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LG Industrial Systems GLOFA Fnet User Manual

Lg programmable logic controller, fieldbus, mini-map
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User 's Manual
LG Programmable Logic Controller
GLOFA
Fnet (FieldBus)
Mnet (Mini-Map)
L G Industrial Systems

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Summary of Contents for LG Industrial Systems GLOFA Fnet

  • Page 1 User ’s Manual LG Programmable Logic Controller GLOFA Fnet (FieldBus) Mnet (Mini-Map) L G Industrial Systems...
  • Page 2 Contents Contents Chapter 1 Introduction ................1-1 Chapter 2 Terms and concepts of communication Description of terms ..................2-1 Concept of Fnet communication ..............2-4 2.2.1 How to generate and move LAS ..................... 2-4 2.2.2 How to assign token ..........................2-4 Concept of Mnet communication ..............2-5 2.3.1 How to generate and move token ....................
  • Page 3 Contents How to connect communication cable ............4-8 4.4.1 Electric(twiste d pair) cable connection ....................4-8 4.4.2 Electric(twiste d pair) cable connector connection ..............4-8 4.4.3 Optical cable connection ........................4-9 Terminal resistance ..................4-9 4.5.1 Electric network terminal resistance of Fnet ................4-9 4.5.2 Terminal resistance of Mnet ......................4-10 Chapter 5 System configuration...
  • Page 4 Contents Function block service ................6-28 6.3.1 Introduction .............................6-28 6.3.2 Programming procedure of function block .................6-28 6.3.3 Types of function block ........................6-29 6.3.4 Input/ou tput of function block ......................6-29 6.3.5 How to use function block ........................6-30 6.3.6 Function block library of link ......................6-31 CONNECT ..............................6-33 RDARRAY...............................
  • Page 5 Contents Mnet diagnosis function ................. 7-3 7.2.1 Diagnosis function types of Mnet communication module .............7-3 7.2.2 How to diagnose Mnet communication module .................7-3 Chapter 8 Installation and testing operation Installation and testing operation of Fnet communication module ..8-1 8.1.1 Installation of Fnet master module ....................8-1 8.1.2 Installation of Fnet slave module .....................8-2...
  • Page 6 Contents 9.2.8 Error code E03-02 : High speed link not run ................9-10 9.2.9 Error code E03-03 : RUN link contact of high speed link not ON .........9-11 9.2.10 Error code E03-04 : Trouble contact of high speed link ON ..........9-12 9.2.11 Error code E04-01 : Execution error of Fnet communication command ......9-13 Error code E04-02 : Execution error of Mnet communication command ......
  • Page 7 This User's Manual describes for the entire network of GLOFA PLC system technically and in detail. Network of GLOFA PLC system consists of GLOFA Mnet and GLOFA Fnet according to the type of the unit and the application, and the characteristics are as follows : GLOFA Mnet This is based on international standard network of factory automation, Mini-MAP(FAIS2.0) and situated at medium...
  • Page 9 2. Terms and Concepts of communication Chapter 2 Terms and concepts of communication Description of terms ▣ Master module(Fnet Master Module ; FMM) Fnet communication module mounted at I/O position of main base. ▣ Slave module(Fnet Slave Module; FSM) Fnet communication module and stand-alone module mounted at CPU position of main base. ▣...
  • Page 10 2. Terms and Concepts of communication ▣ TAP The coaxial line distributor that branches communication line to connect with several stations from one communication line in GLOFA Mnet. ▣ Token The right to transmit data of self station through controlling the right of accessing to physical medium. ▣...
  • Page 11 2. Terms and Concepts of communication ▣ Manchester Biphase -L Data modulation method used in Fnet. Data is encoded and transmitted by using Manchester-l code, Received data encoded by Manchester will be decoded and converted. ▣ CRC(Cyclic Redundancy Check) This is the one of e rror detection methods, which is an error detection method used most frequently for synchronizing transmission, and also called as cyclic code method.
  • Page 12 2. Terms and Concepts of communication Concept of Fnet communication The method of Fnet communication is token distribution method by LAS(Link Active Scheduler). One of FMM communication modules can be LAS, but FSM communication modules cannot be LAS. 2.2.1 How to generate and move LAS Among communication modules, LAS can be generated under the following conditions : Among the stations connected to network, FMM communication module that the power is turned on first obtains LAS.
  • Page 14 3. General specifications Chapter 3 General specifications General specifications of communication module(Fnet, Mnet) General specifications of GLOFA-GM series are as follows : Table 3.1 General specification Item Spec. Related spec. Operating temp. 0℃～ +55℃ Storage temp. -25℃~ +75℃ Operating moist. 5~95% RH, non-condensing Storage moist.
  • Page 15 3. General specifications Structure and configuration This describes the structure and configuration for representative type of Fnet and Mnet module. 3.2.1 Fnet master module structure : G3L-FUEA, G3L-FUOA, G4L-FUEA, G6L-FUEA 1) G3L-FUEA, G3L-FUOA, G4L -FUEA Ex. of G3L -FUEA G3L-FUEA Type name indicating section Indicates type name of communication module LED indicating section...
  • Page 16 3. General specifications 2) G6L-FUEA LED indicating section Indicates the status of CPU module and interface TOKEN Indicates that communication module is performing LAS function. TX/RX FAULT TOKEN Indicates whether communication module has a token or not. G 6L-FUEA Indicates whether communication module is transmitting/ receiving Tx/Rx or not.
  • Page 17 3. General specifications 3.2.2 Fnet slave module structure : G3L-RBEA, G3L-RBOA, G4L-RBEA 1) Front part(Ex. G3L-RBEA) G3L-RBEA Type name indicating section 형명 표시부 Indicates type name of communication module 통신 모듈의 형명 표시 TOKEN LED indicating section LED 표시부 TX/RX FAULT Indicates the status of communication module 통신...
  • Page 18 3. General specifications 2) Side part(Ex. G3L-RBEA) 국번 설정 스위치 Station number setting switch Sets master station number of remote 리모트 통신 모듈의 모국 국번을 설정 (10진수로 0~63국 사이의 범위 설정) communication module(Set in the range of 0~63 station using decimal). 비상데이터...
  • Page 19 3. General specifications 3.2.3 Fnet Computer interface module structure : G0L-FUEA ⑤ ④ ③ ⑥ ① ② Port Address ⑦ ① ② ③ LED indicating section LED 표시부 Indicates whether power is being supplied to Port Address No.1 POWER 포트선택 주소선택 1번...
  • Page 20 3. General specifications 3.2.4 Fnet LED signal name and indication content Device Meaning of LED indication LED On LED Off type Name Indicates the status of CPU module and interface Normal Abnormal Indicates that communication module is performing LAS G3L-FUEA In proceeding function.
  • Page 21 3. General specifications 2) Master station number setting Sets station number of Fnet master module, which can transmit and receive high speed link data in Fnet slave module(Station number switch is located inside of case). Applied Detailed drawing of Description Device type station number switch (1) Station number can be set from 0 to 63(Decimal).
  • Page 22 3. General specifications 2) Emergency data output setting In Fnet slave module, when the communication with remote station is cut off by remote station error or line error during communication, setting of these switches specifies an operation between latching I/O data in slave module and outputting optional user-defined data.
  • Page 23 3. General specifications 3.2.7 Mnet module structure : G3L-MUEA G3L-MUEA 형명 표시부 Type name indicating section 통신 모듈의 형명 표시 Indicates type name of communication module LED 표시부 LED indicating section IN-RING CPU 모듈과 인터페이스 상태 표시 FAULT Indicates the status of CPU module and interface 통신...
