User`s manual
Contents
1. Addr 16 IP 192 168 0 102 Slave Figure 10 Flow of messages through EGW1 MB in Master mode Thus EGW1 MB in Master mode searches on a configurable list the Address of the messages it receives searches the corresponding range and obtains the IP of the slave that will receive the message The list has a maximum of 8 possible IP groups An IP address corresponds to each group The first group of slaves is identified as A and the last one as H To configure the Modbus TCP slaves list through the EGW1 MB Web page Select TCP Slaves from the menu You will see the Slaves list To enable a range check the corresponding box A H Type the First and the Last ID for the range to be sended to the destination IP Address Enter the IP Address of the Modbus TCP Slave Click on the Send button to make the EGW1 MB take the changes made Rev 4 Page22 EGW1 MB User s Manual Exemys eXemys Slaves First Unit Last Unit IP Address FA E Bp rsz1680100 FB fo s rsz1680105 EC INN ps rz168095 Network ae Ere igncm FE o 49 rsz1691030 Modbus rE K n SA Modbus TCP rc IE 3 13 Modbus RTU ASCII TH m ES 92168 0100 TCP Slaves Statistics Sendi Advanced ID and IP addreEGW1 MB s of Modbus TCP slaves may be altered through the command console by executing the SLVSET SLVDEL and SLVLIST commands The SLVLIST command will allow you to see the configuration of each en2. from the slave It is expreEGW1 MB d in milliseconds 3 2 8 3 Slave Address Slave Mode The field Unit ID of a Modbus TCP message is conceived to direct multiple slaves to a same IP address Some old applications presume the existence of an only Slave for each IP address and always send the ID field in 0 EGW1 MB in Slave Mode can be configured to translate all messages from any Unit ID into a fixed determined address This option may or may not be enabled and also you may configure the fixed address to which you wish the messages to be translated Please note that enabling this option means a restriction to an only serial slave To enable or disable this option or to change the fixed address from the configuration Web Page e Select Modbus TCP from the menu e Enter the fixed Slave address and check the box to enable the option e Click the Send command to make the EGW1 MB take the changes From the command console you may execute the SLVADDR command Table 16 SLVADDR command Command Description Enables Disables or changes the fixed address to which the Mode Slave ID address will be translated D Disabled 1 255 Enabled Fixed Address SLVADDR D 1 255 Rev 4 Page27 EGW1 MB User s Manual Exemys WWW exemys com 3 28 4 Broadcast Address Slave Mode When using Slave mode you may configure EGW1 MB to translate broadcast messages to an address that may be fixed or not These parameter will no
3. 7 Figure 3 I O location scheme 8 Figure 4 Jumpers 8 Figure 5 RS 232 Connection to a PC 9 Figure 6 RS 485 and RS 422 Network 10 Figure 7 UTP cable 10 Figure 8 UTP crossover network cable 11 Figure 9 Master Slave and Slave Multimaster modes 16 Figure 10 Flow of messages through EGW1 MB in Master mode 22 Figure 11 Flow of messages through EGW1 MB in Slave mode 24 Figure 12 Exemys Device Locator 32 Figure 13 Assembly of the device on DIN rail 35 Figure 14 Disassembling of the device 35 www exemys com Rev 4 Pageiv EGW1 MB User s Manual Exemys Chapter 1 Introduction www exemys com 1 1 The Manual 1 1 1 Purpose of the manual The purpose of this manual is to provide instructions for the fast and simple installation and operation of EGW1 MB over you Ethernet network The manual starts with the product description and then provides instructions for proper installation of its hardware Later on it includes detailed information on EGW1 MB configuration and operation 1 1 2 Conventions terms and acronyms The acronyms used in this manual are listed in the following table Table 1 Acronyms Acronym Description ARP Address Resolution Protocol bps Bits per second HTTP HyperText Transfer Protocol IP Internet Protocol LAN Local Area Network PC Personal Computer UDP User Datagram Protocol TCP Transmission Control Protocol DHCP Dynamic Host Configuration Protocol GN
4. 8 Tl B instant Message B WebMail E Calendar Rev 4 Page13 WWW exemys com EGW1 MB User s Manual Exemys WWW exemys com EGW1 MB will ask for the password to enter to the page Type admin as user name and then the password to enter 3 You will see the EGW1 MB configuration web page On the left side you will find the menu and on the right side you will find the configuration page 3 1 3 TCP Configuration Command Console EGW1 MB supplies a command console to allow configuration by TCP in the port23 The machine will only administer one connection in this port thus preventing the device to be configured in simultaneous consoles To enter the console establish a telnet connection to port 23 In Windows open a window of commands and type the following command telnet 192 168 0 105 When the connection is established EGW1 MB will show a welcome message to the configuration command console EGW1 MB Modbus TCP to Modbus RTU Converter V1 3 Password EGW1 MB will ask for a Password You will then have three opportunities to enter your password After that the console will be blocked for 5 seconds before allowing you to re enter your password 3 1 4 Serial Configuration Command Console Locally you can access the serial port command console by connecting COM A to a RS 232 port of a PC To such effect you must have a serial terminal program Windows HyperTerminal or the like The communications program mu
