SUPPORT
MDC-711 MDC-714/MDC-714i MDC-741 MDC-771
Written by Liam Lin
Edited by Sunny Chiu
MDC-700 Series User Manual
Aug. 2021, Version 1.0.4
Page 1: ...SUPPORT MDC 711 MDC 714 MDC 714i MDC 741 MDC 771 Written by Liam Lin Edited by Sunny Chiu MDC 700 Series User Manual Aug 2021 Version 1 0 4...
Page 2: ...uent to the use of this product ICP DAS reserves the right to change this manual at any time without notice The information furnished by ICP DAS is believed to be accurate and reliable However no resp...
Page 3: ...6 Troubleshooting 45 7 FAQ 47 Q1 What are the maximum numbers of polling definition and local register 47 Q2 What is the maximum number of registers can be accessed in one Modbus command 47 Q3 How are...
Page 4: ...RTU slave devices via the MDC 700 concentrator In other words through the help of a MDC 700 module the Modbus RTU slave devices can be accessed over Ethernet with better read and write performance The...
Page 5: ...on the Web based user interface of the MDC 700 is accessible from a wide variety of devices anywhere Users can configure the module and monitor connection status of each polling definition through the...
Page 6: ...l and import or export the config csv via a simple mouse click action The MDC 700 can be accessed by Modbus TCP Master and Modus RTU Master Changing the mode for a COM port from Master to Slave allows...
Page 7: ...200 38400 57600 115200 bps Data Format N81 E81 O81 N82 E82 O82 Protocol Modbus RTU Master Slave Max Node 32 nodes for each RS 485 port Polling Definition 250 definitions for all RS 232 485 ports Share...
Page 8: ...C 700 is equipped with a RJ45 port for Ethernet LAN connection When 100BASE TX is operating the 10 100M LED is lit orange When 10BASE T is operating or the machine is not connected to the network it i...
Page 9: ...on in a module as below 11111 1 192 2 168 3 255 4 1 22222 502 001 33333 1 1152 2 1152 44444 1 801 2 801 55555 00 The IP address for the MDC 700 192 168 255 1 Modbus TCP communication settings Port 502...
Page 10: ...l Rights Reserved E mail service icpdas com 10 Reset Shorting the RESET pin to GND pin over 3 seconds can reset the IP Subnet Mask Gateway addresses to the factory default settings Over 3 seconds to r...
Page 11: ...CP DAS Co Ltd All Rights Reserved E mail service icpdas com 11 2 3 Pin Assignments MDC 711 Terminal No Pin Assignment E1 COM1 01 CTS1 02 RTS1 03 RxD1 04 TxD1 05 RESET COM2 06 D2 07 D2 08 R Vs 09 B GND...
Page 12: ...RxD1 04 TxD1 05 RESET COM2 06 D2 07 D2 08 R Vs 09 B GND Terminal No Pin Assignment COM5 23 DATA 22 DATA 21 20 19 18 COM4 17 DATA 16 DATA 15 14 13 12 COM3 11 DATA 10 DATA Terminal No Pin Assignment E1...
Page 13: ...771 Terminal No Pin Assignment E1 COM1 01 CTS1 02 RTS1 03 RxD1 04 TxD1 05 RESET COM2 06 D2 07 D2 08 R Vs 09 B GND Terminal No Pin Assignment COM8 23 TxD 22 RxD COM7 21 TxD 20 RxD 19 GND COM6 18 TxD 17...
Page 14: ...Copyright 2014 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com 14 2 4 Wiring Connections RS 232 Wiring 3 wire Connection Wiring 5 wire Connection Wiring RS 485 Wiring...
Page 15: ...Copyright 2014 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com 15 2 5 Dimensions Left Side View Front View Top View Bottom View Rear View Unit mm...
Page 16: ...the Hardware Wall Panel mounting Step 1 Install the four mounting screws into the 4 keyhole mounting holes Step 2 Fasten the screws securely DIN Rail mounting Step 1 Align the screw holes of the DIN r...
