Profibus protocol description SC-PB-E
Contents
1. suction mode 1 on Bit4 evacuating mode 1 on Bit 5 24 setpoint 1 on Bit6 autotuning 1 Bit 7 Actual process temperature 1 via PROFIBUS 0 process value selection acc to bit 2 Select Parameter external sensor with the help of the control word Byte 3 Sensor internally Act Process value Parameter externally via Profibus external sensor Bit 2 Bit 7 SO Ff Controlling int sensor am 1 Sensor Profibus Act process temp value Byte 4 and 5 will be used for temp controlling 1 1 Sensor Profibus Act process temp value Byte 4 and 5 will be used for temp controlling Manual SC PB EN Version 04 13 Elotech GmbH Seite 19 22 If Sensor Profibus is selected as the actual process temperature value it will be switched over to Internal process value automatically if 1 The act process value is lower or higher than the selected range 30 C 400 C 2 The Profibus connection is disturbed 3 The Remote operation is not active Type SC Professional The selection of an external sensor is not possible via external contact S1 if the parameter External Sensor is set to Sensor Profibus 2 4 Output Act Temperature Process Value The following act temperature process values can be send to PROFIBUS and to the analogue output Terminals 40 42 Go to menu setup Device functions The selection takes place with parameter Temp output PB2. Select Actual controller sensor The actual controller process value either int or ext sensor will be send to the analogue output and the PROFIBUS External Sensor The value of the external sensor will be send to the analogue output and to the PROFIBUS If the external sensor has a sensor breakage the value of the internal sensor will be send to the output automatically Internal Sensor The value of the internal sensor will be send to the analogue output and to the PROFIBUS Transmission of the Process Data SC extended Slave to Master Bye Bye2 Byte 3 _ Bytes Process Process temperature temperature Back flow Back flow High Byte Low Byte 6 ____ 7 Byte 8 Byte9 Byte 10 Byte 11 flow flow Pressure Pressure Power Power High Byte Low Byte High Byte Low Byte High Byte Low Byte Byte 12 Byte 13 Byte 14 Byte 15 Byte 16 Byte 17 Film Film Controller Status temperature temperature output read High Byte Low Byte In reserve not used Manual SC PB EN Version 04 13 Elotech GmbH Seite 20 22 2 5 Process Reflection Extended and Configuration Channel Software Version 34 08 and higher profile controller from SW Version 04 13 Process reflection and Configuration Channel can be transmitted simultaneously The bytes of the configuration channel will be added to the process reflection Master to Slave Setpoint Setpoin
3. 00 because the writing process was ok If there are transmission or other errors the slave answers with the corresponding error code Manual SC PB EN Version 04 13 Elotech GmbH Seite 17 22 2 3 Process Reflection Standard and Configuration Channel It is possible to transmit process reflection and configuration channel simultaneously In this case the bytes of the configuration channel have to be fit together with the process reflection Master to slave Control word Setpoint High Byte Setpoint Low Byte Byte 10___ Bye 1 Current number Parameter Parameter value value PWH PWL High Byte Low Byte Instruction Parameter code code BC PC Dec point PWK Slave to master Process temperature Back flow Low Byte Process temperature Back flow High Byte Process temperature Pre flow Low Byte Process temperature Pre flow High Byte Byte 6 ____ 7 Byte 8 Byte9 Byte 10 Byte 11 flow flow High Byte Low Byte Power Low Byte Power High Byte Pressure Low Byte Pressure High Byte Byte 12 Byte 13 Byte 14 Byte 15 Byte 16 Byte 17 Alarms 1 Status read Byte 18 Byte 19 Byte 20 Byte 21 Byte 22 Byte 23 Byte 24 Byte 25 Current Controller output Film temperature Low Byte Film temperature High Byte Instruction Parameter Parameter Parameter Dec point value PWH High Byte number code code BC PC value PW