5. ID for the range of each serial port Click on the Send button to make the EGW1 MB take the changes made Com First Unit Last Unit A noc D B ho s Send First and Last Unit ID of Modbus ASCII RTU slaves may be altered through the command console by executing the COMSLV command Table 12 COMSLV command Command Description Changes an entry on the Modbus ASCII RTU slaves list x A B C or D FID First Unit ID 1 255 LID Last Unit ID 1 255 COMSLVx FID LID 3 2 7 Configuration of Slave Mode with multiple Masters EGW1 MB may handle up to 8 remote Modbus TCP masters in slave mode So EGW1 MB maintains up to 8 TCP connections with the multiple masters from which EGW1 MB will receive the messages that will be translated to the Modbus RTU or Modbus ASCII slaves Rev 4 Page24 EGW1 MB User s Manual Exemys WWW exemys com If all 8 connections are covered by 8 Modbus TCP masters and a ninth master tries to connect EGW1 MB will automatically close the oldest connection to allow the connection to the new master 3 2 8 Advanced Modbus Configuration Parameters 3281 Exceptions EGW1 MB may be configured to answer or not to answer to the master to exceptions concerning errors in the communication with the slaves If the option is disabled EGW1 MB will answer the errors with silence If the option is enabled EGW1 MB will return an exception code as follows Slave Mode In Slave Mode you may configur
6. The serial master con only be attached to COM A 3 2 1 3 Slave Mode with Multiple Masters EGW1 MB allows you to handle up to 8 Modbus TCP remote masters while it translates their messages to local Modbus ASCII or Modbus RTU slaves in the serial connection RS 232 485 422 If EGW1 MB receives interrogations from one master before an answer is given to another one EGW1 MB will save the interrogations to interrogate one slave at a time Translation of messages is done in the same way than in Slave Mode 3 2 2 EGW1 MB General Configuration In this chapter we will focus on the general aspects of EGW1 MB configuration 3221 How to obtain help trom the command console To obtain help regarding a specific command you can type the command followed by an interrogation mark The console will display a help message the syntax and a descriptive text gt port PORT sss Listen Port 1 65535 gt By executing the HELP command you will be able to read a complete list of all available commands with their syntax and a descriptive text 3 2 2 2 Access Key to Configuration Both the TCP configuration console and the web page are protected by an access key The device administrator may assign an access key for these resources thus supplying safe access to EGW1 MB configuration To change the access key through the Web page Select Advanced from the menu you will see the advanced configuration page Enter the Password in the New P
7. and powered according to its ratings and installation instructions The unit shall be powered from a NEC class 2 source of supply or a LPS source having an output rated 9 26 Volts AC 9 30 Volts DC 200 mA min The installation of this product inside shall be in accordance with the NEC specifically Article 725 54 Wiring from to this unit is to be Class 2 wiring and shall be segregated from other wiring in the equipment as noted in the NEC 9 30 Vdc 9 26 Vac Figure 2 Power Input Connection Scheme 2 2 Inputs Outputs The amount of inputs outputs supplied by EGW1 MB is indicated in the product code Table 3 Inputs Outputs 1 0 maan Inputs Outputs EGW1 1C4C IA MB Both configurable up to 4 EGW1 1044 IA MB 4 4 EGW1 114C IA MB Both configurable up to 4 EGW1 224C IA MB Both configurable up to 4 www exemys com Rev 4 Page7 EGW1 MB User s Manual Exemys www exemys com Vin Vin GND Vin Vin GND RxA TxA TxB RxB Rx Ag EX AN S a Power Power Power p A p THA E E E C We TRA TRA RA RA TRC TRC TRD TRD TRB TRB 1 011 0 1 0 1 0 E OE OR MO 1 A 3 oi 1 220 3 1 011 0 1 0 1 0 1 2 3 EGW1 1CAC IA MB EGW1 1044 IA MB EGW1 224C IA MB EGW1 114C IA MB Figure 3 I O location scheme Figure 4 s
8. mode the EGW1 MB maintains a lists of communication statistics These are intended for diagnostics of problems Statistics differ from in Master mode or in Slave mode To read the statistics from the command console you can type the command STATSLIST At any time you can re start statistics by typing the STATSCLEAR command Table 21 Statistics Command Description STATSLIST List statistics STATSCLEAR Clear all statistics Statistics can be read through the Web Page selecting Statistics from the menu 3 2 10 1 Reading Statistics using Modbus commands If the inputs outputs option is enabled statistics can be read as if they where holding registers In this tables you can see on which address they are mapped Each one of them is an integer long word Slave Mode 40002 40003 TCP Requests Count 40004 40005 TCP Wrong Requests 40006 40007 TCP Unbuffered Requests 40008 40009 TCP 1 0 Requests 40010 40011 TCP I O Exceptions 40012 40013 TCP Serial Requests 40014 40015 TCP Other Exceptions 40016 40017 TCP Socket Openings 40018 40019 TCP Opened Sockets 40020 40021 TCP Inactivity timeout closes 40022 40023 TCP Socket waiting Closes 40024 40025 Serial Valid Responses 40026 40027 Serial Parity Errors 40028 40029 Serial CRC LRC Errors 40030 40031 Serial Length Errors 40032 40033 Serial Wrong Unit Responses 40034 40035 Seri
9. of configuration through the web page by executing the WEBCFG command Table 6 WEBCFG command Command Description Enables or disables configuration through the Web page WEBCFG E D E Enables D Disables 3 2 2 4 How to reset to manufacturer s configuration At any time EGW1 MB administrator may reset the original manufacturer s configuration This option may be executed both through the Web page and through the command console To reset the original manufacturer s configuration from the EGW1 MB Web page Select Advanced from the menu you will see the advanced configuration page Click on the Set EGW1 MB to Factory Defaults button A message will appear asking you to confirm the action Rev 4 Page18 EGW1 MB User s Manual Exemys WWW exemys com Select Yes if you want to reset EGW1 MB to Factory Default Configuration Reset SSE Set SSE to Factory SANNE From the command control you may execute the FACTRESET command to reset the original configuration This command must be entered twice for EGW1 MB to reset its predetermined configuration Table 7 FACTRESET command Command Description Resets the original manufacturer s configuration FACTRESET This command must be entered twice for the EGW1 MB to reset the manufacturer s configuration 3225 EGWI MB Reset If necessary EGW1 MB may be reset at any time To reset EGW1 MB through the Web page Select A
