User Manual For FS-PBHUB-6 and FS-PBHUB
Contents
1. 60mA 5 GND Singla Ground output 1 2 4 7 9 Not used Not used Not used 12 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR V Internal Functional Block Diagram Fig 5 1 Internal Functional Block Diagram of PROFIBUS Hub eis Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR VI Application Scheme of PROFIBUS Hub The usage of FOURSTAR PROFIBUS Hub is versatile and flexible It can achieve bus network tree network and mixed network topology Each application diagram is followed D PLC PLC Ei FS PBHUB 4 w KON R ON R ON Ror A ON Subnetwork 1 Subnetwork 2 up to 31 stations up to 31 stations Fig 6 1 Working as the repeater to prolong the communication distance and increase the quantity of stations Drive Slave PLC FS PBHUB 4 7 wo e Wor Wor RA ON Fig 6 2 Hybrid network topological structure through FS PBHUB 4 14 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 2515543 FAX 86 838 2515546 http www FOURSTAR dy com FOURSTAR FS PBHUB 6 Drive FS PBHUB 6 Slave 33111 Li oe i R OFF R ON oR OFF Stave oR OFF A ON F Em k Slave Rn OFF R OFF Leo Mi RON R OFF A ON Fig 6 3 Hybrid network topological structure through F2. RS485 is signaled Network components like repeater and connector and concepts like network segment terminal etc are also presented in the Standards As shown in Fig 1 1 the repeater cuts the bus into Segment 1 and Segment 2 and the head and end of each segment are called terminals PROFIBUS Slave Repeater master Station station Te T i slave Pesan station station a station u T Ei Segnent 1 am gs am i bee K terminal BE eee ae terminal ON fee ee terminal PROFIBUS ON connector pe a ip ener Segment 1 ae Ni Segment 2 PROFIBUS cable Fig 1 1 PROFIBUS fieldbus adopts bus network topological structure 4 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR NERF User Manual for FOURSTAR PROFIBUS HUB 2 Terminal resistor has to be set at two terminal stations of each PROFIBUS network segment and the power is never off at the two stations during network operation if there s no uninterrupted power an active terminal resistor with uninterrupted power has to be installed at the terminal The active terminal resistor produced by Fourstar is Mode PB TR485 Set terminal resistor at terminal stations means moving the switch of terminal resistor in the bus connector plug of PROFIBUS to ON while switches in other stations bus connector plugs have to be moved to OFF So it is crucial to determi
3. network of mixed pattern is 62 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR NERF User Manual for FOURSTAR PROFIBUS HUB constituted through the hub and the stations can be as many as 126 The transmission distance can be as long as several kilometers based on the number of cascade connection related to the used transmission baud rate 3 Functions of the isolator Each interface of PROFIBUS Hub can be extended into a PROFIBUS segment can be called segment interface Electrical isolation exists between each interface segment which means the segment is isolated from each other Such conditions are necessary for protecting interface interference suppression and improving the network system s stabilization 4 Monitor and diagnose Through the LED indicator on PROFIBUS Repeater one can monitor the working condition of PROFIBUS network and provide references for network diagnostic and troubleshooting FOURSTAR PROFIBUS Hub has following features 1 Transparent transmission in the physical layer PROFIBUS Hub adopts bit transparent transmission in the physical layer having nothing to do with the upper layer protocol So it is applicable to all PROFIBUS protocols based on RS485 including PROFIBUS DP V0 V1 V2 and various application rules including PROFIsafe Redundancy and Ident Systems etc It is able to connect to multi master stationfor c
4. FOURSTAR FOURSTAR PROFIBUS HUB FS PBHUB 4 FS PBHUB 6 User Manual FS PBHUB 4 PROF IBUS MPYPPURS4 amp S MutiRepeate 4 way 0 12Mbps Rate Astomatc dapt FS PBHUB 6 PROF IBUS MPUPPURS485 multiRepester 6 ws O 17M ps Rate Automatic e aptiv Deyang FOURSTAR Electronic Technology Co Ltd All right reserved FOURSTAR Table of Contents PROTACE 2s ccrtostavenssevsntensteccsauatascedaaangi A O Ee ER caaeatesbonsnatenderacacmes A E TEE eai 3 Copyright Statement eossrrrirsssirrorrrrrs isni ar tEn INESE EEEE ETENEE SENNECESE TEETE sien 3 Version Information smania ean an AEE EE ERA E REN EAE EE E EERE Er ES ts 3 Packaging List innerenronsieriisie cone To E EENE OF NPE ESES EEEE eneaseewandes 4 I Basic Featur s of PROFIBUS crins sisi aianan araa aa a aa a aaae aaki ea 4 II Main Applications and Features of PROFIBUS Hub cece ccc cc cence ee eee eee ne eee eneenenaenaen ans 6 TI Features and Specifications ueser sareren reinaan EEA EE E ETEA E E AETA E NAE E A 8 IV External Structure and Pin Definition sssssssssssressrrsrressrirsrersrrrrerrrrrersrrrerreerrrrrrerererse 9 V Internal Functional Block Diagram ssssssnsnnssresresssssssssssssrrerrrrrrrrrrrrsssessessessreerrerrrereee 13 VI Application Scheme of PROFIBUS Hub ccc ccc cece ence ene ene eee enn e ene en ne ena seers naaee es 14 VIL FAQ oueienn inserieren bane a Geman tebe nuts hue ET aeew eae yay E Meee med E A 16 VIIL Ordering
