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Siemens CP 342-5 Manual

Communications processor for connection of simatic s7-300 / to profibus dp
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SIMATIC NET
S7-300 - PROFIBUS
CP 342-5 / CP 342-5 FO
Manual
Manual Part B
07/2017
C79000-G8976-C146-10
___________________
Preface
___________________
Application and functions
___________________
LEDs and mode selector
Installation, connecting up,
___________________
commissioning
___________________
Notes on operation
___________________
Diagnostics and upkeep
___________________
Technical specifications
___________________
Certifications and approvals
___________________
References
1
2
3
4
5
6
A
B

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  Summary of Contents for Siemens CP 342-5

  • Page 1 ___________________ Application and functions ___________________ SIMATIC NET LEDs and mode selector Installation, connecting up, ___________________ commissioning S7-300 - PROFIBUS CP 342-5 / CP 342-5 FO ___________________ Notes on operation ___________________ Diagnostics and upkeep Manual ___________________ Technical specifications ___________________ Certifications and approvals...
  • Page 2 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
  • Page 3: Preface

    ⑤ Connector for power supply and functional ground Validity of this manual This manual contains information on the following products: ● CP 342−5 Article number: 6GK7 342-5DA03-0XE0 Hardware product version: 2 CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 4 Difference between the CP 342-5 and CP 342-5 FO When the function being described only applies to one of the two device types CP 342-5 or CP 342-5 FO, the text will point out which device the information applies to.
  • Page 5 In order to protect plants, systems, machines and networks against cyber threats, it is necessary to implement – and continuously maintain – a holistic, state-of-the-art industrial security concept. Siemens’ products and solutions only form one element of such a concept. Customer is responsible to prevent unauthorized access to its plants, systems, machines and networks.
  • Page 6 Siemens contact. Keep to the local regulations. You will find information on returning the product on the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/view/109479891)
  • Page 7: Table Of Contents

    Notes on operation ..........................37 Loading with modified transmission speed ................37 DP mode ..........................37 Interface in the user program (status of blocks) ..............38 Diagnostics and upkeep ........................39 Loading firmware ........................39 CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 8 Certifications and approvals ........................43 References ............................47 On configuring and using the CP ................... 47 On installing and commissioning the CP ................48 On programming ........................48 Index ..............................49 CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 9: Application And Functions

    Application and functions Application Automation system The CP 342-5/342-5 FO communications processor is intended for operation in a SIMATIC S7-300 / C7-300 automation system. It allows connection of the S7-300 / C7-300 to a PROFIBUS fieldbus system. Interfaces and connectors The connectors are located behind the cover of the housing of the CP.
  • Page 10: Communications Services

    – as DP slave (PROFIBUS DP according to EN 50170 DPV0, DP slave) Note DP master or DP slave Please note, however: The CP 342-5/342-5 FO supports operation as a DP master or DP slave only as alternatives. You can also deselect DP mode altogether. ● S7 communication and PG/OP communication –...
  • Page 11: Performance Data And Behavior In Operation

    1.4.1 Transmission speeds supported The transmission speed is set with the SIMATIC STEP 7 configuration software. For permitted values, refer to Table 6-1 CP 342-5 (Page 41) and Table 6-2 CP 342-5 FO (Page 41) Note Remember the cable length The permitted cable length must be kept to depending on the transmission speed.
  • Page 12 CP indicating a lack of resources when you load the configuration data. Enhanced DP master functions As DP master, the CP 342-5/342-5 FO supports the following: ● SYNC/FREEZE (acyclic) ● Shared input/output (acyclic) ●...
  • Page 13: Characteristic Data Of The Dp Interface / Dp Slave

    Explanation / values Generic station de- Depending on the CP type, use the following GSD files: scription (GSD) CP 342-5 (6GK7 342-5DA02-0XE0) SIEM80D6.GSD CP 342-5 (6GK7 342-5DA03-0XE0) SI0180D6.GSD CP 342-5 FO(6GK7 342-5DF00-0XE0) SIEM80D7.GSD CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 14 Time values are guidelines The times shown for DP slave mode should only be considered as guideline values. The values apply only when no other services (for example PG functions) are processed on the CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 15: Characteristic Data Of Open Communications Services (Send/Receive Interface) Over Fdl Connections

    Number of FDL frames per second for CPU 317 Frame length Number of FDL frames per second 8 bytes 140 / s 128 bytes 138 / s 240 bytes 135 / s CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 16: Characteristics Of S7 Communication

