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5. Diagnosis

5-17

Festo P.BE-DLP-VSE-... en 0206a

5.3.3 STEP 7 V4.x - Online diagnosis via diagnostic buffer

The diagnostic buffer of STEP7 offers the possibility of dis-
playing diagnostic events of the S7 system in the order in
which they occur.

Fig. 5/18: Online diagnosis via diagnostic buffer (explanation see text)

Summary of Contents for DLP-VSE Series

Page 1: ...Manual Local control unit DLP VSE DLP VSE DP DLP VSE ASI Manual 396 535 en 0206a...

Page 2: ......

Page 3: ...VSE Order no 396 535 E Festo AG Co D 73726 Esslingen Federal Republic of Germany 2000 Internet http www festo com e mail service_international festo com The copying distribution and utilization of th...

Page 4: ...Contents and general instructions II Festo P BE DLP VSE en 0206a...

Page 5: ...a wall 2 1 2 2 Tubing and fastening on the DLP cylinder 2 3 3 Installation 3 1 3 1 Connecting the pneumatic components 3 2 3 1 1 Tubing variants 3 2 3 1 2 Assigning the pneumatic connections 3 3 3 2 C...

Page 6: ...missioning on the PROFIBUS DP 4 5 4 2 1 Assigning the inputs and outputs 4 5 4 2 2 Preparing the Local control unit for commissioning 4 6 4 2 3 Configuration with a Siemens master 4 9 4 2 4 Operation...

Page 7: ...ith PROFIBUS DP 5 13 5 3 1 General DP master 5 14 5 3 2 Siemens SIMATIC S5 S7 5 14 5 3 3 STEP 7 V4 x Online diagnosis via diagnostic buffer 5 17 5 4 Diagnosis with AS interface 5 19 A Technical append...

Page 8: ...Contents and general instructions VI Festo P BE DLP VSE en 0206a...

Page 9: ...ed personnel who have experience in installing and commissioning automation and control devices For the vari ants DLP VSE DP and ASI knowledge of programming and diagnosing PROFIBUS DP or AS Interface...

Page 10: ...Warning This means that there is a danger of serious injury to human beings and damage to property if these instruc tions are not observed Caution This means that there is a danger of human injury an...

Page 11: ...ns tips and references to other sources of information Accessories information on necessary or useful accessories for the Festo product Environment information on the environmentally friendly use of F...

Page 12: ...breviation Meaning AS i AS Interface DLP VSE Local control unit Fittings Servo drives on valves and flap valves of the process control I digital input I Os digital inputs and outputs Limit switch Prox...

Page 13: ...s the following features modular structure it can process electric input signals by means of process monitoring elements it can be operated manually Output variables for Local control unit are switche...

Page 14: ...play field 2 variants 2 Pressure compensating element 3 Electrical connec tions 4 Bus connection only with DP or ASI 5 Housing block with integrated air supply 6 Integrated pneu matic valve not shown...

Page 15: ...2 5 2 C with integrated 5 2 way valve closes in the basic position DLP VSE 2 5 2 O with integrated 5 2 way valve opens in the basic position DLP VSE 3 5 3 G with integrated 5 3 way valve stops in the...

Page 16: ...HA LT STOP 1 Key switch for operating mode 2 Knob operated switch for opening or closing DLP VSE 2 3 Knob operated switch for opening stopping or closing DLP VSE 3 4 Indicator light for displaying po...

Page 17: ...th the knob operated switch 0 Off AUTO REMOTE Remotely monitored The fittings are switched by a higher order controller Knob operated switch If the key switch is in the position HAND LOCAL you can swi...

Page 18: ...cal connections depending on the type 1 PROFIBUS DP only with DLP VSE DP 2 AS Interface only with DLP VSE ASI 3 reserved only with DLP VSE DP 4 Earth connection 5 Operating voltage connection not with...

Page 19: ...astening blocks 3 Work air side 1 2 3 Fig 1 4 Housing block with integrated air supply 1 2 4 Integrated pneumatic valve Local control units with integrated pneumatic valves can con tain valves of the...

Page 20: ...1 Summary of components 1 8 Festo P BE DLP VSE en 0206a...

Page 21: ...tting the Local control unit you must order the following parts separately a suitable sub base type DLP VSE AP or DLP VSE NA further information see chapter 2 2 if fitted onto a wall the fastening kit...

Page 22: ...ated seal Fig 2 5 Preparations for fastening with sliding blocks view of supply exhaust side of Local control unit S Fitting the Local control unit onto the wall Fig 2 6 1 Screw the fastening kit DLP...

