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User manual Universal Fieldbus-Gateway UNIGATE

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1. 15 4 1 Configuration mode config mode e 15 4 2 The Debug cable for UNIGATESC 16 A TEst M Ode ss ca aa a A a a 16 4 4 Data exchange Mode ta a ee EA SaE eed 17 5 SIRS Interface sos aon raoi irren 18 5 1 Framing Check only for UNIGATERS 2 2 2 nn nn 18 5 2 RS interface atthe UNIGATESC 04 18 6 Mode of operation of the system 19 6 1 General explanation o e o 19 6 27 Interfaces ia a GEA A A A ne AO 19 6 3 Data exchange DeviceNet mn nn 19 6 3411 PORNOS 2 in a E De A a ee en 2A 19 6 32 Bil Strobe sata 5 ar aa ae eee Ae A a ak V a 19 6 3 3 Changeofstate 2 2 22 Homme 19 6 4 Data exchange RS232 RS485 0 00000 2 eee 19 6 5 The trigger byte only at UNIGATERS 20 6 6 The length byte only atUNIGATERS 20 7 Transparent mode only at UNIGATERS 21 8 Character Delay Time mode only at UNIGATERS 22 8 1 Receive direction o e eo 22 9 Implemented protocols in UNIGATERS 23 9 1 Universal 232 protocol lt a 2 844 re rar 23 91 1 Data str ct re z ana wa ar a Re A A En 23 9 1 2 Fieldbus parameters 000000522 eae 23 9 1 3 RS232 parameter table a 23 9 1 3 1 Starticharacter sa sa coesa bea a ee ER ROE ee a 23 21 4 11 UNIGATE fieldbus gateway for DeviceNet
2. 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 11 Introduction Deutschmann Automation GmbH amp Co KG 3 4 UNIGATE RS software flow chart The following graph shows a typical application flow of a UNIGATE fieldbus module Start konfig msg Readwrite konfig data 12 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Introduction 3 5 UNIGATE SC software flow chart RAM test Fieldbus ASIC test Konfigmode Switch FF Start konfig msg Read write konfig data Test Debugmode Debugmode 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 13 Introduction Deutschmann Automation GmbH amp Co KG 3 6 UNIGATE block diagram The following graph shows a typical UNIGATE module design ES Configuration FB Configuration LED Fieldbus Connector LED s 0 seme Moo E E ES O Minus Isolation Vee GHD O Connector Fieldbus Electronics ASIC CPU ete 3 7 UNIGATE application diagram The following graph shows a typical connection scheme zei ES 232 UNIGATE fieldbus 485 422 14 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Operation modes of the gateway 4 Operation modes of the gateway 4 1 Configuration mode config mode The configuration mode serves to configure the gatew
3. 42 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Installation guidelines 14 Installation guidelines 14 1 Installation of the module The module of size 90 x 127 x 55 mm W x H x D has been developed for switch cabinet use IP 20 and can thus be mounted only on a standard mounting channel deep top hat rail to EN 50022 14 1 1 Mounting e Engage the module from the top in the top hat rail and swivel it down so that the module engages in position e Other modules may be rowed up to the left and right of the module e There must be at least 5 cm clearance for heat dissipation above and below the module e The standard mounting channel must be connected to the equipotential bonding strip of the switch cabinet The connection wire must feature a cross section of at least 10 mm An earthing terminal must be positioned next to the module so as to allow the shield connection on the device to be implemented as short as possible with a flexible wire 1 5 mm 14 1 2 Removal e First disconnect the power supply and signal lines e Then push the module up and swivel it out of the top hat rail Vertical installation The standard mounting channel may also be mounted vertically so that the module is mounted turned through 90 14 2 Wiring 14 2 1 Connection systems The following connection systems must resp may be used when wiring the module e Standard screw type plug co
4. In addition a Response time which corresponds to the maximum time up to which the Mod bus slave responds after a request must be set 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 27 Implemented protocols in UNIGATE RS Deutschmann Automation GmbH amp Co KG Since the Modbus operates with a variable data format dependent on the required function and data length but since the fieldbus requires a fixed data length this must be preset by means of the configuration with WINGATE This length should be selected by the user such that the lon gest Modbus request resp response can be processed If a Modbus response is longer than the preset fieldbus length the gateway signals an Rx buffer overflow The user can choose whether the fieldbus requests are forwarded to the Modbus cyclically in the event of a change or on request If he chooses cyclic mode the next request follows directly after a response of the Modbus slave In Change mode detection of a change is based on the fact that the fieldbus data are transferred only in case of an Poll request via the Modbus The third mode Modus request on request necessitates the first byte in the fieldbus containing a trigger byte see chapter 6 5 This byte is not transferred to the Modbus and serves only to start a Modbus transmission For this purpose the gateway constantly monitors this trigger byte and sends data to the Modbus only when this byte has changed In
5. IP 66 EN 60529 Impact strength gt 7 Nm EN 50014 gt 30 kv mm porosity foamed porosity foamed Temperature 40 to 90 C 60 C to 130 C 40 to 100 resistance Seals Polyurethan seal compact Polyurethan seal compact Spring groove system Surface coating Powder mold coating color RAL 7001 silvery gray Polished grain 240 Tinted RAL 7035 Outside dimen sion 160 x 160 x 90 cm 150 x 150 x 78 cm 120 x 122 x 85 cm Weight with 2 05 kg 1 60 kg 0 45 kg gateway 50 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Commissioning guide 16 Commissioning guide 16 1 Note Only trained personnel following the safety regulations may commission the UNIGATE 16 2 Components You will require the following components to commission the UNIGATE e UNIGATE e Connection cable from gateway to the process e Connector for DeviceNet connection to the gateway e DeviceNet cable this cable is generally already installed on site e 10 8 30 V DC power supply DIN 19240 16 3 Installation The UNIGATE module features enclosure IP 20 and is thus suitable for switch cabinet use The device is designed for snapping onto a 35 mm top hat rail 16 4 Dimensional drawing DIN rail mounting 126 2 107 3 103 6 SANS INCA TAS a pe AMAIA I TARMA RAR OTTER at IE Mg Eher hehe ILL egal AA A RR Di et
6. 18 Annex 18 1 Explanations of the abbreviations General CL Product group CL Compact Line CX Product group CX GT Galvanic separation RS side GY Housing color gray RS Product group RS SC Product group SC Script 232 485 Interface RS232 and RS485 switchable 232 422 Interface RS232 and RS422 switchable DB Additional RS232 DEBUG interface D9 Connection of the RS through 9 pin D SUB instead of 5 pin screw plug connector PL Board only without DIN rail module and without housing cover PD Board only without DIN rail module and with housing cover AG Gateway installed in a die cast aluminum housing EG Gateway installed in a stainless steel housing IC Product group IC IC design DIL32 16 Script memory expanded to 16KB 5V Operating voltage 5V 3 3V Operating voltage 3 3V Fieldbus ASI AS Interface AS i co CANopen C4 CANopen V4 C4X CANopen V4 version X see comparison table UNIGATE IC for the respective product DN DeviceNet EC EtherCAT El Ethernet IP FE Ethernet 10 100 MBit FEX Ethernet 10 100 MBit version X see comparison table UNIGATE IC for the respective product IB Interbus IBL Interbus LN62 LONWorks62 LN512 LONWorks512 MPI Siemens MPI PL Powerlink PN Profinet lO PBDP ProfibusDP PBDPL ProfibusDP version L see comparison table UNIGATE IC for the respective product PBDPX ProfibusDP version X see comparison table UNIGA
7. As defined by EG EMV guideline 92 31 EWG Herewith we company Deutschmann Automation GmbH Max Planck Stra e 21 D 65520 Bad Camberg Tel 49 0 6434 9433 0 Fax 49 0 6434 9433 40 declare that the product mentioned afterwards was developed produced and issued in accordance with the above mentioned EG guideline Product Gatew ay Model name UNIGA TE RS DeviceNet Used norms EN61000 6 2 Interference immunity EN61000 4 2 ESD EN61000 4 3 Insolation E field EN61000 4 4 Burst EN61000 4 6 Induction EN55011 A Emissi EN55011 A Interference voltage EN55011 A Interference radiation Bad Camberg 05 05 2003 ba lk Gunther Lawaczeck Michael M Reiter 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 59 Declaration of conformity and certificates Deutschmann Automation GmbH amp Co KG 20 2 Certificate Germanischer Lloyd E This is to certify that the undemoted product s has have been tested in accordance with the relevant requirements of the GL Type Approval System Certificate No 42 407 01 HH Company Deutschmann Automation GmbH Max Planck Stra lo 21 D 65520 Bad Camberg Universal fieldbus gateways Unigate RS232 485 AG CO V3028 ON V3029 IBIV3030 PB V3031 Power supply 24 VDC Componentry for interfacing RS232 R5485 R5422 link with fieldbus Supported serial communication protocols optional potential free MODBUS RTU 3964R contro of chara
8. Co KG Operation modes of the gateway Mode of operation of the test mode After the restart in the test mode the gateway will be sending the values 0 15 in hexadecimal rep resentation 0 F in ASCII coding with the current settings for the Baud rate Parity Start Data and Stopbits on the serial side every second Simultaneously the same values are issued binary on the fieldbus interface provided that this is possible on the fieldbus at the moment In case the fieldbus has a data width of more than 1 byte all characters of the fieldbus will be set to the current test character In this mode the State LED on the RS side will be flashing red green the Error No Select ID LEDs will be displaying the value in a binary way that is issued that moment Additionally each character that is received at one of the interfaces will also be output at the same interface as a local echo On the fielbus side only the first byte will be used for the local echo that means on receiving as well as on transmitting only the first byte of the bus data is looked at the other bus data do not change compared to the last data 4 4 Data exchange mode The gateway has to be in the data exchange mode so that a data exchange between the RS side of the gateway and the fieldbus is possible As long as the gateway is not in the configu ration mode or the test mode the data exchange mode is active In the data exchange mode the gateway will carry out the set prot