10. one of the connections A 3 Mouting The device should be mounted on a DIN rail as shown in figure 15 to allow it to place on electric panel control panel cabinets and interconnection cases Make the upper side of the device fit the DIN rail A and then push gently until you hear a Click B Rev 4 Page34 EGW1 MB User s Manual Exemys Figure 13 Assembly of the device on DIN rail To disassemble the device of the rail DIN figure 16 pull down the metallic clip and then remove it C Figure 14 Disassembling of the device WWW exemys com Rev 4 Page35 EGW1 MB User s Manual Exemys A 4 Technical Specifications Network Protocols Network Interface Serial Protocols Serial Interface Devices Supported InputsiOutputs Management Indicators Dimension Weight Pow er supply Environmental Guarantee Support WWW exemys com TCP IP UDP TELNET HTTP DHCP ICM P ARP MODBUS TEP Ethernet 10 BaseT RJ45 connector MODBUS ASCII MODBUSRTU 2321485422 serial ports in pluggable terminal blocks Any RS232 485 422 Serial Port device using Modbus Protocols requiting Ethernet access Inputs NPN Sinking 35 to 28 Volts DC 1 to mA max Qutputs NPN Sourcing high drive open collector 3t045 Volts DC 130 mA max per channel Industrial plugabble terminal blocks HTTP S
11. yet finished to arrive After the lapse of the maximum time period EGW1 MB will presume the packet has finished its arrival The packet timeout is calculated as units of time of a byte being the minimum of 3 bytes To configure these parameters through the EGW1 MB Web Page Selected COM Ae Baud Rate 8600 F Parity NONE x Com Type R5232 Protocol asci RTU Packet Time Out 3 50 Send n models with more than one serial port select the COM to configure Change any values as necessary Click on the Send button so the EGW1 MB may take the changes You may also configure these parameters from the configuration command console Replace X with A B C or D depending on the serial port to configure www exemys com Rev 4 Page20 EGW1 MB User s Manual Exemys Table 9 Serial Port Configuration Command Description Configures the COM X rate of transference by bits per second Possible values BAUDx Baud rate are 2400 4800 9600 14400 19200 28800 38400 57600 o 115200 Models with 1 serial port also support 1200 bps Configures COM X parity PARITYx N E N NONE O COMTYPEx 0 1 2 Selects between Modbus ASCII and Modbus RTU in COM X FORMATx R A R Modbus RTU A Modbus ASCII PKTTOUTx Modbus RTU Packet Timeout in COM X 3 2 4 Slave or Master Mode Configuration In Slave mode you will be able to connect serial Slaves Modbus ASCII or Modbus RTU devices
12. D Ground Reference The conventions listed below are used in this manual Table 2 Conventions Convention Description AIBIC A set of possible values for command parameters You can type A B or C n m A range of possible values You can type any value in the range including n and m text Any text such as a server address aaa bbb ccc ddd An IP Address Rev 4 Page5 EGW1 MB User s Manual WWW exemys com 1 2 Product Description Exemys EGW1 MB is a converter from Modbus ASCII RTU to Modbus TCP and vice versa It also supplies digital outputs inputs that can be handled independently when acting as Modbus slave When EGW1 MB receives a Modbus TCP message from a remote Master it converts that message into Modbus ASCII RTU When EGW1 MB receives a Modbus ASCII RTU messages from the local serial Master EGW1 MB uses a list that can be configured by the user to decide to which IP address the Modbus TCP message will be sent EGW1 MB is a complete solution for the connectivity of devises with Modbus communication Protocol that supplies as a special feature built in digital inputs outputs Im ZS Web Browser Configuration Master TCP Console Serial Console Master or Slaves Modbus ASCII RTU Figure 1 Example of application Rev 4 Page6 EGW1 MB User s Manual Exemys Chapter 2 Installation 2 1 Power Connection This product must be installed
13. PC EGW1 MB is DB9 Female m TxA RxA Figure 5 RS 232 Connection to a PC 2 3 2 RS 485 and RS 422 Connection RS 485 422 ports can be connected to a RS 485 422 network when properly configured as shown in figure 6 Rev 4 Exemys Page9 EGW1 MB User s Manual Exemys EGW1 MB Figure 6 RS 485 and RS 422 Network 2 4 Ethernet Connection 2 4 1 Connection through a Hub or Switch A UTP network cable is used to connect EGW1 MB to the Ethernet through a Hub or Switch EGW1 MB HUB Figure 7 UTP cable www exemys com Rev 4 Page10 EGW1 MB User s Manual Exemys 2 4 2 Direct PC Connection EGW1 MB can be connected directly to a PC without the need for a LAN A UTP crossover network cable can be used for this connection EGW1 MB PC Figure 8 UTP crossover network cable www exemys com Rev 4 Page11 EGW1 MB User s Manual Exemys Chapter 3 Configuration and Operation 3 1 Getting Started The first step consists in obtaining an IP address for EGW1 MB by any of the following means Using the Device Locator application program most recommended method Forcing an IP address entry to the ARP table Locally by accessing the command console provided by EGW1 MB at the serial connection Once EGW1 MB has an IP address the rest of the parameters can be configured By accessing the configuration web page of the equipment most recom