Page 23: ...tting the Local control unit you must order a suitable sub base There are two ways of fastening the Local control unit to the cylinder Separate from the DLP cylinder e g wall fitting use sub base DLP...

Page 24: ...e DLP VSE AP must be ordered separ ately 4 Local control unit 1 2 3 4 Fig 2 7 Fitting and tubing for the DLP cylinder view of work air side of Local control unit 1 Sub base DLP VSE NA must be ordered...

Page 25: ...defined switching states of the electronic compo nents Please note Handle all components of the Local control unit with the utmost care Pay particular attention to the following S Make sure that scre...

Page 26: ...tiple distributors are used the airflow will be reduced slightly 3 1 1 Tubing variants Connecting 1 Push the tubing as far as possible over or into the tube connection of the screw connector 2 Tighten...

Page 27: ...ctors 2 Locking screw 3 Quickstar con nection 4 Plug 1 2 3 4 Fig 3 10 Removing the tubing 3 1 2 Assigning the pneumatic connections Connect the tubing for the pneumatic connections as shown in Fig 3 1...

Page 28: ...protect them from dirt Remove all adhesive foil from the connections If connections are not used they should be sealed with plugs 1 2 1 Compressed air connections on the supply exhaust side 2 Compres...

Page 29: ...s of the plug connectors on the components S Please observe the regulations for handling electrostati cally sensitive components In this way you will avoid damaging the individual compo nents 3 2 1 El...

Page 30: ...e socket for the limit switch inputs Use the plugs included in delivery for this connection Pin assignment of the limit switch inputs 1 2 3 4 5 6 1 2 1 Inputs of the limit switch for signal Closed Pin...

Page 31: ...n against electric shock protection against direct and indirect contact in accordance with EN 60204 1 IEC 204 For supplying power to PELV networks you should use safety transformers with the symbol sh...

Page 32: ...orm of a 5 pin socket pin assignment see Fig 3 14 On the DLP VSE and DP the Local control unit is supplied with operating and load voltages via this socket On the DLP VSE ASI the load voltage is suppl...

Page 33: ...voltage connection pin 3 on the housing plate see Fig 3 12 Please note S Always connect the earth potential to pin 3 of the oper ating voltage connection S Connect the earth connection on the housing...

Page 34: ...ocket for PLC connection view of Local control unit pin assignment see table Pin Designation Pin Designation 1 Closed 9 Limit switch Open 2 0 V 10 not connected 3 0 V 11 24 V stepper 4 Open 12 0 V ste...

Page 35: ...h module Warning The switch module contains electrostatically sensitive elements S Do not therefore touch any contacts S Please observe the regulations for handling electrostati cally sensitive compon...

Page 36: ...o the same degree tightening torque is 0 6 Nm 30 Please note S Do not tilt the switch module when inserting it The fit ting position is clearly marked by a groove in the hous ing S Make sure that the...

Page 37: ...ign an unused station number to the Local control unit Set the desired station number 8 element DIL switch elements 1 7 5 Set the diagnostic mode 8 element DIL switch element 8 6 Fit the switch module...

Page 38: ...without measurement bus with measurement bus Fig 3 19 Setting the configuration 4 element DIL switch Setting the station number You can set the field bus station number with the 8 element DIL switch...

Page 39: ...elements 1 7 1 2 0 1 2 1 2 2 2 4 2 3 8 2 4 16 2 5 32 2 6 64 Fig 3 20 Setting the station number The station number is entered coded via the 8 element DIL switch Set station numbers 05 1 4 Set station...

Page 40: ...nt DIL switch S PROFIBUS DP device related diagnosis active inactive Diagnosis ON Diagnosis OFF Fig 3 22 Setting the diagnostic mode If the device related diagnosis is masked out with switch el ement...

Page 41: ...n lead to transmission faults The causes of reflections may be missing or incorrect terminating resistor branches The causes of signal attenuation may be transmission over long distances unsuitable ca...

Page 42: ...s which can be used Please note The Local control unit sets itself automatically to one of the baud rates listed in Fig 3 23 Length of branch lines Please note S Please note the maximum permitted leng...

Page 43: ...20 m 1500 200 m 6 6 m 3000 12000 100 m Fig 3 23 Maximum permitted field bus and branch line lengths for PROFIBUS DP depending on the baud rate Recommendation Use a cable with a capacitance per unit le...

Page 44: ...le as well as for the continuing field bus cable You can connect the Local control unit with the sub D plug from Festo part no 18529 Pin Festo sub D plug IP65 PROFIBUS DP Designation 1 2 3 4 5 6 7 8 9...

Page 45: ...ded by the Festo sub D plug S Clamp the screening of the field bus cable under the cable clip of the Festo sub D plug Fig 3 25 1 Screening con nection cable clip 2 Only connected capacitively A B A B...