9. copying 1000 bytes Consequently for one thing the processing time differs due to the kind of Sript command But the processing time of the Script commands is considerably more determined by the processor time that is available for this pro cess Since the processor has to carry out several tasks simultaneously multitasking system only a part of the processor s capacity is available for the Script processing The following tasks in the order of priority are executed on the processor e Sending and receiving data at the Debug interface provided that the Protocol Developer has been started on the PC e Sending and receiving data at the RS interface e Sending and receiving data at the Fieldbus interface e Tasks controlled via internal clock 1 ms e g flashing of an LED e Processing of the Script From experience approximately 0 5 ms can be calculated for each Script line This value con firmed itself again and again in many projects as a standard value He is always quite right if the processor has enough time available for the Script processing By means of the tasks mentioned above the following recommendation can be formulated in order to receive a rather fast Script processing e Deactivate the Debug interface it is the normal case in the serial use e Keep the data length at the RS interface as small as possible The baud rate is not the problem here but the amount of characters which are transfered per second e Do not u
10. 12 Addressing error of the RS485 RS232 interface 1 1 0 1 13 Fieldbus error e g no connection 1 1 1 0 14 General error of the RS485 RS232 interface 1 1 1 1 15 Internal error Table 1 Error handling at UNIGATE RS 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 39 Error handling Deutschmann Automation GmbH amp Co KG 12 2 Error handling at the UNIGATE SC Fehlernr LED8 LED4 LED2 LED1 bzw ID Fehlerbeschreibung 0 0 0 0 0 Reserved 0 0 0 1 1 Hardware fault 0 0 1 0 2 EEROM error 0 0 1 1 3 Internal memory error 0 1 0 0 4 Fieldbus hardware fault or wrong fieldbus ID 0 1 0 1 5 Script error 0 1 1 0 6 Reserved 0 1 1 1 7 RS transmit buffer overflow 1 0 0 0 8 RS receive buffer overflow 1 0 0 1 9 RS time out 1 0 1 0 10 General fieldbus error 1 0 1 1 11 Parity or frame check error 1 1 0 0 12 Reserved 1 1 0 1 13 Reserved 1 1 1 0 14 Fieldbus buffer overflow 1 1 1 1 15 Reserved Table 2 Error handling at UNIGATE SC The system error 10 is always displayed when one of the following errors appears Error Error value DUP_MAC_ERROR 0x0001 RX_QUEUE_OVERRUN 0x0002 TX_QUEUE_OVERRUN 0x0004 IO_SEND_ERROR 0x0008 CAN_BUS_OFF 0x0010 CAN_OVERRUN 0x0020 EXPL_CNXN_TIMEOUT 1 0x0040 IO_CNXN_TIMEOUT 0x0080 IO_CNXN_DELETE 0x0100 DNS_RESET 0x0200 DNS_BUS_SENSE_ERROR 0x0400 1 Timeout Expected Packe
11. 80 MHz 1GHz 10V m EN 50082 2 netic fields 5 IBURST 2 kV 5 kHz supply voltage 2 kV 5 kHz supply voltage EN 50082 2 1 kV 5 kHz data lines 1 kV 5 kHz data lines 6 Emitted inter Limit value class A Wire bound EN 55011 ference 10 KHz 150 KHz 120 dBuV 69 dBuV 150 KHz 1 5 MHz 79 dBuV 63dBuV 1 5 MHz 30 MHz 63 dBuV Radiation 150 KHz 30 MHz 80 dBuV 50dBuV 30 MHz 100 MHz 60 dBuV 54dBuV 100 MHZ 1GHz 54 dBuV 156 MHZ 165 MHz 24 dBuV 7 Approvals CE mark GL gt Certificate of Conformity Table Tests standards and regulations 48 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Technical data 15 1 1 Interface data The table below lists the technical data of the interfaces and ports on the device The data has been taken from the corresponding Standards Table Technical data of the interfaces and ports on the module Interface designation DeviceNet RS232 C RS485 RS422 No Physical interface RS232 C RS485 RS422 1 Standard CiA DS 102 DIN 66020 EIA Standard 2 Transmission mode Symmetrical Asymmetrical Symmetrical asynchronous asynchronous asynchronous serial serial serial half duplex full duplex half duplex full duplex at RS422 gt Difference signal Level Difference signal 3 Transmission method Master slave Master slave Master slave 4 Number of users Transmitters 32 1 3
12. Connecting the shield at one end may be more favorable if e it is not possible to lay an equipotential bonding line e analogue signals a few mV resp mA are to be transmitted e foil shields static shields are used In the case of data lines for serial couplings always use metallic or metallized plugs and connec tors Attach the shield of the data line to the plug or connector housing Do not connect the shield to one Pin of the multipole connector If there are potential differences between the earthing points a compensating current may flow via the shield connected at both ends In this case you should lay an additional equipotential bonding line 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 45 Installation guidelines Deutschmann Automation GmbH amp Co KG Please note the following points when shielding e Use metal cable clips to secure the shield braiding The clips must surround the shield over a large area and must have good contact Downstream of the entry point of the line into the cabinet connect the shield to a shielding bus Continue the shield as far as the module but do not connect it again at this point Shielded data lines and unshielded power supply lines lt 60 V DC are routed to and connected to the module All cable shields must be earthed at both ends in order for the module to comply with all required EMC limits e Downstream of the entry point into the switch cabinet the DeviceNet c
13. SC as well unless differences are explicitly pointed out 3 1 The product code Up to the software revision V2 0x of the Unigate RS DeviceNet the product features the product code 2242 dez From software revision V2 1 on the product code of the device is an integer value UINT with values between 0 and 65535 The high byte of the product code represents the produced size of the Unigate and the low byte the consumed size Example The Product code might be 1288 dez 0508 hex i e the high byte equals 5 and the low byte equals 8 As a result the produced size 5 bytes and the consumed size of the Unigate 8 byte In first authority 01 hex of the identity object 01 hex the product code is contained in attribute 3 0003 hex 10 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Introduction 3 2 EDS file In order to use a device with the set values in a DeviceNet network a corresponding EDS file has to be integrated into the configuration tool This file can be generated automatically through the software WINGATE For this please use the configuration of the Unigate RS DeviceNet with the corresponding settings select the menu Options Generate EDS FILE An EDS file with the appropriate settings for the device is generated The file name is made up according to the fol lowing scheme P ProducedSize C ConsumedSize EDS The EDS file is gener ated from the
14. TORE ero a ae ee A barrres TF Ge RER RR ee Y RR any EZ on ng A ES ns O ARE O p At RE ri FR GET 16 5 Commissioning It is essential that you perform the following steps during commissioning in order to ensure that the module operates correctly 16 6 Setting the DeviceNet address and Baud rate Set the DeviceNet address and the Baud rate at the fieldbus end of the module on the DIP switch 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 51 Commissioning guide Deutschmann Automation GmbH amp Co KG Attention The DeviceNet MAC ID must correspond to the planned address All users in the DeviceNet have to use the same Baud rate These values are read in only on power up of the gateway 16 7 DeviceNet connection Connect the device to the DeviceNet at the interface labelled DeviceNet 16 8 Connection to the process device Please also read the User Manual provided for the process device when commissioning the pro cess device 16 9 Connecting the supply voltage Please connect 10 8 30 DC voltage to the terminals provided for this 16 10 Shield connection Connect the PE wire at the terminal provided for this Earth the top hat rail onto which the mod ule has been snapped 52 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Servicing 17 Servicing Should questions which are not covered in this Manual
15. V 4 2 3 Deutschmann Automation GmbH amp Co KG 91 32 Length 232 u 3 2 seed uns ls do ac EN Mae hae od at died et en Gd God at 919 8 DEE Sr els ee de oy Ota ae ofl veut Sat os dace ke ot aed aed edad hah oe bs Ou 2374 Dala aca Ss A a ee aes ER E Sons 9 1 3 5 5 CHECKSUM tia de Hoss Gets es Genet Ses te Ge Tar ohn Sep a n ge EGS Bites eh be 9 1 3 6 End characte su van wor Be oe as we bh wee teed A as ad 9 1 4 Communication sequence a eee ee ee 9 2 9 2 1 The 3964 Rprotocol 2 2 2 2 222 Data structure 3964R 2 a a a u a a e a eia da a a A 9 2 2 Protocol definitions 9 2 3 Data Communications siss se isa er ee ee rei GS 9 2 3 1 Initiation of data communication by the low priority user 2 2222er 9 2 3 2 GONflicis Na E a a a ae Sale Eee es 9 23 93 THIMeOUtTIMES cous cb 2 03 a2 Boe re ee Eo EE aaa ea 9 2 3 4 FREIES u 0 oe tae ek coh ee tg te A ate el hes ahem evn Weta ok Es 9 2 3 5 Initiation of data communication by the high priority user 9 2 4 State of the 3964R communication 9 3 9 3 1 9 4 9 4 1 THE ARS12 BIOJOBDIE sc eee ee A Gora ae Ark ita G Operating sequence of the datatransmission Modbus RTU a NOTES bbc ta tec i od ils ede eee od te kn ee i ae Re a 9 4 2 UNIGATE as Modbus master 2 000002 eee eee 94 21 Pr paration
16. data exchange is commenced the parameters Trigger byte and Length byte Baud rate Parity Start bits Stop bits and Data bits must be set 28 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Implemented protocols in UNIGATE RS In addition a Response time which corresponds to the maximum time up to which the field bus master responds after a request must be set and at the rotary switch on the RS side the Modbus ID has to be set under which the gateway is addressed in the Modbus Since the Modbus operates with a variable data format dependent on the required function and data length but since the fieldbus requires a fixed data length this must be preset by means of WINGATE This length should be selected by the user such that the longest Modbus request resp response can be processed If a fieldbus telegram is longer than the preset fieldbus length the gateway signals an Rx buffer overflow 9 4 3 2 Data structure l 4 9 4 3 3 Communication sequence The gateway always acts as the slave with respect to the fieldbus and also acts as slave at the Modbus end A data exchange is always initiated by the Modbus master via the RS interface If the Modbus address 1st Byte which is sent out by the Modbus master is identical with the address set on the gateway the gateway sends the received data without Modbus address and CRC check sum to the fieldbus master look
17. debug interface itself is always operated with 9600 baud no parity 8 data bits and 1 stop bit Apart from that there are no further differences neither in the software nor in the hardware 18 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Mode of operation of the system 6 Mode of operation of the system 6 1 General explanation Communication can be split into seven layers Layer 1 to Layer 7 in accordance with the ISO OSI Model The DEUTSCHMANN AUTOMATION gateways convert Layers 1 and 2 of the customized bus system RS485 RS232 to the corresponding fieldbus system Layers 3 to 6 are blank and Layer 7 is forwarded transparently on the standard gateways However customized adaptations are also possible here e g adaptations to existing profiles of the fieldbus systems The gateway can be configured through the software WINGATE that is also supplied see also chapter 11 1 2 6 2 Interfaces The gateway features the RS232 and RS485 interfaces Switchover is performed by means of a slide switch accessible for the customer The DeviceNet gateway thus allows access to all devices connected to the RS485 bus via one single MAC ID resp access to the device con nected to the RS232 interface 6 3 Data exchange DeviceNet In the DeviceNet the gateway acts as a Group 2 Only Slave The access methods Polling Bit Strobe and Change of state are supported They are described be
