tGW-700 Series User Manual Warranty
Contents
1. 53 tGW 700 Series User Manual Version 1 2 Dec 2010 3 Jo A e 53 17 UDP USER DATAGRAM PROTOCOL 53 APPENDIX FAU o 54 1 HOW TO AVOID BROWSER ACCESS ERROR THAT CAUSES BLANK PAGE TO BE DISPLAYED WHEN USING E 54 2 HOW TO ACCESS A REMOTE TGW 700 THAT IS LOCATED PLACED BEHIND AN OR A FIREWALL 56 3 WHY DOES THE TGW 700 SERIES MODULE FAIL ON A PUBLIC INTERNET CONNECTION 57 tGW 700 Series User Manual Version 1 2 Dec 2010 4 Packing List The shipping package includes the following items tGW 700 series hardware module One printed Quick Start Guide x One software utility CD B e Note If any of these items are missing or damaged please contact the local distributor for more information Save the shipping materials and cartons in case you want to ship the I nformation Documentation CD NAPDOS tGW 700 Document http ftp icpdas com pub cd tinymodules napdos tgw 700 document Firmware CD NAPDOS tGW 700 Firmware http ftp icodas com pub cd tinym2. ss s s sss 8 2 HARDWARE INFORMATIONN 9 ZI SPEC ATIONS u u u s 9 2 2 FEATURE s 10 2 3 SELECTION GUIDE E nana 10 2 4 TGW 700 FRONT VIEW s 11 2 5 u su u 13 2 6 PIN ASSIGNMENTS 15 2 6 1 E ISI lS 2 15 2 6 2 tGW 722 Pin Assignments 16 2 6 3 E5732 17 2 6 4 LOW 715 Pin PAS SIUM 54 18 2 6 5 725 PIN AS SIO CIWS 19 2 6 6 tGW 735 Pin Assignments 20 2 6 7 715 Pin 21 2 7 22 2 7 1 CONNECTIONS 22 2 7 1 RS 422 Wiring Connections n 23 2 7 2
3. Address Type Static IP Address F O o e 2 MAC Address 3 Format FF FF FF FF LE FF Update 5246 25 Step tGW 700 Series User Manual Version 1 1 Oct 2010 44 5 3 3 General Configuration Settings The General Configuration Settings provides functions allowing items such as the Alias Name system Timeout value and Auto logout value to be configured General Configuration Settings Alias Name 18 chars E E 30 65535 seconds Default 0 Disable 0 Web Auto logout 1 7 65535 minutes Default 10 Disable 0 Item Descriptions Item Description Default Each tGW 700 be allocated unique Alias 4 P Tiny so that it can be identified the network If no network communication occurs for a certain period the system will be rebooted based on the System Timeout configured system timeout value Network Watchdog Settings range 30 65535 seconds Disabled 0 If there is no action for a certain period in the web server user account will be logout Web Auto logout 1 Settings range 1 65535 minutes Disabled 0 Update Settings Click this button to save the new settings to the tGW 700 tGW 700 Series User Manual Version 1 1 Oct 2010 45 5 3 4 Restore Factory Defaults To reset the settings to their factory default follow these step
4. TERRE 48 949 CHANGE PASSW0RD 49 5 6 LOGOUT u u u E 49 APPENDIX GLOSSARY 50 1 ARP ADDRESS RESOLUTION PROTOCOL 50 CLIENTSAND3 ERVERS L uuu gt uuu 50 j 2 25 E 51 Fi Q0i Eu E ne 51 51 6 INTERNET CONTROL MESSAGES PROTOCOL 51 INI IN u 51 8 IP INTERNET PROTOCOL ADDRESS 51 9 MAC MEDIA ACCESS CONTROL ADDRES S 52 109 52 ul c 52 12 RARP REVERSE ADDRESS RESOLUTION PROTOCOL 52 inc SOCKET 20 52 SUBNET ASK E 53 15 TCP TRANSMISSION CONTROL PROTOCOL
5. The Home link connects to the main page which contains two parts Tiny Modbus Gateway tGW 700 Forti Network Setting Change Password Logout The first part of this page provides basic information about the tGW 700 hardware and software status amp Configuration v1 0 3 24 2010 10 1 120 15 OFF Alias Name siu 00 00 0 80 00 04 TEF Command Fort 10000 system Timeout Network Watchdog 300 The second part of this page provides the status of the port settings and pair connection settings Current port settings Port Settings Current 115200 Data Size bits B Stop Bits bits 1 Local TCP Port 502 TCP Timeout seconds 0 Modbus tGW 700 Series User Manual Version 1 1 Oct 2010 l dated bits S bits character None 5p Default 502 O 1 68 seconds Default 60 Disable 0 Modbus RTU 41 5 3 Network Setting Tiny Modbus Gateway tGW 700 Home Porti Network Setting Change Password Logout S 5 3 1 Network and Miscellaneous Settings Check the model name and the software information The software information includes the following items Firmware Version Model Name IP Address Initial Switch MAC Address and System Timeout Network and Miscellaneous Settings tov 715
6. tGW 700 Series User Manual Version 1 1 Oct 2010 97 3 Select the port number and settings and then click Open button 0 Tener Lites Tene Play Tirant ln Eras irna nat Haj mu Average 4 Refer to the field Protocol Description at the top right of the program You can send a request command and confirm the response Is correct Ex the remote Modbus device ID 1 you send 1 2 0 0 0 4 for reading value you may receive response 1 2 1 0 A1 88 A1 88 is the CRC value Note The response is depending on the connected Modbus device MBRIU 7 107 COM8 COM status Protocol Description Read multiple coils status Oxxxx for DO i IT Request zl Byte 0 Net ID Station number 3 Line control Nei 1 01 Byte 2 3 Reference number Byte 4 5 Bit count Polling mode wait Statistics Clear Statistics Timeout Commands Responses stat Stop 200 Current Packet Size bytes 8 Current Packet Size bytes 7 Total Packet bytes 0 Difference Total Packet bytes p oammand 120004 Send Command Commands With Responses 02 00 00 00 04 73 C3 01 02 01 00 88 Clear Lists Exit Program Note The Baud Rate and Data Format depend on the ser
7. fo sec O l 3 heteurLD D B 106 s gt Lindos yore Tiny Modbus Gateway tGW 700 Home Port Nenvork Sening Change Password Logout v 1 DHJ UO 16 The system logged out y enter the web confi gquradon please type password in tre following ld FT 11 Lo tow 15 tiny 10 0 8 100 255 255 0 0 10 0 25 Note This web configuration requres in your broweer Firefox F I Ire vap configuration does not pease chack Ine dewaScnpl settings first Copyright 2009 CF DAS Lid All rights reserved incense Figure 4 1 tGW 700 Series User Manual Version 1 1 Oct 2010 34 3 Click the Port1 link to enter the settings page Tiny Device Server Microsoft Internet Explorer Edt Feytes Tools es gt sy p Favantes 62 z 0 0 8 1007 Viodbus Gateway tGW 700 Prime Network Seming Change Password Logout Tiny um m muni Internet Fajrinra nis pie Puerta nak 2 po teeth T reae 2 3 EM o Tiny Modbus Gateway tGW 700 Hepa Parz Change Logout Figure 4 2 4 Select the appropriate B