  • Page 24 3. General specifications 3.2.8 Mnet computer interface module structure : GOL-MUEA ④ ⑦ ① ② ⑥ PORT ADDRESS ③ ⑤ ① ② ③ LED indicating section Port Address 포트선택 주소선택 LED 표시부 select-i select-io No.1 Indicates the status of IBM compatible PC and interface FC00 1번...
  • Page 26 4. Transmission specifications Chapter 4 Transmission specifications Transmission specifications of Fnet 4.1.1 Transmission specifications of Fnet master module Product of Fnet master module : G3L-FUEA, G3L-FUOA, G4L-FUEA, G5L-FUEA, G6L-FUEA, G0L-FUEA Table 4.1.1 Transmission specifications of Fnet master module Item Specification 1Mbps Transmission speed common in Fnet module...
  • Page 27 4. Transmission specifications 4.1.2 Transmission specifications of Fnet slave module Product of Fnet slave module : G3L-RBEA, G3L-RBOA, G4L-RBEA, G0L-SMQA, G0L-SMIA, G0L -SMHA Table 4.1.2 Transmission specifications of Fnet slave module Item Specification Transmission speed 1Mbps Encoding type Manchester Biphase-L Transmission distance Max.
  • Page 28 4. Transmission specifications Electric/Optical converter (G0L-FOEA) Table 4.1.3(B) Transmission specifications of electric/optical converter Item Specification Communication speed 1Mbps Encoding type Manchester Biphase-L Transmission line(Cable) Optical cable, twist pair cable Max. transmission distance 3km(Optical)/750m(electric) Function of signal regeneration Regenerating, Reshaping function Frame error check CRC 16 = X + ...
  • Page 29 4. Transmission specifications Transmission specifications of Mnet Table 4.2 Transmission specification of Mnet Item Specification Communica tion line 75Ω coaxial cable (RG-6 / RG-11) Max. number of Max. 64 station stations connected Communication speed 5 Mbps Connection connector 75Ω female F series Modulation type Phase lock FSK (Frequency Shift Keying) Transmission distance...
  • Page 30 4. Transmission specifications Cable specifications 4.3.1 Twisted pair cable for Fnet G0C-T □□□ ( □□□ is length of cable, unit : m) Type name of product : Ex.) Twisted pair cable 10m : G0C-T010 Table 4.3.1 Specifications of twisted pair cable for Fnet Cable contents Product name Low Capacitance LAN Interface Cable...
  • Page 31 4. Transmission specifications 4.3.2 Optical cable for Fnet Type name : G0C-F□□□ (□□□ is length of cable, unit : m) Ex.) Optical cable 10m : G0C-F010 Table 4.3.2 Specifications of optical cable Cable contents Y22□□□□ : For indoor (for Bi-directional communication) Type name D22 □□□□...
  • Page 32 4. Transmission specifications 4.3.3 Coaxial cable for Mnet Cable When network is configured using Mnet communication module, RG-6(Drop cable) and RG-11(Trunk cable) which conform to IEEE 802.4 Carrier Band can be used. The following is specifications for RELCOM(USA) company product, so user may refer to the following. Table 4.3.3(A) Cable specifications available in Mnet Attenuation distortion Distance(m)
  • Page 33 4. Transmission specifications How to connect communication cable 4.4.1 Electric(twisted pair) cable connection Cable for electric network connection uses only No.6 and No.7 of the connector pin, No.6 signal of communication module connector A is connected to No.6 of communication connector B, and No.7 of connector A is connected to No.7 of connector B.
  • Page 34 4. Transmission specifications 4.4.3 Optical cable connection Optical cable is connected by crossing transmission and receive line, i.e., RX of optical communication module A is connected to TX of optical communication module B, and TX of optical communication module A is connected to RX of optical communication module B. TX (Trans mission) TX (Transmission) RX (Receive )
  • Page 35 4. Transmission specifications 4.5.2 Terminal resistance of Mnet Resistance : 75 Ω, 1/4 W Outside drawing of Mnet terminal resistance and TAB Drop port Terminal Ex. of 4 port TAB resistance 75Ω Terminal resistance 75Ω Max. 700m Trunk cable Drop cable Trunk port Max.
  • Page 37 ETHERNET FAM(FA Manager) Mnet Board(GOL-MUEA) Mnet(5Mbps,64stations ,900m,Coaxial Cable) Fnet Board (GOL-FUEA) GMWIN RS-232C Fnet(1Mbps,64stations ,750m,Twisted pair cable ) Repeater (GOL-FREA) GM3 remote I/O (GM3-RBOA) Active coupler Stand-alone remote I/O Electric/optical (GOL-SMQA) Converter(GOL-FOEA) Fnet(1Mbps,64stations ,750m,Twisted pair cable ) GM3 remote I/O GM4 remote I/O GM4 remote I/O GM4 remote I/O...
  • Page 39 5. System configuration Fnet network system 5.2.1 Configuration of Fnet master system (electric network) Fnet Board (GOL-FUEA) Terminal Network A (Fnet electric ,1Mbps,64 stations, 750m) resistance 110ohm GM4 (GM6) Terminal resistance 110ohm Devices for network A (Fnet electric) Type Module name Ex.
  • Page 40 5. System configuration 5.2.3 Configuration of Fnet master system (network combined with electric/optical module) Network A (...
  • Page 41 5. System configuration 5.2.4 Configuration of Fnet slave system (electric network) Network A (Fnet,electric) 1Mbps,64 stations,Twisted Pair Cable Terminal Terminal resistance resistance 110ohm 110ohm Terminal resistance 110ohm Network B (Fnet,electric) 1Mbps,64 stations,Twisted Pair Cable GM3 remote I/O Stand-alone remote I/O GM4 remote I/O Terminal resistance...
  • Page 42 5. System configuration 5.2.5 Configuration of Fnet slave system (optical network) Network A (Fnet ,electric), 1Mbps, 64 stations Terminal Terminal resistance resistance 110ohm 110ohm Network B (Fnet ,optical), 1Mbps, 64 stations Active coupler Network B (Fnet ,optical), 1Mbps, 64 stations Network B (Fnet ,optical), 1Mbps, 64 stations GM3 remote I/O GM3 remote I/O...
  • Page 43 5. System configuration 5.2.6 Configuration of Fnet slave system (electric/optical network) Network A ( Fnet,electric), 1Mbps, 64 stations Terminal Terminal resistance resistance 110ohm 110ohm Terminal resistance 110ohm Stand-alone remote I/O Network B ( Fnet,electric), 1Mbps, 64 stations (GOL-SMQA) Electric/optical converter GM4 remote GM3 remote Active coupler...
  • Page 44 5. System configuration 5.2.7 Configuration of Fnet combined system (electric/optical network) Fnet Board (GOL-FUEA) Network A (Fnet,electric) 1Mbps, 64 stations Terminal resistance 110ohm Terminal GM4 (GM6) resistance Terminal 110ohm resistance 110ohm Active coupler Network B (Fnet,optical) 1Mbps, 64 stations GM3 remote I/O GM3 remote I/O GM3 remote I/O Network C (Fnet,electric) 1Mbps, 64 stations...
