Omron PROFIBUS DP GATEWAY User Manual Download

Page: 1 / 95

Cat. No. W01E-EN-01

Note: Specifications subject to change without notice.

PRT1-SCU1

1 PROFIBUS-DP

Gateway to Host Link/Compoway-F

OPERA

TION MANUAL

Cat. No. W01E-EN-01

OPERATION MANUAL

PROFIBUS-DP Gateway
to Host Link/Compoway-F

PRT1-SCU11

Cat. No. W01E-EN-0

Authorised Distributor:

Printed in Europe

W01E-EN-01_PROFIBUS.qxd 29.11.2004 11:58 Seite 1

Summary of Contents for PROFIBUS DP GATEWAY

Page 1: ...OPERATION MANUAL PROFIBUS DP Gateway to Host Link Compoway F PRT1 SCU11 Cat No W01E EN 02 ...

Page 2: ...PRT1 SCU11 PROFIBUS DP Gateway Operation Manual Revised September 19 2005 ...

Page 3: ...iv ...

Page 4: ...injury damage to the product or faulty operation OMRON Product References All OMRON products are capitalized in this manual The first letter of the word Unit is also capitalized when it refers to an OMRON product regardless of whether it appears in the proper name of the prod uct The abbreviation Ch appears in some displays and on some OMRON products It often means word and is abbreviated as Wd in...

Page 5: ...tion may be reproduced stored in a retrieval system or transmitted in any form or by any means mechanical electronic photocopying recording or otherwise without the prior written permission of OMRON No patent liability is assumed with respect to the use of the information contained herein Moreover because OMRON is con stantly striving to improve its high quality products the information contained ...

Page 6: ...ateway 8 1 4 Basic Operating Procedure 14 SECTION 2 Installation and Wiring 17 2 1 Unit Components 18 2 2 Installing the PRT1 SCU11 PROFIBUS DP Gateway 23 2 3 Wiring the RS 422A RS 485 Devices 24 2 4 Initial Setup Procedure 30 2 5 Setting up a PROFIBUS Network 31 2 6 Configuring the PROFIBUS DP network 35 SECTION 3 Operation 39 3 1 Introduction 40 3 2 PROFIBUS Communication 40 3 3 Compoway F Commu...

Page 7: ...4 Troubleshooting and Maintenance 57 4 1 Overview 58 4 2 Troubleshooting Using LED Indicators 58 4 3 Maintenance 60 4 4 Replacing the Unit 61 Appendices A Memory Mapping 63 B Function Block Programming 67 Index 75 Revision History 79 ...

Page 8: ...ay Section 3 describes operational aspects of the PRT1 SCU11 PROFIBUS DP Gateway Section 4 provides procedures for troubleshooting the PRT1 SCU11 PROFIBUS DP Gateway The Appendices contain information supplementary to the information in the main body of the man ual They are referred to in the various sections as required Unit name Unit Version Protocols supported PRT1 SCU11 1 0 Compoway F Host Lin...

Page 9: ...tal Controller H083 E1 H085 E1 R88A MCW151 E R88A MCW151 DRT E Motion Con trol Option Board Operation Manual R88A MCW151 E R88A MCW151 DRT E Motion Control Option Board Describes the Installation and Opera tion of the R88A MCW151 E R88A MCW151 DRT E Motion Control Option Board I203 E2 VARISPEED F7 Vector Control Frequency Inverter User s Manual OMRON Yaskawa VARISPEED F7 Inverter Describes the Ins...

Page 10: ...ation of the PRT1 SCU11 PROFIBUS DP Gateway You must read this section and understand the information contained before attempting to set up or operate a PROFIBUS DP Gateway system 1 Intended Audience xii 2 General Precautions xii 3 Safety Precautions xii 4 Operating Environment Precautions xiii 5 Application Precautions xiii 6 Conformance to EC Directives xv 6 1 Applicable Directives xv 6 2 Concep...

Page 11: ...nce characteristics of the product are sufficient for the systems machines and equipment and be sure to provide the systems machines and equipment with double safety mechanisms This manual provides information for programming and operating OMRON PROFIBUS DP Gateway Be sure to read this manual before attempting to use the Unit and keep this manual close at hand for reference during opera tion WARNI...

Page 12: ...liability of the system Unsuitable operating envi ronments can lead to malfunction failure and other unforeseeable problems with the system Ensure that the operating environment is within the specified conditions at installation time and remains that way during the life of the sys tem Follow all installation instructions and precautions provided in the opera tion manuals 5 Application Precautions ...