8. your Network Administrator to obtain the correct network configuration information such as IP Mask Gateway Enter the network settings and then click The tGW 700 will use the new settings within 2 seconds Configure Server UDF ServerName tGW 715 DHCP 0 OFF Y Alias Tiny 7 Chars IP Address 10 0 8 246 00 04 0 80 02 02 Sub net Mask 255 255 255 0 V arning Contact your Network Administrator to get correct configuration before any changing Cancel Gateway tGW 700 Series User Manual Version 1 1 Oct 2010 26 4 Wiring to the Modbus device M 7055D optional with your tGW 700 RS 485 bus For detailed RS 232 422 485 wiring information refer to Section 2 7 Wiring Note RS 232 Wiring 4 09 RS 23 Modbus Device T RS 485 Wiring GND RxD1 RxD1 TxD1 D1 TxD1 D1i 3 T 1 Y DATA G DATA Y DATA G DATA R Vs tGW 700 Series User Manual Version 1 1 Oct 2010 27 5 Enter the URL address of tGW 715 in the browser or click the Web button on the eSearch Utility A Tiny Device Server Microsoft Internet Explorer File Favorites Edit wiew Favorites Tools Help x ial f Address http 10 0 8 246 6 Enter the password default admin in the login password fiel
9. v1 0 6 Jul 21 2010 OFF Tiny 00 00 0 8 502 System Timeout Network YVatchdog 300 Seconds After updating the taW 700 firmware you can check the version information on this page 5 3 2 Address Selection The Address Type Static IP Address Subnet Mask and Default Gateway items are the most important network settings and should always correspond to the LAN configuration If they do not match the tGW 700 module will not operate correctly If the settings are changed while the module is operating any linked connection currently in use will be lost and an error will occur tGW 700 Series User Manual Version 1 1 Oct 2010 42 IP Address Selection Address Suci icu 10 0 8 26 255 255 255 10 Default Gateway o 234 Yes W EEN 00 0D ED 80 00 04 Format FF FF FF FF FF FF Update Settings E Descriptions Description Static IP If you don t have a DHCP server in your network you can configure the network settings manually Please refer to the Section 5 3 2 1 Manually Configuration DHCP AutolP Dynamic Host Configuration Protocol DHCP is network application protocol that automatically assigns an IP address to each device Please refer to Section 5 3 2 2 Dynamic Configuration Each tGW 700 on the network must have a unique IP address This item used to assign s
10. Warranty All products manufactured by ICP DAS are warranted against defective materials for a period of one year from the date of delivery to the original purchaser Warning ICP DAS assumes no liability for damages resulting from the use of this product ICP DAS reserves the right to change this manual at any time without notice The information published by ICP DAS is believed to be accurate and reliable However no responsibility is assumed by ICP DAS for its use nor for any infringements of patents or other rights of third parties resulting from its use Copyright Copyright 2010 by ICP DAS Ltd All rights are reserved Trademarks Names are used for identification only and may be registered trademarks of their respective companies tGW 700 Series User Manual Version 1 2 Dec 2010 Table of Contents PACKING LIST au aaa 5 MORE INFORMATIDQONLNN 5 1 INTRODUCTIONLNN s 6 1 1 WHY ETHERNET SOLUTI ONS eese eese 7 1 2 WHY WEB SERVER TECHNOLOGY
11. tT FTF A EF tGW 700 Series User Manual Version 1 1 Oct 2010 21 2 7 Wiring Notes 2 7 1 RS 232 Wiring Connections 5 wire RS 232 Connection DB 9 DTE Computer DCE Modem 3 wire RS 232 Connection Shorts unused signals RTS CTS Device Device Note 1 For 3 Wire RS 232 connections it is recommended that unused signals such as RTS CTS and DTR DSR are shorted since some systems may still check the status of tGW 700 Series User Manual Version 1 1 Oct 2010 22 2 7 1 RS 422 Wiring Connections 4 wire RS 422 Wiring RS 422 Master RS 422 Device TD gt __ RXD A RxD B TxD B GND GND GND 2 7 22 5 485 Wiring Connections 2 wire RS 485 Wiring Device 1 Device 2 Device 3 RS 485 Master TIL IL D Ht ono 2000 l Y 2 wire Only Device Twisted Pair Wiring plus Ground Note You should connect all signal grounds of RS 422 485 devices together This reduces jltac tGW 700 Series User Manual Version 1 1 Oct 2010 23 3 Setting up the tGW 700 module 1 Make sure the network settings on your PC are functioning correctly 2 Disable or correctly configure the Windows firewall and any Anti Virus software firewall first or else the Search Servers function in the eSearch Utility may not work Contact your System Administrator
12. Timeout te Baudrate Data Bit Parity Parity Stop Bit 4 4 4 4 System Setting Set tGW 700 Series User Manual Version 1 1 Oct 2010 29 10 Enter the IP address of tGW 700 then click Connect button to connect the tGW 700 _ OL Protocol Description J Modbus TCP mulbple latus Dia Cr Teei denier by panar ups 1 denii ood Dry heer pee Erte 2 Port 502 Erte 3 Probocor 1 Erta 4 Length field upper bya Connect Ciseenn Stat 71 Cha Sta Command _ Total Packet bules Tua Packet bates P mh Poche Quent en B Km 0 Poling ox T iver mode Iter Time Drum 100 mz E Stai tiva sim mo Time 000 Data 120006 140005 a 4 uet Dest Bye Bee Bee Cha Lite 11 Refer to the field Protocol Description at the top right of the program You can send a request command and confirm the response Is correct Ex If M 7000 Modbus device ID 1 you send 1 2000612000 4 for reading value you may receive respo