  • Page 45 5. System configuration Devices for network A (Fnet, electric) Type Module name Ex. of station number setting G0L-FUEA G3L-FUEA 1(slot 0) G3L-FUEA G3L-FUEA GM4 (GM6) G4L-FUEA (G6L-FUEA) G5L-FUEA PMU-500 PM0-500F Devices for network B (Fnet ,optical) Type Module name Ex. of station number setting G0L-FUOA 5(slot 1) GM3 remote I/O...
  • Page 46 5. System configuration Mnet network system 5.3.1 System configuration of Mnet FAM(FA Manager) Mnet Board(GOL-MUEA) Network A Mnet(5Mbps,64stations) Terminal resistance Terminal 75ohm resistance Trunk cable 75 ohm Drop cable Devices for network A (Mnet) Ex. of HS station Type Module name Ex.
  • Page 47 5. System configuration Combined system of Fnet and Mnet FAM(FA Manager) Mnet Board(GOL-MUEA) N e t w o r k A M n e t ( 5 M b p s , 6 4 s t a t i o n s ) Terminal resistance T runk cable...
  • Page 48 5. System configuration Devices for network A (Mnet) Ex. of HS station number Type Module name Ex. of MAC station number setting FAM4.0 G0L-MUEA 16# 00E091000000 GM 1 G3L-MUEA 16# 00E091000001 GM 2 G3L-MUEA 3(slot 0) 16# 00E091000002 G3L-MUEA 16# 00E091000003 Other company MJ71M51CM1 16# 1200F2249A04...
  • Page 49 6. Communication program Chapter 6 Communication program Programming method In Mnet and Fnet communication module, programming methods are divided into three : – High speed link High speed link is used when other station’s data or information is exchanged in each given time and cyclically.
  • Page 50 6. Communication program Table 6.1 Difference between high speed link operation and operation through function block Contents High speed link Function block Available according to data type Basic unit of Tx/Rx 1 word(16 points) data Ex.) Bi t, Byte, Word… Used whenever function...
  • Page 51 6. Communication program – Function of high speed link information providing : High speed link information is provided to user through GMWIN user keyword, so reliable communication system can be constructed easily. Table 6.2.1 Max. high speed link points according to device type Max.
  • Page 52 6. Communication program * For communication parameter setting with remote module, see 6.2.4 high speed link parameter setting.
  • Page 53 6. Communication program 6.2.3 Operation procedure by high speed link Project(parameter) Select high speed link parameter in project parameter item of ① GMWIN screen High speed link parameter High speed link parameter Set to fit to communication module number used. ②...
  • Page 54 6. Communication program 6.2.4 Parameter setting of high speed link To select high speed link parameter, select link parameter in project screen of GMWIN, and set appropriate item. Setting sequence and functions according to items are as follows: Setting project of GMWIN If high speed link parameter is selected in project bas ic screen of Fig.
  • Page 55 6. Communication program (2) Setting function : High speed link 1~4 items of Fig. 6.2.4(B) means max. number of mountable communication modules according type. GLOFA GM1/GM2/GM3 CPU are mountable up to 4 units, and GLOFA GM4 is up to 2 units. If 1 communication module is used, select high speed link 1.
  • Page 56 6. Communication program Initial screen of parameter setting is composed of ‘Link setting’ and ‘Registration list’. How to set and functions are as follows : (1) Link setting Link setting is to set basic items of communication module to perform high speed link . Fig.
  • Page 57 6. Communication program Modification screen of high speed link Parameter entry number(0~63) Setting address for sending area Size of sending data Means receive block 0 Means LOCAL 0 station Sending parameter, there is no storing area (set in receive parameter). (B) Example of sending parameter setting screen Fig.
  • Page 58 6. Communication program The functions according to each registration item of Fig. 6.2.4(E) are as follows : – Registration number : This is serial number indicating the sequence registered, which can be set up to 64 from 0 to 63, and is regardless of Tx/Rx sequence. –...
  • Page 59 6. Communication program Local out : Specifies one of %MW, %IW, %QW for area to read which data of self station is to be sent. Local in : Specifies one of %MW, %IW, %QW for storing area of self station that data received from other station is to be stored.
  • Page 60 6. Communication program PLC program scan time(x) Set sending period(y) Sending delay(z) Sending start Sending delay time : (z) = (x)-(y) ms (a) Data sending delay time (PLC program scan time> Sending period) Set sending period(y) PLC program scan time(x) Sending start Sending delay time : (z) = 0 ms (b) Data sending delay time(PLC program scan time<...
  • Page 61 6. Communication program Parameter writing Fig. 6.2.5(A) Screen of parameter download If high speed link parameter prepared by user is stored to project file of GMWIN, and the writing is selected after connection with PLC through the on-line connecting of GMWIN basic menu, the writing window in Fig.
  • Page 62 6. Communication program Aft er parameter writing, high speed link is maintained to the stop status. Since, thus, user sets link enable, the high speed link is performed. Link enable setting is possible in the stop mode of PLC only. Also, if high speed link enable setting is started, high speed link is performed regardless of PLC operation mode.
  • Page 63 6. Communication program 6.2.7 Communication status information of high speed link High speed link information function To confirm the reliability of data read from other station, it provides user with the information which can check the state of high speed link service. Namely, there are entire high seed link information of RUN_LINK and LINK_TROUBLE, and individual information of HS_STATE, TRX_MODE, DEVICE_MODE, and ERROR which shows communication state according to 64 registered items of in parameter.
  • Page 64 6. Communication program 1 국 2 국 3 국 4 국 5 국 Station1 Station2 Station3 Station4 Station5 (a) Configuration of high speed link system Station 1 Station 2 Station 3 Station 4 Station 5 Transmission: 2 words Transmission : 2 words Transmission : 2 words Receive : 2 words Receive : 2 words...
  • Page 65 6. Communication program State of Tx/Rx(_TRX□ STATE[0~63]) If each parameter operation for individual parameter registration No.(0~63) is performed exactly in accordance with Tx/Rx period, the appropriate bit is set to ‘On’, but if it is not performed in accordance with Tx/Rx period, the appropriate bit is set to ‘Off’. Operation mode(_HS□...
  • Page 66 6. Communication program ※ ‘×’ means high speed link No., which has a range of 1~4 in GM1/GM2/GM3 PLC CPU, a range of 1~2 in GM4 CPU, and only 1 available in GM5 CPU. [n] is the number(0~63) of individual parameter.
  • Page 67 6. Communication program If user selects a required item of parameter numbers, and clicks on the OK button, monitor screen of high speed link parameter in Fig. 6.2.7(E) is opened, and the registration list set is monitored and displayed in screen. Fig.
  • Page 68 6. Communication program ③ Mode 1: Indicates that the station(24 stations) set by the appropriate parameter registration number is RUN mode. If mode is STOP/PAUSE/DEBUG, it becomes ‘0’. ④ Communication 1 : Indicates that normal communication with the contents set by the appropriate parameter registration number is performed.
  • Page 69 6. Communication program Communication module should obtain communication right, namely, token to transmit data of itself, and this is determined according to token rotation time. After that, Tx/Rx of data is performed, so this time also be included in communication delay time Fig.
  • Page 70 6. Communication program Simple system In a simple system that the number of entire communication stations is less than 10 and the size of transmission data is 512 byte or less, the speed of high speed link can be calculated with a simple equation as follows : St = P_scanA + C_scan + P_scanB................
  • Page 71 6. Communication program ③ Ntx = Number of total receive data including number of variable services, and this is determined as follows : – Fnet : Sum of transmission byte number of high speed link + Number of variable F/B ×...
