the User`s Manual in PDF format - Honeywell C
Contents
1. BEGIN APPLICATION WINDOW NO Show Hide application window of OPC Server PROPERTIES YES If you set this parameter to NO the C BUS OPC Server will generate additional OPC Items using _Mode and _InAlarm suffix for Mode and InAlarm attributes instead of using OPC Item s properties HVAC Parametric file for COM1 IEC via standard PC serial COM port XL500 par Parametric file for COM2 IEC via standard PC serial COM port Config par Parametric file for COM3 IEC via Ethernet virtual COM port END The list of parametric files is inserted between the keywords BEGIN and END You can also show and hide the application window of the OPC Server by using the APPLICATION WINDOW parameter lf you have the OPC Server with one IEC KIT version you will need to insert only one name of the parametric file into the OPC CFG configuration file Note Please check the list of parametric files in the OPC CFG configuration file for the correct use by the OPC server Step 7 Building the Configuration File CbusControl cfg The CbusControl cfg file is used for assigning alternative logical names to controllers and devices that are displayed in ActiveX Control for editing the Time Programs dialog in browsing Stations on the C BUS Copyright 2012 KZK spol s r o Page 6 OPC Server for Honeywell C BUS Quick Start Revision 2 3 The Time Programs implement a controlling strategy for changing the values of data points depending on time sequences T2. Server supports event base communication with Excel controllers according to following Excel firmware s limitations e In Excel s controllers firmware 1 04 and earlier is only the value attribute reports by event based communication e In Excel s controllers firmware 1 05 and higher are the value and mode attributes reports by event based communication The OPC Server using following OPC Item s qualities e GOOD quality the OPC server has received correct value of data point e BAD quality the OPC server has not received yet the initial value of data point e BAD quality communication failure communication has failed and no last known value Is available probably the Excel controller is disconnect from C Bus e BAD quality last Known value communication has failed but the last known value is available Item represents the most recent known value of data point The OPC Server has the ability to change the Auto Manual attributes of obtained data points by the OPC Item property Item Mode The OPC Server has also the ability to report the value of InAlarm attribute of obtained data points by the OPC Item property Item InAlarm lf your OPC Client is not able to browse the OPC Item property Item Mode you can try to use access to the OPC Item property Item Mode property by number For Item Mode property you can use value of 5001 instead of browsing Here is an example of OPC ltem ID addressing filename_par data_point_name 5001 w
3. communicates with the OPC Server via TCP IP You can install ActiveX Control in a different location to the one where the OPC Server is running usually on PCs where there is an OPC Client and where the ability to change Time Programs across the network is required This is an example of using ActiveX Control inside the Internet Explorer lt html gt lt head gt lt title gt CbusControl lt title gt lt head gt lt body gt lt p gt lt object classid clsid A445C0OD3 044A 4930 9DA5 EF595E984E75 id CbusControl width 340 height 190 gt lt param name CBusServerPort value 5001 gt CbhusServerPort the TCP port for connecting to the OPC Server if you have the configuration of the OPC Server with more parametric files for different C BUS networks you should use multiple instances of the ActiveX Control with the corresponding TCP ports lt param name CBusServerAddr value localhost gt CBusServerAddr IP address of the PC where the C BUS OPC Server is running lt param name CBusConfigurationFileName value Cbus1Control cfg gt CBusConfigurationFileName the name of configuration file Note If you don t use this parameter the ActiveX Control tries to load default configuration file CbusControl cfg lt param name BoxID value 1 gt BoxID ID number of the IEC according to the box definition in your parametric file Note If you don t use this parameter the default value 1 is used lt param name RefreshIt
4. if you change the IP address of the IEC you have to reinstall the corresponding virtual COM ports Note You must have the TCP IP protocol installed and configured before installing the COM Port Redirector Copyright 2012 KZK spol s r o Page 3 OPC Server for Honeywell C BUS Quick Start Revision 2 3 Step 4 Installation of the C BUS OPC Server To install the C BUS OPC Server follow the instructions below 1 Insert the installation CD into your CD ROM drive 2 Select your language 3 Click on the Installation of OPC Server 4 Respond to the installation prompts Note If the installation CD does not launch automatically click on the Windows Start and select Run In the Open field enter the following command line X AUTORUN where X is your CD ROM drive letter Configuration of Software The configuration of the OPC Server is performed by parametric files par but par extension is not necessary a file name without extension may be used as well and the configuration file OPC CFG OPC CFG is the required name The configuration of the ActiveX Control for Editing Time Programs is performed by the default configuration file CbusControl cfg or by the configuration file that is specified by CbusConfigurationFileName parameter of ActiveX Control The parametric and configuration files are simple text files and they can be edited by standard text editors for example using Notepad The parametric and conf