Page 13: ...esult in malfunction Always use the power supply voltage specified in this manual Double check all the wiring and connection of terminal blocks and con nectors before mounting the Units Use crimp terminals for wiring Do not connect bare stranded wires directly to terminals Observe the following precautions when wiring the communications cable Separate the communications cables from the power lines...

Page 14: ...us tomer must therefore perform final checks to confirm that units and the over all system conforms to product standards A Declaration of Conformity for the PROFIBUS DP Gateway can be requested at your nearest OMRON representative 6 3 Conformance to EC Directives PROFIBUS units should be installed as follows for the complete configuration to meet the EC directives 1 2 3 1 The units are designed fo...

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Page 16: ...ns 1 1 Overview of PROFIBUS 2 1 1 1 Introduction 2 1 1 2 PROFIBUS Communication Protocol 2 1 1 3 Device Types 4 1 1 4 Bus Access Protocol 4 1 1 5 Diagnostic functions 5 1 1 6 Protection mechanisms 5 1 1 7 Network Operation Modes 6 1 2 PROFIBUS DP Network configuration 6 1 3 PROFIBUS DP Gateway 8 1 3 1 PROFIBUS DP Gateway Features 8 1 3 2 Specifications 10 1 4 Basic Operating Procedure 14 1 4 1 Ove...

Page 17: ...intrinsically safe products are required It also permits data and power to be supplied over the bus using 2 wire technology according the international standard IEC 1158 2 Uniform Bus Access Protocol PROFIBUS DP and PROFIBUS FMS use the same transmission technology and uniform bus access protocol Consequently both versions can be oper ated simultaneously on the same bus FMS field devices however c...

Page 18: ... very easy to handle Installation of the twisted pair cable does not require expert knowledge The bus structure per mits addition and removal of devices or step by step commissioning of the system without influencing the other devices Later expansions have no effect on devices which are already in operation RS 485 Transmission Speed Transmission speeds between 9 6 kbit s and 12 Mbit s can be selec...

Page 19: ... since the meaning of application related parameters is specified precisely Profiles have been defined for specific areas like drive technology encoders and for sensors actuators 1 1 4 Bus Access Protocol OSI Layer 2 Bus Access Protocol The PROFIBUS bus access protocol is implemented by OSI layer 2 This pro tocol also includes data security and the handling of the transmission proto cols and messa...

Page 20: ...Device Related Diagnostics Messages concerning the general operational status of the whole device e g over temperature low voltage Module Related Diagnostics Messages indicating that an error is present in a specific I O range of a device e g an 8 bit output module Channel Related Diagnostics Messages indicating an error at a given input or output e g short circuit on Output 5 1 1 6 Protection mec...

Page 21: ... all its assigned PROFIBUS DP slaves using a broadcast message Auto CLEAR Fail safe State If an error occurs during the data exchange phase of the master the Auto CLEAR function determines the subsequent actions If this function has been disabled the master remains in the OPERATE mode If the function has been enabled the master automatically changes the network to the CLEAR mode in which the outpu...

Page 22: ...ice is loaded in the configurator and downloaded to the master device GSD files are usually supplied with a unit or can be downloaded from the Internet either from the manufacturer s site or from the GSD library of the PROFIBUS Nutzer Organisation at http www profibus com GSD File Language The language used in the GSD file is indicated by the last letter of the file extension GS Default GSD Englis...

Page 23: ...the PRT1 SCU11 is shown in the figure below The PRT1 SCU11 Unit interfaces between PROFIBUS DP and Host Link Compoway F Memobus and the K Format protocol Unit Description Protocol supported E5AN E5CN E5EN E5GN OMRON single channel Temperature controllers Compoway F E5ZN OMRON 2 channel Temperature controllers E5AR E5ER OMRON 4 channel Temperature controllers E5__ K3__ H8GN OMRON instruments suppor...

Page 24: ...re word sized and represent either fixed length communication blocks or Free Communication blocks The PRT1 SCU11 PROFIBUS DP Gateway limits the total number of input words to 100 words and the total number of output words to 100 words Fixed Communication Blocks Fixed Communication Blocks are I O modules with predefined parameter con tent These modules are to be used to send output and control data...

Page 25: ...function at startup Diagnostics information is sent to the PROFIBUS Master unit in case One or more units attached to the PRT1 SCU11 has a communication error The PRT1 SCU11 has a system error Diagnostics flags indicating if units attached to the PRT1 SCU11 are functioning correctly For Host Link there is a communication active bit that indicates to the Host Link Unit if the received PROFIBUS data...