14. Protocol Converter EGWT1 IA MB User s Manual exemys Internet Enabling Solutions www exemys com EGW1 IA MB User s Manual Exemys ISO 9001 2008 Certification DEVICES APPROVED BY LISTED UL60950 16WU Registered Mark Exemys Products are in constant evolution to satisfy our customer needs For that reason the specifications and capabilities are subject to change without prior notice Updated information can be found at www exemys com Copyright Exemys 2006 All Rights Reserved Rev 4 www exemys com Rev 4 Pageii EGW1 IA MB User s Manual Exemys Table of Contents INTRODUCTION 5 1 1 The Manual 5 1 1 1 Purpose of the manual 5 1 1 2 Conventions terms and acronyms 5 1 2 Product Description 6 INSTALLATION 7 2 1 Power Connection 7 2 Inputs Outputs 7 2 3 Serial Connection 8 2 3 1 RS 232 Connection 9 2 32 RS 485 and RS 422 Connection 9 2 4 Ethernet Connection 10 2 4 1 Connection through a Hub or Switch 10 2 4 2 Direct PC Connection 11 CONFIGURATION AND OPERATION 12 3 1 Getting Started 12 3 1 1 IP Address Configuration 12 3 12 Access to configuration Web page 13 3 1 3 TCP Configuration Command Console 14 3 1 4 Serial Configuration Command Console 14 3 1 5 Configuration of Network Basic Parameters through the console 15 3 2 Operation 16 3 2 1 Introduction 16 3 2 2 EGW1 MB General Configuration 17 3 2 3 Serial Port Configuration 19 3 2 4 Slave or Master Mode Configuration 21 3 2 5 Configurati
15. al Other Errors 40036 40037 Serial Responses Timed Out Rev 4 Page30 EGW1 MB User s Manual WWW exemys com Master Mode 40002 40003 Serial Requests Count 40004 40005 Serial Parity Errors 40006 40007 Serial CRC LRC Errors 40008 40009 Serial Length Errors 40010 40011 Serial Other Errors 40012 40013 Serial IO s Requests 40014 40015 Serial IO s exceptions 40016 40017 Serial Rejected Broadcasts 40018 40019 Serial Wrong Unit Requests 40020 40021 Serial Other exceptions 40022 40023 TCP Socket Openings 40024 40025 TCP Failed Socket Openings 40026 40027 TCP Opened Sockets 40028 40029 TCP Unexpected Closings 40030 40031 TCP Inactity Time Out Closes 40032 40033 TCP Valid Responses 40034 40035 TCP Invalid Headers 40036 40037 TCP Responses Timed Out To clear the statistics write on Holding Register 40001 a value different to zero Rev 4 Exemys Page31 EGW1 MB User s Manual Exemys Appendix A A Appendix WWW exemys com A 1 Device Locator Application The Exemys Device Locator Application Program is intended to use for the basic configuration of any Exemys device over your ethernet network It allows to search identify and configure the basic network parameters This simple application program is distributed with any Exemys product in the accompanying CD You can also download the latest version of this prog
16. assword box and type it again to confirm Click on the Change Password button so the EGW1 MB may take the changes New Password Retype New Password a Change Password The administrator may change the access key for the command console both through TCP or locally through the serial port by executing the PASSWORD command www exemys com Rev 4 Page17 EGW1 MB User s Manual Exemys WWW exemys com Table 5 PASSWORD command Command Description Changes the access key for remote configuration TCP command console or configuration Web Page The key word must not have more than 10 characters PASSWORD password 3 2 2 3 Enabling and Disabling Web Configuration The administrator may enable or disable EGW1 MB configuration through the Web page Once disabled the administrator will only be able to access the configuration remotely through the TCP command console or locally by the serial command console In both cases the administrator will be able to re enable Web Configuration To enable or disable EGW1 MB Web Configuration through the Web page Select Network from the menu you will see the Network configuration page Select the Web Configuration Enabling from the combo box Click on the Send button so the EGW1 MB may take the changes Web Configuration ENABLED DISABLED ENABLED Send EADE k E From the command console via TCP or serial you may enable or disable the option
17. at moment communication with the equipment will be interrupted If you are not sure close communication without typing the END command gt To change the netmask enter the following command gt netmask 255 255 255 0 Ok Netmask 255 255 255 0 NOTICE This parameter will be accepted upon execution of the END command At that moment communication with the equipment will be interrupted If you are not sure close communication without typing the END command gt You can change the Gateway using the gateway command Enter the following command gt gateway 192 168 0 200 Ok Gateway 192 166 20 200 NOTICE This parameter will be accepted upon execution of the END command At that moment communication with the equipment will be interrupted If you are not sure close communication without typing the END command gt Enter the END command for EGW1 MB to accept the network parameter changes You will lose communication with the equipment if the commands were entered from the TCP console www exemys com Rev 4 Page15 EGW1 MB User s Manual Exemys www exemys com 3 2 Operation 3 2 1 Introduction EGW1 MB translates the Modbus TCP messages received from remote masters into Modbus ASCII RTU messages to serial local slaves Slave Mode or translates the Modbus ASCII RTU messages from serial local master into Modbus TCP to remote slaves Master Mode Slave mode can handle up to 8 Modbus TCP