Page 46: ...of the bus cable If the Local control unit is at the end of the field bus system a bus termination is necessary Recommendation Use here the sub D plug from Festo part no 18529 A suit able resistor net...

Page 47: ...P BE DLP VSE en 0206a 1 Switch in the Festo plug Pin 6 Power supply Pin 3 RxD TxD P Pin 8 RxD TxD N RxD TxD N Pin 5 DGND DGND 390 220 390 1 Fig 3 27 Circuit diagram for bus termination network for cab...

Page 48: ...ree of EMC compatibility ESD protection due to the optical transmission of the signals protection against lightning potential isolation of the individual DP slaves The PROFIBUS DP interface of the Loc...

Page 49: ...to the bus assign an unused AS i address to each AS i slave Set the desired address with the AS i addressing device Permitted address range 1 31 Please note The AS i address of the Local control unit...

Page 50: ...S i master regards this slave as missing When the short circuit has been eliminated the slave indicates immediately that it is functioning again 3 4 3 Festo installation accessories Recommendation Use...

Page 51: ...te with branch lines the maximum total length on the AS i bus 100 m the length of the load voltage cable depends on the cur rent consumption of the Local control unit and the fluctu ations in the load...

Page 52: ...i bus The Local control unit must always be provided with 24 V separately via the load voltage connection black flat cable The AS Interface has an integrated watchdog function which resets the output...

Page 53: ...P function 1 Festo combi power unit 2 AS i master 3 Yellow flat cable 4 DLP VSE ASI 5 Black flat cable 6 EMERGENCY STOP relay 6 5 4 3 2 1 Fig 3 30 Example of connection Festo accessories Designation T...

Page 54: ...3 Installation 3 30 Festo P BE DLP VSE en 0206a...

Page 55: ...4 2 resp 4 3 and 4 4 4 1 Commissioning the pneumatic components 4 1 1 Switching on the operating voltage Warning Make sure that the connected pneumatic fittings are not under pressure Bring the Local...

Page 56: ...g on the compressed air 1 Only with DLP VSE 3 turn the knob operated switch to HALT STOP 2 Turn the key operated switch to HAND LOCAL The fittings can now be set with the knob operated switch of the L...

Page 57: ...operat ing mode 10 Remove the key from the switch and keep it in a safe place Please note Remove the key from the switch when the Local control unit is operating The lock barrel will then be better pr...

Page 58: ...limit switches must be positioned as follows 1 Move the fittings into a defined end position key oper ated switch to HAND LOCAL knob operated switch to AUF OPEN or ZU CLOSE 2 Position the appropriate...

Page 59: ...d outputs Input Meaning Input 0 Key operated switch to HAND LOCAL Input 1 Key operated switch to AUTO REMOTE Input 2 Limit switch signal Open Input 3 Limit switch signal Closed Fig 4 3 Bit assignment...

Page 60: ...NOMINAL and the ACTUAL configurations For this configuration run it is important that the specifications for the field bus configuration are com plete and correct the power supplies for the PLC and t...

Page 61: ...your field bus module for further information Caution In the following cases the FREEZE or SYNC mode will be automatically reset when the Local control unit is switched on off when the field bus modu...

Page 62: ...sistency The Local control unit supports the following variants of mod ule consistency via the selected format word The configuration The position of the DIL switch for the configuration is relevant f...

Page 63: ...ice data base of the Local control unit to the directory COMPB3x GSD of your PC or programmer You can also find the Device data bases in the GSD li brary in Internet under http www profibus com or on...

Page 64: ...ate configuration Copy the files LP VSEN BMP and DLP VSES BMP into directory COMPB3x BITMAPS on your PC pro grammer 3 Process the fields Bus profile Baud rate in the menu Configure in the mask Bus par...

Page 65: ...ave type VALVES 1 in the slave catalogue The slave type VALVES will appear if you have copied the Device data base correctly see step 1 of the preparations 2 Move the mouse to the left and click below...

Page 66: ...c of the master The icon will appear if you have copied the Bitmap file correctly see step 3 of the prepara tions Station selection is then completed COM PROFIBUS configuration Prerequirements the Dev...

Page 67: ...e menu which appears The mask Configure appears Fig 4 6 The program has already entered the DP identifier for the 4 inputs and outputs of the Local control unit automatically in this mask If you work...

Page 68: ...ed as from input output word 42 DP identifier Order number Comment Input address Output address 1 8DX P042 P042 2 1AE analogue 1AE P044 Please note With a marked I O address range the function Auto ad...