Page 26: ...switches 4 DIP switches on the front of the Unit Switch 1 Switch 2 Baud rate setting RS 422A RS 485 communi cation interface Switch 3 not used Switch 4 auxiliary RS 232C interface function selector Indicators 6 LED s indicating Unit status and PROFIBUS status Unit status RUN Green LED ERR Red LED RS 422A RS 485 protocol FCOM Green LED FERR Red LED PROFIBUS status COMM Green LED BF Red LED PROFIBUS...

Page 27: ...f the PROFIBUS module configu ration Number 0 zero is reserved Auxiliary port Media type RS 232C located behind cover marked Peripheral Use the CS1W CN226 connection cable for connecting the PRT1 SCU11 with Thermotools Baud rates supported Baud rate used on Auxiliary port is the same as the baud rate used on the main protocol port Selection via DIP switches 1 and 2 See 2 1 3 Switch Settings Protoc...

Page 28: ...nc Unsync Freeze Unfreeze Clear I O Data Number of I O data supported Up to 100 words input and 100 words output max Number of diagnostics data supported 6 Bytes basic and 9 bytes extended Item Specification PERIPHERAL PRT1 SCU11 ON NODE ADDRESS RUN ERR COMM BF FCOM FERR x10 x1 24 Vdc BUS ON 1 2 40 90 65 25 57 8 Units mm 0 2 3 4 5 6 7 8 9 1 0 2 3 4 5 6 7 8 9 1 1 2 3 4 R R S S FG 5 ...

Page 29: ...11 Select a Device address using the two rotary switches on the front of the PRT1 SCU11 See section 2 1 3 Switch Settings Select a baud rate to be used on the RS 422A RS 485 protocol network Disable the auxiliary RS 232C port on the front See section 2 1 3 Switch Settings Connect the I O Modules Units to the RS 422A RS 485 network and connect the PRT1 SCU11 to the PROFIBUS network See section 2 3 ...

Page 30: ... the PRT1 SCU11 3 In CX Profibus create a network and define the parameters and I O con figurations for the PRT1 SCU11 settings and the allocated modules De termine the baud rate and the bus parameter setup see section 2 6 Configuring the PROFIBUS DP network 4 Download the network configuration to the PROFIBUS DP master After downloading the configuration CX Profibus will restart the PROFIBUS DP m...

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Page 32: ... 2 3 1 Precautions When Wiring 24 2 3 2 2 Wire and 4 Wire Connections 24 2 3 3 Connection for E5_N Compoway F Communications 24 2 3 4 Connection for E5ZN Compoway F Communications 25 2 3 5 Connection for E5AR E5ER Compoway F Communications 26 2 3 6 Connection for R88A MCW151 E Host Link Communications 27 2 3 7 Connection for E5AK E5EK K Format Communication 28 2 3 8 Connection for F7 Inverter Memo...

Page 33: ...een LED s to indicate the oper ational mode and status of the Unit the status of the PROFIBUS interface and the status of the RS 422A RS 485 interface PERIPHERAL PRT1 SCU11 ON NODE ADDRESS RUN ERR COMM BF FCOM FERR x10 x1 24 Vdc BUS ON 1 2 0 2 3 4 5 6 7 8 9 1 0 2 3 4 5 6 7 8 9 1 1 2 3 4 R R S S FG DIP switches Unit LED indicators RS 422A RS485 connector PROFIBUS address rotary switches Power suppl...

Page 34: ...ze normally due to a fatal error during system startup Lit Fatal error during operation occurred FCOM RS 422A RS 485 communication Green Not lit No communication with any devices attached to the RS 422A RS 485 network This may be caused by a communication failure broken wire a non initialized PROFIBUS DP interface the PRT1 SCU11 is not able to exchange data with all configured devices Flashing Com...

Page 35: ...effect Auxiliary Port Selection DIP Switch 4 allows the user to enable or disable the use of the RS 232C Port behind the cover next to the DIP switches Note DIP Switch 4 can be changed during operation The selected mode is reflected through the LED Indicators DIP Switch 1 DIP Switch 2 Baud rate bits sec OFF OFF 9600 default OFF ON 19200 ON OFF 38400 ON ON Reserved for future use PRT1 SCU11 ON RUN ...

Page 36: ...tween the PRT1 SCU11 and the connected devices may not work The Unit has no direct way of detecting this apart from a possible time out 2 1 4 PROFIBUS Connector The PROFIBUS connector on the font of the Unit is a 9 pin female sub D con nector as recommended by the PROFIBUS standard EN50170 The signal RTS TTL signal is for the direction control of repeaters which do not have a self controlling capa...