4. E Manual ELOTECH Data Transfer INDUSTRIEELEKTRONIK Profibus DP Single Electronic Controller SC Type R8200 first choice in temperature control STANDARD ELOTECH Industrieelektronik GmbH Verbindungsstra e 27 D 40723 HILDEN FON 49 2103 255 97 0 FAX 49 2103 255 97 29 www elotech de Email info elotech de Manual SC PB EN Version 04 13 Elotech GmbH Seite 1 22 Content T Intertacesgeneral ut ot ir EE sani e s ien seas 3 1 1 Line routing screening and measures to combat interference 4 1 2 Shielding of linis uiri er RE IE 5 1 3 Connection guide urit eger nye dede ee ee p pue beatin e eee aa e ae 6 2 Parameter Transmission oce mehr ie YR SET Ae FR EN ORE TU ue IRRE 8 2 1 Process Rheflecti n Standard en teet a E dert P Heino fe dde 8 2 1 1 From master to slave Transfer of Setpoint 1 and Control word 8 2 1 2 From slave to master Transfer of the process data sss 9 2 1 3 From master to slave Example transfer of setpoint 1 and control word 10 2 2 Configuration enne nennen tr enne sens intet 11 2 2 1 Configuring of the param
5. 0x02 0x01 0x20 0x00 0x00 0x00 0x00 0x00 Transmission to master 0x02 0x01 0x20 0x00 0x00 0x00 0x00 0x00 5 If the slave has understood the instruction of the master it answers always with the parameter code PC 00 because the writing process was OK If there are transmission or other errors the slave answers with the corresponding error code Manual SC PB EN Version 04 13 Elotech GmbH Seite 16 22 2 2 5 Transmission example Configuration channel Instruction code 21 The slave gets the instruction Overtake parameter setpoint 1 SP1 200 C parameter code 21H and store power fail safe into the EEPROM Master to slave Current number Always Instruction code Always Parameter code SP1 Parameter value High Byte Parameter value Low Byte Dec point Dec 3 1 33 0 33 0 200 0 0 03 0 01 0 21 0x00 0x21 0x00 0xC8 0x00 Transmission to slave 0x03 0x01 0x21 0x00 0x21 0x00 0xC8 0x00 Slave to master Current number of instruction Always Instruction code Always Parameter code Parameter value High Byte Parameter value Low Byte Dec point Dec Hex 0x03 0x01 0x21 0x00 0x00 0x00 0x00 0x00 Transmission to master 0x03 0x01 0x21 0x00 0x00 0x00 0x00 0x00 5 If the slave has understood the instruction of the master it answers always with the parameter code PC
6. Status Instruction status instruction pre flow temperature back flow temperature through flow pressure through flow power film temp output ratio alarms 1 alarms 2 status Actual Process temperature Pre flow Low Byte Actual Process temperature Pre flow High Byte 0x00 0x37 the last instruction was ok 55 decimal 0x0037 hexadecimal as a 16 Bit integer value 50 decimal 0x0032 hexadecimal as a 16 Bit integer value 280 decimal 0x0118 hexadecimal as a 16 Bit integer value 11 4 decimal 0x0072 hexadecimal as a 16 Bit integer value 232 0 decimal 0x0910 hexadecimal as a 16 Bit integer value 46 decimal 0x002E hexadecimal as a 16 Bit integer value 33 decimal OXDF hexadecimal asa_ 8 Bit integer value no alarm film alarm is active slave is switched Process temperature Back flow Low Byte Process temperature Back flow High Byte 0x00 0x32 Byte 6 ____ 7 Byte 8 Byte9 Byte 10 Byte 11 Trough flow High Byte 0x01 Pressure High Byte Trough flow Low Byte 0x18 0x00 Pressure Low Byte Trough flow Power High Byte Trough flow Power Low Byte 0x72 0x09 0x10 Byte 12 Byte 13 Byte 14 Byte 15 Byte 16 Byte 17 Alarms 1 Alarms 2 0x00 0x04 Film temperature High Byte 0x00 Controller output Film temperature Low Byte Ox2F OxDF Manual SC PB EN Version 04 13 Elotech GmbH Seite 10 22 2 2 Configuration Channel With
7. stops You can read the actual state of auto tuning in the process data state Manual SC PB EN Version 04 13 Elotech GmbH Seite 8 22 2 1 2 From slave to master Transfer of the process data Process temperature Back flow Low Byte Process temperature Back flow High Byte Actual Process temperature Pre flow Low Byte Actual Process temperature Pre flow High Byte Byte 6 ____ 7 Byte 8 Byte9 Byte 10 Byte 11 flow High Byte Power High Byte Pressure Low Byte Pressure High Byte Byte 12 Byte 13 Byte 14 Byte 15 Byte 16 Byte 17 Controller output 0x9C 0x64 Film temperature Low Byte Film temperature High Byte Definition Status instruction Indicates if a range error has been detected when writing the setpoint 0 setpoint value OK 1 setpoint value faulty Definition Flow Through The sending value is to be interpreted without or with a decimal place Definition Pressure Definition Work This depends on the system configuration For example Send 50 Display Flow Through 50 l min For example Send 50 gt Display Flow Through 5 0 l min For example Send 504 Display Flow Through 50 4 l min The sending value has to be interpreted with or without a decimal point For example Send 50 gt Display Preasure 5 0 bar For example Send 70 gt Display Work 7 0 kW Definition Alarms 1 Bit 0 collect