18. do this slide the slide switch to the posi tion labelled on e If the module is not located at the start or at the end you must set the slide switch to position off 14 2 2 2 Power supply The device must be powered with 10 8 30 V DC e Connect the supply voltage to the 5 pin or optional 2 pin plug in screw terminal in accordance with the labelling on the front panel of the device 14 2 2 3 Shield connection The module features two contact points for equipotential bonding and the shield of the RS end The shield of the DeviceNet cable is connected to the equipotential bonding system via an RC snubber circuit This means that there are two electrically isolated shields in the device This guarantees higher interference immunity of the module since the cable shield current which may be up to a few Amperes owing to potential differences between two bus users is not discharged via the device If the device is subject to high mechanical or chemical stress it is advisable to use a tin plated top hat rail in order to ensure greater contact stability of the shield connection 14 2 2 4 Equipotential bonding connection e Fit an earthing terminal to the top hat rail directly next to the module The earthing terminal automatically establishes an electrical connection to the top hat rail e Connect the shield connection terminal to the earthing terminal using a flexible wire with a diameter of 1 5 mm which should be as short as possibl
19. laying instructions as a function of the combination of line groups 1 Lines may be laid in common bunches or cable ducts 2 Lines must be laid in separate bunches or cable ducts without minimum clearance 3 Lines must be laid in separate bunches or cable ducts inside cabinets but on separate cable racks with at least 10 cm clearance outside of cabinets but inside buildings 14 2 4 1 Shielding of lines Shielding is intended to weaken attenuate magnetic electrical or electromagnetic interference fields Interference currents on cable shields are discharged to earth via the shielding bus which is con nected conductively to the chassis or housing A low impedance connection to the PE wire is particularly important in order to prevent these interference currents themselves becoming an interference source Wherever possible use only lines with braided shield The coverage density of the shield should exceed 80 Avoid lines with foil shield since the foil can be damaged very easily as the result of tensile and compressive stress on attachment The consequence is a reduction in the shielding effect In general you should always connect the shields of cables at both ends The only way of achieving good interference suppression in the higher frequency band is by connecting the shields at both ends The shield may also be connected at one end only in exceptional cases However this then achieves only an attenuation of the lower frequencies
20. on ships e Electrical and building installation engineering e Measuring switching and controlling technique e EMC Directives relevant fields e Heating air conditioning and ventilation technique and e Medical field Main operational fields of high grade steel housings with protection type IP 66 e Aggressive and rough environmental conditions e g sea water field In fields with highest purity and cleanness e g food field e EMC Directives applications 13 2 Mounting instruction Mounting instruction of the aluminium housing The assemble with the dimensions 160x160x90 BxHxT is developed for wall mounting Mounting 1 Using the drill template see chapter 19 Drilling templates and mark the four holes the mea sures can also be taken from the reverse side of the housing 2 Unscrew the cover and fix the housing with four screws max M6 in the marked holes 3 The housing have to be fixed on a grounded mounting place 4 Under the housing must be 5 cm place for the insertion of the cable 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 41 Housing variations Deutschmann Automation GmbH amp Co KG Attention All leads have to be shielded The fieldbus leadings have to go through the PG screwing without connecting the shield with the housing The shield of the fieldbus cable have to be put exclusive on the D sub plug Except for the DeviceNet gateway Here the shield is put on the PG screwing
21. template Stub EDS that is copied into the WINGATE directory during the installation of WINGATE 3 3 DeviceNet information General information In the DeviceNet network the Unigate RS DeviceNet operates as a Class 2 Slave The device supports Poll connections Change Of State messages and Bit Strobe of the predefined master Slave Connection Set The device does not support Explicit Unconnected Message Manager UCMM The device purely supports all combinations of Consumed Size and Produced Size between 1 and 255 bytes The sizes can be chosen as desired Message Types As group 2 slaves the device supports the following message types CAN Identifier Group 2 Message Type 10xxxxxx111 Duplicate MAC ID Check Message 10xxxxxx110 Unconnected Explicit Request Message 10xxxxxx101 Master I O Poll Command Request 10xxxxxx100 Master Explicit Request Message xxxxxx Node Address Class Services As Group 2 Slave the Unigate RS DeviceNet supports the following class services and instance services Service Code hex Group 2 Message Type OE Get Attribute Single 10 Set Attribute Single 4B Allocate predefined master slave Connection Set 4C Release predefined master slave Connection Set Object Classes The Unigate RS DeviceNet the following object classes Class hex Group 2 Message Type 01 Identity 03 DeviceNet 05 Connection 64 Consumed Data 65 Produced Data
22. the reverse direction to the field bus the gateway transfers the number of received Modbus data records in this byte i e this byte is incremented by the gateway after each data record If the Length byte is activated see chapter 6 6 the gateway transfers only the number of bytes specified there The number of received Modbus data items is saved in the direction of the field bus master The length always refers to bytes Address to Dat n inclusive in each case always without CRC checksum As the gateway determines the data length independently by means of the Modbus function the length byte is not required 9 4 2 2 Data structure optional optional 4 y 4 9 4 2 3 Communication sequence The gateway always acts as the slave with respect to the fieldbus and always acts as the master at the Modbus end Thus data exchange must always be started by the fieldbus master The gateway fetches this data which must be structured in accordance with Chapter Data structure from the fieldbus master determines the valid length of the Modbus data if the length byte is not activated adds the CRC checksum and sends this data record as a request on the Modbus The response of the selected slave is then sent to the fieldbus master by the gateway without CRC checksum If no response occurs within the stipulated Response time the gateway sig nals a TIMEOUT ERROR 9 4 3 UNIGATE as Modbus slave 9 4 3 1 Preparation Before
23. with the installation guidelines described in the User Manual when installing and oper ating the module 2 also follow the rules below on installation of the equipment and on working on switch cabinets 1 4 Installation of the unit Modules must be installed in electrical equipment rooms areas or in enclosed housings e g switch boxes made of metal or plastic Moreover you must earth the unit and the switch box metal box or at least the top hat rail plastic box onto which the module has been snapped 1 5 Working on switch cabinets In order to protect the modules against static electrical discharge the personnel must discharge themselves electrostatically before opening switch cabinets or switch boxes 8 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Information for the machine manufacturer 2 Information for the machine manufacturer 2 1 Introduction The UNIGATE does not constitute a machine as defined by the EU Machinery Directive Consequently the module does not have a Declaration of Conformity in relation to the EU Machinery Directive 2 2 EU Machinery Directive 89 392 EEC The EU Machinery Directive 89 392 EEC stipulates the requirements applicable to a machine The term machine is taken to mean a totality of connected parts or fixtures see also EN 292 1 Paragraph 3 1 The module is a part of the electrical equipment of the machine and must thus be included
24. 00 No condensation no corrosive atmosphere 14 External power supply 10 8 30 VDC 24 V 20 Standard power supply unit to DIN 19240 15 Current consumption at Typ 120 mA Max 150 mA At 10 8V typ 350 mA 24V DC max 150 mA 16 Reverse voltage protec Yes Yes But does not function tion 17 Short circuit protection Yes Yes 18 Overload protection Poly switch Poly switch Thermal fuse 19 Undervoltage detection lt 9V DC USP 20 Emergency power supply gt 5 ms Device fully operable Table Technical data of the module 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 47 Technical data Deutschmann Automation GmbH amp Co KG The table below lists all tests standards and regulations on the basis of which the module has been tested No Parameter Data GL certified design Explanations 1 Vibration test 5 Hz lt f lt 26 Hz amplitude 0 75 2Hz lt f lt 25Hz 1 6 mm IEC 68 2 6Fc mm 25 Hz lt f lt 100 Hz 4 g sinusoidal 26 Hz lt f lt 500 Hz acceleration 20 m s Frequency sweep 1 octave min 10 frequency sweeps each in x y Z 2 Shock test Shock waveform semi sinusoidal IEC 68 2 27 Ea Acceleration 15g 150 m s Shock duration 11 ms gt 3 shocks in direction in x y z 3 ESD 8 kV discharge in air 8 kV discharge in air EN 50082 2 4 kV contact discharge 4 kV contact discharge 4 Electromag 10 V m
25. 11 5 1 e Poll data length 1 Byte in both directions e Vendor ID 272 e Device Type 12 Communication adapter e Product Code See chapter 11 5 1 34 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Hardware ports switches and LEDs 11 2 2 RS232 RS485 RS422 e Start bit 1 e Data bits 8 e Stop bit 1 e Parity None e Baud rate 9600 Baud The supplied WINGATE software can be used to change this configuration Likewise it can be used to select customized protocols A description is given below 11 3 Connectors 11 3 1 Connector to the external device RS interface The connection cable to the external device must be plugged in at the connector accessible on the underside of the device Pin assignment 5 pin screw type plug connector not available for RS422 Pin No Name Function 1 10 8 30 V DC power supply Power supply 2 0 V power supply Power supply 3 RX RS485 RS485 B Receive signal 4 TX RS485 RS485 A Transmit signal 5 GND Reference for PIN 3 4 Pin assignment 9 pin Sub D plug Standard for the RS232 422 model optional for the RS232 485 model Pin No Name Function 1 Shield Rx Receive signal 2 RS485 Transmit receive signal RS422 Tx Transmit signal Tx Transmit signal 3 RS485 Transmit receive signal RS422 Tx Receive signal 4 5 GND Ground connec