Page 37: ...set to ON and RS 485 is selected the A and B lines are doubled on the S S connector pins i e the signal on R is the same signal as on S and the signal on R is the same signal as on S Address setting The communication through the RS 422A RS 485 interface does not require a separate address setting feature All connected devices must have addresses selected in the range of 1 through 15 The address se...

Page 38: ...The PRT1 SCU11 can be mounted directly on a DIN rail Mounting Procedure Mount the PRT1 SCU11 to the DIN rail using the following procedure Caution Always turn OFF the power supply to the Unit before mounting or dismounting the Unit or connecting or disconnecting cables 1 2 3 1 Pull the hook down on the bottom 2 Latch the top hook onto the track 3 Push the Unit until the hook locks onto the track 4...

Page 39: ...l option Board to the PRT1 SCU11 Use the same transmission circuit 2 wire or 4 wire for all nodes 2 Do not use 4 wire connections when the 2 4 wire switch on the PRT1 SCU11 is set to 2 wire 3 Do not intermix Temperature Controllers R88A MCW151 E devices and F7 Inverter devices on one and the same transmission circuit 4 In case the PRT1 SCU11 is on one of the ends of the transmission net work switc...

Page 40: ...RS 485 Multiple E5ZN units can be connected together using one RS 485 Terminal The RS 485 connection is extended through the E5ZN sockets However these units all have unique RS 485 addresses The RS 485 connection can be either one to one or one to N Up to 15 E5ZN units can be connected in a one to N system The figure below shows the connection between one PRT1 SCU11 and 1 to 15 E5ZN Temperature Co...

Page 41: ...R E5ER Temperature Controller Units Refer to the E5AR E5ER User Manuals for more information on Wiring Note The E5AR E5ER supports baud rates of 9 6 19 2 and 38 4 kbits sec Ensure that the PRT1 SCU11 baud rate setting DIP switch 1 and 2 is set to the cor rect setting E5ZN No 0 1 2 E5ZN No 3 4 5 B A 24 23 B A 24 23 E5ZN No 13 14 15 B A 24 23 Terminator 220 Ω 1 2 W Terminator 220 Ω 1 2 W FG R R RS 4...

Page 42: ... the transmission circuit must also have its termination resistor enabled by setting Pin 3 of DIP switch SW2 to ON 3 The R88A MCW151 E supports baud rates of 9 6 19 2 and 38 4 kbits sec Ensure that the PRT1 SCU11 baud rate setting DIP switch 1 and 2 is set to the correct setting PRT1 SCU11 RS 422A Inter face Signal Pin R 1 R 2 FG 3 S 4 S 5 R88A MCW151 E unit Pin Signal RS 422A Inter face 1 RD 2 RD...

Page 43: ...ignals Refer to the E5AK E5EK User Manuals for more information on Wiring RS 485 Connection to E5AK E5EK The E5AK E5EK Intelligent Digital Controllers can also communicate over RS 485 using the dedicated communication option for RS 485 Refer to the E5AK E5EK User Manuals for more information on the RS 485 dedicated communication unit The RS 485 connection can be either one to one or one to N Up to...

Page 44: ...ne or one to N Up to 15 F7 Inverter units can be connected in a one to N system The figure below shows the connection between one PRT1 SCU11 and 1 to 15 F7 Inverter units Refer to the F7 Inverter User Manual for more information on Wiring R R FG S RS 485 S PRT1 SCU11 RS 485 Interface A 2 B 2 A 1 RS 485 B 1 E5AK E5EK 1 See table below A 2 B 2 A 1 RS 485 B 1 E5AK E5EK 15 See table below Terminator 2...

Page 45: ... Memobus or one of the other protocols using DIP switch 3 Disable the Auxiliary port using DIP switch 4 Select the required physical layer either RS 422A or RS 485 using switch number 1 directly over the RS 422A RS 485 connector Setup the PROFIBUS network see section 2 5 Setting up a PROFIBUS Network configure the PROFIBUS Master unit using the master configu ration tool on the Personal Computer a...

Page 46: ...ies a maximum of up to 32 devices master and slave devices per line segment If more than 32 devices are to be connected or if the total length of the segment must be extended beyond its maximum repeaters must be used to link the separate segments Note Repeaters are devices which connect two segments They do not have a device address of their own but they do count in the total number of devices in ...

Page 47: ...defines the maximum advised cable distance or cable segment in metres before the use of a repeater is recommended The cable lengths specified in the following table are based on PROFIBUS type A cable Segment 1 Max 31 stations Segment 2 Max 31 stations M S M S M S M S Segment 3 Max 28 stations Segment 4 Max 31 stations Segment 5 Max 30 stations Segment 6 Max 31 stations M S R R R R M S R Master or ...