13. 7000 i 7520 htm Connect the Modbus device Ex M 7055D with COM1 of the tGW 700 2 M 7055D Web site http www icpdas com products Remote IO m 7000 m 7055d htm For example of pair connection test as follows tGW 700 Series User Manual Version 1 1 Oct 2010 tGW 715 1 lqe2 13 ui u13 rt 2 3 RS 485 m Ea O 4 3 LE tGW 715 2 O Power Over Ethernet Power Over Ethernet PoE Switch 33 Contact your Network Administrator to obtain correct and functioning network configuration such as IP Mask Gateway details for tGW 700 modules Please also refer to Section 3 3 Search the tGW 700 on the Ethernet network gt eSearch Utility 1 00 00 Jul 16 2010 Fie Server Took Name Alias IP Address Sub net Mask 0 Gateway MAC Address tEGW 715 Tiny 10 0 8 246 255 255 0 0 10 0 8 254 00 0d e0 80 00 00 0 tGW 7 15 Tiny 10 0 8 100 855 255 f 10 0 8 254 00 09 0 80 00 08 Search Servers Configuration UDP 1 Select your first tGW 715 tGW 700 1 and click web button on the eSearch Utility to launch the browser program for connecting to the web server 2 Enter the password default admin in the Login password field and then click the Submit button to enter the configuration page E Device 5erwver Microsolt interne Explorer ER Tock tep ru 4 a
14. Act LED Orange indicator will be illuminated When power is supplied via PoE Power over Ethernet the PoE LED Green indicator will be illuminated El PoE LJ Link Act PoE LED Link Act LED tGW 700 Series User Manual Version 1 1 Oct 2010 2 12 48 Jack The tGW 700 is equipped with a 12 48 jack that is used as the power supply If there is no PoE switch available on site the tGW 700 will accepts power input from a DC adapter 12 48 Voc 3 51 System LED indicator Once power is supplied to the taW 700 the system LED indicator will be illuminated as follows Function System LED Behavior ON Network read Flashing per 3 seconds Serial Port Busy Flashing per 0 2 seconds 4 Operating Mode Switch Run lt gt Init Init Mode Configuration mode Run Mode Firmware operation mode In the tGW 700 series the operating mode Switch is in the Run position by default When updating the tGW 700 firmware the switch needs to be moved from the Run position to the Init position The Switch must be returned to the Run position after the update is complete 5 Serial COM Ports The numbers of serial COM Ports depend on the types of tGW 700 modules For more detailed information regarding the pin assignments for the Serial COM ports please refer to Section 2 6 Pin Assignments tGW 700 Series User Manual Version 1 1 Oct 2010 12 2 5 Dimensions tGW 712
15. Internet Options General Privacy Content Connections Programs Advanced Home page Pages you view an the Internet are stored in special folder for quick viewing later Delete Cookies Delete Files Settings History The History folder contains links to pages youve visited for quick access to recently viewed pages tGW 700 Series User Manual Version 1 1 Oct 2010 54 Step 3 Select the Every visit to the page option and then click the OK button both the Settings dialog and the Internet Options dialog Internet Options lt Settings EJ J hoa rogram tograms Advanced J Every time you start Internet Explorer Automatically On Use Blank Hever Temporary Internet Files Folder Current location Cipacuments and 3 special folder Settings pFhuanglLacal Settings Temporary Internet Filesi Settings Amount of disk space to use 47 MB Move Folder Move Folder Files View Objects Ive visited for Clear History Accessibility Cancel Apply NR Step 4 Click the Refresh button or press F5 on your keyboard to refresh the tGW 700 web server or re open IE NM ml Tiny Device Server Microsoft Internet Explo ib File Edit View Favorites Tools Help dE Back 7 x P P Search
16. appropriately sized chunks for the network layer below acknowledging received packets setting timeouts to make certain that the other end acknowledges packets that are sent and so on 16 TCP IP The Transmission Control Protocol TCP and the Internet Protocol IP are the standard network protocols They are almost always implemented and used together in a formation is known as TCP IP TCP IP can be used to communicate across any set of interconnected networks 17 UDP User Datagram Protocol UDP provides a much simpler service to the application layer as if just sends packets of data from one host to the other but there is no guarantee that the packets will reach the destination host tGW 700 Series User Manual Version 1 1 Oct 2010 53 Appendix FAQ 1 How to avoid a browser access error that causes a blank page to be displayed when using IE Disable the IE cache in the following manner Step 1 Click Tools gt gt Internet Options Tiny Device Server Microso 1 pem rnet sU File Edit View Favorites Help Back o and Mews k Pop up Blocker k Manage Add ons Address Synchronize Windows Update Windows Messenger Internet Options Step 2 Click the General tab and then click the Settings button in the Temporary Internet files frame of the Internet Options dialog
17. default IP address of the IGW 700 series module is 192 168 255 1 which can be only used on a private Internet connection A private network packet will not be routed via a public Internet connection which is the reason why the taW 700 series module fails on the Internet The has reserved three address spaces for private internets RFC1918 10 0 0 0 10 255 255 255 10 8 prefix 172 16 0 0 172 31 255 255 172 16 12 prefix 192 168 0 0 192 168 255 255 192 168 16 prefix 57 However tGW 700 series modules are to be operated on the Internet using a legal public IP address This address can be obtained from your ISP or network administrator Public IP Address lt Internet private internet client may communicate with a public Internet server tGW 700 series module only if the NAT service for the client is available Private Address ERS h Public IP Address 8 q Public IP Address Interne E EET 8 Public IP Address 8 Note Internet Assigned Numbers Authority Request for Comments ISP Internet Service Providers Network Address Translator