  • Page 72 6. Communication program 6.2.9 Ex. 1 : High speed link among PLCs of Fnet Ex. 1 In GM3/GM4 base, slot 0 has communication module, slot 1 output 32- point, and slot 2 input 32-point module mounted. 32- point data(%IW0.2.0) of GM3 is sent to %MWO of GM4, and 32-point data(%IW0.2.0) of GM4 is sent to %MW100 of GM3.
  • Page 73 6. Communication program Transmission parameter setting of station 0(GM3) Receive parameter setting of station 0(GM3) 6-24...
  • Page 74 6. Communication program Transmission parameter setting of station 1(GM4) Receive parameter setting of station 1(GM4) 6-25...
  • Page 75 6. Communication program 6.2.10 Ex.2 : High speed link of Master + Remote I/O station in Fnet Ex. 1 Example that GM3 input module data(%IW0.1.0) is transmitted to GM4 remote output module(%QW0.0.0) and remote GM4 input module data(%IW0.1.0) is transmitted to GM3 output module(%QW0.2.0), in Fig. 6.2.10.
  • Page 76 6. Communication program Transmission parameter setting of GM3 station 2 (Reads GM3 input and outputs GM4 output module) Station number setting is set to remote module station number when Tx/Rx is made with remote module GM3 area Remote GM4 area Receive parameter setting of GM3 station 2 (Reads remote GM4 input and outputs GM3 output module) Remote GM4 area...
  • Page 77 6. Communication program Function block service 6.3.1 Introduction Function block is the function to read or write specific data or specific variable data to certain area or specific variable area of other station when certain event occurred, and this can be used various according to usage.
  • Page 78 6. Communication program 6.3.3 Types of function block Function block that is used in preparing program is classified to 4 commands according to usage. Type Usage READ, WRITE Reads data of other station or writes data to other station STATUS Checks current status of PLC in other station Establishes logical communication channel with other company’s PLC CONNECT...
  • Page 79 6. Communication program Output NDR : After function block is operated, this is set to ‘On’ if data is normally received, and set to ‘Off’ if appropriate scan is finished. If this bit is used for input condition of other function block, user can make a reliable communication.
  • Page 80 6. Communication program 6.3.6 Function block library of link This explains each function block . Table 6.3.6 Usable PLC type of function block and classification according to type (O : Available, X : Not available) PLC type Name of function Remote block(RD/WR) Data type(bit size)
  • Page 81 6. Communication program PLC type Name of function Remote block(RD/WR) Data type(bit size) DINT RD(WR)Array LINT RD(WR)Array REAL RD(WR)Array Array type LREAL RD(WR)Array (Max. 100 TIME RD(WR)Array byte) DATE RD(WR)Array TIME of DAY RD(WR)Array DATE and TIME RD(WR)Array 6-32...
  • Page 82 6. Communication program CONNECT Establishes logical communication channel with Product name GM 6 other station(For connection with Mnet of other ● ● ● Applicable company) Description Function block Input : Request execution of function block(FB) at rising edge(0→1). NET_NO: Slot No.(0~7) that communication module of CONNECT self station that this FB is to be transmitted is mounted.
  • Page 83 6. Communication program ■ This is operated when level is ‘1’, and should be maintained to ‘1’ during service (BOOL). ■ NET_NO Slot location(0~7) that communication module that data is transmitted using this function block is mounted, among communication modules mounted in main base of self station PLC. ■...
  • Page 84 6. Communication program ■ Example of program Suppose that Mnet is used with Mnet of other company product and Mini -MAP module of self station is mounted in slot 0. If MAC address of other station is 16#080070221C9A and 1 word(16 bit) of Y2 in other station area is stored in %MW100 area in self station, after channel is established with Mini-MAP of other company(Suppose that other company’s SAP = 4E).
  • Page 85 6. Communication program RDARRAY Product name Reads data of array type from other station (Max. 100 byte) ● ● ● ● ● ● Applicable Description Function block Input REQ : Request execution of function block(FB) at rising edge(0→1). NET_NO : Slot No.(0~7) that communication module of RDARRAY self station that this FB is to be transmitted is...
  • Page 86 6. Communication program ■ Example of program Suppose that Fnet is used and Fnet module is mounted in slot 0. If station number of other station is station 3, and variable of ABC defined as array in other station is read and it is stored in array variable of CBA in self station.
  • Page 87 6. Communication program WRARRAY Product name GM 6 Writes data of array type to other station (Max. 100 byte) ● ● ● ● ● ● Applicable Description Function block Input REQ : Request execution of function block(FB) at rising edge(0→1). NET_NO : Slot No.(0~7) that communication module of self station that this FB is to be transmitted is...
  • Page 88 6. Communication program ■ Example of program Suppose that Fnet is used and Fnet module is mounted in slot 0. If station number of other station is station 3, and data of CBA array variable in self station is transmitted to variable of ABC defined as array in other station(Access for ABC variable in station 3 and register global variable and set REQ condition with a period of 1 second).
  • Page 89 6. Communication program RDBLOCK Product name GM 6 Reads continuous data from other station (Max. Fnet : 120 byte, Mnet : 400 byte) ● ● ● ● ● ● Applicable Description Function block Input REQ : Request execution of function block(FB) at rising edge(0→1).
  • Page 90 6. Communication program ■ Example of pr ogram Suppose that Fnet is used and Fnet module is mounted in slot 0. If station number of other station is station 5, and 100 byte from area %MB0 of other station is read and it is stored in area from %MB200 to %MB299 of self station(REQ condition is set with a period of 1 second).
  • Page 91 6. Communication program WRBLOCK Product name GM 6 Writes continuous data to other station (Max. Fnet : 120 byte, Mnet : 400 byte) ● ● ● ● ● ● Applicable Description Function block Input REQ : Request execution of function block(FB) at rising edge(0→1).
  • Page 92 6. Communication program ■ Example of program Suppose that Fnet is used and Fnet module is mounted in slot 0. If station number of other station is station 5, and data in the area from %MB200 to %MB299 of self station is transmitted to area from %MB0 to %MB99 of other station(REQ condition is set with a period of 1 second).
  • Page 93 6. Communication program RDTYPE(BOOL…DT) Product name GM 6 Reads data from other station ● ● ● ● ● ● Applicable Description Function block Input REQ : Request execution of function block(FB) at rising edge(0→1). RDTYPE NET_NO : Slot No.(0~7) that communication module of self BOOL BOOL station that this FB is to be transmitted is mounted.
  • Page 94 6. Communication program 6-45...
  • Page 95 6. Communication program ST_NOL = 16#91000003(lower station number of communication module in other station) * MAC address is written at side part of product. Ex.2) Communication with Mnet of other company When data of station B(other company) is read at station A(self company) (Suppose that SAP = 4E for Mini-MAP module of other company).
  • Page 96 6. Communication program ■ Example of program Suppose that Fnet is used and Fnet module is mounted in slot 0. If station number of other station is 16#1A, and area %MW100 of other station is read and it is stored in area %MW200 of self station(Use RDWORD function block and set REQ condition with a period of 1 second).
  • Page 97 6. Communication program WRTYPE(BOOL…DT) Product name GM 6 Writes data to other station ● ● ● ● ● ● Applicable Description Function block Input REQ : Request execution of function block(FB) at rising edge(0→1). WRTYPE NET_NO : Slot No.(0~7) that communication module of self BOOL BOOL station that this FB is to be transmitted is mounted.