Page 48: ...erminator resistor via VP 5V and DGND ensures a defined idle state potential on the data lines To ensure the correct functioning up to the highest baud rate the bus cable must be terminated at both its ends A missing bus termination can cause errors during data transfer Problems can also arise if too many bus terminators are fitted since each bus termina tor represents an electrical load and reduc...

Page 49: ...FIBUS Organization recommends the following rule for data line color codes PROFIBUS cables in general will use the colors red and green for the data lines with the following assignment Data cable wire A green Data cable wire B red This rule applies to both the incoming and the outgoing data lines 2 5 4 Shielding Precautions Cable Shield Connection To ensure electro magnetic compatibility EMC the s...

Page 50: ... serial interface cable or use an Ethernet connection between the Personal Com puter and the CS1 CJ1 PLC via an Ethernet unit 2 6 1 Configuring the Slave Devices After adding each of the slave DTM s to the network configurations have to be selected for each of them Setting up a configuration involves Selecting the proper I O modules I O Modules represent either a fixed number of setpoint and proce...

Page 51: ...ct the I O module that needs to be added in the Available Modules list and double click it with the left mouse button If more than one mod ule must be added repeat this step for the other modules Select the I O module that needs to be added in the Available Modules list and press either the Insert or Append button Note 1 When pressing the Insert button the selected I O module will be inserted abov...

Page 52: ...not used in this example Watchdog Settings Apart from the I O module selection the Configuration tab also contains the settings for two other parameters 1 Enable Watchdog Control This parameter will enable disable the monitoring of the Master Slave communication in the slave device If enabled the slave will stop I O data exchange with the Master if the Master has not sent any request message to th...

Page 53: ...Clear mode Clear mode is often the indication of a failure on the network Module Parameters Modular Parameters are parameters which are associated with the I O modules selected In the case of the PRT1 SCU11 these parameters define behaviour with respect to the devices attached to the PRT1 SCU11 They are discussed in the next section Example The Parameter tab of the PRT1 SCU11 is shown in the figur...

Page 54: ...shipped with the PRT1 SCU11 3 1 Introduction 40 3 2 PROFIBUS Communication 40 3 3 Compoway F Communication 41 3 3 1 Fixed Communication Blocks 41 3 3 2 Special Operation 42 3 3 3 Compoway F Parameter Settings 44 3 3 4 Free Communication Blocks 44 3 4 K Format Communication 48 3 4 1 Fixed Communication Blocks 48 3 4 2 Operation Execute 48 3 4 3 K Format Parameter Settings 48 3 4 4 Free Communicatio...

Page 55: ...ad written using fixed communication blocks Example For an E5ZN connected to the PRT1 SCU11 a 2 channel basic fixed I O block defines the data transfer of 1 Setpoint Value for each channel and 1 Process Value for each channel between the PROFIBUS Master unit and the E5ZN through the PRT1 SCU11 Free Communication Blocks Free communication blocks are sent directly to the device connected to the PRT1...

Page 56: ...ls SV channel 1 SV channel 2 SV channel 3 SV channel 4 PV channel 1 PV channel 2 PV channel 3 PV channel 4 4 4 4 E5_R Extended 1 channel SV channel 1 Special operation See Note PV channel 1 MV1 channel 1 MV2 channel 1 Status high word channel 1 Status low word channel 1 Operation execute 2 6 1 E5_R Extended 2 channel SV channel 1 SV channel 2 Special operation See Note PV channel 1 MV1 channel 1 M...

Page 57: ...xecute word The format of the response is shown in the figure below the Operation Execute word contains the Com mand Code the Channel Number as well as an Error Code bit If the Error bit bit 4 is set an error has occurred in the communication with the targeted device E5ZN E5ZN Basic 2 channels SV channel 1 SV channel 2 PV channel 1 PV channel 2 2 2 2 E5ZN Extended 2 chan nels SV channel 1 SV chann...

Page 58: ...Channel Number For another Special Operation command to be sent the user must first wait for the Operation Execute word to change to a non zero value indicating the completion of the first Special operation command 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Command Code Channel Number Error Operation Execute Word Bit group name Binary Value Value description Command code 0000 Clear command 0001 Run 001...

Page 59: ...the PROFIBUS DP Set_Prm mes sage 3 3 4 Free Communication Blocks With Free Communication blocks it is possible to read data write data or send an operation instruction directly from or to any parameter in a Compoway F device With Free Communication blocks however the commands have to be assembled by the PROFIBUS Master system The user also has to provide a simple handshaking mechanism to prevent t...