18. for more details of how to do this 3 Check Init Run switch is on Run position THE 2 4 Connect both the tGW 700 and your computer to the same sub network or the same Ethernet Switch and power on the tGW 700 Set PRR Gage d S 12 48 Voc Jack Hub Switch NS 205 tGW 700 Series User Manual Version 1 1 Oct 2010 24 2 Td 1 Power Su pply 5 Make sure the System LED indicator is flashing A E The Modbus Utility is located at CD NAPDOS Software Modbus_ Utility htto fto icodas com pub cd tinymodules napdos software modbus utility 3 The eSearch Utility is located at eSearch Utility CD Napdos software eSearch http ftp icpdas com pub cd tinymodules napdos software esearch tGW 700 Series User Manual Version 1 1 Oct 2010 25 1 Double click the eSearch Utility and click the Search Servers button to search for your tGW 700 2 Double click the name of the tGW 700 to open the Configure Server dialog box a eSearch Utility v1 00 00 301 16 2010 2 File server Tools Alias IP Address Sub net Mask Gateway Address tGW 715 Tiny 192 168 255 1 255 255 0 0 192 168 0 1 00 09 0 80 00 00 2 Double Click your tGW 700 1 Click Search Servers l search Servers Configuration UDP we S Tan 3
19. pair connection applications settings please refer to the Section 4 2 Pair Connection Applications tGW 700 Series User Manual Version 1 1 Oct 2010 48 5 5 Change Password Tiny Modbus Gateway tGW 700 COP Home Port Network Setting Logout Change Password The length of the password is 12 characters maximum Current 1422420 Confirm new passwort Descriptions Description Current password Enter the old password default is admin New password Enter the new password Confirm new password Enter the new password again Click this button to save the new settings to the taW 700 5 6 Logout Click the Logout tag to log out from the system and return to the login page um Tiny Modbus Gateway tGW 700 4 2 Porti Network Setting Change Password The system is logged out To enter the web configuration please type password in the following field Note This web configuration requires JavaScript enabled in your browser Firefox IE If the web configuration does not work please check the Javascript settings first When using IE please disable its cache as follows Mileni items Tans internet Onmtians i Generali Temnnran Internet Files i Pwen visit ta the nane tGW 700 Series User Manual Version 1 1 Oct 2010 49 Appendix Glossary 1 ARP Address Resolution Protocol Consider two machines and B t
20. 2 a Lagat address 0 1 084 75 Dare Tire Sys we a 5 Feo TU Current port settings Port Hattings Copyrighi 1008 IP O45 Co An rights resorna Se E Ezra mtama tGW 700 Series User Manual Version 1 1 Oct 2010 55 How to access a remote tGW 700 that is located placed behind NAT or a firewall Incoming Connections Outgoing Connections Modem Client PC The remote site must have an NAT server or a router supports NAT NAT stands for Network Address Translator By using configuring the NAT server NAT can forward bypass all specified TCP port connections to specified tGW 700 devices For example NAT 502 maps to 192 168 1 101 502 NAT 512 maps to 192 168 1 102 502 56 Please note if your NAT router includes a built in firewall feature you have to configure the NAT to allow incoming TCP port connections For example TCP port includes 502 and 512 of NAT In the SCADA HMI Modbus TCP client program you have to access tGW 700 by using NAT s address and NAT s TCP ports instead of tGW 700 s settings For example The first tGW 700 it s IP Port should be NAT 502 The second tGW 700 it s IP Port should be 512 3 Why does the tGW 700 series module fail on a public Internet connection The
21. COS u u 23 3 SETTING UP THE TGW 700 MODUIE 24 STEP 1 CONNECTING THE POWER AND HOST Pc 24 STEP 2 INSTALLING THE MODBUS UTILITY AND ESEARCH UTILITY 25 STEP 3 SEARCH FOR THE TGW 700 ON THE ETHERNET NETWOR KLK A 26 STEP 4 TESTI YOUR TGW 700 27 4 TYPICAL APPLICATIONS FOR THE TGW 700 31 4 1 MODBUS GATEWAY cccccccscsssscccccsssccccccssscccccccscccccccccccscccccccccccccccccscccscscccccsccccecccsccccccccsccccccccscccccccscccccccccsceccccosses 31 tGW 700 Series User Manual Version 1 2 Dec 2010 2 4 2 PAIR CONNECTI ON APPLICATIONS s s s sss 32 STEP 1 CONNECTING TO A NETWORK PC AND PowerkR 33 STEP 2 CONFIGURING ETHERNET SETTI
22. Dimensions Units mm Left Side View Right Side View Bottom View tGW 700 Series User Manual Version 1 1 Oct 2010 13 tGW 722 tGW 732 tGW 715 t W 725 tGW 735 tGW 718 Dimensions Units mm Rear View Left Side View Right Side View Bottom View tGW 700 Series User Manual Version 1 1 Oct 2010 ses 2 6 Pin Assignments 2 6 1 tGW 712 Pin Assignments 1 Port 5 wire RS 232 Module COM 1 09 ros I 4 08 CTS RxD1 02 Cn _ EN Os 01 06 4 Note The CTS RTS pins reserved no function tGW 712 Fi Ethernet 10 100 MA COMI 5 wire R5 232 1 1 iu F L Ex ME tGW 700 Series User Manual Version 1 1 Oct 2010 15 2 6 2 tGW 722 Pin Assignments 2 Port 5 wire RS 232 Module CJ CI L1 COI CI CI CO OCI CO OI r NCC C VCO K K _ tGW 722 E1 Ethernet 10 100 LUI 1 2 5 wire 85 232 1 Note The CTS RTS pins reserved no function 12 48 M OEE tGW 700 Series User Manual Version 1 1 Oct 2010 16 2 6 3 tGW 732 Pin Assignments 3 Port 3 wire RS 232 Module FK h N r N a a C 79719719719 Icon tGW 732 E1 Ethernet 10 100 Ld d COM1 3 3 wire RS 232 12 48 Vo
23. NGS 34 STEP 3 CONFIGURING PAIR CONNECTI ON TGW 700 1 WEB SERVER 34 STEP 4 CONFIGURING PAIR CONNECTI ON ON TGW 700 2 WEB SERVER 36 STEP 5 TESTING PAIR CONNECTI ON FUNCTI ON 37 5 WEB CONFI GURATI ON 39 5 1 LOGGING IN TO THE TGW 700 WEB SERVER 39 9 2 HOME 41 NETWORK SETIINGu ul 42 5 3 1 Network and Miscellaneous Settings 42 5 3 2 IP Adgddre s tio 42 5 3 3 General Configuration SettingS 45 5 3 4 Restore uuu 46 VI SERIAEPORPSETIINOS 47 5 4 1 S ERINO EA 47 5 4 2 Pol 5 tti RC eee ee 47 5 4 3
24. at enables a Modbus TCP UDP host to communicate with serial Modbus RTU ASCII devices through an Ethernet network and eliminates the cable length limitation of legacy serial communication devices Send to Device 2 g lt o j E A gt 5 2 2 5 5 t GW 2 UE Broadcast RS 232 422 485 Broadcast d RS 422 485 tGW 700 Series User Manual Version 1 1 Oct 2010 31 4 2 Pair Connection Applications I 7000 Remote I O Modules Factory 1 M 7000 Remote I O Modules Meter Power Meter The tGW 700 device servers can be used to create pair connection application as well as serial bridge or serial tunnel and then route data between two serial devices via TCP IP which is useful when connecting mainframe computers servers or other serial devices that do not themselves have Ethernet capability For example Model Configuration IP Address tGW 700 1 tGW 715 10 0 8 100 tGW 700 2 tGW 715 10 0 8 246 tGW 700 Series User Manual Version 1 1 Oct 2010 32 Confirm that the tGW 700 modules are functioning correctly Refer to Section 3 1 Connecting the power and Host PC for more details Use a i 7520 module to connect COM1 of the PC to COM1 of the tGW 700 1 For detailed RS 422 485 wiring information refer to Section 2 7 Wiring Notes i 7520 Web site http www icpdas com products Remote 1O i