Page 69: ...D library in Internet under http www profibus com File VSE 045B GSD You can either S copy the Device data base manually into the above men tioned directory or S load it via menu item Extras Install ne...

Page 70: ...n the STEP7 help 2 There are Bitmap files with icons of the Local control unit on the CD ROM or in Internet to facilitate configuration Copy the files DLP VSEN BMP and DLP VSES BMP into directory STEP...

Page 71: ...shown are not all visible at the same time see text 1 Click catalogue icon 1 This will then open the hardware catalogue 2 Use the left hand mouse key 2 to mark station type FESTO VORORT LOCAL PROFIBUS...

Page 72: ...ar Select the slave PROFIBUS address identical to the se lected setting of the DIL switch in the switch module see chapter 3 3 2 and confirm with OK The icon of the Local control unit appears in the P...

Page 73: ...talogue 6 Open the directory FESTO VORORT LOCAL in the hard ware catalogue and mark module 5 corresponding to the configuration of your Local control unit 7 With the mouse key pressed down pull the ma...

Page 74: ...ion table of the DP slave and modify the starting address of the inputs outputs Fig 4 9 Modifying the address Please note In S7 400 controllers 4 bytes of addresses are always re served per DP identif...

Page 75: ...he func tions FREEZE SYNC and the DP identifiers can be found in section 4 2 1 Bus run up Before the Local control unit can be commissioned properly the DP master must perform the following functions...

Page 76: ...g watchdog of the Local control unit on off log 0 Off log 1 On 4 Freeze_Req log 0 Freeze mode not requested by master log 1 Freeze mode set by master 5 Sync_Req log 0 Sync mode not requested by master...

Page 77: ...unit Parametrizing telegrams to the Local control unit are only accepted if the transferred Ident number and the programmed Ident number are the same 7 Group_Ident Not supported by the Local control u...

Page 78: ...ferred as an octet string of length x The length of the octet string depends on the number of identifier bytes Please note With the function Data_Exchange the Local control unit expects the output inf...

Page 79: ...4 Commissioning 4 25 Festo P BE DLP VSE en 0206a Octet 3 I data byte_3 Bit 0 Input y Bit 1 Input x 1 Bit 7 Input x 7 x y address offset of master module...

Page 80: ...Available Destination SAP DSAP Data_Exchange Yes NIL RD_Inp Yes 56 RD_Outp Yes 57 Slave_Diag Yes 60 Set_Prm Yes 61 Chk_Cfg Yes 62 Get_Cfg Yes 59 Global_Control Yes 58 Set_Slave_Add No 55 Bus paramete...

Page 81: ...er for calculating the total transmission time 4 2 5 Device data base GSD CD ROM The accompanying CD ROM contains the Device data base GSD with the specific standardized Device data bases for the Loca...

Page 82: ...eaning D0 Input 0 Key operated switch to HAND LOCAL D1 Input 1 Key operated switch to AUTO RE MOTE D2 Input 2 Limit switch signal Open D3 Input 3 Limit switch signal Closed Fig 4 10 Bit assignment for...

Page 83: ...fore commis sioning the Local control unit with your bus system 1 Turn the key operated switch to the position AUTO RE MOTE The Local control unit will now be controlled by your bus system 2 Test the...

Page 84: ...4 Commissioning 4 30 Festo P BE DLP VSE en 0206a...

Page 85: ...mon tubing connections basic position undefined position 1 Switch off the compressed air supply 2 Check the sealing ring or the tubing fitting slightly grease the plug screws The fittings do not react...

Page 86: ...rect Fault in bus module only DLP DP or ASI Indicator light defective Both indicator lights light up basic position or switch position Incorrect connection for limit switch Fault in bus module only DL...

Page 87: ...s of the in puts 2 Status display LEDs of the outputs 0 1 2 3 0 1 2 3 1 2 Fig 5 3 LED displays for the inputs and outputs LED Output Meaning LED Input Meaning 0 Open fittings 0 Key operated switch to...

Page 88: ...g voltage for the electronics is not applied S Check the operating voltage con nection pin 1 flashes fast Load voltage 20 4 V Vtol S Check the operating voltage supply pin 5 flashes slowly Load voltag...

Page 89: ...n figuration setting in the switch module Check the S address setting S field bus module S field bus connection S configuration of the master and the setting in the switch module flashes out briefly S...

Page 90: ...overload at the outputs Drop below lower tolerance in voltage supply to proces sing valves 20 4 V Diagnostic measurement bus Diagnostic possibilities As a slave on the PROFIBUS DP the Local control un...