    <5.8 ms <6.0 ms <5.6 ms <5.7 ms <5.8 ms (6ES7 314- 6CF00-0AB0) CPU 317- <2.1 ms <2.5 ms <2.0 ms <2.4 ms <2.1 ms <2.7 ms 2PN/DP (6ES7 317-2EJ10- 0AB0) CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 17: Characteristic Data For Multiplexing Op Connections

    S7-300 CPU. Note PG connections and connections to WinCC PG connections and connections to WinCC are not operated over the multiplexer. When operating a PG, a connection resource is always occupied. CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 18: Parallel Use Of Communications Services (Multiprotocol Mode)

    I/O data mean the following restrictions: ● Number of S7 connections ● Number of jobs that can be sent at one time The decisive factor is the job with the highest data length. CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 19: Requirements For Use

    You can operate the CP in the following device families: ● SIMATIC S7-300 stations with the following CPU types: – Standard – Compact – Modular ● SIMATIC C7 compact units in C7 packaging system ● SINUMERIK CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 20: Project Engineering

    The configuration data is then stored in load memory of the CPU. Storage of the configuration data is protected from power failure by the battery backup or the EPROM module card in the CPU. CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 21: Programming

    Compatibility with the previous product 1.6.1 Enhanced functions and modifications Replacing a module The CP 342-5 (6GK7 342-5DA03-0XE0) is suitable as a replacement for the following predecessor products: ● CP 342-5 (6GK7 342-5DA00-0XE0) ● CP 342-5 (6GK7 342-5DA01-0XE0) ● CP 342-5 (6GK7 342-5DA02-0XE0) The CP 342-5 (6GK7 342-5DF00-0XE0) is also functionally compatible with the named CPs, however it uses an optical instead of the electrical PROFIBUS interface.
  • Page 22 Refer to the information in section Compatibility in the user program in DP mode mode (Page 24) 1) except 3 Mbps and 6 Mbps All other functional and performance characteristics of CP 342-5 and CP 342-5 FO functionally compatible. CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 23: Replacing Older Modules / Module Replacement

    1.6.2 Replacing older modules / module replacement Module replacement If you replace one of the modules listed below with the new module CP 342-5 (6GK7 342- 5DA03-0XE0), remember the following procedure: Module used up to now What to do / module replacement...
  • Page 24: Compatibility In The User Program In Dp Mode

    Compatibility in the user program in DP mode Device-dependent differences on the program block interface Compared with previous modules, the CP 342-5/342-5 FO reacts differently in the following ways. Remember the effects in your user program. The following table provides an overview:...
  • Page 25 CP 342-5 6GK7 342-5DF00-0XE0 CP 342-5 6GK7 342-5DA03-0XE0 Cyclic reading of the in- - is supported - With the version of the CP 342-5 described put/output data using program here, the following services of program block block DP_CTRL 1) DP_CTRL are no longer supported:...
  • Page 26 You can assume data consistency in a contiguous, non-overlapping 32-byte area. ("Non-overlapping" means: 32-byte areas must be counted or taken into account from the start address "0" of the DP data area under consideration.) CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 27 Note on 9: Program blocks for the DP mode Program blocks with the current version of STEP 7 ship with the CP 342-5 / CP 342-5 FO described here. In the following table, you can see how you can use these block versions...
  • Page 28 Application and functions 1.6 Compatibility with the previous product CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 29: Leds And Mode Selector

    ON (steady light) Flashing Table 2- 2 LED display schemes SF(red) BUSF (red) RUN (green) STOP (yellow) CP operating mode Startup and operating statuses Starting up (STOP → RUN) Running (RUN) CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 30 DP master. Loading firmware. Invalid firmware was loaded. Cp waits for firmware update. (CP has incomplete firmware) Errors Module fault / system error (The two unlabeled LEDs also flash in this status.) CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 31: Mode Selector

    LEDs and mode selector 2.2 Mode selector Mode selector Controlling the mode There are different ways in which you can control the mode of the CP 342-5/342-5 FO, as follows: ● Mode selector ● STEP 7 configuration software: – SIMATIC Manager / menu command: PLC > Display Accessible Nodes –...
  • Page 32 LEDs and mode selector 2.2 Mode selector CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 33: Installation, Connecting Up, Commissioning

    NEC Class 2, as described by the National Electrical Code (r) (ANSI / NFPA 70). If the equipment is connected to a redundant power supply (two separate power supplies), both must meet these requirements. CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 34: Notes On Use In Hazardous Areas According To Atex / Iecex

    Notes on use in hazardous areas according to ATEX / IECEx WARNING DIN rail In the ATEX and IECEx area of application only the Siemens DIN rail 6ES5 710-8MA11 may be used to mount the modules. WARNING Requirements for the cabinet/enclosure To comply with EU Directive 94/9 (ATEX95), the enclosure or cabinet must meet the requirements of at least IP54 in compliance with EN 60529.
  • Page 35: Notes On Use In Hazardous Areas According To Ul Hazloc