25. aud Rate Data Format and Modbus Protocol settings from the relevant drop down options for example 115200 8 None 1 and Modbus 5 Select the Client option from the Server drop down options and type the IP address of the tGW 700 2 in Remote Server IP field 6 Assign a TCP port for tGW 700 2 in the Remote TCP Port field and then click the Submit button to complete the configuration Port Settings Current Updated 115200 115200 pits S Data Size bits bits character Parity o Stop Bits bits 1 502 502 TCP Timeout seconds 60 1 65535 secor 0 5 Modbus Modbus RTU Pair Connection Settinas Current Server Disable Remote TCP Port EIE Pair Connection Setting STI SPINE Client REESE 10 0 8 246 Remote TCP 502 Figure 4 3 tGW 700 Series User Manual Version 1 1 Oct 2010 35 1 Enter the configuration page for the tGW 700 2 web server 2 Click the Port1 link to enter the settings page of the tGW 700 2 Set the Baud Rate to 115200 data format to 8 None 1 and Modbus protocol to Modbus RTU Refer to Figures 4 1 4 3 for illustrations of how to perform the above steps 4 Select Server from the Server Mode drop down options and then click the Submit button to complete the confi
26. c PoE Link Act CEF tGW 700 Series User Manual Version 1 1 Oct 2010 2 6 4 tGW 715 Pin Assignments 1 Port 2 wire RS 485 4 Wire RS 422 Module EMN L3 P3 A A A tGW 715 JA 7 I co v na ino 2 El Ethernet 10 100 COMI R5 485 R5 422 E1 PoE L J nkf ct vA tGW 700 Series User Manual Version 1 1 Oct 2010 2 6 5 tGW 725 Pin Assignments 2 Port 2 wire RS 485 Module CO L1 L1 L3 L L3 L3 O CO N N ceo 7 X tGW 725 E1 Ethernet 10 100 _ 1 2 2 wire RS 485 1 12 48 Voc PoE Linky Act CEE tGW 700 Series User Manual Version 1 1 Oct 2010 2 6 6 tGW 735 Pin Assignments 3 Port 2 wire RS 485 Module d L DL aa L3 L1 A L3 E E SK SK CN OS WIWIW OC 7197197197 2 4 E T B tGW 735 Fi Ethernet 10 100 COM1 3 2 wireRS 485 PoE Ld Link Act 12 48 Voc tGW 700 Series User Manual Version 1 1 Oct 2010 20 2 6 7 tGW 718 Pin Assignments 1 Port 3 Wire R232 and 2 Wire RS 485 4 Wire RS 422 Module tGW 718 Fi Ethernet 10 100 713 _ 1 RS 232 RS 485 RS 422_ a oo AJ d B L a inc 2 1 12 48 PoE L d Link Act
27. d and then click the Submit button to enter the configuration web page Tiny Modbus Gateway tGW 700 p Home Porti Network Setting Change Password Logout The system is logged out To enter the web configuration please type password in the following field 7 Select the Modbus or Modbus ASCII option from the Modbus protocol that is used by the attached Modbus devices Note Only one protocol can be used in a serial port Tiny Modbus Gateway tGW 700 p Home Network Setting Change Password Logout Current 115200 bits S Size 0115 8 bite character SII None Stop BitsibitsY 1 1 one None Local TCP Fort 502 TCP Timeout s 160 1 65536 seconds RTU Modbus RTU 0 Pair Connection Settings Current Modbus Asiel tGW 700 Series User Manual Version 1 1 Oct 2010 28 8 Double click the Modbus Utility shortcut on the desktop and then click the Modbus TCP button Chore Controller Double Click MBus Please choose controller ge 0 Modbus Utility b m D Modbus TCP 9 Click on the Client tools gt gt Modbus TCP Client Modbus Utility Yer 1 7 1 Beta 2008 05 27 EE Modbus Utility Yerl_ 7 1 Beta 2008 0 ES ig Help Exit etting Pot Set le EnableMode ut
28. dling of network traffic and also has a built in web server that provides an intuitive web management interface that allows users to modify the configuration of the module including the DHCP Static IP the gateway mask settings and the serial port settings The tGW 700 module offers true IEEE 802 3af compliant classification Class 1 Power over Ethernet PoE functionality using a standard category 5 Ethernet cable to receive power from a PoE switch such as the Low Power Consumption NS 205PSE If there is no PoE switch on site the module will also accept power input from a DC adapter tGW 700 module is designed for ultra low power consumption reducing hidden costs from increasing fuel and electricity prices especially when you have a large number of modules installed Reducing the amount of electricity consumed by choosing energy efficient equipment can have a positive impact on maintaining a green environment tGW 700 Series User Manual Version 1 1 Oct 2010 6 1 1 Why Ethernet Solutions Nowadays the Ethernet protocol has become the de facto standard for local area networks Connectivity via the Internet is becoming common in many applications from home appliances to vending machines to testing equipment to UPS etc An Ethernet network can link office automation and industrial control networks access remote systems and share data and information between multivendor machines and it also provides a cost effective
29. er 11 Ping Ping sends an ICMP echo request message to a host expecting an ICMP echo reply to be returned Normally if a host cannot be pinged you won t be able to use Telnet or FTP to connect to the host Conversely if Telnet or FTP cannot be used to connect to a host Ping is often the starting point to determine what the problem is 12 RARP Reverse Address Resolution Protocol RARP provides a method of dynamically mapping 48 bit MAC address to the corresponding 32 bit IP address 32 bit IP Address ARP RARP 48 bit MAC Address 13 Socket Each TCP segment contains the source and destination port number that can be used to identify the sending and receiving application These two values along with the source and destination IP address in the IP header uniquely identify each connection The combination of an IP address and a port number is called a socket tGW 700 Series User Manual Version 1 1 Oct 2010 52 14 Subnet Mask The Subnet mask is often simply called the mask Given its own IP address and its subnet mask a host can determine if a TCP IP packet is destined for a host that is 1 on its own subnet or 2 on a different network If 1 the packet will be delivered directly otherwise it will be delivered via a gateway or router 15 TCP Transmission Control Protocol TCP provides a reliable flow of data between two hosts and is associated with tasks such as dividing the data passed to it from applications into