Page 91: ...3 2 Summary of diagnostic bytes Diagnostic words Several diagnostic words are provided for each bus slave The diagnostic words and their meanings in conjunction with the Festo Local control unit are a...

Page 92: ...iagnostic information can be requested by the DP master from the Local control unit via the function Slave_Diag The Local control unit replies with an octet string of length 10 The procedure for readi...

Page 93: ...ned by the Local control unit 3 Diag Ext_Diag Device related diagnosis exists Possible causes Cable fracture at input output Short circuit overload at electric outputs Vvalves 20 4 V Voutputs 10 V Vse...

Page 94: ...Response monitoring watchdog is active 4 Diag Freeze_Mode FREEZE activated 5 Diag Sync_Mode SYNC activated 6 reserved 7 Diag Deactivated always log 0 set by the Local control unit Fig 5 10 Octet 2 St...

Page 95: ...e Fig 5 12 Summary of the octets 4 7 Structure of device related diagnosis 1 Device related diagnosis 1 will only be sent to the master PLC when the device related diagnosis in the switch module of th...

Page 96: ...1 diagnostic byte 7 Structure of device related diagnosis 2 Bit Meaning Explanation for log 1 0 Bus OFF Measurement bus in Bus OFF status 1 No reply No communication with measuring point 2 Reserved 3...

Page 97: ...reaction of the master module Telegram failure Master has stopped Interruption in bus cable If setting or configuration is successful all the outputs valves or outputs will be switched off or maintai...

Page 98: ...ion of the Local control unit to the faults mentioned details see con troller manual Almost all configuration programs contain the function Re sponse monitoring For the operating modes mentioned the t...

Page 99: ...e related diagnosis default OB is programmed OB86 Reaction to failure of a DP slave default OB is programmed QVZ Acknowledgement delay OB Organisation module PEU Periphery not clear Fig 5 15 Error rea...

Page 100: ...th SB SF 50 Festo SIMATIC S7 M7 SFC 13 DP NRM_DG Reference manual System and standard functions Siemens Fig 5 16 Possibility of reading diagnosis for S5 S7 Example of a STEP 7 user program AWL Explana...

Page 101: ...x Online diagnosis via diagnostic buffer The diagnostic buffer of STEP7 offers the possibility of dis playing diagnostic events of the S7 system in the order in which they occur 1 2 3 4 5 6 Fig 5 18...

Page 102: ...trol unit do not corre spond to the periphery Local control unit has incorrect DIL setting Prerequirements Hardware config has been accessed Proceed as follows Fig 5 18 1 Switch from Offline to Online...

Page 103: ...iagnosis with AS Interface On the user interface there are two LEDs POWER and BUS by means of which you can read diagnostic messages from the Local control unit POWER LED green ERROR LED red Meaning o...

Page 104: ...5 Diagnosis 5 20 Festo P BE DLP VSE en 0206a...

Page 105: ...plication sites Temperature range storage 40 C 80 C Relative humidity 5 95 condensing Protection class as per EN 60529 IP 65 fitted completely Medium Compressed air filtered 40 m lubricated oil VG 32...

Page 106: ...nst in correct polarity 15 20 DC 20 4 28 8 V Protection against electric shock protection against direct and indirect contact as per EN 60204 1 IEC 204 By connection to a PELV power unit Protected Ext...

Page 107: ...V 10 V 5 V typ 12 mA max 1 A short circuit resistant protected against incorrect po larity Outputs Number Current Voltage 4 max 500 mA per output max 30 V AS Interface only DLP VSE ASI Bus connection...

Page 108: ...A Technical specifications and index A 4 Festo P BE DLP VSE en 0206a...

Page 109: ...e Commissioning 4 28 Commissioning test 4 29 Data bits 4 28 Diagnosis 5 19 Example of connections 3 29 Status displays LED of the inputs and outputs 5 3 B Basic position 4 1 Bus connection 1 6 C Conne...

Page 110: ...onto a wall 2 1 I Indicator lights replacing 5 2 Intended use VII K Key switch 1 5 Knob operated switch 1 5 L Limit switches 4 4 Connecting 3 6 Pin assignment 3 6 M Method of operation 1 1 N Notes on...

Page 111: ...ssioning 4 5 Connecting the field bus 3 17 Connection 3 11 Device data base 4 9 4 15 4 27 Diagnosis 5 4 Diagnostic words 5 6 Error treatment 5 13 Fibre optical waveguide 3 24 Field bus length 3 18 FRE...

Page 112: ...ical specifications and index A 8 Festo P BE DLP VSE en 0206a T Target group VII Technical specifications A 1 Tubing DLP cylinder 2 3 Modifying 4 3 Tubing variants 3 2 U User instructions VIII V Varia...

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