26. 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 19 Mode of operation of the system Deutschmann Automation GmbH amp Co KG All data is transferred consistently by the gateway in both directions Structure of the data Trigger byte See The trigger byte only at UNIGATE RS chapter 6 5 on page 20 Length byte See The length byte only at UNIGATE RS chapter 6 6 on page 20 User data Trigger byte and length byte are contained only if configured accordingly 6 5 The trigger byte only at UNIGATE RS In case data is transferred cyclically via DeviceNet normally that is not the case the gateway must detect when the user wishes to send new data via the serial port For this reason the user can set control of transmission via a trigger byte In this mode the gateway always sends and only sends when the trigger byte is changed If Trigger Byte mode is activated the gateway increments the trigger byte each time a telegram has been received The first byte in the DeviceNet input output data buffer is used as the trigger byte if this mode is activated 6 6 The length byte only at UNIGATE RS The user can configure whether the transmit length is also to be stored as a byte in the input out put data area In transmit direction as many bytes as specified in this byte are sent On reception of atelegram the gateway enters the number of characters received 20 UNIGATE fieldbus gateway for DeviceNet V 4
27. 2 Receivers 32 1 32 5 Cable length Maximum 500 m 15m 1200 m Baud rate dependent 125kB gt 500m no lt 93 75 kBd gt 1200 m 250 kB gt 250 m 312 kBd gt 500 m 500 kB gt 100 m 625 kBd gt 250 m 6 Bus topology Line Point to point Line 7 Data rate Maximum 500 kBit s 120 kBit s 625 kBaud 2 4 k B 2 4 kBit s Standard values 125kB 4 8 k B 4 8 kBit s 250 kB 9 6 kBit s 9 6 kBit s 500 kB 19 2 kBit s 19 2 kBit s 38 4 kBit s 57 6 kB 57 6 kBit s 312 5 kB 625 kB 8 Transmitter Load 54 Q 3 7 KQ 540 Maximum voltage 7V 12V 25V 7V 12V Signal unloaded 5V 15V 5V Signal loaded 1 5V 5V 1 5V 9 Receiver Input resistance 120 3 70 120 Max input signal 7V 12V 15V 7V 12V Sensitivity 0 2V 3V 0 2V 10 Transmit range SPACE Voltage level 0 5 0 05 V 3 15V 0 2 0 2V Logic level 0 0 0 11 Transmit pause MARK Voltage level 1 5 3V 3 15V 1 5 5V Logic level 1 1 1 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 49 Technical data Deutschmann Automation GmbH amp Co KG 15 2 Housing data The table below lists the technical data of the different housing variations Aluminium housing High grade steel housing Polycarbonat housing supplied until January 2006 Material AISi12 DIN 1725 High grade steel 1 25 mm 1 4404 316L Polycarbonat thermoplasti cally splashed Protection type IP 66 EN 60529 IP 66 EN 60529
28. 2 REMOVAL ru d s a ra ae Ee A he en ee a 43 14 2 WINNG oe sa he eee ne Wd le dota he de he A A 43 14 2 1 Connection systems a 43 14 2 2 DeviceNet communication interface 44 14 2 2 1 Bus line with copper Cable 2 0000 2 eee ee ee 44 14 2 2 2 Powersupply ea Sect Sapa PE al ea a a 44 14 2 2 3 Shield connection 2 2 22 e gn nn 44 14 2 2 4 Equipotential bonding connection 2 2 2m nn nn rn 44 14 2 3 Line routing shield and measures to combat interference voltage 44 14 2 4 General information on line routing 22 2 nn nen 44 14 2 4 1 Shielding oflines 2 2 2 2 Cm n nn 45 15 Technical data ios a a re ri ee ae 47 15 1 Device data n nn 47 15 1 1 Interface data 2222 Common nn 49 19 2 IOUSING datas azo 3 ea a dg Ra rr ae ie 50 16 Commissioning guide nn nn 51 16 1 NOE Barren ES a a ale ue We a dere AEs 51 16 2 Components rare rn dy Re Gece eee 51 16 3 Installations so AS ae ee to A a Oh ea od 51 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 5 Deutschmann Automation GmbH amp Co KG 16 4 Dimensional drawing DIN rail mounting 51 16 5 COMMISSIONING e ocs s 3 258 2 a are ule Grd ee ab west 2 B28 are 51 16 6 Setting the DeviceNet address and Baudrate 51 16 7 DeviceNet connection 0 0002 eee eee 52 16 8 Connection to the process devi
29. 2 21 4 11 Deutschmann Automation GmbH amp Co KG Transparent mode only at UNIGATE RS 7 Transparent mode only at UNIGATE RS The data is transferred transparently with no timeout monitoring functions whatsoever The user presets the data on the master This data is then forwarded to the external device with no timeout monitoring functions whatsoever A response from the external device is also forwarded to the master with no changes Any security mechanisms must be encrypted by the user in the net data 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 Character Delay Time mode only at UNIGATE RS Deutschmann Automation GmbH amp Co KG 8 Character Delay Time mode only at UNIGATE RS The Character delay time mode is not a protocol but a special variant of the Universal 232 pro tocol see corresponding chapter 8 1 Receive direction Data received is entered in the transmit buffer until the character delay time expires after recep tion of the last character This time can be configured Transmit direction The data is transmitted transparently 22 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Implemented protocols in UNIGATE RS 9 Implemented protocols in UNIGATE RS 9 1 Universal 232 protocol 9 1 1 Data structure Data structure Universal 232 protocol tt i Perca E 9 1 2 Fieldbus parameters Trigger byte See The trigger b
30. 2 22 eee BG ee eee a RR we ene Gere 9 4 2 2 Data str cl re sed e a Ba SaaS eee oe Sad oe Sha ee ee oe 9 4 2 3 Communication sequence nn 9 4 3 UNIGATE as Modbus slave 20 000 eee ee es 9 4 321 Preparation u 22 here ae Re ae ae Ee ae Wa eb 94 32 gt Data Struct r en 2 ar 2 doe a Ku Don an ee A ee an 9 4 3 3 Communication sequence 2 na 2 nn 9 4 3 4 Statusreport 22 ka a h aaa a a een 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 Memory efficiency of the programs a aooaa o What can you do with a script device Independence of buses e Further settings at the gateway The use of the Protocol Developer Accuracies of the baud rates at UNIGATESC Script processing times 2 11 Hardware ports switches and LEDS 11 1 Drawing of the unit eee arte o ar e 11 1 1 Model UNIGATE RS SC 232 485 DeviceNet 11 1 2 Model UNIGATE RS SC 232 422 DeviceNet 11 2 Configuration of the UNIGATERS 04 4122 A DeviceNet Muero aria as rel Aen amp A bie aie ante ap 11 2 2 RS232 RS485 RS422 2 aaa a a a a 11 3 COMECON o is esi era A amas it ee a ee UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG 11 3 1 Connector to the external de
31. 3 5 Checksum At the universal 232 protocol the following checksums can be selected XOR bytewise sum XOR with negated result and bytewise sum with negated result 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 23 Implemented protocols in UNIGATE RS Deutschmann Automation GmbH amp Co KG The checksum is always generated on the basis of bytes Length232 ID and Data area if present The checksum is generated by the gateway at the transmit end independently On reception from the RS232 interface the gateway checks the checksum and then transfers the useful data without checksum to the fieldbus buffer if no checksum errors have been detected Otherwise a local error message issued 9 1 3 6 End character If this character is defined the gateway receives data from the RS232 interface up to this charac ter The Timeout criterion can be defined as a special case In this case the gateway continues to receive characters until a defined pause occurs In the special case Timeout the Length 232 byte has no significance At the transmit end the gateway inserts the end character if defined as the last character of a transmission Attention The configuration of an end character together with a check sum should be avoided as a check sum that exactly corresponds with the end char acter might be the result In such a case a misinterpretation and follow ing a checksum error is the result 9 1 4 Communication
32. Deutschmann Automation Cam Controls 1 Fieldbus Gateways Industrial Ethernet Products User manual Universal Fieldbus Gateway UNIGATE UNIGATE RS232 485 DeviceNet UNIGATE RS232 422 DeviceNet UNIGATE SC232 485 DeviceNet UNIGATE SC232 422 DeviceNet V2701E Deutschmann Automation GmbH 8 Co KG Carl Zeiss Str 8 D 65520 Bad Camberg Tel 49 0 6434 9433 0 Hotline 49 0 6434 9433 33 Fax 49 0 6434 9433 40 Internet http www deutschmann de Deutschmann Automation GmbH amp Co KG 1 Information on CE marking of the module 8 At EU Directive EMG c a a a de a ea eae ele Kok 8 1 2 Scope of application 44 re dd a a 8 1 3 Note installation guidelines 8 1 4 Installation of the unit oaoa aa o 8 1 5 Working on switch cabinets a 8 2 Information for the machine manufacturer 9 21d Introd cti n 4 iia ads O wets A ar in Aes 9 2 2 EU Machinery Directive 89 392 EEC 00 4 9 3 INIFOQUCHON i cde e a re ee 10 3 1 Theproductcode 2 2222 2 En o nn 10 32 EEN y td o aia Be er dd EN RE 11 3 3 DeviceNet M information 22 22 Emm nn 11 3 4 UNIGATE RS software flow chart 2 22 2 Co a 12 3 5 UNIGATE SC software flow chart 2 22 2 Co on 13 3 6 UNIGATE block diagram 2 2 20 Ow Be Od age 14 3 7 UNIGATE application diagram 02202004 14 4 Operation modes of the gateway
33. KG 11 1 2 Model UNIGATE RS SC 232 422 DeviceNet 125 kBd 250 kBd 500 kBd 125 kBd ES o os 3 Als c w of a DeviceNet Deutschmann Automation GmbH Termination Interface On Cal off 232 M 422 KEERE wae Error No Select ID 8421 11 2 Configuration of the UNIGATE RS The gateway is delivered by the manufacturer with the following configuration Transparent data transmission i e Layer 7 is transferred unchanged The configuration of the gateway can be changed by the customer That is what the software WINGATE that comes along with the gateway is meant for For the configuration the gateway has to be brought to the configuration mode For that reason the switches S4 and S5 have to be set to the position F each and the interface switch has to be set to 232 Consequently a connection to the PC has to be established and the gateway has to be started once more The program WINGATE automatically selects the interface parameters correctly For the operation of WINGATE please take a look at the WINGATE Online help 11 2 1 DeviceNet e Baud rate According to the setting DIP switch see chapter 11 5 1 e MAC ID According to the setting DIP switch see chapter
34. LED Bus State This LED operates as combined Module Network Status LED according to DeviceNet Specifi cation Lights green Gateway connected to master Blinks green No connection to DeviceNet master Blinks red Errors that can be removed e g Timeout Lights red Serious error e g double MAC ID Blinks red green Communication error 11 4 3 LED Power This LED is connected directly to the optionally also electrically isolated supply voltage of the RS485 RS232 end 11 4 4 LED State Lights green only RS Data exchange active via RS485 RS232 Flashes green only RS RS485 RS232 ok but no permanent data exchange Flashes green red only RS No data exchange since switching on Lights red General gateway error see LEDs Error No Flashes red only RS UNIGATE is in the configuration mode 11 4 5 LEDs Error No Select ID at the UNIGATE RS If these 4 LEDs flash and LED State simultaneously lights red the error number is displayed in binary notation conversion table see Annex in accordance with the table in Chapter Error han dling Otherwise the address with which communication is currently running via the RS485 interface is displayed also in binary notation 11 5 Switches The gateway features 6 switches with the following functions DIP switch MAC ID NA Node Address and Baud rate DR Data Rate Slide switch Termination Switchabl