30. g Auto MDI MDIX LED indicator PoE IEEE 802 3af Class 1 3 wire RS 232 5 wire RS 232 2 9499 ire RS 485 2 wire RS 485 WIre wire wire wire wire Wi COM1 4 wire RS 422 ira 4 wire RS 422 COM2 5 wire RS 232 3 wire RS 232 PEE 2 wire RS 485 2 wire RS 485 Self Tuner Yes automatic RS 485 direction control UART 16 550 or compatible COM Port Format 115200 bps Max 5 6 7 8 None Odd Even Mark Space 1 2 PoE IEEE 802 3af Class 1 DC jack 12 48 Vpc Power Consumption 0 05 24 Connector 10 Pin Removable Terminal Block x 1 Installation DIN Rail mounting Fire Retardant Materials UL94 VO Level Power Input Flammability Operating Temperature 25 75 C 30 80 C Humidity 10 90 RH non condensing Storage Temperature tGW 700 Series User Manual Version 1 1 Oct 2010 9 2 2 Features Cost effective Modbus TCP to RTU ASCII Gateway Supports Modbus TCP master and slave Supports Modbus RTU ASCII master and slave Contains a 32 bit MCU that efficiently handles network traffic 10 100 Base TX Ethernet RJ 45 x1 Auto negotiating auto MDI MDIX LED Indicators Redundant power inputs PoE IEEE 802 3af Class 1 and DC jack Includes redundant power inputs PoE and DC jack Allows automatically RS 485 direction control Supports TCP UDP HTTP DHCP BOOTP and protocols Supports UDP responder for device discovery Allows easy f
31. guration Pair Connection Settings Current Updated Server Mode Serer Server v SCC RC men Disabled p Disabled submit lt Pair Connection Settings Table Port Settings default Pair connection settings Model Baud Data Server Remote idi cud Rate Format Mode Server IP default tGW 700 1 115200 8N1 2 ah tGW 700 2 Note The Baud Rate and data format settings of the client and server tGW 700 1 and 2 depend on the COM ports of the PC or the connected device The serial port settings tGW 700 Series User Manual Version 1 1 Oct 2010 36 Install the Modbus Utility please refer to Section 3 2 Installing the Modbus Utility and eSearch Utility for more details Double click the Modbus Utility shortcut on the desktop and then click the Modbus TCP button Choor Controle Double Click MBus Please choose controller Modbus Utility 3 Click on the Client tools gt gt Modbus RTU Client Mndhns Mtilits Ver1 71 Beta 20081527 Modbus Utility 17 1 Beta 2008 05 File Windows amp hent tools pus Help t Setting Pon Set Mode EnableMode meout Timeout a Baudrate Data Bit DataBit Parity Parity Stop Bit StopBit 4114114 14 ions per COM Count
32. hat share a physical network Each has an assigned address IPA and IPs and a MAC address MAC and MACg The goal is to devise low level software that hides MAC addresses and allows higher level programs to work only with the IP addresses Ultimately however communication must be carried out by the physical networks using whatever MAC address scheme the hardware supplies Suppose machine A wants to send a packet to machine B across a physical network to which they are both attached but A only has the Internet address for The question arises how does map that address to the MAC address for MACs ARP provides a method of dynamically mapping 32 bit IP address to the corresponding 48 bit MAC address The term dynamic is used since it happens automatically and is normally not a concern for either the application user or the system administrator 2 Clients and Servers The client server paradigm uses the direction of initiation to categorize whether a program is a client or server In general an application program that initiates peer to peer communication is called a client End users usually invoke client programs when they use network services Most client programs consist of conventional application program development tools Each time a client program is executed it contacts a server sends a request and waits for a response When the response arrives the client program continues processing Client programs are often ea
33. ial port settings for the web _ agas E E a la tGW 700 Series User Manual Version 1 1 Oct 2010 38 5 Web Configuration Once the tGW 700 module has been correctly configured and is functioning on the network normally the configuration details can be retrieved or modified using either the eSearch Utility or a standard web browser 5 1 Logging in to the tGW 700 Web server You can log on to the IGW 700 web server from any computer that has Internet access Mozilla Firefox Google Chrome and Internet Explorer for example Internet Explorer are reliable and popular internet browsers that can be used to configure tGW 700 modules If using IE disable the cache to prevent browser access errors For detailed settings information refer to Appendix FAQ 1 Make sure you have correctly configured the network settings for the tGW 700 or refer to Section 3 Setting up the tGW 700 module A Tiny Device Server Microsoft Internet Explorer Edit Tools Help File Favorites x 2 A 2 Search 2 Favorites ddress http 10 0 8 246 VIEW tGW 700 Series User Manual Version 1 1 Oct 2010 39 After entering the IP address the login dialog page will displayed Enter the password and then click the Submit button to enter the configuration web page The factory default password is ltem Default Login password 3 Tin
