Festo CPX Series Electronic Manual
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Festo CPX Series Electronic Manual

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CPX terminal
Electronics
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System manual
Installing and
commissioning
CPX terminals
Manual
526 446
en 0112NH
[653 596]

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Summary of Contents for Festo CPX Series

  • Page 1 CPX terminal Electronics manual System manual Installing and commissioning CPX terminals Manual 526 446 en 0112NH [653 596]...
  • Page 3 ....... . . 526 446 E (Festo AG & Co., D-73726 Esslingen, Federal Republic of Germany, 2001) Internet: http://www.festo.com...
  • Page 4 Contents and general instructions Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 5: Table Of Contents

    ........2-25 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 6 ......... . Cable length and cross-sectional area ......Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 7 ............Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 8 Contents and general instructions Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 9: Designated Use

    When used together with commercially available compo- nents, such as sensors and actuators, the specified limits for pressures, temperatures, electrical data, torques etc. must be observed. National and local safety regulations must also be observed. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 10: Target Group

    Contents and general instructions Target group This manual is directed exclusively at technicians trained in control and automation technology. Service Please consult your local Festo service centre if you have any technical problems. VIII Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 11: Important User Instructions

    This means that failure to observe this instruction may result in damage to property. The following pictogram marks passages in the text which describe activities with electrostatically sensitive compo- nents. Electrostatically sensitive components may be damaged if they are not handled correctly. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 12 Accessories: Information on necessary or sensible accessories for the Festo product. Environment: Information on environment-friendly use of Festo products. Text markings The bullet indicates activities which may be carried out in • any order. 1. Figures denote activities which must be carried out in the numerical order specified.

  • Page 13: Notes On The Use Of This Manual

    Information on further CPX modules can be found in the man- ual for the relevant module. The table below gives an over- view. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 14 Manual CPA pneumatics” sioning CPA pneumatics (type 12) type P.BE-CPA-... “Valve terminals with Instructions on fitting, installing and commis- Midi/Maxi pneumatics” sioning CPA Midi/Maxi pneumatics (type 03) type P.BE-Midi/Maxi-03-... Table 0/1: Manuals on the CPX terminal Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 15 The pneumatic interface is the interface between the modular electric periphery and the pneumatics. Status bits Internal inputs which supply coded common diagnostic messages. Sub-base Replaceable upper part of housing on modules with connection technology. Table 0/2: Product-specific terms and abbreviations XIII Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 16 Contents and general instructions Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 17: Summary Of Components

    Summary of components Chapter 1 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 18 ....1-17 Commissioning, diagnosis and operating functions ....1-20 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 19: Summary Of Components

    Information on the pneumatic modules can be found in the appropriate pneumatics manual. Information on the possible connection methods of the I/O modules as well as informa- tion on the pneumatic interface can be found in the manual for the CPX I/O modules. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 20: Structure Of The Cpx Terminal

    Fig. 1/1: Structure of a CPX terminal with CPA pneumatics (example) CPX terminals with field bus connection permit communica- tion with remotely-situated higher-order control systems. CPX terminals are constructed on a modular basis and can consist e.g. of the following modules: Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 21 CPX I/O modules for evaluating processing signals; connection selection (here M12 connections) CPX pneumatic interface for connect- ing pneumatic modules: – for Midi/Maxi pneumatics – for CPA pneumatics Table 1/1: Modules of a CPX terminal – part 1 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 22 The pneumatic side can be fitted with pneumatics of type Midi/Maxi or of type CPA. Different sizes of valves are poss- ible here. Pneumatic modules are however not absolutely necessary. CPX terminals can consist exclusively of electric modules. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 23 1. Summary of components CPX terminal without pneumatics CPX terminal with CPA pneumatics CPX terminal with Midi/Maxi pneumatics Fig. 1/2: Examples of CPX terminal structure Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 24: Method Of Operation Of The Cpx Terminal

    The control of data transfer to/from the field bus module of your control system. – Read and write access (depending on the field bus node) to system-relevant parameters and diagnostic data (access to internal data and parameters). – Internal control of the terminal. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 25 – When servicing is required, the electronics of the I/O modules can be replaced without the need to dis- mantle the CPX terminal, or to loosen individual con- nections on the I/O modules. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 26 CPA (maximum 22 valve coils). From the technical aspect, the pneumatic interface is an elec- tric module with digital outputs. Detailed information on the CPX pneumatic interface can be found in the manual for the CPX I/O modules. 1-10 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 27 Both the air and auxiliary pilot air from the valves are also exhausted via these common chan- nels. Further modules for pressure supply are also available, e.g. in order to permit work to be carried out with different work pressures. 1-11 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 28 The valve locations can be configured in single steps from 2 to 22 valve locations. Pneumatic interface for CPA (here CPA10) Valve terminal pneumatics of type CPA End plates Valve plates (here CPA10) Fig. 1/4: CPX terminal with CPA pneumatics 1-12 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 29 Midi/Maxi Right-hand end plate Maxi valves Midi valves Fig. 1/5: CPX terminal with Midi/Maxi pneumatics Further information on the pneumatics of the CPX terminal can be found in the appropriate pneumatics manual. 1-13 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 30 Maximum 10 electric modules including the field bus node are permitted on a CPX terminal. Field bus node I/O modules Right-hand end plate Left-hand end plate Fig. 1/6: CPX terminal as field bus I/O slave 1-14 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 31: Structure Of The Electric Cpx Modules