35. MSB of the first byte the bytes 1 to 6 have to be evaluated When it comes to a change of bit 4 the bytes 7 and 8 have to be evaluated These bits can be used as toggle bits as in the first byte only the commands 41H 45H and 4FH are possible Thus the bits 4 and 7 are not used Examples 1 PLC will describe DB3 DW7 with 1234H Data to UNIGATE C1H 44H 03H 07H 12H 34H xxH xxH Toggle bit command 1 if it was 0 before The UNIGATE replies Data to the PLC 1xH xxH xxH xxH xxH xxH 00H 00H Toggle bit reply 1 if it was 0 before Examples 2 RS device gets the data word from DB2 DW9 from PLC it says 4711H there Data to the PLC C5H 44H 02H 09H xxH xxH Toggle bit command 1 if it was 0 before The PLC replies Data to the UNIGATE 1xH xxH xxH xxH xxH xxH 47H 11H Toggle bit reply 1 if it was O before 9 4 Modbus RTU 9 4 1 Notes gt For reasons of simplicity Modbus RTU is referred to as Modbus in the text below gt Modbus ASCII is currently not supported gt The terms input and output are always viewed from the gateway s point of view i e fieldbus input data is the data sent by the fieldbus master to the gateway 9 4 2 UNIGATE as Modbus master 9 4 2 1 Preparation Before data exchange is commenced the Baud rate and Parity parameters and if applicable the Trigger byte and the Length byte must be set The number of Start bits Stop bits and Data bits are permanently preset
36. STX If no positive acknowledgement arrives within the acknowledgement timeout time the job is repeated max 2 x If it has not been possible to complete the job positively after two repetitions the high priority device nevertheless attempts to establish contact with the low priority partner by transmitting STX cycle corresponds to tq tz character timeout time 200 ms If the 3964 R driver receives data it monitors arrival of the individual characters within period tz If no character is received within the timeout time the protocol terminates transfer No acknowledgement is sent to the coupling partner 9 2 3 4 Retries In the event of negative acknowledgement or timeout a telegram transmitted by the high priority user is repeated twice After this the gateway signals communication as disturbed but still attempts to re establish the connection 9 2 3 5 Initiation of data communication by the high priority user In the case of a negative acknowledgement or timeout a telegram transmitted by the external device is repeated twice before a fault is signalled 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 25 Implemented protocols in UNIGATE RS Deutschmann Automation GmbH amp Co KG 9 2 4 State of the 3964R communication The current state of the 3964R communication will be mapped in the fieldbus if the parameter 3964R is activated in WINGATE The states can be taken from the below table This parameter takes effe
37. TE IC for the respective product PBDPVO ProfibusDPVO PBDPV1 ProfibusDPV1 RS Serial RS232 485 422 54 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Annex 18 2 Hexadecimal table Hex Decimal Binary 0000 0001 0010 0011 0100 0101 0110 0111 oISNSI O J O PIOID O 1000 o 1001 ER o 1010 1011 4 N 1100 4 wo 1101 a4 gt 1110 n m o lo u gt co O N o oO as wo mM o e al Je Jel 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 55 Drilling templates Deutschmann Automation GmbH amp Co KG 19 Drilling templates X The following drawings are not true to scale 19 1 Aluminium housing 56 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Drillingtemplates 19 2 High grade steel housing 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 57 Drilling templates Deutschmann Automation GmbH amp Co KG 19 3 Polycarbonate housing Supplied until January 2006 58 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Declaration of conformity and certificates 20 Declaration of conformity and certificates 20 1 EG Certificate of conformance EG Conformity Certification
38. able shield must be con nected to the equipotential bonding strip e You must earth the shielded RS232C connection cable via the shield terminal on the module using a flexible wire with a cross section of at least 1 5 mm which is as short as possible e You must also earth the other end of the cable shield of the RS232C connection cable see also chapter 14 2 2 3 46 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Technical data 15 Technical data 15 1 Device data The technical data of the module is given in the table below No Parameter Data GL certified Explanations design 1 Location Switch cabinet On ships Top hat rail mounting 2 Enclosure IP24 IP66 IP 66 Protection against foreign bodies and water to IEC 529 DIN 40050 4 Service life 10 years 10 years 5 Housing size 90 x 127 x 55 mm 120 x 122x80 mm WxHxD 6 Installation position Any Any 7 Weight 0 3 kg 1 15 kg 8 Operating temperature 0 C 45 C without 0 C 55 C mandatory convection 0 C 65 C with mandatory convection 9 Storage transport 40 C 70 C 40 C 70 C temperature 10 Atmospheric pressure S during operation 795 hPa 1080 hPa during transport 660 hPa 1080 hPa 11 Installation altitude 2000 m Not applicable Unrestricted 4000 m Restricted Ambient temperature lt 40 C 12 Relative humidity Max 80 Max 1
39. ann Automation GmbH 8 Co KG 1997 2011 All rights reserved This document may not be passed on nor duplicated nor may its contents be used or disclosed unless expressly permitted Violations of this clause will necessarily lead to compensation in damages All rights reserved in particular rights of granting of patents or registration of utility model patents Art No V2701E 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 7 Information on CE marking of the module Deutschmann Automation GmbH amp Co KG 1 Information on CE marking of the module 1 1 EU Directive EMC The following applies to the module described in this User Manual Products which bear the CE mark comply with the requirements of EU Directive Electromagnetic Compatibility and the harmonized European Standards EN listed therein The EU Declarations of Conformity are available at the following location for perusal by the responsible authorities in accordance with the EU Directive Article 10 Deutschmann Automation GmbH amp Co KG Carl Zeiss StraBe 8 D 65520 Bad Camberg Ger many 1 2 Scope of application The modules are designed for use in the industrial sector and comply with the following requirements Scope of application Requirement applicable to Emitted interference Interference immunity Industry EN 55011 KI A EN 61000 6 2 1 3 Note installation guidelines The module complies with the requirements if you 1 comply
40. ay Adjustments at the gateway s configu ration are only possible in this mode The gateway will be starting in this mode in case both switches S4 as well as S5 are set on position F when switching on the gateway and also RS232 is to be selected as interface Right after switching on the gateway in the configuration mode it will be sending its starting message that looks analog with the following message RS DN c dA switch 0x0000 Prot 0x00 SN 20790120 In the configuration mode the gateway always operates with the settings 9600 Bauds no Parity 8 Databits and 1 Stopbit the RS State LED will always be flashing red green the Error No Select ID LEDs are of no account for the user All software revisions contain the configura tion mode Connection cable from the gateway to the PC The cable is supposed to look as follows Connection table 5pin screw plug connector PC Screw plug connector Name D Sub plug connector Name Pin 3 Rx Pin 3 Tx Pin 4 Tx Pin 2 Rx Pin 5 GND Pin 5 GND 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 15 Operation modes of the gateway Deutschmann Automation GmbH amp Co KG 4 2 The Debug cable for UNIGATE SC The Debug cable consists of the following components a 9 pole D sub socket with two exits where respectively two cables are connected one with a 3 pole Phoenix socket with mating con nector and one with a 9 pole D SUB plug Cable 1 RS product side 3 pol
41. by the machine manufacturer in the Declaration of Conformity process 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 9 Introduction Deutschmann Automation GmbH amp Co KG 3 Introduction The UNIGATE RS232 RS485 DeviceNet or the SC232 485 DeviceNet module serves to adapt a serial port to the DeviceNet according to DeviceNet Specification Release 2 0 In this applica tion it functions as a gateway and operates as the DeviceNet Group 2 Only Slave It can be operated by any standard compliant master Atthe UNIGATE RS232 485 various transmission protocols are supported at the serial port e Modbus RTU e The 3964R protocol popular in Siemens equipment e Monitoring on the basis of character delay time e Start End character e Constant data lengths Transparent mode e Customized protocols These protocol variants will probably support most applications The module RS or SC essentially consists of the following hardware components e Electrically isolated interface to the DeviceNet e CAN controller SJA 1000 e Microprocessor T 89C51RD2 e RAM and EPROM e Optionally electrically isolated RS interface e Serial port RS232 and RS485 to the device connected externally Please note This instruction manual is valid for UNIGATE RS standard gateway with implemented protocols and also for UNIGATE SC gateway capable for scripts The information given in this instruction manual is about the UNIGATE RS and the UNIGATE
42. cates Deutschmann Automation GmbH amp Co KG 62 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Declaration of conformity and certificates 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 63
43. ce 2 02 0000 52 16 9 Connecting the supply voltage 22 2 2 2 En nn 52 16 1 0 Shield connection u Weise oni ar RE Da 52 17 Servicing u 000 a Wa a we eae a 53 17 1 Returning a device a 2 2m mn nn 53 17 2 Downloading PC software and GSD files etc 53 18 ANNEX 2 0 o ne Bee at AO rei 54 18 1 Explanations of the abbreviations ooa a ooa a a 54 18 2 Hexadecimal table oa ooa Emm 55 19 Drilling templates ee ee eh a Pe a 56 19 1 Aluminium housing 405 we ee Dr le ae ee es 56 19 2 High grade steel housing 0505255 57 19 3 Polycarbonate housing i 845 wc 208 u san ew Bw a 58 20 Declaration of conformity and certificates 59 20 1 EG Certificate of conformance 2225004 59 20 2 Certificate Germanischer Lloyd 60 6 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Disclaimer of liability We have checked the contents of the document for conformity with the hardware and software described Nevertheless we are unable to preclude the possibility of deviations so that we are unable to assume warranty for full compliance The information given in the publication is however reviewed regularly Necessary amendments are incorporated in the following editions We would be pleased to receive any improvement proposals which you may have Copyright1 Copyright C Deutschm