Page 17: ...ight 2014 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com 17 Step 2 Hook upper tab over upper flange of DIN rail Step 3 Tilt the module toward DIN rail until it snaps securely to DIN rail...
Page 18: ...s should be assigned for the module to join your network Then you can configure the MDC module from its web user interface The factory default settings IP Address Subnet Mask Gateway 192 168 255 1 255...
Page 19: ...e Help and Support functionality on your computer and search for IP Addressing STEP 3 Enter the IP address of the module into the web browser For example http 192 168 255 1 STEP 4 Create your account...
Page 20: ...ule STEP 6 Choose a valid IP address of the network for your MDC 700 module Scroll down to Ethernet Configuration section input the IP Subnet mask and Gateway addresses and then click Apply Make sure...
Page 21: ...et to factory defaults by shorting the RESET pin to GND pin over 3 seconds The LED display will show RESET as below and the IP address set previously will be cleared and returned to the factory defaul...
Page 22: ...put Registers Read AI If you would like to write data to a digital or analog output channel on a Modbus RTU slave device the output channel needs be mapped with a local register address in the MDC 700...
Page 23: ...rnet Explorer or Google Chrome can be used to access the web interface Exporting the config csv file STEP 1 Scroll down the web page to the Import Export Config csv section STEP 2 Click Export to expo...
Page 24: ...n the web page to the Import Export Config csv section STEP 2 Click CHOOSE FILE then select your config csv file STEP 3 Click IMPORT to import the config csv file to the MDC 700 After the success mess...
Page 25: ...in any text editor in which the comma character typically separates each field of text In a text editor it looks like this The file name config csv cannot be changed it contains four main sections tha...
Page 26: ...t Defines the TCP IP Port number in the example set to 502 Default value ModbusID Defines the Modbus ID of the MDC 700 in the example set to 1 Default value Module Information A longer description or...
Page 27: ...fixed to 8 and the RTU slave devices need be set to 8 bit data too Parity Defines the Parity bit The parity bit can be set to 0 none 1 even or 2 odd StopBit Defines the Stop bits The stop bit can be...
Page 28: ...polling definition The MDC 700 will neither assign local register for data defined in the definition nor poll data UseComPort Defines the COM port number to which the slave device is connected The COM...
Page 29: ...ace mapped for specific devices or to release those space mapped but reserve the definition the main program on the Modbus master device can be applied in different applications where users would like...
Page 30: ...ed E mail service icpdas com 30 Displaying Comments for Polling Definition After firmware 2 00 001 released in 2021 users can annotate polling definitions by adding comments in the field after each de...
Page 31: ...ts with a semicolon will be displayed on the MDC 700 web page up to 48 characters with spaces while text after the second semicolon will not be displayed Users can add comments that do not need to be...
Page 32: ...ctions 1 The connection status between the user device and the MDC 700 2 The connection information for each polling definition 3 The communication configuration information on the MDC 700 4 Ethernet...
Page 33: ...he time interval for each requesting data command Expand the polling definitions by clicking COMn item information including the polling definition number SlaveModbusID Starting Address of Register an...
Page 34: ...ID Modbus TCP port on the MDC 700 and Baud Rate Data Format Response Timeout Delay Between Polls Operation Mode settings for each COM port Ethernet Configuration In this section you can obtain or set...
Page 35: ...section you can change the username and password of the administrator account create a read only user account and set security questions and answers for password recovery Changing the username and pa...
Page 36: ...user account In order to avoid unexpected changes to the settings of a running MDC 700 module you can create a user account with only read permission and specify which information can be accessed You...
Page 37: ...eserved E mail service icpdas com 37 Specifying the information for the read only user account If the user account is created without specifying which information can be accessed the content that can...