  • Page 98 6. Communication program ■ Example of program Suppose that Fnet is used and Fnet module is mounted in slot 0. If data in self station area of %MW0 is transmitted to area %MW100 of other station 5 (Use WRWORD function block and set REQ condition with a period of 1 second). WRWORD W_WORD W_WORD...
  • Page 99 6. Communication program STATUS Product name GM 6 Reads status of other station ● ● ● ● ● ● Applicable 0.5 Tw4Tc 0R383 80.258 16.5 T>e-0.283c81(U Description Function block STATUS BOOL BOOL USINT NET_NO BOOL UDINT ST_NOH STATUS USINT UDINT ST_NOL USR_D BOOL...
  • Page 100 6. Communication program ■ Example of program Suppose that Fnet is used and Fnet module is mounted in slot 0. If integrated information for other station 5 is read with RDST variable defined as array 128 bit. (REQ condition is set with a period of 1 second). STAT STATUS STAT...
  • Page 101 6. Communication program Contents for bit array stored as USR_D in STATUS function block : [0]~[127] Representative Segment Bit No. Detailed contents Description contents of bit 0x00 0x01 0x02 0x03 0x04 0x05 GM3_FSM 0x06 GM3_FSM 0x07 0x08 0x09 PMU500 0x0A PADT S[0]~ CPU_TYPE...
  • Page 102 6. Communication program Representative Segment Bit No. Detailed contents Description contents of bit Indicates that forced On/Off for input contact is S[26] BIT 10 Forced input being executed. Indicates that forced On/Off for output contact is S[27] BIT 11 Forced output being executed.
  • Page 103 6. Communication program Representative Segment Bit No. Detailed contents Description contents of bit Representative flag which indicates error when I/O read/write normal reading/writing of I/O module among S[44] _IO_RWER BIT 4 error(failure) module of each slot is impossible(See _IP_RWER_N, _IO_RWER[n]). Representative flag which indicates error when Special/communicati normal interface is impossible by initialization...
  • Page 104 6. Communication program Representative Segment Bit No. Detailed contents Description contents of bit Flag which warns that operation error may be occurred in process of existing data area when warm restart program is executed with power on again after program is stopped by power cut-off S[55] _AB_SD_ER BIT 3...
  • Page 105 6. Communication program 6.3.7 Error received from communication module This explains STATUS code when error bit of function block is set to ‘On’ after function block is executed. Received error from communication module Error No. Description (Decimal) Normal (No error) Physical layer error of link side(Tx/Rx impossible) –...
  • Page 106 6. Communication program STATUS values indicated in CPU Error processed within function block Error No. Description (Decimal) When position of computer communication module is w rongly specified. Initialization error of communication module mounted in SLOT_NO Input parameter setting error Variable length error Wrong response receiving from other station When no response received from computer communication module (Out of waiting time - Time out)
  • Page 107 6. Communication program 6.3.8 Access variable registration Station A Station B Access variable registration for ‘DATA’ Access path : 1) Direct variable(%1, %Q, %M) registration ‘DATA’ 2) Global variable registration when variable identifier is specified Fig. 6.3.8(A) Concept drawing of access variable setting Direct variable and variable identifier can be used when user specifies the variable(VAR1 ~4) for data reading and writing during communication with other station.
  • Page 108 6. Communication program Direct variable area(%I, %Q, %M) setting for access path name Fig. 6.3.8(C) Example of station A program Fig. 6.3.8(D) Example of station B program When station A reads variable ‘PLC’ or writes variable ‘GLOFA’ for station B, station B should define the type o f data ‘PLC’...
  • Page 109 6. Communication program Identifies the area or variable which should be accessed when variable identifier is received from other station Fig. 6.3.8(E) Access variable registration Therefore, To read ‘PLC’ of station B from station A is the same as to read data of %MW100 in station B.
  • Page 110 6. Communication program Fig. 6.3.8(F) Global variable registration Fig. 6.3.8(G) Global variable selection 6-60...
  • Page 111 6. Communication program Fig. 6.3.8(H) Access path selection Variable shown in ‘Access variable list’ as Fig. 6.3.8(H) shows path specification to access global variable, and default resource name of ‘RES0’ should be used for global variable specification. Number of access variable can be registered up to Max. 128 for GM1 and GM2 and 64 for GM3, GM4, G M 5 and GM 6.
  • Page 112 6. Communication program GMWIN remote connection service 6.4.1 Introduction This function enables remote control of program preparation, download of user program, program debugging, and monitor in network system that PLCs are connected each other in Fnet or Mnet, without moving physical connection of GMWIN. Especially, user can access each device at one location without moving location when devices connected in network are apart distantly.
  • Page 113 6. Communication program 6.4.2 GMWIN remote connection Remote connection between PLCs connected with Fnet and Mnet can be connected with remote 1 or remote 2. Local connection Remote 1 connection PLC A PLC B GMWIN Mnet Fnet PLC C Mnet module Fnet module PLC B Mnet MAC Address : 16#00E091000001 PLC C Fnet Station number : 5...
  • Page 114 GLOFA Mnet, and the value that is set on station number switch in front of module can be used for GLOFA Fnet. When user enters station number, the type of ‘16#00E09100****’ is used for hexadecimal, and decimal figure without ‘16#’ is used for decimal.
  • Page 115 6. Communication program If remote 1 connection is normally made, following message is displayed : If connection is failed, following message is displayed : (Communication line error / internal protocol error) (When setting value of remote connection is not proper) If PLC that remote 1 connection is made is different from CPU type of project currently opened, following message is displayed and only restricted On-line menu can be selected.
  • Page 116 Mnet, and the value that is set on station number switch in front of module can be used for GLOFA Fnet. When user enters station number, the type of ‘16#?????’ is used for hexadecimal, and decimal figure without ‘16#’ is used for decimal.
  • Page 117 6. Communication program If user cut off remote 1 connection, then connection is finished. Next table shows relations connectable between connection requesting device(Client) that RS-232C cable is connected in GMWIN communication service and connecting device(Server) which connects it according to its request. 6-67...
  • Page 118 6. Communication program Table 6.4.2 Relation of roles between client and server of GMWIN Server PC-module remote remote Client (GMWIN) PC-module (GMWIN) GM 6 GM3 remote I/O GM4 remote I/O There is connector for RS-232C connection in G M 3 remote I/O. Namely, GMWIN can be connected to PLC of GM1 ~ GM5 from GM3 remote I/O station (This is not available in GM4 remote).
  • Page 119 6. Communication program Caution when remote 1 and 2 connection in GM W I N 1) If currently opened project in GMWIN is different from CPU type connected with remote 1 and 2, following items are not supported: (1) Writing of program and each parameter (2) Reading of program and each parameter (3) Monitor (4) Flash memory...
  • Page 120 6. Communication program 6.4.3 Remote module information If connection is made with remote module by local or remote 1 or 2 connection, user can see entire information of remote module. If user choose PLC information → System information in On -line menu, following screen is displayed : PLC version : O/S version number of remote module station.
  • Page 121 6. Communication program Communication scan tim e : Time that token circulates network once. Count of Transmission/Receive error : Count of frame error that transmitted from communication cable during communication. If a lot of error is occurred, this means that communication line has problem. So check the communication line. Count of service error: This is increased when other station sends NAC response during execution of function block service.
  • Page 122 6. Communication program Function block service for FSM(Fnet Slave Module) Fnet slave module is remote I/O control device that has communication function and I/O control function of PLC CPU. This doesn’t have program execution capability, but this module is used to control remote I/O of CPU through communication.
