Siemens CP 343-5 Manual
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Siemens CP 343-5 Manual

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SIMATIC NET
S7–CPs for PROFIBUS
Manual Part B2
CP 343-5
6GK7 343-5FA01-0XE0
for SIMATIC S7–300 / C7–300
Status and
fault LEDs
Mode selector
Connection for power supply
and functional ground
version 2 and higher (firmware version V4.1 and higher)
CP 343-5
(9-pin
sub-D female
connector)

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Summary of Contents for Siemens CP 343-5

  • Page 1 SIMATIC NET S7–CPs for PROFIBUS Manual Part B2 CP 343-5 6GK7 343-5FA01-0XE0 version 2 and higher (firmware version V4.1 and higher) for SIMATIC S7–300 / C7–300 CP 343-5 (9-pin sub-D female connector) Status and fault LEDs Mode selector Connection for power supply...
  • Page 2 Compatibility with the Previous Version Note Due to the enhanced functionality and restrictions, pay particular attention to the notes in Chapter 5 of this manual. CP 343-5 for PROFIBUS / Manual Part B2 B2–2 Release 11/2002 C79000-G8976-C160-02...

  • Page 3: Table Of Contents

    ..........B2–17 CP 343-5 for PROFIBUS / Manual Part B2 B2–3...

  • Page 4: Features / Services

    – Free layer 2 connections (SDA, SDN) – Broadcast – Multicast The CP 343-5 services mentioned above can be used at the same time independently from one another. Configuring STEP 7 from version V5.1 SP3 and higher, and the installation of the NCM for PROFIBUS optional package, delivered with STEP 7, are necessary for configuration.
  • Page 5 The configuration data are then stored in the load memory of the CPU. The stored configuration data are protected from power outage by battery backup or by plugging an EPROM card into the CPU. CP 343-5 for PROFIBUS / Manual Part B2 B2–5 Release 11/2002...

  • Page 6: Installation And Commissioning

    S7-300 with an ungrounded reference potential). 4. Connect the CP to PROFIBUS. 5. Commissioning is completed by downloading For further details, especially regarding node the configuration data. initialization, please refer to /2/. CP 343-5 for PROFIBUS / Manual Part B2 B2–6 Release 11/2002 C79000-G8976-C160-02...

  • Page 7: Displays And Mode Selector

    Waiting for firmware update (CP contains incomplete firmware) Module fault / system error Key: flashing Note Read the explanations of the modes of operation in the NCM S7 for PROFIBUS Manual /2/. CP 343-5 for PROFIBUS / Manual Part B2 B2–7 Release 11/2002 C79000-G8976-C160-02...
  • Page 8 Displays and Mode Selector Controlling the Operating Mode There are different ways in which you can control the mode of the CP 343-5, as follows: S Mode selector S NCM S7 for PROFIBUS configuration software S SIMATIC Manager in STEP 7 To control the mode from STEP 7 / NCM S7 for PROFIBUS, the mode selector must be set to RUN.

  • Page 9: Performance Data

    Component / Job Trigger in ms Job Active in ms Job Complete without Number (first call) (next call) Errors in ms (last call) IDENT FB 2 READ FB 3 CP 343-5 for PROFIBUS / Manual Part B2 B2–9 Release 11/2002 C79000-G8976-C160-02...
  • Page 10 “Startup” tab, check and, if necessary, increase the following values: – “Transfer of parameters to modules” Depending on your system (station configuration), you may need to increase the following parameter: – “Ready message from modules” CP 343-5 for PROFIBUS / Manual Part B2 B2–10 Release 11/2002 C79000-G8976-C160-02...

  • Page 11: (Send/Receive Interface) On Fdl Connections

    Explanation / Values Run time on the CPU 314-1 per AG_SEND block call: per block call AG_RECV: (6ES7 314-1AE04-0AB0) 6.0 ms with 240 bytes 7.5 ms with 240 bytes CP 343-5 for PROFIBUS / Manual Part B2 B2–11 Release 11/2002 C79000-G8976-C160-02...

  • Page 12: Characteristics Of S7 Communication

    Explanation / Values Number of S7 connections Max.16 1) The actual possible number of S7 connections that can be operated depends on the type of CPU being used. CP 343-5 for PROFIBUS / Manual Part B2 B2–12 Release 11/2002 C79000-G8976-C160-02...

  • Page 13: Parallel Use Of Communication Services (Multiprotocol Mode)

    S With a large number of connections (16 FMS connections) and more than eight S7 connections, FMS performance may drop. S With cyclic NCM diagnostics, the update time should be set to 3 seconds, otherwise communication performance can drop. CP 343-5 for PROFIBUS / Manual Part B2 B2–13 Release 11/2002 C79000-G8976-C160-02...

  • Page 14: Compatibility With The Previous Product

    Compatibility with the Previous Product Compatibility with the Previous Product Extended functionality Compared with Previous Product The CP 343-5 Basic (6GK7 343-5FA01-0XE0) described here can be used as a replacement for the previous product CP 343-5 Basic (6GK7 343-5FA00-0XE0). Extended Functions with 6GK7 343-5FA01-0XE0 The CP 343-5 described here also supports transmission rates >...

  • Page 15: Replacing Older Modules / Replacing Defective Modules

    If you want to use the extra possibilities provided by the new CP, follow the steps below: 1. Replace the previously configured CP 343-5 with the new module with order number 6GK7 343-5FA01-0XE0 in STEP 7 / HW Config. You will find the new module in the hardware catalog.
  • Page 16 NCM S7 and in the NCM S7 for PROFIBUS manual apply to the CP described here. Look for the symbol shown here. Compatibility The CP 343-5 functions differently compared with the previous module. Make sure you are aware of the effects in your user program. The following table provides you with an overview.

  • Page 17: Technical Specifications

    40 x 125 x 120 Weight approx. 300 g All the information in the Section “General Technical Specifications” in /1/ on the following topics also applies to the CP 343-5 S Electromagnetic compatibility S Transportation and storage conditions S Mechanical and climatic ambient conditions...

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