    CPX I/O modules can be combined with the various sub-bases. In this way, the CPX terminal offers a high degree of flexibility with regard to adap- tion to different applications and conditions of use. 1-15 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 32 CPX terminal or loosen individual connections. Instead the complete sub-base is removed, the electronic module replaced and the sub-base placed into position again (see manual for the CPX I/O mod- ules). 1-16 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 33: The Power Supply Concept Of The Cpx Terminal

    The operating and load voltages for the CPX terminal are system supply supplied via this manifold sub-base. The voltages are sup- plied via an M18 plug and can be used for further electric modules and for the valves. 1-17 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 34 – Several additional supplies for electric outputs in a CPX terminal are possible. Manifold sub-base This sub-base serves for the electrical linking of modules without supply which do not require a separate load supply. 1-18 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 35 Load voltage for digital outputs Manifold sub-base with additional (24 V and 0 V supply (pin 1 not connected) Functional earth (FE) Load voltage for valves (24 V and 0 V Fig. 1/8: Diagram of the power supply concept 1-19 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 36: Commissioning, Diagnosis And Operating Functions

    A different parametrizing will result in a different reaction. Check especially when replacing CPX terminals to see which settings are necessary and make sure that these settings, where applicable, are made again (e.g. in the start-up phase by the higher-order PLC/IPC). 1-20 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 37 Special diagnostic functions or communication services are diagnostic functions available, depending on the field bus used. For example communication services on: – the DPVI (PROFIBUS) – the PCP channel (Interbus) – SDO access (CANopen) – etc. 1-21 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 38 1. Summary of components 1-22 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 39: Fitting

    Fitting Chapter 2 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 40 ........2-25 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 41: Fitting

    – “Pneumatics manual” for fitting and removing the pneu- matic modules and components. – The fitting instructions supplied with the product in the case of modules and components ordered at a later stage. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 42: General Instructions On Fitting And Dismantling

    (not resistant to bending, i.e. they will break off if they are bent back). – Electrostatically sensitive components Do not touch the contact surfaces of the plug connectors on the sides of the modules and components. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 43: Fitting The Electric Modules

    Dismantle the CPX terminal before you add or remove sub- bases. If you are using the additional fastenings of type CPX-BG-RW-... for fastening onto a wall, it may be necessary to loosen fastenings (see also Fig. 2/14). Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 44 Sub-bases can be used universally for the different I/O modules. – The maximum number of pneumatic components sup- ported is as follows: – 26 valve coils of type Midi/Maxi – 22 valve coils of type CPA. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 45: Replacing A Complete Module Or Manifold Sub-Base

    Proceed as follows in order to remove a complete module or a manifold sub-base: 1. Dismantle the CPX terminal. 2. Unscew and remove completely the tie rod screws in the left-hand end plate (see Fig. 2/2). The manifold sub-bases are held together by the electrical plug connectors. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 46 5. Now push the module to be replaced approx. 1.5 cm to the left. 6. Make sure that the tie rod lies over the tie rod groove of the module to be replaced by shifting the module accord- ingly (see arrow A in Fig. 2/3). Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 47 CPA pneumatics, you can place the CPX terminal so that the electrical connections for the system supply and, if applicable, for the additional supply point upwards. The tie rod is held in the tie rod groove by the weight force. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 48: Increasing Or Reducing The Number Of Electric Modules

    The following table contains a list of the tie rods which you will need in order to adapt the length of the tie rods to the desired number of modules. 2-10 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 49 (it need not be tightened). – Only one tie rod extension is permitted for each tie rod. – Maximum 10 electric modules including the field bus node plus a pneumatic interface are permitted for each CPX terminal. 2-11 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 50 (see follow- ing Fig.). Screwdriver Fastening plate and locking plate in the pneumatic interface or the right-hand end plate Fig. 2/5: Fastening plate and locking plate in the pneumatic interface 2-12 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 51 The hooks on the locking plate must grip into the grooves in the fastening plate. Locking plate Fastening plate Groove for tie rod fastening Fig. 2/6: Fastening plate and locking plate in the pneumatic interface (example) 2-13 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 52 Tie rod Tie rod groove Fig. 2/7: CPX terminal (rear view) 4. Press the manifold sub-bases together carefully and with- out tilting. 5. Place the end plate on the tie rod. 2-14 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 53: Fitting The Right-Hand End Plates With Midi/Maxi Valves