18. ce founded by the Device Locator X Select the device in the grid and click on the Deus TEASE tees button or open the ips p T DEFOA and select the Properties command You will see m the Properties dialog box Firmware Version 1 34 All Exemys devices provides a Remote Configuration Morbo Password This password is used for the Web Host Name JEGW1 MB configuration page and remote command Console in Enable DHCP the device Enter this password in the Enter current P AAE password box if the device has a configured password Netmask 255 255 255 Gateway 132168 0 200 You can type an IP Address Netmask and Gateway IP Address or you can click on the Use DHCP check Cancel box to make the device search a DHCP Server Click on the Ok button so the Device Locator sends this information to the device f the password is not correct the Device Locator will show a Error Response from MAC Address XX XX XX XX XX XX The device will not respond any message send by the Device Locator software within the first 5 seconds after an incorrect password configuration attempt This is to avoid any brute force method to change the network parameters of the device f the device does not respond the Device Locator will show a No Response from Device message Make sure the device is turned on and connected to the ethernet network The Exemys device will reset so the changes in the configuration take effe
19. ct Click on the Close button to close the Properties dialog box After a few seconds the device being reset will answer again to the requests of the Device Locator software Click on the Query network button to refresh the grid and make sure the parameters were changed Rev 4 Page33 EGW1 MB User s Manual A 2 Indicator Leds Codes Exemys WWW exemys com EGW1 MB features two indicator LEDs green and yellow The Yellow and it shows the general working order of the equipment The green led indicates data incoming status Table 22 Indicator Leds Codes Yellow Led Green Led Description It flashes alternately with Green Led Yellow Led It flashes alternately with the Critical failure It is steady on EGW1 MB is searching for a DHCP server on the network It is second on and second off EGW1 MB is waiting for an IP address configuration ping or the CFG command to be entered It blinks like a beacon 9096 of a second off and the remaining 1096 on EGW1 MB has an IP address and a carrier link on the connection This is the normal operation status It is 9096 of a second on and the remaining 10 off It has no IP address and it could not find a DHCP server It will search the DHCP server at 60 second intervals It blinks very fast Absence of carrier on the link It is steady on and it turns off for shorts periods of time EGW1 MB has detected Data in
20. dvanced from the menu you will see the advanced configuration page Click on the Reset EGW1 MB button A message will appear asking you to confirm the action Select Yes if you want to reset EGW1 MB From the command console you may reset EGW1 MB by executing the RESET command This command must be executed twice for the EGW1 MB to reset Table 8 RESET command Command Description Resets EGW1 MB This command must be executed twice for EGW1 MB to reset 3 2 3 Serial Port Configuration Configuration parameters are Baud Rate Serial Port rate of transference by bits per second Possible values are 2400 4800 9600 14400 19200 28800 38400 57600 and 115200 Models with 1 serial port also support 1200 bps Parity Type of parity Possible Values are NONE without parity EVEN Even parity and ODD Odd parity Rev 4 Page19 EGW1 MB User s Manual Exemys Type of COM You may select RS 232 RS 485 or RS 422 depending on the EGW1 MB s model Protocol or Format You may select Modbus ASCII or Modbus RTU When you select Modbus RTU the serial transmission pattern will be of 8 bits If you select Modbus ASCIl data bits will be 7 Packet Timeout only for Modbus RTU Modbus RTU packets are divided by time periods This parameter allows to change the maximum time to be calculated after the reception of the last byte of the packet during which EGW1 MB will presume that such packet has not
21. e ARP table of a PC in the network The Windows ARP table must have at least one IP address other than its own in order for the ARP command to work Be sure the ARP table has at least one entry with the command arp a If the local machine is the only entry send a ping to another device in the network Then add the entry to the ARP table of the PC entering the following command arp s 192 168 0 105 00 90 C2 XX XX XX In Unix the command to add an entry to the ARP table is the following arp s 192 168 0 105 00 90 C2 XX XX XX Send a ping to the IP address you added to the ARP table on the previous step by entering the following command ping 1925 168 0 105 t The t option will cause the ping to be continuously sent Turn EGW1 MB on The equipment will only respond after a few seconds Once EGW1 MB has responded to the ping you will have access to the equipment over the network 3 1 2 Access to configuration Web page Once EGW1 MB has a valid IP address you may access the web page to configure the rest of the parameters You must use a web navigator that allows the use of Java Scripts 1 If your web navigator is configured to search for a Proxy server disable that option 2 Type the EGW1 MB IP address in the address field of your navigator ps http home netscape com Netscape File Edit View Go Communicator Help i x m oo d A a Back Forward Reload Home Search lt a Bookmarks 4 Go to f192 168 0 105 M
22. e the TCP option Exception To do so through the configuration Web Page Select Modbus TCP from the menu Enable or Disable TCP Exceptions from the combo box Click on the Send button to make the EGW1 MB take the changes Tcp Exceptions ENABLED Inactivity Time Out 0 3600 sec ENABLE Send ENABLE From the command console you must execute the TCPEXCEP command Table 13 TCPEXCEP command Command Description Enables or disables exceptions in mode Slave TCPEXCEP E D E Enabled D Disabled In Slave Mode EGW1 MB will send only one exception Ox0A This exception is produced because The message has a slave address that is not configured in the slave list only for models with more than one channel Ox0B This exception is produced by Error in the serial parity Error in serial CRC LRC Error in serial Frame No answer was received during the waiting period of the message Message timeout Rev 4 Page25 EGW1 MB User s Manual Exemys WWW exemys com Master Mode In Master Mode you may configure the COM Exception option To do so through the configuration Web Page Select Modbus RTU ASCII from the menu Enable or Disable COM Exceptions from the combo box Click on the Send button to make the EGW1 MB take the changes Com Exceptions ENABLED DISABLED ENABLED Salactad COMA 4 vl From the command console you may exec