8. the help of the configuration channel each parameter can be addressed individually The master is allowed to read and to change all allowed parameters The instruction or parameter transfer is executed in both directions by means of defined data blocks The communication is always controlled by the master Terms Instruction code tells the device what to do 1 Byte Parameter code PC designates each individual parameter of the slave 1 Byte Parameter value PW shows the value of a parameter 3 Byte Parameter ranges Instruction code BC 0x10 0x20 0x21 Parameter code PC 0x00 0xFF Parameter value PW 16 bit integer real numerical value PWH and PWL and dec point PWK Parameter value High Byte PWH Parameter value Low Byte PWL Dec point PWK 2 2 4 Configuring of the parameters via the configuration channel Byte 2 Byte 3 Current Instruction always Parameter Parameter Parameter Dec point number code code value value PC PWH PWL PWK 0x00 OxFF 0x00 0x00 OxFF High Byte Low Byte 0x00 OXFF 0x10 0x20 or 0x21 Byte 1 Current Number For every new task the master should preset a current number This number will be repeated from the slave with every answer So it is possible to find out which instruction and which answer belong together Byte 2 Always 0x01 Byte 3 Instruction code BC 0x10 Read parameter 0x20 Write parameter 0x21 Write parameter and store with power f
9. L PWK Low Byte Manual SC PB EN Version 04 13 Elotech GmbH Seite 18 22 2 4 Process Reflection Extended Software Version 34 08 and higher profile controller from SW Version 04 13 2 4 1 Process Value Transmission The slave gets it s actual temperature value controller value via PROFIBUS from the master Transfer of the process data SC extended From master to slave Transmission of setpoint control word recipe selection and act process temperature value Setpoint Setpoint Control word Process Process start profile Recipe High Byte Low Byte value value controller selection via Profibus via Profibus 0 Stop 1 10 High Byte Low Byte 1 Start Setpoint The parameter value consists out of 2 data bytes Example Dec Hex High Byte Low Byte Setpoint C 230 00E6 00 E6 Means 230 C or 230 F or 23 0 C depending of the selected measuring range Control word 129 81 81 Slave on process value via Profibus Act temp value 110 006E 00 6E in reserve 0 0000 00 00 profile controller starting 0 00 00 profile controller stopped recipe selection 4 04 04 recipe 4 selected Adjustment of recipe selection is only possible when profile controller is stopped otherwise error message setpoint value faulty in status byte Status instruction Control word 0 slave on or off 1 3 Bit 1 slave cool down and off 1 on Bit2 sensor internal or external 1 external
10. ail protection Take care The EAROM or EEPROM of the slave permits max 1 000 000 write cycles Byte 4 Always 0x00 Manual SC PB EN Version 04 13 Elotech GmbH Seite 11 22 Byte 5 Parameter code PC Enquiry Byte 6 7 und 8 Parameter value Addresses the parameter which should be configured Answer If the read proceeding to the slave was OK then in the answer of the slave byte 5 shows the parameter code PC If the write proceeding to the slave was OK then in the answer of the slave byte 5 shows the value 00H acknowledge If the communication was not OK the following error warnings are shown in byte 5 O3H Procedure error instruction code not valid 04H Non compliance with specified range value to low or to high 05H 2 1 06H The addressed parameter is a read only parameter 08H Parameter code not valid 09H Itis not possible to execute the instruction e g the auto tuning can t be started FEH Error during writing into the power fail storage FFH General error The parameter value comprises three data bytes 2 data byte PWH and PWL 1 data byte dec point Byte 6 Parameter value PWH Byte 7 Parameter value PWL Byte 8 Comma dec point PWK Examples Dec Hex PWH PWL PWK Process value 215 00D7 00 D7 00 Setpoint C 230 00E6 00 E6 00 Output ratio cooling 16 FFFO FF FO 00 Setpoint ramp C min 2 2 0016 00 16 FF The parameter value is calculate