    Please note: Instructions on earthing the complete valve terminal can be found in the chapter “Installation”. The following diagram shows you how to fit the right-hand end plates with Midi/Maxi valves. 2-15 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 54 2. Fitting Seal Fastening screws max. 1 Nm Pre-fitted earthing cable Contact for earthing cable Fig. 2/8: Fitting the end plates with Midi/Maxi pneumatics 2-16 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 55: Fitting The Cpx Terminal

    2.3.1 Fitting CPX terminals without pneumatics onto a hat rail Fitting onto a hat rail is carried out in the same manner as fitting CPX terminals with CPA valves onto a hat rail (see section 2.3.2). 2-17 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 56: Fitting Cpx Terminals With Cpa Pneumatics Onto A Hat Rail

    CPX terminal. 2. Fit the hat rail (support rail as per EN 50022 - 35x7.5; width 35 mm, height 7.5 mm). Make sure there is sufficient space for connecting the compressed air supply tubing. 2-18 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 57 Fig. 2/9: Fitting a CPX terminal with CPA pneumatics onto a hat rail 7. Swing the CPX terminal onto the hat rail (see Fig. 2/9, arrow B). Make sure that the clamping element lies hori- zontally to the hat rail. 2-19 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 58 8. Fasten the CPX terminal against tilting or sliding by tightening the locking screw with 1.3 Nm. Hat rail Clamping element of the hat-rail clamping unit Fig. 2/10: Rear view: Fitting the CPX terminal onto a hat rail 2-20 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 59: Fitting Cpx Terminals With Midi/Maxi Pneumatics Onto A Hat Rail

    Recommendation: • Use a suitable tool to remove the upper spacer rings (e.g. scratch them off with a screwdriver). There is then sufficient space to hang the terminal on the hat rail. 2-21 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 60 Tighten the flat-head screws (see Fig. 2/12, item 3). • Make sure that the spacer rings have been removed. • After fitting Secure the levers with the aid of the locking screws (see • Fig. 2/12, item 6). 2-22 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 61 2. Fit a hat rail (support rail as per EN 50022 - 35x15; width 35 mm, height 15 mm). 3. Fasten the hat rail to the fastening surface at intervals of at least every 100 mm. 2-23 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 62 (Fig. 2/13, item 4). Hat rail Hat rail clamping unit locked Hat-rail clamping unit unlocked Locking screw Fig. 2/13: Fitting the valve terminal onto a hat rail 2-24 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 63: Fitting Onto A Wall

    In these cases, use additional fastenings type CPX-BG-RW-10X approx. every 100 or 150 mm. Fastenings of type CPX-BG-RW-10X can be clipped into two electric modues placed together and offer additional possibi- lities for fitting onto a wall. 2-25 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 64 The valve terminal can be fitted in any position. Make sure there is sufficient space for connecting the com- pressed air supply tubing. 2-26 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 65 – M6 screws on the pneumatic inter- face (2 for Midi/Maxi; 3 for CPA) – For each additional fastening ( 1 ) 1 M4 screw Table 2/3: Fastening possibilities for fitting onto a wall 2-27 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 66 2. Fitting 2-28 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 67: Installation

    Installation Chapter 3 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 68 Connecting the field bus ........3-18 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 69 Installation instructions on the field bus node as well as on the I/O modules can be found in the manual for the relevant module or field bus node. Instructions on installing the pneumatics can be found in the relevant pneumatics manual. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 70: General Instructions On Installation

    CPX terminal. Long operating voltage cables reduce the voltage supplied by the power unit. If necessary, ascertain the suitable cross-sectional area of the cable and the maximum permitted cable length in accordance with the general rule in section A.2. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 71 – The operating voltage and load voltage connections are in the form of plugs. The pin assignment can be found in the following chapters. Use plugs and sockets from the Festo range which match the outer diameter of the cables used. Cable outer diameter Plugs/sockets 4.0...6.0 mm...
  • Page 72 2. Open the strain relief on the rear part of the housing. Then pass the cable through. 3. Remove 5 mm of insulation from the end of the cable and fit end sleeves on the strands. 4. Connect the ends of the conductor. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 73: Settings For Configuring The Cpx Field Bus Node

    Information on the method of procedure as well as on the setting possibilities on your CPX field bus node can be found in the manual for the field bus node. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 74: Settings For Configuring The Pneumatics

    The DIL switch is situated under the transparent cover on the pneumatic interface. From the technical aspect, the pneumatic interface is an elec- tric module with digital outputs. Detailed information on the pneumatic interface can be found in the manual for the CPX I/O modules. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 75: Selecting The Power Unit

    When selecting the power units, check that they have • sufficient output. If required, ascertain here the current requirement according to the following table. Please note Select a power unit which provides sufficient output for later extensions to the CPX terminal. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 76 Internal consumption at logical 1 see Technical specifications for the output module. Current consumption depends on the valve type (see Technical specifications for the valves). Table 3/3: Table for calculating the current consumption of the system supply 3-10 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 77 Internal consumption at logical 1 see Technical specifications for the output module. Table 3/4: Table for calculating the current consumption of the additional supply Information on the power supply concept of the CPX terminal can be found in section 1.1.3. 3-11 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 78: Connecting The Operating Voltage