  • Page 123 6. Communication program In Fig. 6.5.1(A), special module function block of CPU means function block to initialize special module when special module is mounted in CPU, and special module function block of slave means function block of slave to initialize special module mounted in slave. Added I/Os in slave function block as shown in figure are communication I/Os to communicate with slave, and Table 6.5.1(A) explains I/O contents that are added in slave function block and I/O that is commonly used in slave function block .
  • Page 124 6. Communication program Table 6.5.1(B) Types of special module function block in slave CPU ype[Remark] GM1, Remark Function block[Remark] ADRxINI ADR2INI 4 Channel (x = 2, 4) ADR4INI 16 Channel ADRxRD ADR2RD 4 Channel (x = 2, 4) ADR4RD 16 Channel DARxINI DAR1INI 2 Channel...
  • Page 125 6. Communication program How to use Master station setting Slave doesn’t have user program of itself, and it is remote I/O device using user program of PLC CPU and communication function. Slaves transmit and receive data by one master station, so master station of slave should be set before system configuration.
  • Page 126 6. Communication program Network B Network A Fig. 6.5.1(B) Configuration of special module access system for slave To access special module of slave in a system as shown in Fig. 6.5.1(B), master station should be set by adjusting master station setting switches of slave 3 and 4 station to station 1. After master station setting is finished, function block service program of slave special module should be prepared using GMWIN program.
  • Page 127 6. Communication program Fig. 6.5.1(C) Ex. of A/D input access program for slave In Fig., AD_INIT function block is repeatedly operated with 200ms period until NDR is set to ‘On’, because initialization of special module, different from function block of CPU, may not be finished within 1 scan in slave (Because power of slave is supplied late or error is occurred by the problem of communication line).
  • Page 128 6. Communication program Fig. 6.5.1(D) Ex. of D/A output access program for slave Above figure is D/A output module access program. In figure, initialization function block is repeatedly executed with 200ms period until NDR contact is set to ‘On’, and ST_NO, BASE, and SLOT number are set to location of D/A module and station number of slave 4.
  • Page 129 6. Communication program 6.5.2 Function block of Reading / Writing in slave module Slave supports function block service explained Chap. 6.3 of this user’s manual, and special area like I/O area and emergency data area of slave can be read and written using function block service. Slave, different from CPU, is a module operated without user program, so this can use part of CPU function block.
  • Page 130 6. Communication program Table 6.5.2(B) Contents of slave system flag Variable name Start address Data Contents Size Remark type (Key word) (Hexadecimal) _CPU_Type Remote CPU Type h0000 Word 2 Byte _VER_NUM O/S Version Number h0002 Word 2 Byte _SYS_STATE System State h0004 Word 2 Byte...
  • Page 131 6. Communication program Use of communication module flag 6.6.1 Types of flag Flag which checks that this station is normally communicating with other station. (1) _NETx_LIV[n] (Range n = 0 ~ 63 : station number of other station) ‘Alive information’ of other station. This shows that power of other station is normal and data is normally transmitted and received with other station through communication cable.
  • Page 132 6. Communication program High speed link flag of instantaneous power failure recovery for rem ote module (1) _FSMx_HS_RESET If power failure of remote station is occurred and then power is recovered, link-trouble is set to ‘On’ to check recovered information and _HS_MODE is set to ‘Off’(User can know instantaneous power failure of other station using this flag).
  • Page 133 6. Communication program 6.6.3 How to use Flag in GMWIN If user selects ‘Flag’ in variable list of GMWIN, following ‘Flag list’ screen is displayed, then user can select appropriate flag. GMWIN screen for Flag list 6-83...
  • Page 134 6. Communication program 6.6.4 Example of remote I/O reset program using _FSMx_RESET/_FSMx_IO_RESET Station 1 Station 2 Fnet cable Fig. 6.6.4(A) Ex. of remote I/O system Fig. 6.6.4(A) is configuration drawing of remote I/O system, which consist of PLC CPU, FMM, and FSM. _FSMx_IO_RESET flag application program Fig.
  • Page 135 6. Communication program In the figure, if the value of ALARM_SW is set to ‘Off’, _FSM0_IO_RESET is ‘0’ and normal output is performed. Digital output of _FSM0_IO_RESET is cleared, but special is not cleared. Remark If user enters ‘255’ into ‘_FSM0_ST_NO’, outputs of all remote I/O connected in FMM are simultaneously set to ‘Off’.
  • Page 136 6. Communication program 6.6.5 Example of application program for restoring instant power off in the remote module Fig. 6.6.5(A) Ex. of program using _FSMx_HS_RESET Fig. 6.6.5(A) is an example of program that recovers high speed link flag to normal state when remote I/O station is recovered after power failure.
  • Page 137 6. Communication program Tdown Tres 1. Remote power 2. _NET0_RST[2] Treset 3. FSM0_HS_RESET 4. Link trouble Power failure Power recovery Fig. 6.6.5(B) Power recovery timing drawing of remote I/O If power of remote station becomes down at the point of ‘Tdown’ in Fig. 6.6.5(B), link-trouble information is set to ‘On’...
  • Page 138 6. Communication program Fig. 6.6.6(A) Special module initialization program of remote I/O Fig. 6.6.6(A) explains a program that initializes T/C and D/A module of slot 0 and 1 in remote system of Fig. 6.6.4(A). Read/write command can be performed only if special module initialization is successfully performed.
  • Page 139 6. Communication program To make initialization function block not performed again after initialization is finished, NDR output with B contact is used as initialization request condition to perform it only once. To perform initialization in normal operation status, _NET0_LIV[2] flag is used to monitor operation of FMM in slot 0 and remote station 2.
  • Page 140 6. Communication program 6.6.7 6-90...
  • Page 141 6. Communication program Fig. 6.6.7(B) Setting screen of emergency output data Fig. 6.6.7 (C) Ex. of emergency output data setting according to base 6-91...
  • Page 142 6. Communication program 4 base(0~3) can be specified for base selection, and a base consists of 8 slot(0~7) and this can be set according to each slot. The contact that data box is marked in Fig. 6.6.7(B) is set to ‘On’ when emergency occurred, and user just click setting button whenever the setting according to each slot is finished.
  • Page 143 6. Communication program Fig. 6.6.7(D) shows an example that transmits user-defined emergency data to remote station using _BASEx_DATA of FSM communication flag by GMWIN program. WRARRAY is used for function block as shown in Fig. 6.6.7(D). NET_NO indicates slot location that communication module(FMM) that this communication block is executed is mounted.
  • Page 144 6. Communication program Fig. 6.6.7(F) Array initialization setting screen Fig. 6.6.7(G) Array element initial value input 6-94...
  • Page 145 7. Diagnosis function Ch a p t e r 7 Di a g n o s i s f u n c t i o n Self diagnosis function of Fnet communication module 7.1.1 Self diagnosis function during running Error type occurred during normal operation can be known through LED which located on the front of the product.
  • Page 146 7. Diagnosis function ● How to test In a system configuration shown above, checks H/W between CPU-A and CPU-B and connection status. In a test system configuration shown above, turn the power of CPU-A and CPU-B off and set the mode switch of appropriate module as follows : ◆...
  • Page 148 7. Diagnosis function ◎ Test sequence ① Sets mode switch to 2 with power off ② Power on ◎ Contents of execution ① Power on and execution of test 1 LED status ●○○○○ (RUN LED on) ② The result of test 1 is normal and execution of test 2 LED status ●○○●○...