Page 60: ...n block must be set to 0005 3005 0101 hex or Device address 0005 hex Command code 3005 hex Instruction code 0101 hex Assuming there is no error the response is four bytes 3005 0000 hex Read Mini FINS Command The Read mini FINS command consists of A device address number A command code MRC SRC A variable area type indicating the area within the device from where the parameter must be read A Read st...

Page 61: ...evice 2 channel 1 start address 2 1 element to read is done with the command 0002 0101 C1 0002 00 0001 hex The response is no error occurred 0101 0000 0000 0000 0000 0000 hex Write Mini FINS Command The Write mini FINS command consists of A device address number A command code MRC SRC A variable area type indicating the area within the device to where the parameter must be written A Read start add...

Page 62: ...n the command data is set to zero the response data will also be cleared The read type command blocks are sent every Compoway F cycle Broadcast Broadcasting can be used for operations and writes If the device address is set to 00FF hex a broadcast is sent to all devices using XX broadcast The response code will be filled with a response to indicate that the command has been sent to the devices Not...

Page 63: ... the PRT1 SCU11 on the K Format communication in case the PROFIBUS com munication fails PROFIBUS Communication Fails In case the PROFIBUS communication fails there are two options for the PRT1 SCU11 to handle this as defined by the a user The PRT1 SCU11 can send a stop command to the device causing the control cycle to stop The E5AK E5EK can Hold the last received Setpoint Value K Format Device ty...

Page 64: ...f input data and 3 words of output data The output format is shown below The table below lists the message parameters The input format is shown below Device address Reserved Command type Parameter Number Command code Data 1 byte 1 byte 1 byte 1 byte 2 byte Message parameter Description Device address The address number of the target device Reserved A reserved byte which will be ignored by the PRT1...

Page 65: ...the target device End code Indicates failure or success of the command transmission If the End code is not equal to 0 the data part must be con sidered invalid Command type A command type code 1 Read command 2 Write command 3 Special command 4 FF Invalid command This is the same as sent to the device via the output data Parameter Number Command Code Refer to the E5AK E5EK Operation Manual In case ...

Page 66: ... message They can not be changed by the user 2 The user can define each of the addresses of the registers in the Input and Output area This must be done upon configuring the PROFIBUS DP Mas ter unit see section 2 6 Configuring the PROFIBUS DP network 7 6 5 4 3 2 1 0 PROFIBUS Communication Active R88A MCW151 E Status Word 15 14 13 12 11 10 9 8 Memobus Device type Module name Output words Input word...

Page 67: ...ter 0025 Address of the Actual Voltage register Fixed Write Command Register 0001 Address of the Command register Fixed Write Frequency Register 0002 Address of the Required Frequency register Fixed Write Voltage Register 0003 Address of the Required Voltage register Fixed Flexible Comm Block Device Address 00 1F Defines the Memobus address of the device to exchange the I O data of this module wit...

Page 68: ... PRT1 SCU11 are shown below Note 1 Byte 1 in the figure above represents the 7th byte in a diagnostics mes sage The first 6 bytes not shown here are standard diagnostics 2 If a bit flag in byte 2 to 5 is ON the corresponding device on the RS 422A RS 485 network is not responding or it has reported a communication er ror Byte 1 7 6 5 4 3 2 1 0 Block length Bytes Including Header byte Fixed to 00 By...

Page 69: ...P switches is located on the front of the PRT1 SCU11 Unit Note CX Thermo is not shipped with the PRT1 SCU11 WARNING When DIP switch 4 is switched on the PRT1 SCU11 will stop the data exchange with the PROFIBUS Master The PROFIBUS DP interface will stay inactive until switch 4 is switch off When DIP switch 4 is set on The diagnostics indicates Slave Not_Ready FERR LED is switched off COMM LED start...

Page 70: ...e the required Tempera ture Controller For detailed information please use the ThermoTool online help and read the manual of the used Temperature Controller Note Make sure that the baud rate settings in CX Thermo is the same as selected on the PRT1 SCU11 with DIP switch 1 and 2 It is required to use the follow ing communication format Data length 7 bits Stop bit length 2 bits Parity even ...

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Page 72: ...o keep the PROFIBUS network optimally working 4 1 Overview 58 4 2 Troubleshooting Using LED Indicators 58 4 2 1 Unit Led Indicators 58 4 2 2 RS 422A RS 485 Communication LED Indicators 58 4 2 3 PROFIBUS LED Indicators 59 4 3 Maintenance 60 4 3 1 Cleaning 60 4 3 2 Inspection 60 4 4 Replacing the Unit 61 4 4 1 Replacement Precautions 61 ...