    Use a closed-loop power unit. Caution Short circuits can cause damage. Protect the system supply – with an external fuse max. 16 A. – protect the load voltage of the additional supply with an external fuse max. 16 A. 3-12 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 79 1: 24 V supply for electronics and sensors (V EL/SEN 2: 24 V load supply for valves and outputs 3: 0 V 4: Earth/ground connection Fig. 3/2: Pin assignment of the system supply (manifold sub-base type CPX-GE-EV-S) 3-13 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 80 (pin 2: + 24 V DC, tolerance + 10/- 15 %). Pin assignment 1: (not connected) 2: 24 V load voltage supply for outputs V 3: 0 V 4: Earth/ground connection Fig. 3/3: Pin assignment of the additional supply (manifold sub-base type CPX-GE-EV-Z) 3-14 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 81 4 have the same potential and that there are no equalizing currents. In this way you can avoid faults due to electromagnetic influences and ensure electromagnetic compatibility in accordance with EMC guidelines. 3-15 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 82 3 1 2 4 arately Earth connection pin 4 is designed for 16 A Connection for system supply type CPX-GE-EV-S Fig. 3/4: Example – connecting a common 24 V power supply and the potential equalization 3-16 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 83 3 1 2 4 3 1 2 4 Potential equalization Connection of additional supply for electric outputs type CPX-GE-EV-Z Fig. 3/5: Example – additional load supplies with separate power unit 3-17 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 84: Connecting The Field Bus

    3. Installation 3.1.6 Connecting the field bus Please note A description of the field bus connection of your node can be found in the manual for the appropriate CPX field bus node. 3-18 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 85: Commissioning

    Commissioning Chapter 4 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 86 Start-up behaviour of the CPX terminal ......4-11 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 87: Commissioning

    Instructions on commissioning the field bus node as well as the I/O modules can be found in the manual for the relevant module or field bus node. Instructions on commissioning the pneumatics can be found in the relevant pneumatics manual. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 88: Commissioning Procedure

    Step 3 – Commissioning the CPX terminal on the field bus and checking the address assignment, if necessary, without connected actuators by means of LED (see manual for CPX field bus node). Fig. 4/1: Commissioning steps Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 89: Preparing The Cpx Terminal For Commissioning

    Preparations Before commissioning a field bus system with CPX terminals, you should first prepare each individual CPX terminal for commissioning. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 90 (see pneumatics manual). 2. Check the complete electric circuitry of the CPX terminal. 3. Check the DIL switch settings of your CPX terminals (see manual for the CPX field bus node). Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 91: Parametrizing

    Table 4/1: Types of parameters The individual parameters are described in detail in Appendix B.2. Basic principles of using the parameters can be found in Appendix C.1. The tables below give a brief overview of the most important parameters. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 92 Input debounce time Serves for faultless recognition of digital input signals Signal extension time Serves for recognizing short signals Analogue-values data format See manual for the relevant analogue module Table 4/3: Module parameters – part 1 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 93 – Run/Stop filter 1 + 2 and stopping of the fault registering. – Fault end filter – Fault number filter – Module/channel filter Table 4/5: Diagnostic memory parameters Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 94: Possibilities Of Parametrizing

    Handheld; parameters can be modified during the com- missioning phase, during the search for faults or during running time. Fig. 4/2: Possibilities of parametrizing 4-10 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 95: Start-Up Behaviour Of The Cpx Terminal

    In these cases check before replacing to see which settings are required and carry out these settings. Detailed instructions can be found in the manual for your CPX node or the manual for your handheld. 4-11 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 96 4. Commissioning 4-12 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 97: Diagnosis And Error Treatment

    Diagnosis and error treatment Chapter 5 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 98 The I/O diagnostic interface ....... 5-18 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 99: Diagnosis And Error Treatment

    Information on on-the-spot dia- gnosis with the LED on the I/O modules, on the field bus node or on the valves can be found in the manual for the relevant module or in the pneumatics manual. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 100: General Instructions On Diagnosis

    The CPX terminal offers extensive possibilities of diagnosis and error treatment. The following possibilities are vailable (see also Table 5/1): On-the-spot diagnosis with LED Diagnosis with the field bus On-the-spot diagnosis with handheld Fig. 5/1: Diagnostic possibilities of the CPX terminal Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 101 Special diagnostic functions or communication services are functions available, depending on the field bus used. For example com- munication services on: – the DPVI (PROFIBUS) – the PCP channel (Interbus) – SDO access (CANopen). Table 5/1: Diagnostic possibilities of the CPX terminal Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 102 Within an error class faults of modules with a lower module number have higher priority, e.g. faults of module number 0 have the highest priority within an error class. Faults of mod- ule number 1 have the second highest priority, etc. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 103 Module code not permitted Check CPX equipment status or save CPX equipment status again (pro- cedure see parameter System start; function no. 4402) 1) Power Off/On is required for quitting the fault depending on the parametrizing Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 104 Fault in CPX structure (fault number Check CPX structure and fitting of is error information for service the modules or request servicing personnel) 200...255 Simple fault/information See manual for the relevant module (module-specific faults) Table 5/3: Possible faults Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 105: On-The-Spot Diagnosis With Leds