  • Page 149 8. Installation and testing operation Ch a p t e r 8 In s t a l l a t i o n a n d t e s t i n g o p e r a t i o n 8 .
  • Page 150 8. Installation and testing operation 8.1.2 Installation of Fnet slave module In types of slave module, there are electric communication module of G3L-RBEA and G4L-RBEA, optical communication module of G3L-RBOA, and standalone remote(G0L-SMQA, G0L-SMIA, G0L-SMHA) I/O station of 16 point output, input, and combined. Fig.
  • Page 151 8. Installation and testing operation 8.1.3 Installation procedure of Fnet module Install standard configuration that is needed in system configuration, and select communication module relevant to the type of device. This communication module should be mounted when power is off. When mounting this communication module, check whether connector of base that module will be mounted has foreign matters or not, and check whether connector pin of this module is normal.
  • Page 152 8. Installation and testing operation 8.1.4 Cautions on installation of Fnet module All other station including this station should have different station number. If duplicated number is used in connection, communication error occurs and normal communication is not possible. If module is operated with normal communication, mode switch should be in Run mode. If mode switch of this module is set to test1 and turn the power on when other stations that are connected in network are already in communication, serious error may be occurred in communication of other stations.
  • Page 153 8. Installation and testing operation Choose one from both terminals in network system, connect its terminal connector with FG of PLC or installed device as the following. 10) If communication cable is connected...
  • Page 154 8. Installation and testing operation 8.1.5 Preparations during testing operation of Fnet module This explains contents to be checked before testing operation of Fnet communication module. 1 ) Co m m u n i c a t i o n m o d u l e t o b e m o u n t e d i n PLC Items to be checked Contents –...
  • Page 155 8. Installation and testing operation 8.1.6 Testing operation procedure of Fnet module This shows the sequence from completion of PLC installation to the testing operation. 1 ) Co m m u n i c a t i o n m o d u l e t o b e m o u n t e d i n PLC Starting Power on : (1) Check input power.
  • Page 156 8. Installation and testing operation 2 ) Co m m u n i c a t i o n m o d u l e t o b e m o u n t e d i n PC Starting Power : (1) Check input power.
  • Page 158 8. Installation and testing operation 8.2.2 E/O converter(Electric/optical signal converter) This module(G0L-FOEA) converts electric and optical signal of Fnet each other, and this can be configured as follows : 8-10...
  • Page 159 8. Installation and testing operation 8.2.3 Repeater(Electric signal restructure) Repeater(G0L-FREA) is used to restruct the electric signal of Fnet. Installation method is as follows : Terminal resistance Terminal resistance 종단 저항 종단 저항 Twist pair cable 트위스트 페어 케이블 GOL-FREA [When the signal between Fnet modules is restruct(to make the [Fnet 모듈간...
  • Page 160 8. Installation and testing operation Installation and testing operation of Mnet communication module 8.3.1 Mounting and installation In the type of Mnet communication module, there are G3L-MUEA and G0L-MUEA that is used in PC. Communication module can be mounted up to Max.4(including Fnet) in main base of GM1, GM2, and GM3 PLC.
  • Page 161 8. Installation and testing operation Fig. 8.3.1(B) Example of mounting of G0L-MUEA module in PC(mounted in 16 bit AT bus) Mnet communication module 16 bit extension slot Computer 8 bit slot Power F_connector Drop cable Terminal resistance(75Ω) 종단저항(75Ω) Terminal resistance(75Ω) 전원...
  • Page 162 8. Installation and testing operation Install standard configuration that is needed in system configuration, and select communication module relevant to the type of device. This communication module should be mounted when power is off on PLC. When mounting this communication module, check whether connector of base that module will be mounted has foreign matters or not, and check whether connector pin of this module is broken or not.
  • Page 163 8. Installation and testing operation 8.3.2 Cautions on system configuration All other station including this station should have different high speed link station number. If duplicated number is used in connection, communication error occurs and normal communication is not possible. Switch value on the front of module should not be duplicated. If module is operated with normal communication, mode switch should be in On-line mode.
  • Page 164 8. Installation and testing operation 2 ) C o m m u n i c a t i o n m o d u l e t o b e m o u n t e d i n IBM-PC Items to be checked Contents –...
  • Page 165 8. Installation and testing operation 2) Communication module to be mounted in PC Starting Power on : 1) Check input power. 2) Check the connection of communication cable. 3) Power on. 4) Check booting status of PC. If booting is not performed, check port address and memory address which are set in communication module and set memory so as not to be duplicated with other devices used in PC.
  • Page 166 8. Installation and testing operation Repair and check Perform routine check and regular check to maintain the best status of this communication module. 8.4.1 Daily check 1 ) Ma s t e r o f Fn e t Items of routine check are as following table : Table 8.4.1(A) Items of routine check Items to be checked Contents...
  • Page 167 8. Installation and testing operation 3) Co m m u n i c a t i o n m o d u l e o f Mn e t Items of routine check are as following table : Table 8.4.1(C) Items of routine check Items to be checked Contents Criteria of decision...
  • Page 168 9. Troubleshooting Chapter 9 Troubleshooting This chapter explains all of error contents which may occurs during system management, cause detection, and how to take action. If error occurred in communication module, error contents are displayed through LED of communication module. At this time, user can read error indication(Ex. FMM_06) according to appropriate LED status from Appendix, and perform troubleshooting according to error code(Ex.
  • Page 169 9. Troubleshooting Table 9.1(D) Abnormal operation of high speed link function Error code Error indication Error contents This error happens when high speed link parameter is High speed link parameter error in error E03-01 not set well or not set at all, or it is broken, after setting status dialog box.
  • Page 170 9. Troubleshooting Troubleshooting by each error code 9.2.1 Error code E00-01 : Hardware error E00-03 : Hardware error of option module Hardware error of self diagnosis Is authorized Check power/voltage. power normal? Does installation Complement installation environment fit to environment. specification? Restart the power.
  • Page 171 9. Troubleshooting 9.2.2 Error code E00-02 : Interface error Interface error Check power/voltage. Is authorized power normal? Change the condition of ambient Does environment so as to be in the installation environment fit to range of general specification. specification? Is communication module Exactly mount communication exactly mounted in main module into main base.
  • Page 172 9. Troubleshooting 9.2.3 Error code E00-04 : I/O initialization error of FSM(Fieldbus Slave Module) I/O module initialization error Check power/voltage. Is authorized power normal? Change the condition of ambient Does installation environment fit environment so as to be in the to specification? range of general specification.
  • Page 173 9. Troubleshooting 9.2.4 Error code E01-01 : Communication failure in Fnet E01-02 : Communication failure in Mnet E01-03 : Communication failure in FOU group Network check Are there Change the station number duplicated station numbers in so as not to be duplicated. entire network? Reduce the cable length within specified range.
  • Page 174 9. Troubleshooting 9.2.5 Error code E02-01 : PLC interface error during operation Interface error during operation Is the type of CPU error Is the I/O and interface error of type of CPU error interface error of communication special module? module? Securely mount error module.
  • Page 175 9. Troubleshooting 9.2.6 Error code E02-02 : Slave mounting and writing interface error during operation I/O interface error Is authorized power Check power/voltage. normal? Change the condition of ambient Does installation environment so as to be complied environment fit to with general specification range.