Page 73: ...es of the two Unit LED s A description of the error and a possible solution to solve the error 4 2 2 RS 422A RS 485 Communication LED Indicators The Unit LED indicators show the status of the communication with Compo way F Host Link K Format or Memobus over RS 422A RS 485 These are the two LED s in the middle In the next table an overview of all possible LED states of the two LED indicators a desc...

Page 74: ...RS 422A RS 485 devices fails the Unit is unable to estab lish communication with all devices Blinks Not lit Communication by auxiliary port selected End your ThemoTools session and switch DIP switch 4 to off Switch to the old baud rate settings if these ware changed when baut rate settings are changed a restart must performed Not lit Lit No communication with RS 422A RS 485 network Check Compoway ...

Page 75: ...a year but more fre quently if the system is used in high temperature or high humidity environments or dirty dusty conditions Inspection Equipment Prepare the following equipment before inspecting the system Required Equipment Phillips type screwdriver multimeter alcohol and a clean cloth Optional Test Equipment Depending on system conditions a synchroscope oscilloscope thermometer or hygrometer t...

Page 76: ...re replacing the Unit Ensure that the new Unit is not faulty If a poor connection is suspected of causing the malfunction clean the connectors using a clean soft cloth and industrial grade alcohol Remove any lint or threads left from the cloth and remount the Unit When returning a faulty unit for repair always attach a detailed fault report to the unit and return it to the nearest OMRON dealer Not...

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Page 78: ...0 0000 C0 0100 C0 0000 C0 0100 C0 0200 C0 0300 Extended block SV W 0102 C1 0003 C1 0003 C1 0103 C1 0003 C1 0103 C1 0203 C1 0303 Special Operation Command W See table below PV R 0101 C0 0000 C0 0000 C0 0100 C0 0000 C0 0100 C0 0200 C0 0300 Status R 0101 C0 0001 C0 0001 C0 0101 C0 0001 C0 0101 C0 0201 C0 0301 MV1 R 0101 C0 0004 C0 0004 C0 0104 C0 0004 C0 0104 C0 0204 C0 0304 MV2 R 0101 C0 0005 C0 000...

Page 79: ...ate Run or Stop 0000 Run 0001 Stop PV monitor R 00 SP monitor R 01 Status A group R Special Command is used to read Status A Status B 0000 Status group A 0001 Status group B Status B group R Operation Execute R Response to Special Operation is returned Extended block Setpoint W 01 Special operation W Special Command is used to initiate Run or Stop 0000 Run 0001 Stop Alarm Value 1 W 02 Alarm Value ...

Page 80: ...ier on how to obtain this firmware upgrade Parameter Read Write Register Number Hex Remarks Fixed block Command register W 0001 Frequency register W 0002 Voltage register W 0003 See Note Status register R 0020 Frequency register R 0023 Voltage register R 0025 Flexible block Write register 1 W 0000 FFFF The registers to read write can be selected by the user when setting up the PROFIBUS I O configu...

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Page 82: ... Only the function block for a 4 channel E5_R is shown The other function blocks are limited versions of this one Start Word Profibus output data Start Word Profibus input data SV Channel 1 SV Channel 2 SV Channel 3 SV Channel 4 Operation Command word PV Channel 1 MV1 Channel 1 MV2 Channel 1 Status High Word Channel 1 Status Low Word Channel 1 PV Channel 2 MV1 Channel 2 MV2 Channel 2 Status High W...

Page 83: ... 4 channel E5_R is shown The other function blocks are limited versions of this one Item Description Start Word Profibus output data 3300 Start Word Profibus input data 3200 SV Channel 1 100 SV Channel 2 75 SV Channel 3 125 SV Channel 4 126 Operation Command word 0062 PV Channel 1 1000 MV1 Channel 1 1001 MV2 Channel 1 1002 Status High Word Channel 1 1003 Status Low Word Channel 1 1004 PV Channel 2...

Page 84: ...RD 0 SV Channel 3 SV_CH4 WORD 0 SV Channel 4 Operation Com mand Oper_Cmmnd WORD 0 Special Operation Executed word Output variables ENO ENO BOOL 1 ON Function block processed normally 0 OFF Function block not processed or ended in an error Process variables PV_CH1 WORD PV Channel 1 MV1_CH1 WORD MV1 Channel 1 MV2_CH1 WORD MV2 Channel 1 Status_HW_CH1 WORD Status High Word Channel 1 Status_LW_CH1 WORD...

Page 85: ...l turn OFF and the Function Block will not be processed Restrictions on Out put variables This function block requires multiple cycles to process Always connect an OR including the BUSY output variable to the EN input variable to ensure that the function block is processed to completion see Symbol Do not turn the BUSY output variable ON or OFF outside the function block Application example Start W...