    LEDs. The CPX-specific LEDs are to be found on each CPX field bus node: Field bus specific LEDs (see manual for field bus node) CPX-specific LEDs (can be found on every node; see section 5.1.3) Fig. 5/2: LED display on the field bus node (example) Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 106: Cpx-Specific Leds

    Load voltage supply will be • switched on again automatically when the undervoltage is elimin- ated (default) Power Off/On necessary • Load voltage (valves and Check load voltage connection for the outputs) not applied electronics LED is out 5-10 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 107 1) The system error LED flashes depending on the error class. Error class 1 (simple fault): 1 * flash, interval Error class 2 (fault): 2 * flash, interval Error class 3 (serious fault): 3 * flash, interval 5-11 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 108 The function Force is enabled (see system parameter Force mode; function no. 4402). LED flashes 1) The display of the function Force (LED flashes) has precedence over the display of the setting for System start (LED lights up). 5-12 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 109 The LEDs indicate the following: Status LED Sequence Status (green or yellow) Channel logical 1 (signal present) LED lights up Channel logical 0 (no signal) LED is out 1) Lights up green for inputs and yellow for outputs 5-13 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 110 LED flashes Module common error e.g. (see manual for the module) Eliminate short circuit/undervoltage LED lights up Channel error LED Explanations on this can be found in the manual for the relevant CPX module. 5-14 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 111: Diagnosis Via Status Bits Or The I/O Diagnostic Interface

    16 internal outputs. All diag- nostic information is then also available even if the field bus protocol used does not offer any extensive diagnostic func- tions (see section 5.2.2.). Table 5/4: Field bus independent diagnostic modes 5-15 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 112: Structure Of The Status Bits

    Fault in analogue module/ function module Undervoltage Type of error Short circuit/overload Wire fracture Other error Table 5/5: Structure of the status bits If all status bits supply a 0-signal, no fault will be registered. 5-16 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 113 Table 5/8: Example 3 – Undervoltage in the sensor supply If different faults occur simultaneously on different types of modules, faults cannot be distinguished. Use the I/O diag- nostic interface in order to distinguish faults clearly. 5-17 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 114: The I/O Diagnostic Interface

    16 output bits, with which all diagnostic data can be read out. The addresses of the input and output bits of the I/O diag- nostic interface depend on the field bus used (see the manual for the CPX field bus node). 5-18 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 115 Fig. 5/5: Input bits of the I/O diagnostic interface If control bit O15 supplies a 0-signal, quitting bit I15 will be reset automatically and the status byte will be shown with the diagnostic data bits. 5-19 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 116 Start the read process Set the function number Set control bit (O15) Quitting bit =1? Accept data Reset control bit O15 Quitting bit =0? End of the read process Fig. 5/6: Reading out the diagnostic data flow diagram 5-20 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 117 B.2.6.). If, for example, there were a fault on module 5 (5 dec. = 101 Bin), the following input data would be available: Diagnostic data Reserved Quitting bit Bit number of the inputs Signal status of the inputs Fig. 5/8: Reply data (example) 5-21 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 118 As an example Fig. 5/10 the reply data in the case of fault number 4. Diagnostic data Reserved Quitting bit Bit number of the inputs Signal status of the inputs Fig. 5/10: Reply data with fault number 4 (4 dec. = 100 Bin) 5-22 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 119 5. Diagnosis and error treatment Detailed information on the module diagnostic data can be found in section B.2.7. 5-23 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 120 5. Diagnosis and error treatment 5-24 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 121 Technical appendix Appendix A Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 122: A. Technical Appendix

    ......... . Cable length and cross-sectional area ......Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 123: A.1 Technical Specifications

    The CPX terminal can also be used with special authorization in residential areas (living, business and commercial areas, small firms). Operating voltage for the bus interface – Rated value See manual for the CPX field bus node – Tolerance Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 124 Load voltage for outputs Power supply – Rated value 24 V DC (protected against incorrect polarity) – Tolerance 18...30 V Current consumption Sum of all switched-on outputs (see manual for output modules) Residual ripple 4 Vpp (within tolerance) Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 125 Sum of all switched-on valve solenoid coils; see manual “Pneumatics.” Residual ripple 4 Vpp (within tolerance) Special technical specifications on the pneumatics used, on CPX modules, sub-bases and the field bus node can be found in the relevant manuals. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 126: A.2 Cable Length And Cross-Sectional Area