34. irmware updates via the Ethernet Tiny Built in Web server for easy configuration Tiny form factor and low power consumption RoHS compliant with no Halogen Made from fire retardant materials UL94 VO Level 2 3 Selection Guide Model Ethernet Baud Rate COM1 COM2 05 712 5 wire RS 232 tDS 722 5 wire RS 232 5 wire RS 232 tDS 732 3 wire RS 232 3 wire RS 232 3 wire RS 232 2 wire RS 485 10 100 4 wire RS 422 ME 725 PoE 2 wire 5 485 2 wire 5 485 008 735 735 2 wire r 485 2 wire RS 485 2 wire RS 485 3 wire wieRS 232 232 105 718 2 wire RS 485 4 wire RS 422 3 Wire RS 232 RxD TxD GND Non isolated 5 Wire RS 232 RxD TxD CTS RTS GND No isolated 2 Wire RS 485 DATA DATA GND Non isolated 4 Wire RS 422 TxD TxD RxD RxD GND Non islated tGW 700 Series User Manual Version 1 1 Oct 2010 10 2 4 tGW 700 Front View Serial COM Ports TT N Robust insulated and S1 System LED fire retardant case 9 E indicator ron tGW 715 12 48 do see if Operating Mode Switch PoE and Ethernet RJ 45 J ack 12 48 Vpc J ack 1 PoE and Ethernet 45 ack tGW 700 is equipped with a RJ 45 jack that is used as the 10 100 Base TX Ethernet port and features networking capability When an Ethernet link is detected and an Ethernet packet is received the Link
35. ly the Internet is a collection of packet switching networks interconnected by gateways that together with TCP IP protocol allows them to perform logically as a single large and virtual network The Internet recognizes hosts using 32 bit IP address 8 1 Internet Protocol address Every interface on the Internet must have a unique IP address also called an Internet address These addresses are 32 bit numbers They are normally written as four decimal numbers one for each byte of the address such as 192 168 41 1 This is called dotted decimal notation tGW 700 Series User Manual Version 1 1 Oct 2010 51 9 Media Access Control address To allow a computer to determine which packets are meant for it each computer attached to an Ethernet network is assigned a 48 bit integer known as its MAC address also called an Ethernet address hardware address or physical address They are normally written as eight hexadecimal numbers such as 00 71 88 af 12 3e 0f 01 Ethernet hardware manufacturers purchase blocks of MAC addresses and assign them in sequence as they manufacture the Ethernet interface hardware Thus no two hardware interfaces have the same MAC address 10 Packet A packet is the unit of data sent across a physical network It consists of a series of bits containing data and control information including the source and the destination node host address and is formatted for transmission from one node to anoth
36. ngs Current 115200 Data Size bits mele one stop Bitsibitsi 1 Local TCP Port 502 TCP Timeout seconds tGW 700 Series User Manual Version 1 1 Oct 2010 Alias Tiny 0 0D E0 80 00 04 TCP Timeout Socket Watchdog Seconds System Timeout Network Vatchdo q Seconds 0 Updated bits S bits character 502 502 011 6553 seconds Default 60 Disable 0 47 Descriptions Item Description Default Data Size bits Sets the Data Size forthe 8 not support the Mark and Space functions If the Local TCP port does not receive any data via the TCP IP for a certain period the tGW 700 will disconnect the socket based on the TCP timeout TCP Timeout seconds value Settings range 1 65535 seconds Disabled 0 Modbus RTU or Modbus ASCII 5 4 3 Pair Connection Settings The pair connection provides the following functions Pair Connection Settings Current Updated eris Server Riel Disabled Disabled tem Descriptions Description Server Mode Sever 00 Remote Server IP Disabled IP address of the remote device Remote TCP Port Disabled TCP Port number of the remote device Submit Click this button to save the new settings to the tGW 700 The more detailed information regarding
37. nse 1 2000412 1 0 Yer 1 14 Modbus TCP Protocol Description 08450000 08 246 FCI Read multiple cols status Use for DO E Prefixed amp bytes of ModbusiTCP protocol Fart 0 Transaction identifier copied server usually 0 Byte 1 Transaction identifier copied by server usually Connect lic Byte gt Protocol idertifier 0 Connect BEEN Byte 3 Protocol identitier 0 Data Log 4 Length field upper bytej lu Polling no wat r Stalistic Clear Statistic Packet Star Shoe Command epiac Response TotalPacket bytes g 12210 TotalPacket bytes 9 Packet Quantity sent EM Packet Quantity received Timer mode lied penod E Timer made Date Time Poling Timing ms Interval 100 ms Get Sume M amp x 000 Average stop Stop Time Min 000 000 Byte Bute1 Byte Bytes Bute4 120006 120004 byte Byte1 Bytes Bytes 01 02 00 00 DD 04 gt 01 02 01 00 Clear Lists EXIT Fiz 01 02 00 DD 00 06 01 02 00 DD DO r4 tGW 700 Series User Manual Version 1 1 Oct 2010 90 4 Typical Applications for the tGW 700 4 1 Modbus Gateway tGW 700 module is a Modbus TCP UDP to RTU ASCII gateway th
38. odules napdos tgw 700 firmware Software CD NAPDOS Software http ftp icodas com pub cd tinymodules napdos software tGW 700 Series User Manual Version 1 1 Oct 2010 5 1 Introduction Modbus has become a de facto standard industrial communication protocol and is now the most commonly available means of connecting industrial electronic devices Modbus allows for communication between many devices connected to the same RS 485 network for example a system that measures temperature and humidity and communicates the results to a computer Modbus is often used to connect a supervisory computer with a remote terminal unit RTU in supervisory control and data acquisition SCADA systems The tGW 700 module is a Modbus TCP UDP to RTU ASCII gateway that enables a Modbus TCP host to communicate with serial Modbus RTU ASCII devices through an Ethernet network w edbus rce Host and eliminates the cable length limitation of legacy serial communication devices The module can be used to create a pair connection application as well as serial bridge or serial tunnel application and can then route data over TCP IP between two serial Modbus RTU ASCII devices which is useful when connecting mainframe computers servers or other serial devices that use Modbus RTU ASCII protocols and do not themselves have Ethernet capability tGW 715 Remote I O Modules The tGW 700 module features a powerful 32 bit MCU to enable efficient han