44. cript only for UNIGATE SC 10 6 The use of the Protocol Developer The Protocol Developer is a tool for an easy generation of a script for our script gateways Its operation is exactly aimed at this use After starting the program the script that was loaded the last time is loaded again provided that it is not the first start Typical for Windows script commands can be added by means of the mouse or the keyboard As far as defined and required for the corresponding command the dialog to the corresponding command is displayed and after entering the values the right text is automatically added to the script The insertion of new commands by the Protocol Developer is carried out in a way that existing commands will not be overwritten Generally a new command is inserted in front of the one where the cursor is positioned Of course the commands can also be written by means of the keyboard or already written commands can also be modified 10 7 Accuracies of the baud rates at UNIGATE SC The baud rate of the serial interface is derived from the processor s crystal frequency Meanwhile all Script gateways except for the MPI Gateways 20 MHz are working with a crys tal frequency of 40 MHz You can enter any desired integer baud rate into the script After that the firmware adjusts the baud rate that can be derived the most precisely from the crystal frequency The baud rate the gateway is actually working with Baudlst can be determined as fo
45. crop up please contact us directly Please note down the following information before calling e Device designation e Serial number S N e Article number e Error number and error description You can reach us during hotline hours which are as follows Monday to Thursday from 8 am to midday and from 1 pm to 4 pm Friday from 8 am to midday Deutschmann Automation GmbH amp Co KG Carl Zeiss Stra e 8 D 65520 Bad Camberg Germany Central office and sales department 49 0 6434 9433 0 Technical hotline 49 0 6434 9433 33 Fax sales department 49 0 6434 9433 40 Fax technical hotline 49 0 6434 9433 44 E mail technical hotline hotline deutschmann de 17 1 Returning a device If you return a device we require as comprehensive a fault error description as possible We require the following information in particular e What error number was displayed e What is the supply voltage 0 5 V with gateway connected e What were you last doing or what last happened on the device programming error on power up The more precise information a fault error description you provide the more exactly we will be able to pinpoint the possible causes 17 2 Downloading PC software and GSD files etc You can download the current version of WINGATE free of charge from our Internet server http www deutschmann de 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 53 Annex Deutschmann Automation GmbH amp Co KG
46. ct from software revision 3 41 on and can be adjusted by means of the WINGATE soft ware This information is only presented in the bus data from the gateway to the Master however it applies to the communication via 3964R in both directions Name Value Description 3964R_NO_ACTION 0 If this value is presented no 3964R communication is active 3964R_WAIT_AFTER_STX 1 After the transmission of the STX character the sender waits until the receiver has sent its confirmation 3964R_WAIT_QUITTUNG 2 The receipt character is waited for 3964R_WAIT_DATA 5 The gateway waits as reveiver for the useful data 3964R_WAIT_ZVZ 9 An execution time is waited for 9 3 The RK512 protocol The RK512 protocol is based on the Siemens protocol 3964R which represents the layer 2 and RK512 describes the transport layer that is put on it For the exact sequence 3964R please take a look at the preceding chapter The complete RK512 protocol where consecutive telegrams are used for the transmission of any data lengths can not be supported by the gateway as consequently the handshake to the fieldbus master is getting more complex as when the gateway processes only 3964R and the higher protocol 4 byte receipt and if necessary reply data are handled directly by the field bus master But UNIGATE supports a simple kind of the RK512 protocols whereas the data exchange is restricted to one word fixed though UNIGATE reduces lar
47. cter delay time start stop character constant data length transparent mode customer specific protocols Supported fieldbus communication potential free CANopen V 2 0 with CAN controller SJA 1000 CO V3028 DeviceNet V 2 0 with CAN controller SJA 1000 DN V3029 INTERBUS V 2 0 with SuPI 3 IB V3030 Profibus DP V 2 0 with ASIC SPC3 PB V3031 Degree of protection IP24 top hat rail version IP66 casing version Test Standard Regulations for the Performance of Type Tests 1997 Regulations for the Use of Computer and Computer Systems 1994 Documents Test report EMC Test Haus Dr Schreiber 17 1891 190 1911 257 258 T V Rheinland E2111072 E 02 968 U 123 2001 Design manual hardware and Software Software Questionnaire according to requirement class 3 dated 2001 09 17 System documents according to submitted files None Remarks Valid until 2006 12 26 Page Hoff Type Approval Symbol GD 6 File No 18 06 M N MAIN iQ Halley Hamburg 2001 12 27 Germanischer Lloyd Wittburg Hu Tha cert icale d issued on the basis of Regutatons tor the Pertormance of Type Tests Part 0 Procedure 60 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Declaration of conformity and certificates 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 61 Declaration of conformity and certifi
48. d Rate 4 With the Script command Get DetailErrorCode w_Error the above value can be read out and with it it can be exactly determined what error was the actuator 40 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Housing variations 13 Housing variations Optional Deutschmann Automation GmbH amp Co KG supplies gateways with housing variations that fulfill the protection type IP 65 66 Housings are designed to protect installations against dangers from the outside These dangers can be of diverse nature and they are very important for the selection criteria of a specific hous ing variation It should be decisive for the decision which dangers are to be considered at the place of action and which conditions the environment stipulate Now Deutschmann Automation offers two different housing variations e Aluminium housings e High grade steel housings e Polycarbonate housings only supplied until January 2006 Aluminium housings are robust terminal housings for distributions and connections of machines and plants high grade steel housings are particularly used in aggressive environments and in the hygiene field Housing data see chapter 15 2 13 1 Main operational fields for housings Main operational fields of aluminium housings with protection type IP 66 e Machines control and plant manufacturing e Aggressive and rough environmental conditions e g sea water field
49. e e Connect the top hat rail to the equipotential bonding rail with as low an impedance as possible Use a flexible earthing wire with a cross section of at least 10 mm for this 14 2 3 Line routing shield and measures to combat interference voltage This Chapter deals with line routing in the case of bus signal and power supply lines with the aim of ensuring an EMC compliant design of your system 14 2 4 General information on line routing Inside and outside of cabinets In order to achieve EMC compliant routing of the lines it is advisable to split the lines into the fol lowing line groups and to lay these groups separately 44 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Installation guidelines gt Group A e shielded bus and data lines e g for DeviceNet RS232C and printers etc shielded analogue lines e unshielded lines for DC voltages gt 60 V e unshielded lines for AC voltage gt 25 V coaxial lines for monitors e unshielded lines for DC voltages gt 60 V and gt 400 V e unshielded lines for AC voltage gt 24 V and gt 400 V e unshielded lines for DC voltages gt 400 V Group B gt Group C The table below allows you to read off the conditions for laying the line groups on the basis of the combination of the individual groups Group A Group B Group C Group A 1 2 3 Group B 2 1 3 Group C 3 3 1 Table 2 Line
50. e DeviceNet terminating resistor Rotary coding switch S4 RS485 ID High Byte Rotary coding switch S5 RS485 ID Low Byte Slide switch Interface Selector switch for RS485 or RS232 interface Slide switch Termination Switchable RS485 terminating resistor 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 37 Hardware ports switches and LEDs Deutschmann Automation GmbH amp Co KG 11 5 1 DIP switch Attention The labelling of the DIP switch is not relevant but only the labelling of the lid With this DIP switch the MAC ID and the baud rate are set according to the picture in chapter 11 1 1 Setting baud rate Switch position Up to software rev 3 0 Software rev 3 0 76 DR delivery up to appr end of 2001 and higher 00 Not used 125 kBd 01 500 kBd 250 kBd 10 250 kBd 500 kBd 11 125 kBd 125 kBd 11 5 2 Slide switch Termination DeviceNet If the gateway is operated as the first or last physical device in the DeviceNet there must be a bus termination at this gateway In order to do this either a bus terminating resistor must be acti vated in the connector or the resistor 120 Q integrated in the gateway must be activated In order to do this slide the slide switch to position ON In all other cases the slide switch must remain in position OFF Please refer to the general fieldbus literature for further information on the subject of bus termination 11 5 3 Rotary coding s
51. e note that the devices of the series UNIGATE cannot be operated with AC voltage 11 3 5 Shield terminal lead The shield signal for the electronic circuitry is connected to the top hat rail via the connector pro vided The shield signal for the DeviceNet cable shield is not electrically connected to the shield signal of the electronic circuitry for reasons relating to interference immunity 11 4 LEDs The gateway features 8 LEDs with the following significance LED Bus Power green DeviceNet supply voltage LED Bus State red green Interface status DeviceNet LED Power green RS485 RS232 supply voltage LED State red green Interface status RS485 RS232 LED Error No Select ID yellow Binary display of the connection error number In the configuration mode these displays are not valid and only meant for internal use 36 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Hardware ports switches and LEDs The gateway UNIGATE SC has also 8 LEDs available with the following significance LED Bus Power green DeviceNet supply voltage LED Bus State red green Interface state DeviceNet LED Power green Supply voltage RS485 RS232 LED State red green User defined LED Error No Select ID yellow User defined 11 41 LED Bus Power This LED is connected directly to the electrically isolated supply voltage of the DeviceNet end 11 4 2