    Please note The following formula assumes that the cross-sectional areas of the operating voltage cables (pins 1, 2 and 3) are the same. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 127 • the fluctuations in the primary voltage, • the operating temperature of the devices. • 3. Enter the values in the appropriate formula. The equivalent circuit diagram and the example explain the correlations. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 128 Power supply Equivalent circuit diagram Electronics/sensors Outputs/valves Terminal Pin 1 Pin 2 OUT/VAL Pin 3 Line resistor (incoming) R Line resistor (returning) R L = distance (cable length) Fig. A/1: Equivalent circuit diagram for power supply Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 129 = 5 A = 24 V Bmin CPA pneumatics: V = 20.4 V OUT/VALmin κ = 56 Ω ⋅ Result: L ≤ 27.49 m for A = 1.5 mm L ≤ 45.81 m for A = 2.5 mm Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 130 A. Technical appendix A-10 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 131 Parameters and data of the CPX terminal Appendix B Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 132: B. Parameters And Data Of The Cpx Terminal

    ..........B-38 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 133: Parameters And Data Of The Cpx Terminal

    Information on the parameters and data, which are supported by the field bus used, can be found in the manual for the field bus node used. Instructions on parametrizing via the Handheld can be found in the manual for the Handheld. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 134: Access To Internal Parameters And Data

    Data can be read. Parameters can be read and modified. Only read access to parameters and data by means of the relevant function number is possible via the I/O diagnostic interface (see section 5.2.2). Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 135: Description Of The Parameters And Data

    Diagnostic memory Entries in the diagnostic memory (max. 40) data System data Information on global system settings Module data Serial number, revison code and module code of the modules used Table B/2: CPX data Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 136: B.2.1 Overview Of The Function Numbers

    3480 Entries remanent at Power ON (diagnostic memory parameters) Table B/23 3480 Run/Stop filter 1 (diagnostic memory parameters) Table B/24 1) m = Module number (counting on the modules from left to right, beginning with 0) Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 137 Input analogue-value data format (module parameters) Table B/15 4828 + m * 64 + 3 Output analogue-value data format (module parameters) Table B/16 1) m = Module number (counting on the modules from left to right, beginning with 0) Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 138 Function no. Field-bus specific system data Number of input bytes (Rx size) Table B/55 Number of output bytes (Rx size) Table B/56 1) Only relevant with certain field bus protocols (see manual for CPX field bus node) Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 139: System Parameters

    Force mode (enable/block force) 4402 System Idle mode (reaction when the Idle function is accessed) 4402 System start 1) Only relevant with certain field bus protocols (see manual for CPX field bus node) Table B/3: Overview – system parameters Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 140 1 = active (pre-setting); 0 = inactive Remark The method of operation of the channel error LED remains unaltered. Monitoring can also be set separately for each module (see module parameter monitoring CPX module). Table B/4: Monitoring short circuit/overload/undervoltage B-10 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 141 Force mode and Force state) are reset automatically for safety reasons in order to avoid undesired signal states. Bits 2, 3 Values Bit 3 Bit 2 : Blocked (pre-setting) : Enabled Remark Force signals have precedence over Fail safe signals. Table B/6: Force mode B-11 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 142 : Hold last state (retain signal status) : Assume Idle mode Remark Only relevant for certain field bus protocols. Explanations on this can be found in the manual for the relevant CPX field bus node. Table B/7: System Idle mode B-12 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 143 (depending on the field bus used). If “System start with default parametrizing and current CPX equipment status” is active, the factory settings for all module and system parameters will become valid after Power On. Table B/8: System start B-13 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 144: B.2.3 Module Parameters

    Fail safe channel x Idle mode channel x Force channel x 1) Function number see manual for CPX modules 2) Access is protocol-specific (see manual for field bus node) Table B/10: Overview – Channel-specific module parameters B-14 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 145 Check the setting which is necessary for reliable operation of your machine or system. Further information on this can be found in the manual for the CPX I/O modules. Table B/12: Behaviour after short circuit/overload B-15 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 146 (see section C.1.2). The signal extension time can be activated by channel-by-channel (see channel- specific module parameters). Table B/14: Signal extension time B-16 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 147 See manual for the relevant analogue module. Remark The choice of data format depends on the field bus or field bus master used and simplifies evaluation of the analogue values. Table B/16: Output analogue-value data format B-17 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 148 With the aid of the so-called Fail safe parametrisation, the signal status which the outputs are to assume in the event of field bus communication faults, can be specified (see also section C.1.3). Table B/19: Fail safe channel x (channel-specific) B-18 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 149 – Force mode outputs of channel x (Blocked/Force state) – Force state outputs of channel x (Set/Reset signal) Remark The function Force permits the manipulation of signal states independent of actual operating conditions (see also section C.1.5). Table B/21: Force channel x (channel-specific) B-19 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 150: Diagnostic Memory Parameters