39. pecific IP address Static I P Address The subnet mask indicates which portion of the IP address is used to identify the local network or subnet A gateway or router is a system that is used to connect an Default Gateway individual network with one or more additional networks MAC Address The user defined MAC address Update Settings Click this button to save the new settings to the t W 700 tGW 700 Series User Manual Version 1 1 Oct 2010 43 Network settings can be configured using either dynamic configuration or manually configuration as per the following instructions 5 3 2 1 Manual Configuration When using manual configuration you have to assign all the network settings in the following manner Step 1 Select Static IP as the address type Step 2 Enter the appropriate network settings Step 3 Click the Update Settings button to finish the configuration IP Address Selection Static IP Address Subnet Mask Default Gateway ff MAC Address Format Dynamic configuration is very easy to perform If you have DHCP server the network address can be dynamically configured in the following manner 5 3 2 2 Dynamic Configuration Step 1 Select DHCP AutolP as the address type Step 2 Click the Update Settings button to finish configuration M T k k Subnet Mask
40. s Step 1 Click the Restore Defaults button to reset the configuration Step 2 Click the OK button in the message dialog box Step 3 Check whether the taW 700 is reset to factory default settings for use with the eSearch Utility Refer to the Section 3 Setting up the tGW 700 Module Restore Factory Defaults Restore all options to their factory default states Restore Defaults Microsoft Internet Explorer This will erase all existing configuration changes and restore factory default settings Click iF you are sure you lt want bo do this ar Cancel to retain existing settings wes I mei F h vl In THEE Ww Name Mise IP Andrese W715 Tiny 10 0 8 246 255 255 i i AN 15 10 5 8 100 255 255 0 i Gh Seara servere es Default Settings Item Factory Default Settings 192 168 255 1 Gateway 192 168 0 1 255 255 0 0 tGW 700 Series User Manual Version 1 1 Oct 2010 46 5 4 Serial Port Settings Tiny Modbus Gateway tGW 700 Home Network Setting Change Password Logout 5 4 1 Portl Settings Check the tGW 700 hardware and software information Port 1 Settings LO VV 715 milis mr esed v1 0 3 Aug 12 2010 10 1 120 15 Switch OFF 5 4 2 Port Settings The port settings provide the following functions Port Setti
41. sier to develop than servers and usually require no special system privileges to operate By comparison a server is any program that waits for incoming requests from a client program The server receives a request from a client performs the necessary computation and returns the result to the client tGW 700 Series User Manual Version 1 1 Oct 2010 50 3 Ethernet The term Ethernet generally refers to a standard published in 1982 by Digital Equipment Corp Intel Corp and Xerox Corp Ethernet is the most popular physical layer local area network LAN technology today Ethernet is a best effort delivery system that uses CSMA CD technology It recognizes hosts using 48 bit MAC address 4 Firmware Firmware is an alterable program located or stored in the semi permanent storage area e g ROM EEPROM or Flash memory 5 Gateway Computers that interconnect two networks and pass packets from one to the other are called Internet Gateways or Internet Routers Gateways route packets that are based on the destination network not on the destination host 6 CMP Internet Control Messages Protocol No system works correctly all the time ICMP provides a method of communicating between the Internet Protocol software on one machine and the Internet Protocol software on another It allows gateways to send error or control messages to other gateways or allows a host to know what is wrong with the network communication 7 internet Physical
42. solution for industrial control networks Industrial Ethernet Switching Hub tGW 700 Series User Manual Version 1 1 Oct 2010 7 1 2 Why Web Server Technology Web server technology enables configuration of the tGW 700 via a standard web browser interface e g Internet Explorer Firefox or Mozilla etc This means that it is easy to check the configuration of the tGW 700 via an Ethernet network without needing to install any other software tools thereby reducing the user s learning curve Tiny Gateway Microsoft Internet Explorer File Edit View Favorites Tools Help Back Search 2 Favorites A r 3 Address http f 10 1 120 15 Tiny Modbus Gateway tGW 700 Home Port Network Setting Change Password Logout status amp Configuration Model Name Alias miursu een v1 0 3 Mar 24 2010 s 00 00 0 80 00 04 10 1 120 15 TCP Command 00101810 system Timeout DESIT OFF Network Watchdog 300 Current port settings Port Settings Fort 1 Baud Rate 115200 Copyright 2009 ICP DAS Co Ltd All rights reserved tGW 700 Series User Manual Version 1 1 Oct 2010 8 2 Hardware Information 2 1 Specifications Model tGW 712 tGW 722 tGW 732 tGW 715 tGW 725 tGW 735 tGW 718 CPU 32 bit ARM Communication Interface 10 100 Base TX 8 RJ 45 x 1 Fihernet Auto negotiatin
43. y Device Server Microsoft Internet Explorer File Edit View Favorites Tools Help Y x 2 Search 2 Favorites R 2 3 Address http 10 0 8 246 m Tiny Modbus Gateway tGW 700 Home Network Setting Change Password Logout Links gt The system is logged out To enter the web configuration please type password in the following field ogin password 1 Submit lt Note This web configuration requires JavaScript enabled in N browser Firefox IE If the web configuration does not work please check the JavaScript settings first After logging onto the tGW 700 web server the main page will appear tGW 700 Series User Manual Version 1 1 Oct 2010 Tiny Gateway Microsoft Internet Explorer File Edit View Favorites Tools Help x 2 Search 7 Favorites B m 23 Address http 10 1 120 15 Tiny Modbus Gateway tGW 700 y y Home Network Setting Change Password Logout aox Ay Status amp Configuration 919 715 v1 0 3 24 2010 10 1 120 15 00 00 0 80 00 04 10000 OFF Current port settings Port bps 115200 v Copyright 2009 ICP DAS Co Ltd All rights reserved Internet 40 5 2
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