5. Information osiers ierosin iion Becks Ses dey EE EEE a iaeenk dane veka vie usec E ERE ER EIEE TNS 18 os Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 2515546 http www FOURSTAR dy com FOURSTAR Preface Thank you for using Fieldbus Network Products released by Deyang FOURSTAR Electronic Technology Co Ltd Before use be sure to carefully read the User Manual where you will find brief operation methods and perfect functions of this product The manual will give detailed information about the operation methods of FOURSTAR PROFIBUS Hub FS PBHUB 6 and FS PBHUB 4 FS in the mode No is short for the registered trade mark of Deyang FOURSTAR Electronic Technology Co Ltd The product is mainly used in Fieldbus Network like PROFIBUS MPI PPI etc It can change the bus topology structure of network into star structure or hybrid structure but also achieve the technology function of repeater Such device aims to bring convenience to the field s wiring installation prolong the network s transmission distance and increase the quantity of stations Meanwhile it can isolate network and diagnose signal indication Please do follow the technical and functional specifications in the manual The company does not assume the property loss or personal injury caused by user s improper handling The company has the right to modify the manual s contents and product function if the technical development requires befo
6. S PBHUB 6 15 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR VII FAQ 1 One cannot cut the power of the terminal station in the network segment Why The head and end of PROFIBUS network segment are called terminals To suppress the reflection and distortion of RS485 the terminal cable has to be connected to Al B1 of the bus connector and the switch of terminal resistor in the bus connector plug has to be moved to ON as a result of which the terminal interface is integrated with a terminal resistor of 220 ohms a pull up resistor of 390 ohms and a pull down resistor of 390 ohms so as to ensure the network s stable operation The pull up and pull down resistor needs 5VDC power supply from foot 6 and foot 5 of DP socket When the power of terminal station is off the pull up and pull down resistor also lose their power supply which will cause network communication error or no communication The diagram below explains the internal principle of PROFIBUS bus connector plug D SUB Male Connector Switch ON With terminal i Switch OFF Without terminal Al Bi A2 B2 Fig 7 1 Internal functional block diagram of PROFIBUS bus connector plug 16 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR 2 If the terminal station cannot avoid outage then what t
7. Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR II Main Applications and Features of PROFIBUS Hub PROFIBUS Hub has following major applications 1 Functions of a hub change PROFIBUS network bus topology structure to achieve star and hybrid network structure and facilitate wiring It is very convenient to use special PROFIBUS cables and plugs to achieve bus connection among stations see Fig 1 1 but it is difficult to achieve the network requirement of PROFIBUS star and hybrid topology structure PROFIBUS Hub can facilitate the materialization of PROFIBUS star and hybrid topology structure See Fig 2 1 Slave Slave Master Station Station Slave Station 7 Type II i Station Master Station M E uF Segment 2 ae Segment 5 Segment 1 21 vm FS PBHUB 6 Slave oe Station Slave Slave Sl Emm Station Station wam em E 7 gm Segment 3 ieee ON OFF Slave Station ON Segment 4 Fig 2 1 Achieve PROFIBUS star and hybrid network topology structure by using hub 2 Functions of the repeater each interface of PROFIBUS Hub serves as a Repeater interface which can drive one PROFIBUS network segment respectively which means another 31 station interfaces can be connected and the max transmission distance under corresponding transmission rate can be prolonged Moreover cascade connection can also be realized Consequently PROFIBUS
8. V External Structure and Pin Definition 1 Product outline 9 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 2515543 FAX 86 838 2515546 http www FOURSTAR dy com FOURSTAR a se Ha F User Manual for FOURSTAR PROFIBUS HUB Master indication dispatch light FS PBHUB 4 power K FROCDUSMPVPPURSADS ATE Indi cat or it i ght 5 a 0 12Mbps Rate Automatic adaptvu RXDZ RXD3 amp RXD4 terminal power i ie C Hie port 1 port 2 reception reception reception reception port 3 port light light light light FS PBHUB 6 PROF IBUS MPI PPURS485 multiRepester wzy 0 12Ubps Rate Autoenstic adaptive RXDZ RXD3 ax t 4 Fig 4 1 Outline Drawing of Fourstar FS PBHUB 4 and FS PBHUB 6 10 TEL 86 838 2515543 FAX 86 838 2515546 Deyang FOURSTAR Electronic Technology Co Ltd http www FOURSTAR dy com FOURSTAR 2 Mounting size FS PBHUB 4 FS PBHUB 6 163 Fig 4 2 Mounting Size Drawing of Fourstar FS PBHUB 4 and FS PBHUB 6 3 Power terminal the power port is provided with power reverse electrode protection and surge protection the input voltage is any volts D C between 9V and 40V the power dissipation is about 3W External power supply is isolated from internal circuit by DC DC isolation module inside the product which makes the product able to get power supply from any device without considering common ground interference siis Deyang FOURSTAR Electronic Technology C