11. an interference source Wherever possible use only lines with braided shield The coverage density of the shield should exceed 80 96 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 Connecting the shield at one end may be more favourable if itis not possible to lay an equipotential bonding line analogue signals a few mV resp mA are to be transmitted foil shields static shields are used In the case of data lines for serial couplings always use metallic or metallised plugs and connectors Attach the shield of the data line to the plug or connector housing Do not connect the shield to a pin of the multi pole 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 Please note the following points when shielding Use metal cable clips to secure the shield braiding The clips must surround
12. bus and data lines e g for PROFIBUS DP RS232C and printers etc shielded analogue lines unshielded lines for DC voltages gt 60 V unshielded lines for AC voltage gt 25 V coaxial lines for monitors Group B unshielded lines for DC voltages gt 60 V and gt 400 V unshielded lines for AC voltage gt 24 V and gt 400 V Group C unshielded lines for DC voltages gt 400 V 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 Line laying instructions as a function of the combination of line groups Group A Group B Group C 2 3 Group A 1 Group B 2 1 3 Group C 3 3 1 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 Manual SC PB EN Version 04 13 Elotech GmbH Seite 4 22 1 2 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 connected 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
13. cess value 16 0x10 Parameter value High Byte 0 0x00 Parameter value Low Byte 0 0x00 Dec point 0 0x00 Transmission to slave 0x01 0x01 0x10 0x00 0x10 0x00 0x00 0x00 Slave to master Dec Hex Current number of instruction 1 0x01 Always 1 0x01 Send parameter 16 0x10 Always 0 0x00 Parameter code process value 16 0x10 Parameter value High Byte 0 0x00 Parameter value Low Byte 225 OxE1 Dec point 0 0x00 Transmission to master 0x01 0x01 0x10 0x00 0x10 0x00 OxE1 0x00 Repetition of the parameter code PC 16 because the read process was ok Manual SC PB EN Version 04 13 Elotech GmbH Seite 15 22 2 2 4 Transmission example Configuration channel Instruction code 20 The slave gets the instruction Overtake parameter prop band heating parameter code 40H parameter value 5 0 and store into the RAM Master to slave Current number Always Instruction code Always Parameter code Parameter value High Byte Parameter value Low Byte Dec point Dec 2 1 32 0 64 0 50 1 0 02 0 01 0x20 0x00 0x40 0x00 0x32 0x01 Transmission to slave 0x02 0x01 0x20 0x00 0x40 0x00 0x32 OxFF Slave to master Current number of instruction Always Instruction code Always Parameter code Prop band heating Parameter value High Byte Parameter value Low Byte Dec point Dec 2 ooooo npn Hex
14. d as follows Dec 2 2 22 with 1 dec point Hex 0016 PWH PWL 01 comma dec point Negative data values Built binary two s complement Manual SC PB EN Version 04 13 Elotech GmbH Seite 12 22 2 2 2 Parametercodes 1 code bute C AC alarm limit D gt R regulation rato _________ 0 60 RO a a et perc Sm ee er sac ER if cooling off function only has been selected Manual SC PB EN Version 04 13 Elotech GmbH Seite 13 22 Parametercodes 2 _ _ Parameter codes 2b Additional Parameters Param Attri Others code bute process temperature 10 10 from process temperature 0x12 RO to process temperature 0x13 RO film temperature 0 4 flow ix J to process pressure ______ 0 16 RO fpower x ROT setpoint A O20 RW Read Write RO Read Only Manual SC PB EN Version 04 13 Elotech GmbH Seite 14 22 2 2 3 Transmission example Configuration channel Instruction code 10 H The slave is asked to send the parameter Process value 10 H to the master The process value is 225 225 Decimal OxE1 Hex Master to slave Dec Hex Current number 1 0x01 Always 1 0x01 Send parameter 16 0x10 Always 0 0x00 Parameter code pro