    Run/Stop filter 1 3484 Run/Stop filter 2 3484 Fault end filter 3484 Fault numbers filter 3484 Module/channel filter 3485 Module number MN 3486 Channel number CN 3487 Fault number FN Table B/22: Overview – Diagnostic parameters B-20 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 151 Save the first 40 entries (stop after 40 entries); Save the last 40 entries (overwrite old entries, pre-setting) Remark The diagnostic memory will be deleted if the mode is changed. Table B/24: Run/Stop filter 1 B-21 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 152 By recording the outgoing fault, you can ascertain how long the fault has existed. Incoming and outgoing faults each represent one entry. With outgoing faults the Fault number “0” is entered. Maximum 40 entries are saved together. Table B/26: Fault end filter B-22 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 153 Record only the FN of a module Record only the FN of a channel Reserved Remark The numbers are determined by means of the diagnostic memory parameters “Module and Channel numbers” (function nos. 3485...3486). Table B/28: Module/channel filter B-23 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 154 Description Fault number for the diagnostic memory filter 0...7 (1 byte) Values 0...255 Fault number (0 = pre-setting) Remark Is only effective if an appropriate diagnostic memory filter is active. Table B/31: Fault number (FN) B-24 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 155: Diagnostic Memory Data

    0...7 (1 byte) Values 0...40 Remark Can be used as a loop counter if the complete diagnostic memory is to be read out by PLC program. Table B/33: Number of entries in the diagnostic memory B-25 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 156 A diagnostic entry consists of 10 bytes. The first five bytes contain information on the fault time point. The last five bytes contain information on the fault. The following table shows the structure of diagnostic entries. B-26 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 157 3) If the fault number = 0, the contents of these bytes is also 0. If the fault number lies between 128...199 (error class 3), the contents of these bytes are not relevant (servicing required). Table B/36: Diagnostic memory data B-27 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 158: System Diagnostic Data

    Analogue/function module Type of error: Bit 4: Undervoltage Bit 5: Short circuit/overload Bit 6: Wire fracture Bit 7: Other error Values 1 = there is a fault; 0 = no fault Table B/38: Status bits B-28 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 159 Remark Possible error messages see section 5.1.1) Function no. 1937 specifies whether there are diagnostic data and contains, where applicable, the number of the first module on which the fault occurred. Table B/40: Fault number B-29 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 160: Module Diagnostic Data

    2008 + m * 4 + 2 Information message 2 (reserved) 2008 + m * 4 + 3 Information message 3 (reserved) 1) m = Module number (0...47) Table B/41: Overview - Module diagnostic data B-30 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 161 Possible error messages see section 5.1.1) Table B/43: Module fault number Module diagnostic data: Information message 2 (reserved) Function no. 2008 + m * 4 + 2 m = Module number (0...47) Description Reserved Table B/44: Information message 2 (reserved) B-31 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 162 B. Parameters and data of the CPX terminal Module diagnostic data: Information message 3 (reserved) Function no. 2008 + m * 4 + 3 m = Module number (0...47) Description Reserved Table B/45: Information message 3 (reserved) B-32 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 163: System Data

    Fail safe System Idle mode Monitoring the CPX terminal Number of input bytes (Rx size) Number of output bytes (Rx size) 1) Only relevant for certain field bus protocols Table B/46: Overview – System data B-33 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 164 Description Specifies whether the current to the CPX structure corresponds to the saved CPX structure. Bit 4 Values 0 = equal 1 = unequal Remark See also system parameter ”System start” Table B/48: CPX structure B-34 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 165 Table B/49: Handheld System data: Force mode Function no. Description Specifies whether forcing is blocked or enabled. Bit 6 Values 0 = blocked 1 = enabled Remark See also system parameter ”Force mode” Table B/50: Force mode B-35 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 166 Table B/52: Fail safe System data: Idle mode Function no. Description Specifies whether Idle mode is active or inactive. Bits 2, 3 Values Bit 3 Bit 2 Description inactive active Table B/53: Idle mode B-36 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 167 System data: Number of output bytes (Rx size) Function no. Description Specifies the number of output bytes of the CPX terminal. Remark Only relevant with certain field bus protocols (see manual for CPX field bus node) Table B/56: Number of output bytes B-37 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 168: B.2.9 Module Data

    Pneumatic interface type CPX-GP-03-4.0 CPX field bus node type CPX-FB13 CPX field bus node type CPX-FB6 20... CPX field bus node type CPX-FB... 0...7 Values 0...255 Remark See type plate; further modules in preparation. Table B/58: Module code B-38 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 169 1) Example: Serial number 1C654321 2) 0001 (1) = Year 2001; 0010 (2) = Year 2002 etc. 3) 0001 (1) = January; 0010 (2) = February; ... 1011 (B) = November; 1100 (C) = December Table B/60: Serial number B-39 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 170 B. Parameters and data of the CPX terminal B-40 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 171 General information Appendix C Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 172: C. General Information

    ........C-21 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 173: General Information On Parametrizing

    Information on the parameters and data which are supported by the field bus used, can be found in the manual for the field bus node used. Instructions on parametrizing via the handheld can be found in the manual for the handheld. Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 174: Input Debounce Time