Page 38: ...s enabled only when the checkbox for user account has been activated Check the checkbox for allowing the information to be accessed by the user account the example of information checked will be shown...
Page 39: ...Copyright 2014 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com 39 The success message will be displayed Log in with the user account now the information checked is displayed on the page...
Page 40: ...u forget your password Two sets of security questions and answers are provided You can enter a maximum of 38 characters in the Question field and a maximum of 14 characters in the Answer field Note th...
Page 41: ...ll Rights Reserved E mail service icpdas com 41 How to log in to the module when you forgot your password If you are an administrator and you have forgotten your password click Forgot Password Enter y...
Page 42: ...4 ICP DAS Co Ltd All Rights Reserved E mail service icpdas com 42 Select your question from the drop down menu Enter the answer case sensitive and click CONTINUE Now you have logged into your account...
Page 43: ...section Refer to section 4 1 for the detailed steps After firmware 2 00 001 MDC 700 provides the function of validating the polling definitions in its config csv file If the validation is failed the f...
Page 44: ...44 Fimware Version OS Version and MAC Address Information about Firmware version OS version and MAC address is located in the footer Logging out The current username is displayed at the right of the...
Page 45: ...in the polling definition or fix the UseComPort parameter to the virtual COM port number that the slave device is connected to Situation 3 The wiring for communication is wrong Solution Exchange the D...
Page 46: ...efinition and the slave device Situation 6 The Timeout or PollDelay setting is not long enough Solution Lengthen the Timeout or PollDelay setting until it is suitable for communication with the slave...
Page 47: ...on in a MDC 700 is 250 each definition can access up to 125 registers Each of the four tables DI DO AI DO can store up to 9600 registers for polled data Q2 What is the maximum number of registers can...
Page 48: ...sters corresponding to the data type DI DO AI AO by the order of polling data So the data comes from different slave devices with the same type will be saved in continuous registers and a Modbus mater...
Page 49: ...efinition The MDC 700 will assign local register for data defined in the definition but will not poll the data Empty means that this is a null polling definition The MDC 700 will neither assign local...
Page 50: ...onfig csv file into the MDC 700 wait the MDC 700 reboot in 5 seconds and then check the addresses for the local registers mapped to the output channels Step 3 Write data with corresponding function co...
Page 51: ...in the following table The value of status 0 Good 0xFFFF Timeout 0x8XYY Exception Rresponse X Modbus Function Code YY Exception Code Exception Code Name Meaning 01 Illegal Function The function code...
Page 52: ...o update firmware of the MDC 700 step by step 1 Install MiniOS7 Utility STEP 1 Download the installation file of the MiniOS7 Utility to your computer The installation file can be obtained from https w...
Page 53: ...he MDC 700 to the computer After plugging the Ethernet cable the Link Act and 10 100 indicator LEDs come on or start flashing to indicate a connection was made Step 2 Establishing a connection between...
Page 54: ...ake sure that An Ethernet cable is connected securely to both the MDC 700 and your computer The MDC 700 is active powered on The IP address of MDC 700 is correct No firewall is blocking the connection...
Page 55: ...Right click on the MDC7XXV109 HEX file and select Upload from the menu Step 6 Wait until the firmware update is finished and then power cycle the MDC 700 3 Check the Firmware Version Step 1 Open a web...
Page 56: ...e Safari 9 1 or later Opera 42 or later If the MDC 700 module is running with firmware version 1 06 or earlier the page requires the Adobe Flash Player to be installed The latest version of the Adobe...
Page 57: ...ministrator and one view only user Polling Definition Definition validation Yes Support for displaying definition comments Yes The differences between Firmware V 1 06 and V 1 08 Firmware V 1 06 Firmwa...
Page 58: ...5 07 Added description for MDC 741 1 0 2 2015 11 Added dimensions appearance information and Troubleshooting FAQ sections 1 0 3 2018 02 Modified the description for web page for firmware V1 08 Added S...