    The CP cannot be used in an expansion rack that is connected via the IM 365! Reason: The required communication bus is not connected to the extension rack via the IM 365. CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 36 The remaining steps in commissioning involve downloading the configuration data. For more information on configuration and in particular on node initialization, refer to the manual /1/ (Page 47) and the online help of the configuration tool. CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 37: Notes On Operation

    Notes on operation CAUTION Danger from emitted light beam (CP 342-5 FO) Never look directly into the opening of the optical transmission diode or the optical fiber. The emitted light beam could endanger your eyes. Loading with modified transmission speed...
  • Page 38: Interface In The User Program (Status Of Blocks)

    4.3 Interface in the user program (status of blocks) Interface in the user program (status of blocks) Status displays with the program block AG_SEND For the CP 342-5 (6GK7 342-5DA03-0XE0), note the following over and above the information in /4/ (Page 48), Release 03/2010: DONE...
  • Page 39: Diagnostics And Upkeep

    Link: (https://support.industry.siemens.com/cs/ww/en/ps/15673/dl) Save the firmware file to the file system of your PG/PC. For the CP 342-5 with firmware version V6.0.66 the speed for updating the firmware was increased to 1.5 Mbps. Load the firmware file as follows: ● Load the firmware file only via the PROFIBUS interface (direct connection).
  • Page 40 PC CP: – CP 342-5 (5DA03): FWL_FAST_LOAD This profile "FWL_FAST_LOAD" is supported as of SIMATIC STEP 7 V5.5 SP1. – CP 342-5 FO (5DF00): FWL Confirm the changes with "OK". 5. Check the settings. Click "Next".
  • Page 41: Technical Specifications

    Technical specifications Value Transmission speeds supported 9.6 kbps, 19.2 kbps, 45.45 kbps, 93.75 kbps, 187.5 kbps, 500 kbps, 1.5 Mbps, 12 Mbit/s Interfaces Connection to PROFIBUS Duplex sockets for optical connectors CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 42 Weight Approx. 300 g Over and above this, all the information relating to the following topics in /2/ (Page 48) and in the section "General technical specifications" apply to the CP 342-5/342-5 FO: ● Electromagnetic compatibility ● Transportation/storage conditions ● Mechanical and climatic environmental conditions ●...
  • Page 43: Certifications And Approvals

    You can check which of the following approvals have been granted for your product by the markings on the type plate. Approvals for shipbuilding are not printed on the device type plate. Approvals of the CP 342-5 / CP 342-5 FO WARNING Information on standards and approvals Before you put the device into operation, read the information on standards and approvals in Part A of this manual /1/ (Page 47).
  • Page 44 ● IEC 61131-2 The EC Declaration of Conformity is available for all responsible authorities at: Siemens Aktiengesellschaft Division Process Industries and Drives Process Automation DE-76181 Karlsruhe Germany CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 45 SIMATIC NET products are regularly submitted to the relevant authorities and approval centers for approvals relating to specific markets and applications. If you require a list of the current approvals for individual devices, consult your Siemens contact or check the Internet pages of Siemens Industry Online Support: Link: (https://support.industry.siemens.com/cs/ww/en/ps/15673/cert)
  • Page 46 Certifications and approvals CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 47: References

    References Where to find Siemens documentation ● Article numbers You will find the article numbers for the Siemens products of relevance here in the following catalogs: – SIMATIC NET - Industrial Communication / Industrial Identification, catalog IK PI – SIMATIC - Products for Totally Integrated Automation and Micro Automation, catalog...
  • Page 48: On Installing And Commissioning The Cp

    System and Standard Functions for S7-300/400 - Volume 1/2 Reference manual Siemens AG (Part of the STEP 7 documentation package STEP 7 Basic Knowledge) (Part of the online documentation in STEP 7) Link: (https://support.industry.siemens.com/cs/ww/en/view/1214574) CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 49: Index

    DP mode, 31 Hardware interrupts, 12 DP modes, 24 HMI (TD/OP) connections, 17 DP slave, 10 Operation as, 10 DP slave mode, 14, 24, 31 DP slaves Lack of resources, 12 Activate/deactivate, 12 CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...
  • Page 50 S7 communication, 10 Influence of the data length, 18 S7 connections, 10 Quantity, 16 S7 standard rail, 35 Service & Support, 6 Set current DP mode, 24 Shared input/output (acyclic), 12 CP 342-5 / CP 342-5 FO Manual, 07/2017, C79000-G8976-C146-10...

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