15. eters via the configuration channel sss 11 2 2 2 Parametercodes 1 rie ine a Des Udinese DE Ree da e Ded d o ea dee Ln 13 2 2 3 Transmission example Configuration channel Instruction code 10 15 2 2 4 Transmission example Configuration channel Instruction code 20 16 2 2 5 Transmission example Configuration channel Instruction code 21 17 2 3 Process Reflection Standard and Configuration 18 2 4 Process Reflection Extended renees aR EASE A enne nnne nnne 19 2 4 1 Process Value TransmissioN sssrinds ie nE aa eene eene errem nnne ener nene nnns 19 2 4 2 Output Act Temperature Process Value nennen nnne enne 20 2 5 Process Reflection Extended and Configuration 21 Manual SC PB EN Version 04 13 Elotech GmbH Seite 2 22 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 whic
16. h you may have This document may not be passed on nor duplicated nor may its contents be used or disclosed unless expressly permitted 1 Interface general The control unit SC slave is equipped with a PROFIBUS DP interface MASTER Profibus DP SP Control Unit Slave 5 The PROFIBUS interface allows the slave to be monitored and controlled by a PROFIBUS master The data transfer between the slave and master takes place with the aid of the PROFIBUS DP protocol acc to EN 50170 The communication is always controlled by the PROFIBUS DP master Each slave has it s own PROFIBUS address If there are transmission or other errors detected by the slave it doesn t accept this data The old parameter values are still valid Please take attention to the manual of the slave SC GDS data file Will be delivered by Single Temperiertechnik Hochdorf Germany See www single temp de Manual SC PB EN Version 04 13 Elotech GmbH Seite 3 22 1 1 Line routing screening 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 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 following line groups and to lay these groups separately Group A shielded
17. ing alarm Bit 1 alarm 1 Bit 2 Bit 3 alarm pump phase rotation direction Bit 4 alarm filling level Bit 5 alarm flow transducer and through flow Bit 6 system error Bit 7 auto tune error Definition Alarms 2 Bit 0 alarm pre flow Bit 1 alarm back flow Bit 2 alarm film temperature Bit 3 alarm sensor breakage act sensor Bit 4 alarm pressure Bit 5 alarm delta T monitoring the difference between pre and backflow Bit 6 Bit 7 Definition Status Bit 0 slave on off 1 Bit 1 slave cool down and out 1 on Bit 2 sensor internal or external 1 external Bit 3 suction mode 1 Bit 4 evacuating mode 1 Bit 5 2 setpoint 1 Bit 6 auto tuning 1 Bit 7 hand remote operation 1 hand Manual SC PB EN Version 04 13 Elotech GmbH Seite 9 22 2 1 3 Byte 1 2 Byte 3 Setpoint From master to slave Example transfer of setpoint 1 and control word The setpoint 50 should be send to the slave Setpoint 50 decimal 0x0032 hexadecimal as a 16 Bit integer value The slave should be switched Bit 1 Low Byte 0x32 0x01 Control word Answer from slave to master Transmission of the process reflection The slave sends the following parameter values Byte 1 Byte 2 3 Byte 4 4 5 Byte 6 7 Byte 8 4 9 Byte 10 11 Byte 12 13 Byte 14 Byte 15 Byte 16 Byte 17