23. erver password protected TELN ET Console passw ord protected serial RS232 Console Status Led Data Link Led 4 114x 100 x22 5 mm K 449 x 394 x 0 89 in HXW xL 0 31 Lbs 0 140 Kg Must be from a Class 2 or LPS source 9 to 26 Volts AC 9 to 30 Volts OC 200 mA max Operating temperature 23 to 149 F 5 to 65 C Storage tem perature 40 to 167 F 40 to 75 C 1 year guarantee Technical support included Rev 4 Page36 EGW1 MB User s Manual Exemys RS485 Port Connection INCORRECT CORRECT Connections Connections Concatenation Daisy Chain resistance Advantages 120 Ohms Avoid reflections that produce errors in the communication Essential for long distances Disadvantages Are placed on both ends of the RS485 line Slightly constricts the signal www exemys com Rev 4 Page37
24. hows inputs outputs location in the EGW1 MB connector Inputs outputs are numbered starting at 0 Consequently the first input will be 10 and accordingly the first output will be OO In models EGW1 XX4C IA MB I O terminals may be configured as Inputs or Outputs depending the needs This configuration is done in a hardwired manner changing the jumpers accordingly In figure 5 is shown the jumpers detail for the 4 terminals To access this jumpers open the EGW1 MB case and pull out 18 To make a terminal an output short circuit the jumper Out of that terminal with the common pin middle 32 a To make a terminal an input short circuit the jumper In of that Out terminal with the common pin middle Figure 4 Jumpers 2 3 Serial Connection EGW1 MB supplies serial ports that according to the model may only be RS 232 RS 485 or configurable by software RS 232 485 422 Rev 4 Page8 EGW1 MB User s Manual WWW exemys com Table 4 Serial Connection Model Serial Port EGW1 1C4C IA MB RS 232 485 422 EGW1 1044 IA MB RS 232 EGW1 114C IA MB 1 RS 232 1 RS 485 EGW1 224C IA MB 2 RS 232 2 RS 485 Serial Port connection is shown in figure 4 2 3 1 RS 232 Connection COM A is always found in all the EGW1 MB models A cable can be used to connect RS 232 serial ports to a PC s serial port as can be observed in figure 6 GND 5 eA GND
25. masters which messages will be translated into Modbus ASCII RTU to local serial slaves Slave Mode with Multiple Masters Slave Msg Adress Master Slave Modbus ASCII RTU Modbus TCP Slave A Master Mode Slave Msg ID Msg Adress MM I Master Slave M Modbus TCP 4 Modbus ASCII RTU M a Slave B Slave Mode M 7 f Slave L Master Sy C J Msg ID Msg Adress z E f Master lim Slave M Modbus TCP Modbus ASCII RTU M d E Master Slave C Slave Mode Multimaster M A Figure 9 Master Slave and Slave Multimaster modes 321 1 Slave Mode EGW1 MB Slave Mode translates the Modbus TCP messages from remote masters into serial local slaves Modbus ASCII or Modbus RTU In general the Unit ID of the Modbus TCP messages will be directly translated to the addresses of the serial local slaves but a fixed Address may also be configured In models with more than one serial port EGW1 MB will search the Unit ID in a list to decide which serial port to use with that message 3 2 1 2 Master Mode EGW1 MB Master mode translates the messages from serial local master Modbus ASCII or Modbus RTU to remote Modbus TCP slaves Rev 4 Page16 EGW1 MB User s Manual Exemys A configurable list allows EGW1 MB to obtain the remote slave s IP from the Modbus ASCII RTU address of the message The address is translated by the Unit ID of the Modbus TCP messages to remote slaves
26. may receive messages from a remote Modbus TCP Master in Slave Mode or from a Modbus ASCII RTU Master in Master Mode with the purpose to read write its inputs outputs If this option is enabled EGW1 MB acts as Modbus TCP slave in Slave Mode or as Modbus ASCII RTU slave in Master Mode when a message arrives to the programmed address Apart from enabling this option you must configure EGW1 MB inputs outputs slave address To enable disable this option and to change the EGW1 MB slave address through the Web Page Select Modbus from the menu Enter the Address and check the box to enable the option Click on the Send button so the changes take effect From the command console you can execute the IOADDR command Table 20 IOADDR command Command Description Enables Disables Changes the EGW1 MB slave address to act read inputs outputs D Disabled 1 255 EGW1 MB slave address IOADDR D 1 255 EGW1 MB inputs have a reference range of 0 to 3 10001 to 10004 in Modbus Rev 4 Page29 EGW1 MB User s Manual Exemys WWW exemys com EGW1 MB outputs have a reference range of 0 to 3 00001 to 00004 in Modbus If the option is enabled EGW1 MB will act upon its inputs outputs by executing the following Modbus commands 1 Read Coil FC 1 Reads an output status 2 Read input discretes FC 2 Reads an input 3 Write Coil FC 5 Changes the status of an output 3 2 10 Statistics Both in Slave or Master