Page 86: ...the Write Start address Output variables ENO ENO BOOL 1 ON Function block processed normally 0 OFF Function block not processed or ended in an error Result of execu tion of the com mand ResponseCode WORD Outputs the error code when execution ended in an error in the communications command level Refer to section 3 3 4 Free Communica tion Blocks for more information Busy flag BUSY BOOL Automatically...

Page 87: ...escription Input variables EN EN BOOL 1 ON Function block started 0 OFF Function block not started Start Word PROFIBUS Out put data StartWordOutput UINT 3000 Start Word of PROFIBUS Output data in PROFIBUS Master Output data area Start Word PROFIBUS Input data StartWordInput UINT 3010 Start Word of PROFIBUS Input data in PROFIBUS Master Input data area Unit No of device UnitNo UINT 0 0 63 0 99 Unit...

Page 88: ...e area Symbol File name PRT1_SCU11_Write_Data cxf Function description Sends a Write Data command to the CS1 CJ1W PRM21 PROFIBUS Master I O addresses allo cated to the targeted Temperature Controller specified by the Unit No The data to be written and the location to write is to are specified by the DataWrite and the WordStartAddress variables Precautions EN Input condition Connect EN to an OR bet...

Page 89: ...Start Word of PROFIBUS Input data in PROFIBUS Master Input data area Unit No of device UnitNo UINT 0 0 63 0 99 Unit number of device Variable Type VarType UINT 0 Variable type in device Write Start address from device WriteStartAddress UINT 0 Start address of variable to which the data must be written Data to be written DataWrite DWORD 0 Specify the data to be written Output variables ENO ENO BOOL...

Page 90: ... 43 Command word 42 Common parameters 38 Communication Broadcast 5 Multicast 5 Multi peer 5 Communication fails 44 48 Communication format 22 Communication Medium 31 Compoway F 9 Configuration 6 35 Connector 12 21 34 Bus cable connector 34 DGND 22 RTS 21 VP 22 CX Profibus 35 36 40 44 49 CX Thermo 54 55 D Data length 55 Data_Exchange 19 Declaration of Confirmity xv Device profile 4 Diagnostic 5 13 ...

Page 91: ...eral Section 7 Language 7 GSD File Language 7 GSD file 7 35 Host Link 9 10 50 I I O configuration 36 I O Data 9 I O data 11 13 I O module 35 IEC 1158 2 2 Inductor 33 Inspection 60 Inspection Equipment 60 Inspection Procedure 60 Installation 11 14 ISO 7498 2 K K3GN Digital Panel Meter 25 K Format Fixed Communication blocks 48 Free Communication blocks 49 Operation Execute 48 Parameters 48 Wiring RS...

Page 92: ...d User Interface 3 Polling Procedure 4 Token Passing 4 OSI reference model 2 Parameters 38 Common 38 Module 38 Parity 55 Pheripheral setting 21 Polling Procedure 4 Precautions 23 Application xiii General xii Operating Environment xiii Safety xii PROFIBUS 2 Diagnostics 53 PROFIBUS DP 2 PROFIBUS FMS 2 PROFIBUS PA 2 R R88A MCW151 E 8 9 27 Read 45 Read mini FINS command 45 Receiver line 22 Repeater 3 ...

Page 93: ...r 12 Termination Resistor 33 Token Passing 4 Trademarks vi Transmission Speed 3 Transmission speed 3 Troubleshooting 10 U Unit replacement 61 Precautions 61 Using CX Thermo 54 V W vibration resistance 11 Watchdog 37 Wire A 34 Wire B 34 Wiring 34 Write 45 46 Write mini FINS command 46 ...

Page 94: ...ence on Special Operation Page 10 Added paragraph on Fixed Communication blocks Page 10 Added descriptions on Memobus and K Format protocol Page 11 Added text and version table to Specifications section Page 11 Changed modules to units Page 11 Changed I O words to bytes Page 12 Reformatted specification table added new protocols Page 14 Improved flow chart Page 19 Reformatted table Page 19 Improve...

Page 95: ... section 3 3 2 Page 41 Inserted new section 3 3 1 Page 42 Improved text reformatted table Page 43 Improved text on mini FINS commands Page 44 Changed section 3 3 4 to 3 8 inserted new section 3 4 Page 47 Inserted new sections 3 6 and 3 7 Page 50 Renamed section 4 2 2 Page 55 Added Appendices A2 and A3 Removed Abbreviations section Revision Code Date Revised Content ...

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