18. lable for the slave type SC Process Reflection Standard Module SvL SC Process Data Configuration Channel Module Parameter Channel Process reflection Standard and Configuration Channel Module SvL SC Process Data Parameter Software version V34 08 and higher includes the following extended moduls Process Reflection Extended Module SvL SC Process Data Extended Process reflection Extended and Configuration Channel Module SVL SC Process Data Extended Param 2 1 Process Reflection Standard Parameter transfer according to the process reflection modul 2 1 1 From master to slave Transfer of Setpoint 1 and Control word Setpoint Setpoint Control word High Byte Low Byte Setpoint The parameter value consists out of 2 data bytes Example Dec Hex High Byte Low Byte Setpoint 230 00E6 00 E6 Means 230 C or 230 F or 23 0 C depending of the selected measuring range Control word Bit0 slave on or off 1 Bit 1 slave cool down and off 1 Bit 2 sensor internal or external 1 Bit 3 suction mode 1 4 4 4 oral Bit 4 evacuating mode Bit 5 2 setpoint Bit 6 auto tuning Bit 7 OO OO D CxS Bit 6 Auto tuning The changing from to 1 forces one auto tuning action Before starting another auto tuning function set bit 6 first to 0 again If Bit 6 is set on 0 the running auto tuning circle
19. pe M8200 ProfibusDP Single Art No 18152 Otherwise the warning Module not available will be displayed Parameter interface address Profibus address Parameter baudrate No adjustment possible The baud rate will detected and monitored automatically Warning no baud rate is detected Line State Profibus status is displayed PROFIBUS Status Data Exchange The slave is in the data exchange modus The communication is OK The data exchange with the master takes place Wait_Prm The bus is detected The slave is waiting until the master has programmed the slave This happens automatically Wait Cfg The slave expects it s configuration taken through the master This takes place automatically The slave is not connected to the bus correctly E g Maybe there is a wiring error The master is not active The protocol isn t selected in the right way Error xxx Slave Hardware error No communication possible Please return the slave The controller function of the slave itself is further possible Manual SC PB EN Version 04 13 Elotech GmbH Seite 7 22 2 Parameter Transmission The Communication The master sends it s data to the slave After this the slave sends an answer to the PROFIBUS DP master This takes place cyclic and will be controlled by the master The configuration of the slave takes place with the help of the GSD file The following standard modules are avai
20. t Control word High Byte Low Byte ____ Byte 10 11 Bye12 Byte 13 Byte 14 Byte 15 Current Instruction Parameter Parameter Parameter Dec point number code code value value PC PWH PWL PWK BC High Byte Low Byte Slave to Master Process Process temperature temperature Back flow Back flow High Byte Low Byte Byte 6 ____ 7 Byte 8 flow flow Pressure Pressure Power High Byte Low Byte High Byte Low Byte High Byte Byte 12 Byte 13 Byte 14 Byte 15 Byte 16 Film Film Controller Status temperature temperature output read High Byte Low Byte Byte 24 Byte 25 Byte 26 Byte 27 Byte 28 Byte 29 Byte 30 Byte 31 Current Instruction Parameter Parameter Parameter Dec point number code code value value PC PWH PWL PWK BC High Byte Low Byte Manual SC PB EN Version 04 13 Elotech GmbH Seite 21 22 Manual SC PB EN Version 04 13 Elotech GmbH Seite 22 22
21. 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 Manual SC PB EN Version 04 13 Elotech GmbH Seite 5 22 1 3 Connection guide Note Only in PROFIBUS technology trained personnel following the safety regulations may do the PROFIBUS connections It is essential that one has well experience in installing a profibus device Please look to the FAQ list You will require the following components to connect the slave Connector for Profibus connection to the slave PROFIBUS cable this cable is generally already installed on site GSD file and User Manual Project planning tool for the PROFIBUS DP It is essential that you perform the following during connecting in order to ensure that the slave operates correctly PROFIBUS Connections Connect the slave with the PROFIBUS Take care to the terminals Terminals SC Terminating Resistors Tol 2 The terminals Vp and GND have to be used to connect the terminating resistors There is no further load allowed Manual SC PB EN Version 04 13 Elotech GmbH Seite 6 22 PROFIBUS Adjustments Adjust the following parameters slave See menu setup interface Parameter Protocol Profibus DP The slave has to be equipped with a PROFIBUS modul Ty
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