response time
- Longest response time
- Reducing the response time with direct I/O access
- Calculating method for calculating the cycle/response time
- Interrupt response time
- Reproducibility of Time-Delay and Watchdog Interrupts
- Sample of response time calculation
- Example of interrupt response time calculation
- Technical data of CPU 31xC
- Technical specifications of the Micro Memory Card (MMC)
- CPU 312C
- CPU 313C
- CPU 313C-2 PtP and CPU 313C-2 DP
- CPU 314C-2 PtP and CPU 314C-2 DP
- Technical data of the integrated I/O
- Analog I/O
- Parameterization
- Interrupts
- Diagnostics
- Digital inputs
- Digital outputs
- Analog inputs
- Analog outputs
- Technical data of CPU 31x
- Technical specifications of the SIMATIC Micro Memory Card (MMC)
- technical data
- CPU 315-2 DP
- CPU 315-2 PN/DP
- CPU 317-2 DP
- CPU 317-2 PN/DP
- CPU 319-3 PN/DP
- A.1 Information about upgrading to a CPU 31xC or CPU 31x
- A.1.2 Changed behavior of certain SFCs
- A.1.3 Interrupt events from distributed I/Os while the CPU status is in STOP
- A.1.5 Converting the diagnostic addresses of DP slaves
- A.1.7 Replacing a CPU 31xC/31x
- A.1.9 Load memory concept for the CPU 31xC/31x
- A.1.12 Changed retentive behavior for CPUs with firmware >= V2.1.0
- A.1.14 Using loadable blocks for S7 communication for the integrated PROFINET interface
- Glossary
- product information
CPU 314C-2 DP
Table of contents
- Edition
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Information Landscape of S7-300
- Additional Documentation
- SIMATIC Technical Support
- Influence of the ambient conditions on the automation system (AS)
- Communication between sensors/actuators and the automation system
- Communication
- Installing an S7 system
- Modules in an S7-300
- Components of an S7-300:
- Horizontal and vertical installation
- Rails - overview
- Shielding contact element
- Assembly
- Arranging Modules on Multiple Racks
- Full assembly using racks
- Types of cabinet
- Selection and installation of cabinets
- General Rules and Regulations for S7-300 Operation
- CPU with grounded reference potential (as supplied)
- Creating an ungrounded reference potential on a CPU
- Configuration with isolated modules
- Configuration with non-isolated modules
- Grounding Measures
- Connection of the load voltage reference potential
- Overview: Grounding
- Grounding concept for the S7-300 (excluding CPU 31xC)
- Characteristics of load power supply units
- Example: S7-300 with load power supply from PS 307
- Nodes on the subnet
- MPI/PROFIBUS DP addresses
- MPI addresses of CPs/FMs in an S7-300
- Interfaces
- Possible interface operating modes for CPU 317-2 DP
- The following devices may be connected
- Available bus cables
- Marginal conditions for wiring interior bus cables
- RS 485 repeater
- Cable Length
- Stub cable lengths per segment
- Example of an MPI subnet
- Example: Maximum distances in the MPI subnet
- Example of a PROFIBUS subnet
- Example: CPU 314C-2 DP as MPI and PROFIBUS nodes
- Example of PG access across network boundaries (routing)
- S7-300 Modules
- Module accessories
- Installation tools and materials
- Holes for mounting the 2 m rail
- Mounting holes for rails
- Free space required for an S7-300 installation
- Slot numbers for S7 modules
- Inserting slot numbers in modules
- Wiring
- Conditions for connecting the PS and CPU
- Wiring conditions for front connectors
- Connecting the Protective Conductor to the Rail
- Setting the mains voltage selector switch for the PS 307
- Wiring the Power Supply Module and the CPU
- Assignment of front connectors to modules
- Move the front connector into wiring position
- Wiring the front connector
- Slide the labeled strips into the front panel
- Assigning the shielding diameter to shielding terminals
- Shielding contact element underneath two signal modules
- Connecting 2-wire cables to the shielding contact element
- Bus connector: Enabled and disabled terminating resistor
- Addressing
- S7-300 slots and the associated module start addresses
- Addresses of the I/O of digital modules
- I/O Addresses of a digital module in Slot 4
- I/O addresses of an analog module in Slot 4
- Integrated inputs and outputs on the CPU 313C
- Consistent Data
- Recommended commissioning procedure - part I: Hardware
- Recommended commissioning procedure - part II: software
- Configuring
- Installation
- Connecting a PG to an S7-300
- Connecting a PG to multiple S7-300 PLCs
- Connecting a PG to a subnet
- PG connected to an ungrounded S7-300
- Insert the micro memory card into the CPU
- In this Chapter
- Using the mode selector switch to reset the memory
- Operations in the CPU during a memory reset
- Software requirements
- DP address areas of the CPUs
- Commissioning the CPU as DP Master
- Commissioning the CPU as DP Slave
- Intermediate memory in a DP CPU operating as a DP slave
- Direct Data Exchange
- Direct data exchange with CPUs 31x-2 DP/31xC-2 DP
- Back-up of operating system on MMC
- Updating the Operating System
- Unlocking the front connector and removing the module
- Removing the front connector coding pin
- Installing a new module
- Module replacement
- Location of fuses in the digital output module 120/230 VAC
- Principle of forcing in S7-300 CPUs
- Diagnostics with LEDs
- Evaluation of the SF LED (software error)
- The BUSF, BUSF1 and BUSF2 LEDs
- The BUSF LED lights up
- Diagnostics with CPU 31x-2
- Diagnostic addresses for DP masters and DP slaves
- Event recognition by CPUs 31x-2 as the DP master
- Diagnostic address for the receiving station with direct data exchange
- Reading slave diagnostic data
- Event recognition by CPUs 31x-2 acting as the DP slave
- Interrupts on the DP Master
- Structure of slave diagnostic data
- Structure of station status 1 (byte 0)
- Structure of station status 3 (byte 2)
- Structure of the ID-specific diagnostics for CPU 31x-2
- Structure of the module status
- Structure of the interrupt status
- Bytes y+4 to y+7 for a diagnostic interrupt (operating status change by intelligent slave)
- Bytes y+4 to y+7 for the diagnostic interrupt (SFB 75)
- Starting the system after specific events
- Mains voltage
- Possible paths of electromagnetic interference
- Coupling mechanisms
- EMC Compatible Installation of PLC
- Example of an EMC compatible cabinet installation
- Key to example 1
- Example of EMC compatible wall-mounting
- Equipotential bonding
- Routing cables inside buildings
- Lightning and Surge Voltage Protection
- Lightning Protection Zone Concept
- Lightning protection zones of a building
- High-voltage protection of cables with surge voltage protection components
- Surge voltage protection components for lightning protection zones 1 <-> 2
- Surge voltage protection components for lightning protection zones 2 <-> 3
- Sample circuit for networked S7-300 PLCs
- Example of a lightning-protected structure (key to figure above)
- EMERGENCY-OFF relay contact in the output circuit
- Circuit for coils operated with DC voltage
- Commissioning