  • Page 176 9. Troubleshooting 9.2.7 Error code E03-01 : High speed link parameter error Parameter error of high speed link Repair the battery and Is the backup battery of download program and CPU normal? parameter. Correct the link setting according network type, slot, to network type, station number, and self station number of the link setting identical with...
  • Page 177 9. Troubleshooting 9.2.8 Error code E03-02 : High speed link not run High speed link is not operating. Set appropriate link-enable to Is link-enable set to ‘On’? ‘On’. Correct the link setting network type, slot, according to network type, and self station number of the station number, and slot link setting identical with appropriate...
  • Page 178 9. Troubleshooting 9.2.9 Error code E03-03 : Run link contact of high speed link not ON Run link of high speed link is not operating. Perform troubleshooting Is high speed link according to error code E03-02 of each station operating well? for each station.
  • Page 179 9. Troubleshooting 9.2.10 Error code E03-04 : Trouble contact of high speed link ON Link trouble contact On Is there Turn the power on again after any station that the power performing necessary action. is off? Set appropriate link-enable to Is link-enable of each ‘On’...
  • Page 180 9. Troubleshooting 9.2.11 Error code E04-01 : Execution error of Fnet communication command E04-02 : Execution error of Mnet communication command Communication command error of Fnet Correct them by referring to there any errors of communication command and communication command technical data.
  • Page 181 9. Troubleshooting 9.2.12 Error code E05-01 : Time out error in GMWIN communication GMWIN communication error Check the Is there any problem in the disconnection and connection of RS-232C connection of cable. cable? Set again the port to be Is communication port used for GMWIN correctly set? communication.
  • Page 182 9. Troubleshooting 9.2.13 Error code E05-02 : Internal error of Fnet/Mnet GMWIN communication Internal communication error of GMWIN Is there Check the any problem in the connection disconnection and of RS-232C cable? connection of cable. Set again the port to be Is communication port used for GMWIN set correctly?
  • Page 183 Appendix Appendix A1 LED Specifications A1.1 LED specifications of Fnet master module Units to be applied : G3L-FUEA, G3L-FUOA, G4L-FUEA, G6L-FUEA G5L-FUEA, G0L-FUEA ⊙ RUN ⊙ ⊙ LAS ⊙ ⊙ TOKEN ⊙ TOKEN ⊙ TX/RX ⊙ ⊙ FAULT TX/RX ⊙ FAULT LED indication spec.
  • Page 184 Appendix TX/RX : Indicates that self station is receiving data from other station or sending self data. – On : Indicates that it is sending or receiving. – Off : Indicates that there is no Tx/Rx frame. FAULT : This is a LED indicating whether error occurred in communication module, which becomes 'Off' during normal operation, and flashes at 1 sec.
  • Page 185 Appendix Table A.1.1 LED indication contents of Fnet master group Segment Error type LED status Error contents Being in self diagnosis of internal memory 1 in this FMM_00 module Being in self diagnosis of internal memory 2 in this FMM_01 During power on module FMM_02...
  • Page 186 Appendix A1.2 LED specifications of slave module Units to be applied : G3L-RBEA, G3L-RBOA, G4L-RBEA LED position ⊙ RUN ① LED 0 ② LED 1 ⊙ TOKEN ③ LED 2 ⊙ TX/RX ⊙ FAULT ④ LED 3 ⑤ LED 4 ⊙...
  • Page 187 Appendix (4) FAULT(LED 3) – Flash : Flashes when communication error/service error occur in link module. – Off : Indicates being in normal operation. ☞ If it flashes at intervals, it means that there is an error in communication cable. Thus, check the followings : ①...
  • Page 188 Appendix Table A.1.2 LED indication specifications of slave group Segment Error type LED status Error contents FSM_00 Being in self diagnosis of internal memory 1 in this module FSM_01 Being in self diagnosis of internal memory 2 in this module During power FSM_02 Being in self diagnosis of communication...
  • Page 189 Appendix A1.3 LED specifications of stand-alone type remote module(G0L- SMQA/SMIA/SMHA) LED status Segment Error type Error contents PWR/ONTX/ERR Being in normal FSM_30 Being in normal communication communication Abnormal FSM_31 Bad communication status communication Self diagnosis error of communication or system error FSM_32 System error during operation...
  • Page 190 Appendix A1.7 LED specifications of Mnet communication module Units to be applied : G3L-MUEA, G0L-MUEA LED position ⊙ RUN ① LED 0 ⊙ TX ② LED 1 ⊙ RX ③ LED 2 ⊙ IN-RIGNG ④ LED 3 ⊙ FAULT ⑤ LED 4 LED indication spec.
  • Page 191 Appendix Table A1.7 LED specifications of Mnet MCM group Segment Error type LED status Error contents Inspection on inside of CPU and 256k RAM after MCM_00 communication module H/W reset. Communication module 256k RAM inspection normal. MCM_01 Inspection on communication module modem and TBC. Inspection on communication module modem and TBC normal.
  • Page 192 Appendix Communication module setting in the Fnet/Mnet PC Units to be applied : G0L-FUEA/G0L-MUEA Hardware setting : For PC communication module, Fnet module(G0L-FUEA) uses 32kbytes, Mnet module(G0L-MUEA) 64kbytes. Therefore, user must set to I/O address and memory base address in order that memory area may not overlap with other modules mounted on PC.
  • Page 193 Appendix STATUS code value and description for Function block A3.1 Error received from communication module Error No. Description (Decimal) OK(Success : No error) Physical layer error of link side(Tx/Rx impossible) – Cause of self error and other station's power off, other station No. writing error, and failure, etc. There is no identifier of function block to be received in communication channel.
  • Page 194 Appendix Object access unsupported – Out of VMD specific and symbolic address or exceeded max. value of data length Received via another error code than specified code(Other company's communication code value) – Receiving another error code value than specified. A3.2 STATUS values indicated in CPU Error processed within communication commands Error No.
  • Page 195 Appendix Outward dimension A4.1 For mounting GM1/2/3 Fnet units to be applied G3L-FUEA, G3L-FUOA, G3L-RBEA, G3L-RBOA G3L-FUEA TOKEN TX/RX FAULT ×10 ×1 MODE 0:ON-LINE 1:TEST1 2:TEST2 CON1 CON2 130.5 Unit : mm A-13...
  • Page 196 Appendix Mnet units to be applied G0L-MUEA G3L-MUEA IN RING FAULT ×10 ×1 MODE 0:ON-LINE 1:TEST1 2:TEST2 130.5 Unit : mm A-14...
  • Page 197 Appendix A4.2 For mounting GM4 Fnet G4L_FUEA, G4L-RBEA G4L-FUEA TOKEN TX/RX FAULT ×10 ×1 MODE 0:ON-LINE 1:TEST1 2:TEST2 CON1 CON2 121.5 Unit : mm A-15...
  • Page 198 Appendix A4.3 For mounting GM6 Fnet G6L-FUEA TOKEN TX/RX FAULT G6L-FUEA MODE 0:ON-LINE 1:TEST1 2:TEST2 CON1 CON2 A-16...
  • Page 199 Appendix A4.4 For mounting on PC(computer) G0L-FUEA G0L-MUEA Unit : mm A-17...
  • Page 200 Appendix A4.5 Fnet option module Units to be applied ● Stand-alone remote (G0L-SMQA/G0L-SMIA/G0L-SMHA) ● Repeater(G0L-FREA) ● Optical, electric signal switching module(G0L-FOEA) A-18...

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