27. me To enable or disable the Buffer TCP option through the Web page Select Modbus TCP from the menu Enable or disable TCP Buffering in the combo box Click on the Send button so the changes take effect You may configure this parameter through the command console by executing the TCPBUFFER command Rev 4 Page28 EGW1 MB User s Manual Exemys WWW exemys com Table 18 TCPBUFFER command Command Description Enables or disables the option of saving TCP messages received and then executing them in turns Only for Slave Mode E Enable Saves the messages and processes them in turns D Disabled Saves only the last message received TCPBUFFER E D 3 28 6 Inactivity Timeout When EGW1 MB detects inactivity in the connection sockets it may close the socket after some inactivity time that can be configured or keep the socket opened indefinitely To change the maximum inactivity timeout through the Web Page Select Modbus TCP from the menu Enter the Inactivity timeout value Click on the Send button so the changes take effect From the command console you can execute the INACTOUT command Table 19 INACTOUT command Command Description Changes the maximum inactivity timeout allowed to opened sockets inputs or outputs If it is configured in 0 seconds the sockets will be kept opened indefinitely regardless inactivity INACTOUT 3 2 9 nputs Outputs EGW1 MB
28. mended method Using the TCP command console Locally by accessing the command console provided by EGW1 MB at the serial connection All configuration parameters are permanently stored in the memory and will be maintained even in the event the equipment shuts down Configuration parameters may be modified at any time using any of the methods mentioned above 3 1 1 IP Address Configuration EGW1 MB default configuration is IP 0 0 0 0 so when turned on it will search for a DHCP server EGW1 MB tries to negotiate an IP address with the DHCP server for a maximum period of 10 seconds If the DHCP server fails to answer in that period EGW1 MB will show an error code by means of its indicator LEDs see annex and will try to establish connection with the DHCP server 60 seconds later This process will be repeated indefinitely until a DHCP server assigns an IP address to EGW1 MB or until the user assigns a static IP address During the negotiation process EGW1 MB s yellow LED is steady on In the event it is decided that EGW1 MB should have a static IP number not assigned by a DHCP server one can be assigned by means of the ARP method WWW exemys com Rev 4 Page12 EGW1 MB User s Manual Exemys If EGW1 MB receives within 7 seconds after being turned on an ICMP packet through a ping it will take the destination IP of this packet provided it is different from that configured in EGW1 MB To this effect an entry can be added to th
29. on of the Modbus TCP List of Slaves Master Mode 22 3 2 6 Configuration of the Modbus ASCII RTU List of Slaves Slave Mode Only on models with more than one serial port 23 3 2 7 Configuration of Slave Mode with multiple Masters 24 3 2 8 Advanced Modbus Configuration Parameters 25 3 2 9 Inputs Outputs 29 3 2 10 Statistics 30 A APPENDIX 32 A 1 Device Locator Application 32 A 2 Indicator Leds Codes 34 www exemys com Rev 4 Pageiii EGW1 IA MB User s Manual Exemys A 3 Mouting 34 A4 Technical Specifications 36 RS485 Port Connection 37 Tables Table 1 Acronyms 5 Table 2 Conventions 5 Table 3 Inputs Outputs 7 Table 4 Serial Connection 9 Table 5 PASSWORD command 18 Table 6 WEBCFG command 18 Table 7 FACTRESET command 19 Table 8 RESET command 19 Table 9 Serial Port Configuration 21 Table 10 Slave or Master Mode Configuration 22 Table 11 SLVSET SLVDEL and SLVLIST commands 23 Table 12 COMSLV command 24 Table 13 TCPEXCEP command 25 Table 14 COMEXCEP command 26 Table 15 MSGTOUT command 27 Table 16 SLVADDR command 27 Table 17 BROADADDR command 28 Table 18 TCPBUFFER command 29 Table 19 INACTOUT command 29 Table 20 IOADDR command 29 Table 21 Statistics 30 Table 22 Indicator Leds Codes 34 Figures Figure 1 Example of application 6 Figure 2 Power Input Connection Scheme
30. ram from the Exemys Web Site www exemys com The Device Locator application must be running from any PC within the network where the Exemys devices to configure are installed Exemys Device Locator IE 5 xl Action About EGW1 1C MB EGW1 MB 00 0B F4 30 03 39 1 3 4 No 0 0 0 0 0 0 0 0 0 0 0 0 Propertie Figure 12 Exemys Device Locator When the Device Locator is run for the first time it will search any Exemys device within the network If there is an Exemys device in the network it will be shown in Device Locator Grid Device Device name such as EGW1 MB or KIBe Version Firmware version it is running in that device MAC Address Hardware Ethernet Address of the device P IP Address configured in the device Netmask Subnet mask configured in the device Gateway Gateway IP Address configured in the device Rev 4 Page32 EGW1 MB User s Manual Exemys www exemys com DHCP Lease if Yes then the device network parameters where obtained from a DHCP server It is not necessary for the device to be properly configured If the device is correctly connected and working it will be found by the Device Locator Application Program To refresh the grid click on the Query Network button This action will make the device Locator to search any Exemys device in the network again You can change any of these basic network parameters within the Device Locator program To configure any Exemys devi
31. st be set as follows 9600 bps Parity None Data bits 8 Stop bits 1 and flow control none 9600 N 8 1 You can enter the configuration mode through the serial port Connect EGW1 MB to a PC and configure the terminal emulation program to 9600 N 8 1 Turn on EGWT MB During the first 7 seconds EGW1 MB will wait for the CFG command Type CFG and press ENTER The EGW1 MB will display a welcome message to the configuration command console EGW1 MB Modbus TCP to Modbus RTU Converter V1 3 gt Rev 4 Page14 EGW1 MB User s Manual Exemys 3 1 5 Configuration of Network Basic Parameters through the console Once you access the console you can change the network configuration parameters with the following commands IP NETMASK and GATEWAY If you want to change the EGW1 MB IP address Netmask and or Gateway you can enter the commands to modify these parameters But then you must enter the END command so the changes take effect When the END command is executed EGW1 MB will detect that any of these three basic parameters has been changed and the system will be restarted If the console is run from a Telnet session the communication with the equipment will be interrupted You must reopen the TCP session using the new IP address To change the IP address enter the following command gt ip 192 168 0 110 Ok IP Address 192 168 0 110 NOTICE This parameter will be accepted upon execution of the END command At th