9. de voltage not influenced by the voltage fluctuation with power reverse electrode protection and surge protection KE Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 2515543 FAX 86 838 2515546 http www FOURSTAR dy com FOURSTAR NERF User Manual for FOURSTAR PROFIBUS HUB Power dissipation the power dissipation of FS PBHUB 6 is about 3W and of FS PBHUB 4 is about 2W Communication speed automatic adaptation without delay under 0 12Mbps PROFIBUS interface DBF9 hole socket pin signal definitions meet the PROFIBUS Standards Each segment s max communication distance under each transmission speed meets PROFIBUS g p Standards Transmission Rate 9 6K 19 2K 45 45K 93 75K 187 5K 500K 1 5M 3M 6M_ 12M bit s Max Cable Length 1200 1000 400 200 100 Meter Each R485 interface is integrated with anti lightning SPD with repeatable surge capacity Ipp 100A 10 700us 4KV meet the standard ITU TK20 21 VDE 0433 15KV ESD static Protection Self recovery overcurrent protection RS485 port is able to withstand the sustained overcurrent caused by as high voltage as 60V Each RS4835 interface has its own data reception Indicator light Working temperature 40 85 C Outline size FS PBHUB 6 163mmx99mmx28mm L W H weight 355g FS PBHUB 4 115mmx99mm 28mm L W H weight 255g Installation means backboard installation mounting screw 4xM4 I
10. munication like higher than 3Mbps the cable cannot be longer than 100 meters The installation of various repeaters or hubs will result in worse signal delay higher cost and 17 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 2515546 http www FOURSTAR dy com FOURSTAR NERF User Manual for FOURSTAR PROFIBUS HUB power trouble etc The optical fiber is currently of the best performance price ratio for communication for example the optical fiber switch module FS OLM S and FS OLM M produced by Fourstar VIII Ordering Information Product Name PROFIBUS Hub Product Model Six port FS PBHUB 6 Four port FS PBHUB 4 Announcement this document aims to give instructions for users of PROFIBUS Hub FS PBHUB 6 and FS PBHUB 4 Since the technique develops rapidly the product s functions change according to the actual items Deyang FOURSTAR Electronic Technology Co Ltd preserves the rights to modify the document before announcement Deyang FOURSTAR Electronic Technology Co Ltd The Second Floor of Building H century garden NO 88 of Section 2 of Lushan South Road Deyang City Sichuan Province China TEL 86 838 2515543 2515549 FAX 86 838 2515546 Website http www fourstar dy com 18 Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com
11. ne which station is the segment s terminal 3 Logically PROFIBUS Standards regulates that the number of stations can be 126 station address 0 125 can be used in general master Slave Station No more than 32 stations can appear in one PROFIBUS network segment If more than 32 stations are needed to be connected to PFOFIBUS bus such devices as repeaters or hubs are required to amplify the bus into several segments 4 The communication media for PROFIBUS has to be the special cable that meets the PROFIBUS Standards Siemens Product No 6XV1 830 0EH10 Such cable has the following features as shown in Table 1 1 Table 1 1 Features of Special Cables for PROFIBUS General Features Specification Type Shielded Twisted Pair Cross Section Area of Conductor 24AWG 0 35mm or thicker Cable Capacitance lt 60pf m Characteristic Impedance 100Q 1200 The max length of the communication cable in each PROFIBUS network segment is closely related to the baud rate as shown in the following Table 1 2 The max transmission rate of the whole PROFIBUS network depends on the network segment which has the longest cable Table 1 2 Max Cable Length of A PROFIBUS Segment under Different Transmission Rate Transmission Rate 9 6K 19 2K 45 45K 93 75K 187 5K 500K 1 5M 3M 6M_ 12M bit s Max Cable Length 1200 1000 400 200 100 Meter 5 Deyang FOURSTAR Electronic