52. e screw plug connector Pin number Color Meaning 1 white Rx data 2 green Tx data 3 brown Gnd D sub gateway RS side 1 RS interface Pin number Color Meaning 2 white Rx data 3 green Tx data 5 brown Gnd Cable 2 PC Com x 9 pole D sub Pin number Color Meaning 2 white Tx diagnosis 3 green Rx diagnosis 5 brown Gnd 9 pole D sub gateway RS side 2 RS interface Pin number Color Meaning 4 white Tx diagnosis 9 green Rx diagnosis 5 brown Gnd View of the connector 3 pole 9 pol D SUB PC Com x screw plug connector gateway 9 pole includes 1 2 interface E UNIGATE SC customer s device 4 3 Test mode Setting of the test mode The test mode is set by bringing the switches S4 and S5 in position E Beyond it the interface switch has to be set on 232 All other switches will not be taken into consideration for the set ting of the test mode Now the gateway has to be restarted with these settings by a short discon nection from the power supply The test mode is contained from software revision V2 2 on The test mode may be helpful to inte grate the gateway in the relevant environment for instance to see permanent changing data of the fieldbus in the SPS or also in order to test the parameters of the RS interface 16 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp
53. ger data lengths to one word on the part of the RS side For this the end user does not have to care about the problems of quasi full duplex operation since he receives a fixed reply to any command And apart from that the complete data exchange takes place through 8 Byte I O which can be handled by any PLC very easily and quickly In detail the data exchange takes place as follows Data structure identical for both directions Byte 1 2 3 4 5 6 7 8 Cmd Typ DB DW DatH DatL ReplyH ReplyL RK512 Byte 3 4 5 6 11 12 gt CXXaxxxx x possible commands 41H Send DB 45H Fetch 4FH Send DX Toggle bit reply after switch on 0 Toggle bit command after switch on 0 Attention The gateway is always using Even Parity as stipulated in the specifica tion 26 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Implemented protocols in UNIGATE RS 9 3 1 Operating sequence of the data transmission The first 6 bytes of the above described data always contain an RK512 command that is initiated by the sender The last two bytes either contain 2 byte data as a reply to a FETCH commana or 2 byte receipt as a reply to aSEND command In order to signal to the receiver of the 8 byte data block which data command or reply are valid the toggle flags see above are used That means in case bit 7 is changed
54. ling at the UNIGATE RS If the gateway detects an error the error is signalled by the State LED lighting red and simulta neously the error number being indicated by means of LEDs Error No as shown in the table below In addition this error number is transmitted as an Emergency telegram via DeviceNet A distinction can be made between two error categories Serious errors 1 5 In this case the gateway must be switched off and switched back on again If the error occurs again the gateway must be exchanged and returned for repair Warnings 6 15 These warnings are displayed for one minute simply for information purposes and are then automatically reset If such warnings occur frequently please inform After Sales Service In the configuration mode these displays are not valid and only meant for internal use LED8 LED4 LED2 LED1 Error no Error description resp ID 0 0 0 0 0 Reserved 0 0 0 1 1 Initialisation error of the RS485 RS232 interface 0 0 1 0 2 EEROM error 0 0 1 1 3 Stack error 0 1 0 0 4 Hardware fault of the fieldbus ASIC 0 1 0 1 5 Configuration error of the gateways unknown protocol 0 1 1 0 6 Reserved 0 1 1 1 7 RS485 RS232 transmit buffer overflow 1 0 0 0 8 RS485 RS232 receive buffer overflow 1 0 0 1 9 Timeout on reception RS485 RS232 interface 1 0 1 0 10 Transmit error of the RS485 RS232 interface 1 0 1 1 11 Parity or frame check error 1 1 0 0
55. llows Baudist F32 K F32 Crystal frequency Hz 32 K Round F32 BaudSoll Round is a commercial roundoff Example The actual baud rate is to be calculated when 9600 baud are pre set where the gateway is operated with 40 MHz F32 40000000 32 1250000 K Round 1250000 9600 Round 130 208 130 Baudlst 1250000 130 9615 38 e The baud rate actually adjusted by the gateway is 9615 38 baud The resulting error in per cent can be calculated as follows Error abs Baudlst BaudSoll BaudSoll 100 In our example the following error results Error abs 9615 38 9600 9600 100 0 16 In practise errors below 2 can be tolerated In the following please find a listing of baud rates at a 40 MHz crystal frequency with the corre sponding errors 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 31 Generating a script only for UNIGATE SC Deutschmann Automation GmbH amp Co KG 4800 baud 0 16 9600 baud 0 16 19200 baud 0 16 38400 baud 1 35 57600 baud 1 35 62500 baud 0 115200 baud 1 35 312500 baud 0 625000 baud 0 10 8 Script processing times The Script is translated by the Protocol Developer and the consequently generated code is loaded into the Gateway Now the processor in the Gateway interprets this code In this case there are commands that can be processed very fast e g Set Parameter There are also commands however that take longer e g
56. low A parameterization of the data is possible via WINGATE 6 3 1 Polling In the event of Polling the DeviceNet master sends a telegram according to the configured length to the gateway The gateway sends out these data via the RS interface according to the selected protocol As an answer the DeviceNet master receives the latest data received by the RS inter face The information that new data arrived at the RS interface is transmitted to the DeviceNet master via the mode of operation Change of state see below The maximum amount of input and output data to be configured via WINGATE amounts to 255 Byte 6 3 2 Bit Strobe In the event of Bit Strobe access the command Bit Strobe without any further data is sent from the master In reply he receives 2 Byte from the gateway as an answer which have the same meaning as described in chapter Change of state 6 3 3 Change of state In the event of this method the gateway sends 2 Byte to the DeviceNet master independently in fact every time new data arrive at the RS interface In that case the length of the received data is deposited in the 1 Byte the 2 Byte contains the number of data blocks which were received at the RS interface For that reason the 2 Byte functions as ring counter from 0 to 255 6 4 Data exchange RS232 RS485 Data exchange via the RS interface can be programmed as follows e Cyclic e Only if input data changes e Only if trigger byte changes 21 4
57. nnecessarily extend the data length at the Fieldbus side Especially at acyclical bus data if possible do only send them when changes were made The data length at buses that are configured to a fixed length e g Profibus should not be longer than absolutely necessary If the processing time should be too large in spite of these measures there is the possibility to generate a customized Script command that executes several tasks in one Script command Please contact our support department for this purpose 32 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Hardware ports switches and LEDs 11 Hardware ports switches and LEDs 11 1 Drawing of the unit 11 1 1 Model UNIGATE RS SC 232 485 DeviceNet 125 kBd 250 kBd On CH Off Termination 500 kBd 125 kBd S O UNIGATE gt BusPower Y MNS Y DeviceNet Deutschmann Automation GmbH Termination Interface 232 Cel 485 State wo N 24V Pwr Error No Select ID 8421 Power 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 33 Hardware ports switches and LEDs Deutschmann Automation GmbH amp Co
58. nnection power supply RS e Push lock terminals connection terminals for earthing e 9 pin SUB D plug connectors RS232 connection a In the case of standard screw type terminals one lead can be clamped per connection point It is best to then use a screwdriver with a blade width of 3 5 mm to firmly tighten the screw Permitted cross sections of the line e Flexible line with wire end ferrule 1x 0 25 1 5 mm e Solid conductor 1x 0 25 1 5 mm e Tightening torque 0 5 0 8 Nm b The plug in connection terminal strip is a combination of standard screw type terminal and plug connector The plug connection section is coded and can thus not be plugged on the wrong way round c The 9 pin SUB D plug connectors are secured with two screws with 4 40 UNC thread It is best to use a screwdriver with a blade width of 3 5 mm to screw the screw tight Tightening torque 0 2 0 4 Nm 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 43 Installation guidelines Deutschmann Automation GmbH amp Co KG 14 2 2 DeviceNet communication interface 14 2 2 1 Bus line with copper cable This interface is located on the module in the form of a 5 pin screw plug connector on the upper surface of the housing e Plug the DeviceNet connector onto the socket labelled DeviceNet e If the module is located at the start or end of the DeviceNet line you must connect the bus ter minating resistor integrated in the gateway In order to
59. o be operated on an Interbus without changes since the functioning of these buses is very similar In order to also process this script on an Ethernet gateway perhaps further adjustments have to be made in the script so that the script can be executed reasonably There are no fixed rules how which scripts have to operate properly When writing a script you should take into account on which target hardware the script is to be executed so the necessary settings for the respective buses can be made 10 5 Further settings at the gateway Most devices require no further adjustments except for those made in the script itself However there are also exceptions to it These settings are made by means of the software WINGATE If you know our UNIGATE series you are already familiar with the proceeding with it An example is the adjustment of the IP address and the net mask of an Ethernet gateway These values have to be known as fixed values and are not available for the runtime Another reason for the configuration of the values in WINGATE is the following After an update of the script these val ues remain untouched i e the settings that were made once are still available after a change of the script Only this way it is also possible that the same script operates on different Ethernet gateways that feature different IP addresses 30 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Generating a s
60. ocol with those parameters preset through WINGATE 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 17 RS interface Deutschmann Automation GmbH amp Co KG 5 RS interface 5 1 Framing Check only for UNIGATE RS The length of the stop bit received by the gateway is checked through the function Framing Check from the software V 2 2 on Here the stop bit generated by the gateway is always long enough so that connected participants can evaluate the stop bit Please be aware that the function Framing Check becomes effective only in case of 8 data bit and the setting No parity An error is detected and indicated by the Error LEDs in case the stop bit does not show the length 1 bit during the activated check The possible settings for this parameter are enabled and disabled The presetting for the Stop Bit Framing Check is enabled 5 2 RS interface at the UNIGATE SC On principle the hardware cannot be distinguished from the standard gateway In addition to the regular hardware a special hardware version is available which however is only required for the generation of a script Due to technical reasons this advanced hardware is not available for all buses a development can be made on another than the target hardware thougn Compared to the standard gateway this development gateway is equipped with an extra inter face RS232 which however is only available to the outside at the version with 9 pole D SUB This