    (typical pre-setting), 10 ms and 20 ms. Method of operation Changes of edge in the sensor signal will be accepted as a logical input signal (see Fig. C/1) only when the specified debounce time has expired. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 175 Sensor signal is instable (shorter than debounce time) Sensor signal is sufficiently stable (= debounce time) Start and end (sequence) of the Sensor signal debounce time Logical CPX signal Debounce time has expired Fig. C/1: Input debounce Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 176: Signal Extension Time

    Typical signal extension times are: 0,5 ms, 15 ms, 50 ms and 100 ms. The signal extension time for each channel can be activated or deactivated with a further channel-orientated module para- meter. When preset, the signal extension time is inactive. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 177 Rising edge signal Change of edge within the signal extension time b) Falling edge Expiry of the debounce time Expiry of the signal extension time Fig. C/2: Change of edge within the signal extension time Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 178 Change of edge after expiry of the signal extension time b) Falling edge Expiry of the debounce time Expiry of the signal extension time Fig. C/3: Change of edge after expiry of the signal extension time Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 179: Signal Status In The Event Of A Fault (Fail Safe

    By means of the system parameter fail-safe, you can globally determine the signal status which the outputs/valves are to assume in the event of field bus communication faults, e.g. in the event of: – communication failure (bus interruption, PLC failure) – communication stop. Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 180 Table C/2: Module parameters “Fault mode” and “Fault state” Method of operation The “Fault mode” parameter is used to determine whether the current signal status is to be retained or whether the sig- nal status defined by “Fault state” is to be accepted. C-10 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 181 222 500 500 500 333 321 100 200 100 500 444 500 333 321 Signal status before the fault Signal status after the fault Module parameter (channel-orientated) Fig. C/5: Fail safe parametrizing – example for analogue signals C-11 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 182: Signal Status When The Idle Function (Idle Mode) Is Accessed

    – analogue outputs – valves. By means of the system parameter Idle mode, you can glo- bally determine the signal status which the outputs/valves are to assume when the Idle function is accessed. C-12 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 183 – Analogue signal Analogue value Value of the analogue signal Table C/4: Module parameters “Idle mode” and “Idle state” Method of operation Is functionally identical with the Fail safe parametrizing (see also Fig. C/4 and Fig. C/5). C-13 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 184: Force

    CPX parametrizing With CPX terminals, Force parametrizing can be used for: – digital inputs – digital outputs – valves – I/Os of the I/O diagnostic interface and status bits – analogue inputs – analogue outputs. C-14 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 185 Reset signal Reset input/output signal – Digital signal (pre-setting) Set signal Set input/output signal – Analogue signal Analogue value Value of the analogue signal (0 = pre-setting) Table C/6: Module parameters “Force mode” and “Force state” C-15 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 186 0 = Force blocked 1 = Force state Force state 0 = Reset signal 1 = Set output Signal status previously Signal status afterwards Module parameter (channel-orientated) Fig. C/6: Force parametrizing – example for binary signals C-16 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 187 1 = Force state Force state 100 505 100 321 202 110 100 505 333 432 202 505 11 Analogue signal previously Analogue signal afterwards Module parameter (channel-orientated) Fig. C/7: Force parametrizing – example for analogue signals C-17 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 188: Diagnostic Memory

    With these filters the registering of certain system states can be suppressed, and both starting and stopping can be con- trolled. The method of operation of the diagnostic memory filters is shown in Fig. C/1. C-18 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 189 6 = Record as from the defined EN + MN + CN MN = Module number, CN = Channel number, FN = Fault number Fig. C/1: The method of operation of the diagnostic memory filters C-19 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 190 The various field bus protocols provide, where applicable, further possibilities for reading out and configuring the CPX diagnostic memory (see the manual for the CPX field bus node). C-20 Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 191: Monitoring Faults

    CPX terminal and by module parameters for a single CPX module or an individual channel. Activation of a monitoring function causes the following: C-21 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 192 Monitors the load voltage supply for the outputs Short circuit/overload at the outputs Monitors whether outputs are overloaded or short circuited Short circuit/overload in sensor supply Monitors whether sensor supply is overloaded or short circuited Table C/8: System parameter monitoring C-22 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 193 Monitoring can be activated and deactivated for each (channel-specific) channel (0 = inactive; 1 = active). The meaning of the module parameter depends on the mod- ule used. Detailed information can be found in the manual for the relevant module. C-23 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 194 C. General information C-24 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 195 Index Appendix D Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 196: D. Index

    ............Festo P.BE-CPX-SYS-EN en 0112NH...

  • Page 197: D.1 Index

    ........3-12 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 198 ........Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 199 ......B-31 Number of the first faulty channel ....B-31 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 200 ........B-39 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 201 System supply ........3-13 Festo P.BE-CPX-SYS-EN en 0112NH...
  • Page 202 Valve terminal pneumatics of type CPA ....1-12 Valve terminal pneumatics of type Midi/Maxi ..1-13 Festo P.BE-CPX-SYS-EN en 0112NH...

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