12. o Ltd TEL 86 838 2515543 FAX 86 838 2515546 http www FOURSTAR dy com FOURSTAR eas I S R fe O H m Chassis ground Wiring diagram of power terminal 4 Indicator light the name and function of each emitting diode in the panel User Manual for FOURSTAR PROFIBUS HUB Name of the Status of the Light Light constant ON blink flameout PWR hub s power supply hardware failure no power or hardware failure works well TXD hardware failure Master is sending data to other Master did not work ports RXDI I hardware failure Port CH1 is receiving data Port CH1 receives no data RXD2 hardware failure Port CH2 is receiving data Port CH2 receives no data RXD3 hardware failure Port CH3 is receiving data Port CH3 receives no data RXD4 hardware failure Port CH4 is receiving data Port CH4 receives no data RXD5 hardware failure Port CH5 is receiving data Port CH5 receives no data RXD6 hardware failure Port CH6 is receiving data Port CH6 receives no data 5 Signal definition of PROFIBUS interface DB9F socket The pin signal definitions of each PROFIBUS interface DB9F hole socket of the hub meet the PROFIBUS Standards Pin No of Signal Name Function Signal Direction DB9F 3 DB RS485 Signal Positive Input output 8 DA RS485 Signal Negative Input output 6 5VDC supply the terminal resistor output inside the bus connector socket with power 5VDC
13. o do next If by any chance one has to cut the power of terminal stations then active terminal resistors with uninterrupted power have to be installed at the segment s terminals as the network segment s terminal to guarantee normal network communication The product No of active terminal resistor from Siemens is 6ES7 972 ODA00 0AA0 The one produced by Fourstar is PB TR485 With the active terminal resistor PROFIBUS network terminal is able to maintain the bus voltage at the standard level Hence for each station in the bus losing the connection will never cause network error Power failure in each segment terminal will affect other segments communication So terminals that may suffer power failure have to integrate with active terminal resistors with uninterrupted power for replacement a PLC PLC active terminal resistor R ON R ON R ON oR OFF Fig 7 2 Active Terminal Resistor Installed at the Network Terminal 3 How to determine the whole network has reached the max communication speed Using PROFIBUS hub can constitute a complicated network of mixed pattern Each segment has its own length Whether the whole network can reach the max communication speed or not is determined by the longest segment If higher communication speed is required you can use the repeater or hub to break up the longer segment to meet your needs 4 How to achieve PROFIBUS high speed remote communication When PROFIBUS is in high speed com
14. ommunication such as S7 FUNCTION Protocol secondary type Master Station communication it is also applicable to MPI Protocol PPI Protocol RS485 Free Port Protocol and other fieldbus or network such as MODBUS 2 It needs no master stationconfiguration and has no GSD File 3 No division of master or slave interface no division of terminal or non terminal node no matter Master Station or Slave Station can be plugged into any PROFIBUS interface and each interface can be either terminal node or non terminal node 4 Self adapting under baud rate 0 12Mbps No switch or software configuration is needed 5 Segment isolation Each segment is isolated from each other afa Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 2515543 FAX 86 838 2515546 http www FOURSTAR dy com FOURSTAR 6 The ability to cascade connection Each interface segment can realize cascade connection through PROFIBUS Hub so as to increase the number of interface segment The quantity of cascade connection is related to the baud rate When the baud rate gt 187 5K the quantity of cascade connection is 3 cascade when the baud rate lt 187 5K the quantity of cascade connection can be 5 cascade to the most FS PBHUB 6 FS PBHUB 6 FS PBHUB 6 FS PBHUB 6 Fig 2 2 Cascade connection of PROFIBUS Hub III Features and Specifications Isolation voltage 1000VDC power isolated from R485 R485 fully isolated from R485 Power 9 40VDC wi
15. re announcement Copyright Statement The manual s copyright belongs to Deyang FOURSTAR Electronic Technology Co Ltd Any individual or organization copied the manual s contents in full or in part without the company s consent in writing will assume the corresponding liability Version Information Document Name A User Manual for FOURSTAR PROFIBUS Hub Version V2 0 Modification Date May 13th 2011 ee Deyang FOURSTAR Electronic Technology Co Ltd TEL 86 838 25 15543 FAX 86 838 25 15546 http www FOURSTAR dy com FOURSTAR Packaging List 1 A FS PBHUB 6 or a FS PBHUB 4 FS PBHUB 6 is 6 port hub FS PBHUB 4 is 4 port hub and other functions are exactly the same 2 A CD ROM include User Manual etc No software or driver is needed for the product I Basic Features of PROFIBUS RS485 interface technique is used in the physical layer of Fieldbus PROFIBUS which is the most common way in application It is hard for RS485 Network to maintain rather high reliability and stabilization when the rate of data signaling reaches as high as 12MbpS Hence further strict definition and supplement for RS485 technique are added to PROFIBUS Standards including concepts like network topology segment terminal repeat branch etc Besides detailed technical specifications are given about the used network components such as cables connectors repeaters etc 1 As regulated in PROFIBUS Standards bus network topology is adopted when
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