61. onal ns 24 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Implemented protocols in UNIGATE RS 9 2 2 Protocol definitions The telegram format is as follows STX Data DLE ETX BCC e The received net data is forwarded transparently in both directions unchanged Attention The DLE doubling is excluded from it that means one DLE 10H on the bus side is sent on the RS side twice A double DLE on the RS side is only sent once to the bus master e Data blocking is not scheduled e The net data length is restricted to 236 bytes per telegram e Communication always runs between high priority and low priority communication partners Attention The gateway is always using Even Parity as stipulated in the specifica tion 9 2 3 Data communication 9 2 3 1 Initiation of data communication by the low priority user If the low priority user also receives an STX in response to a transmitted STX it interrupts its transmit request reverts to Receive mode and acknowledges the received STX with DLE A DLE in the data string is duplicated and included in the checksum The BCC is computed from XORing all characters 9 2 3 2 Conflicts 9 2 3 3 Timeout times The timeout times are preset by the definition of the 3964R protocol and cannot be overwritten tq acknowledgement timeout time 2 s The acknowledgement timeout time is started after transmission of control character
62. picture above With it the gateway optionally com pletes as an introduction a Trigger byte and a Length byte The fieldbus master detects when it has to analyses a record via the Trigger byte which is incre mented by the gateway at every inquiry The number of the following Modbus data is to be found in the length byte Now the fieldbus master has to analyses the Modbus inquiry and it has to send back the answer in the same format optionally with the leading Trigger byte and Length byte via the fieldbus to the gateway The gateway then takes this answer and completes the Modbus address and the CRC and sends the data to the Modbus master via the RS interface With it the data exchange is com pleted and the gateway waits for a new inquiry from the Modbus master 9 4 3 4 Status report If no response occurs within the stipulated Response time from the fieldbus master the gate way a Timeout Error The last Modbus ID that was transferred to the RS interface is indicated by the yellow LEDs 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 29 Generating a script only for UNIGATE SC Deutschmann Automation GmbH amp Co KG 10 Generating a script only for UNIGATE SC 10 1 What is a script A script is a sequence of commands that are executed in that exact order Because of the fact that also mechanisms are given that control the program flow in the script it is also possible to assemble more complex processes from these
63. sequence The useful data data area arriving via the fieldbus is copied in accordance with chapter 9 1 1 transparently into the RS232 data field and transferred via the RS interface whereby the protocol is supplemented in accordance with the configuration start character end character NO acknowledgement is issued If the Trigger byte see chapter 6 5 is active data is sent only on a change of this byte If the Length byte see chapter 6 6 is active only as many of the following bytes as specified there are transferred Receive data at the RS interface is evaluated in accordance with the configured protocol and the data field data area see chapter 9 1 1 is sent to the fieldbus master If more characters have been received than the fieldbus block length the trailing bytes are truncated and an Rx Overrun is indicated If less have been received padding with O occurs If the Length byte is active the number of received useful data items is entered there If the Trigger byte is active this is incre mented by one after each complete reception operation at the RS interface 9 2 The 3964 R protocol The 3964 protocol is used to transfer data between two serial devices One partner must be a high priority partner and the other must be a low priority partner in order to resolve initialisation conflicts 9 2 1 Data structure 3964R Triggerbyte FB Lengthbyte 3964R Statusbyte Data Fieldbus optional optional opti
64. simple commands The script is memory oriented It means that all variables always refer to one memory area While developing a script you do not have to take care of the memory management though The Protocol Developer takes on this responsibility for you 10 2 Memory efficiency of the programs A script command can carry out e g a complex checksum like a CRC 16 calculation via data For the coding of this command only 9 byte are required as memory space for the command itself This is only possible when these complex commands are contained in a library A further advantage of this library is that the underlying functions have been in practical use for a couple of years and therefore can be described as void of errors As these commands are also present in the native code for the controller at this point also the runtime performance of the script is favorable 10 3 What can you do with a script device Our script devices are in the position to process a lot of commands In this case a command is always a small firmly outlined task All commands can be put into classes or groups A group of commands deals with the communication in general This group s commands enable the gate way to send and receive data on the serial side as well as on the bus side 10 4 Independence of buses Basically the scripts do not depend on the bus they are supposed to operate on It means that a script which was developed on a Profibus gateway can als
65. tion reference for PIN 2 3 6 7 6 RS422 Rx Receive signal 7 RS422 Rx Receive signal 8 9 Attention The assignment of the 9 pin Sub D plug may differ from the above pin assignment and also a customized configuration is possible Attention In case the RS interface is NOT potentially divided GND and supply OV are connected internally 21 4 11 UNIGATE fieldbus gateway for DeviceNet V 4 2 35 Hardware ports switches and LEDs Deutschmann Automation GmbH amp Co KG Attention In case RS422 is selected then the termination switch has to be set to ON in order to avoid communication errors Pin assignment 2 pin screw type plug connector only in conjunction with 9 pin D Sub Pin No Name Function 1 10 8 30 V DC 10 8 30 V supply voltage 2 0V DC 0 V supply voltage 11 3 2 DeviceNet connector The connector labelled DeviceNet for connection to DeviceNet is located on the upper side of the device Pin No Name Function 1 V OV 2 CAN L Dominant Low 3 Shield Cable screen 4 CAN H Dominant High 5 V4 24V Power 11 3 3 Debug plug Please compare to chapter 4 2 11 3 4 Power supply The device must be powered with 10 8 30 V On the version with 5 pin screw type plug connector the power supply is routed via this connec tor on the version with 9 pin D Sub connector the power supply is routed via the separate 2 pin screw type plug connector Pleas
66. vice RS interface 35 11 3 2 DeviceNet connector 2 22 nn nn 36 11 3 3 Debug plug 14 a ace a wer Kar a Sana en Kin 36 11 34 Powar SUPPI 2 ne aa bal a rn ede aa at 36 11 3 5 Shield terminal lead 22 2 oo nun nn 36 WANA LEDS ct 2 te A a ek a ds 36 11 4 1 LED Bus Power a A a a i E a a A A E 37 TAZ LED Bus State oa rar ea ah Bh a ee Ren 37 P2423 LED POWER A LAS Bao AS 37 tiae CED State a dia ee Paare ahnen 37 11 4 5 LEDs Error No Select ID at the UNIGATERS 37 11 8 SIIC Six a a A e A ee La a 37 TESA DIPA WIth 22 2 2 gh ee wg 2 war aa a Ara doe 2 ded es ao 38 11 5 2 Slide switch Termination DeviceNet 0 38 11 5 3 Rotary coding switches S4 S5 RS485 ID 38 11 5 4 Slide switch RS485 RS232 interface nn nn 38 11 5 5 Slide switch RS485 RS422 termination 2 2 22 o 38 12 Error handling 4 2 5 de es u Be a it Bd 39 12 1 Error handling atthe UNIGATERS 39 12 2 Error handling atthe UNIGATESC 2 2 nn nn 40 13 Housing variations ita 1m ae ae a ha 41 13 1 Main operational fields for housings ooa a 41 13 2 Mounting instruction gt 4 ee So See ee sen Ea Es 41 14 Installation guidelines lt lt 43 14 1 Installation of the module 43 TAT MOUNTING a 2 A de Me re a a ee 43 141
67. witches S4 S5 RS485 ID These two switches are used to set the RS485 ID of the gateway in hexadecimal notation pro vided an ID is required for the bus Please refer to the Annex for a conversion table from decimal to hexadecimal This value is read in only once when the gateway is activated 11 5 4 Slide switch RS485 RS232 interface This slide switch is used to select whether an RS485 interface or an RS232 interface is con nected at the connector to the external device 11 5 5 Slide switch RS485 RS422 termination If the gateway is operated as the first or last physical device in the RS485 bus there must be a bus termination at this gateway In order to do this either a bus terminating resistor in the con nector or the resistor 150 Q integrated in the gateway must be activated In order to do this slide the slide switch to position ON In all other cases the slide switch must remain in position OFF Please refer to the general RS485 literature for further information on the subject of bus ter minations If the integrated resistor is used please allow for the fact that this also activates a pull down resistor 390 Q to ground and a pull up resistor 390 Q to VCC At the RS422 interface the transmission line is terminated The receive line is always firmly terminated 38 UNIGATE fieldbus gateway for DeviceNet V 4 2 21 4 11 Deutschmann Automation GmbH amp Co KG Errorhandling 12 Error handling 12 1 Error hand
68. yte only at UNIGATE RS chapter 6 5 on page 20 Length byte See The length byte only at UNIGATE RS chapter 6 6 on page 20 9 1 3 RS232 parameter table 9 1 3 1 Start character If this character is defined the gateway evaluates only the data at the RS232 interface following this start character Each transmission from the gateway via the RS232 interface is initiated with the start character in this case 9 1 3 2 Length 232 If this byte is activated the gateway at the receive end awaits as many bytes of useful data without checksum as specified in this byte by the RS232 transmitter At the transmission end the gateway then sets this byte to the number of useful data items transmitted by it without checksum If byte Length232 is not defined the gateway on reception at the RS232 interface waits for the end criterion if this is defined If no end criterion is defined either as many charac ters as can be transferred in the fieldbus transmit buffer are read in via the RS232 interface As a special case for this parameter also a length byte with additional Timeout monitoring can be set in WINGATE In that case the received characters will be discarded at a Timeout Attention If Timeout is selected as end character then this byte has no significance 9 1 3 3 ID This byte is present only for reasons of compatibility It is never activated 9 1 3 4 Data area The useful data is transferred in this field 9 1

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