32. t have effects if the slave s fixed address parameter is enabled To configure this option through the configuration Web Page Select Modbus TCP from the menu Enter the address to convert the broadcast messages to Click the Send command to make the EGW1 MB take the changes You may configure this parameter through the command console you must execute the BROADADDR command Table 17 BROADADDR command Command Description Changes the translation address of Broadcast BROADADDR 0 255 messages in Slave Mode If it is set in 0 broadcast messages are not translated 3 2 8 5 Messages Buffer Slave Mode The specificity of the Modbus TCP defines that the masters must handle one message at a time Nevertheless the TCP IP features make it possible to save the messages to be able to process them one at a time EGW1 MB allows you to select what kind of behavior you expect related to this option If it is enabled EGW1 MB will save the messages received while waiting for the answer of an already sent message once the process of the pending message is finished EGW1 MB will process the next message If the option is disabled EGW1 MB will save only the last message received Once the last pending message has been processed EGW1 MB will process the last message received It is recommended to maintain this parameter disabled to prevent excessive queues of messages If this occurs try to lower the answer maximum waiting ti
33. to the EGW1 MB serial ports as for example a controller or a PLC In Master Mode serial port COM A will receive the messages from the serial local Master Modbus ASCII or Modbus RTU for example a PC running HMI Human Machine Interface software or a Master Mode PLC To do so the following parameters must be configured COM Attached This parameter will be MASTER or SLAVE depending on the device s attached Modbus Master or Slave To configure these parametes through the EGW1 MB Web page Select Modbus RTU ASCII from the menu Select MASTER or SLAVE Click on the Send button so the EGW1 MB may take the changes You may also change these parameter through the configuration command console Device s Attached to COMIS MASTER Com Exceptions www exemys com Rev 4 Page21 EGW1 MB User s Manual Exemys WWW exemys com Table 10 Slave or Master Mode Configuration Command Description Configures COM A Mode COMATTACHED S M S Slave Mode M Master Mode 3 2 5 Configuration of the Modbus TCP List of Slaves Master Mode In Master Mode you must indicate the IP to which to send the Modbus TCP interrogation related to the address of the Modbus ASCII RTU interrogation EGW1 MB allows to define a list that indicates to which IP a determined group of addresses must be linked Addr 1 _ H IP 192 168 0 101 Slave A Addr 5 A ip Master Modbus ASCII RTU D 16
34. try on the list Table 11 SLVSET SLVDEL and SLVLIST commands Command Description Changes an entry on the Modbus slaves list A H group to be changed SVLSET A H FID LID SLVIP FID First ID Group 1 255 LID Last ID Group 1 255 SLVIP Slave IP Address Deletes a group from the Modbus TCP slaves list A H Group to be deleted SLVDEL A H SLVLIST Shows the Modbus TCP slave list 3 2 6 Configuration of the Modbus ASCII RTU List of Slaves Slave Mode Only on models with more than one serial port In Slave Mode you must indicate the serial port to which to send the Modbus ASCII RTU interrogation related to the Unit ID of the Modbus TCP interrogation EGW1 MB allows to define a list that indicates to which Serial Port a determined group of addreEGW1 MB s must be linked www exemys com Rev 4 Page23 EGW1 MB User s Manual Exemys www exemys com Addr 3 4 p 3 SH coma Oo sae Master Modbus TCP ip 15 Figure 11 Flow of messages through EGW1 MB in Slave mode Thus EGW1 MB in Slave mode searches on a configurable list the Unit ID of the messages it receives searches the corresponding range and obtains the Serial Port of the slave that will receive the message To configure the RTU ASCII slaves list through the EGW1 MB Web page Select RTU ASCII Slaves from the menu You will see the Slaves list Type the First and the Last Unit
35. ute the COMEXCEP command Table 14 COMEXCEP command Command Description Enables or disables mode Master exceptions COMEXCEP E D E Enabled D Disabled In Master Mode EGW1 MB will send one of these exceptions 0x0A This exception is produced because The message has a slave address that is not configured in the slave list TCP connection fails The reasons for the failure may be temporary or due to an incorrect configuration OxOB This exception is produced because No answer was received during the message waiting period Message timeout Header of the message received is invalid Connection was closed while waiting for the answer 32 82 Message Timeout The maximum waiting period for the slave s answer may be configured both for a serial or TCP slave This waiting period must be lower than the maximum answer waiting period configured in the Master To configure message timeout through the Web Page Select Modbus from the menu Rev 4 Page26 EGW1 MB User s Manual Exemys WWW exemys com Enter the Message timeout value desired Click on the Send button to make the EGW1 MB take the changes Message Time Out 250 30000 msec 1000 Digital Input Output s Address 1 255 fri Send From the command console you must execute the MSGTOUT command Table 15 MSGTOUT command Command Description Changes the maximum waiting period for answer MSGTOUT
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