5. 2d Cornd Comi9 Come29 Comid f Com20 f Com3d Figure 4 The Port Setup dialog box 2 Select Redirect COM port in the Port Configuration group 3 Click on the Add IP button and add the IP address of the IEC IP Service Setup x Host fi J2 165 1 254 TCPPatt 2001 creel O nee Figure 5 The IP Service Setup dialog box In the Host field type the IP address of the IEC In the TCPPort field type the TCP port number 3001 Tip You can also use the TCP port number 3002 for the second channel of IEC and create a virtual COM port associated with the RS 232 and RS 485 interface that is usually used for connections between IEC and PC without using the Ethernet sub modtule 4 Click on the Port Settings button and set the reconnect parameters Port Settings x I Timeout Reconnect Force v2 Protocol W Server Reconnect Inband Listen i l 3 E Connection Timeout Cancel Figure 6 The Port Settings dialog box Help The auto reconnects mechanism works only if you check the Timeout Reconnect and Server Reconnect options You can also decrease the value of the Connection Timeout the number of seconds before the re establishment of the failed connection is attempted 5 Click on the Save button and reboot your PC When the COM Port Redirector is properly configured you can suppress the status windows by checking the silent Mode parameter Note Remember that
6. C using the UDSIP utility you must use the address that is on the same subnet as the computer that you are using To get the IP address of your computer if you are using Microsoft Windows 9X you can go to an MS DOS prompt and issue the command winipcfg lf you are using Microsoft Windows NT 2000 XP use the command ipconfig o x To assign a new IP address to your UDS IF Contig IEC follow the instructions below P ETEEN 1 In the Enter IP Address to assign 192 168 11 188 field type the IP address of the IEC XXX XXX XXXK XXKX format Enter the Hardware Address 00 20 48 51 11 60 In the Enter the Hardware Address field type the Ethernet address MAC address listed on the IEC label on Set IF Address the right side of the IEC 2 Click on the Set IP Address button and USDIP will attempt to Figure 2 The UDSIP utility dialog box assign the new IP address To check the assigned IP address to the IEC use ping utility In the MS DOS prompt type the following command ping XXX XXX XXX XXX where XXX XXX XXX XXX is the IP address of IEC The Reply received message indicates that the new IP address has been assigned successfully Note Before assigning an IP address to the IEC please check using the ping utility whether this IP address has not been used by another device Step 3 Installation of COM Port Redirector If you have not installed the Ethernet sub module please skip this step
7. IEC has same IP address as another device on the LAN network lf the Ethernet connection between the OPC Server and IEC doesn t work please try the direct connection between the PC and IEC by a cross Ethernet cable If the Serial connection between the OPC Server and IEC doesn t work please check the wiring of the RS 232 communication cable connection If the Serial connection between the OPC Server and IEC still doesn t work please try to use the RS 485 connection by the RS 485 communication cable and the RS 485 to RS 232 converter with ADDC Automatic Data Detection Control If the RS 485 connection between the OPC Server and IEC still doesn t work please check the wiring of the RS 485 communication cable connection If the RS 485 connection between the OPC Server and IEC still doesn t work please try to use another RS 485 to RS 232 converter If the OPC Server is unable to receive the values of data points please specify the correct C BUS address of the Excel controllers and the IEC in the parametric file Check and make sure that the communication speed 9600 bps in your OPC Server configuration all Excel controllers and other C BUS devices e g XM100 Repeaters etc is the same lf the OPC Server returns an OPC Item with the Bad OPC quality the data points represented by the OPC Item probably don t exist in the Excel controller or the Excel controller database was modified or the Excel controller is switched off o
8. If you do not use IEC unit as RS 232 RS 485 to Ethernet converter RS 232 RS 485 interface will be available as a virtual COM port please skip this step Use the RED32BIT Windows 95 98 NT 2000 XP driver from the installation CD Click Run from the Windows Start menu and type the following command line X LAN LANTRONIX REDIRECTOR RED32BIT where X is your CD ROM drive letter D x After the successful installation click on the Windows Start and Port Configuration select Programs Lantronix Advanced see P alti Redirector gt Configuration Com Setup o Move Down Silent Mode Add IF Tip You can download the latest version of Lantronix COM Port Port Settings eee Redirector from Lantronix s web _Bemove www lantr onix com suppor t Status Ide ti Disconnect Help Save Close Figure 3 The Redirector Configuration tools dialog box Copyright 2012 KZK spol s r o Page 2 OPC Server for Honeywell C BUS Quick Start Revision 2 3 To create virtual COM ports for Ethernet connections between the OPC Server and the IEC follow the instructions below 1 ced Port Setup Redirected Parts Click on the Com Setup button and select the redirected ports Com Comi Comet D x P Come Comi2 f Com22 P Comes Comi3 Comes P Come Comi4 Come I Comh Coml5 J Com25 poe fw Com Comi6 Come2b Com Comi Come Comm Comi8 Come
9. OPC Server for Honeywell C BUS Quick Start Revision 2 3 C BUS OPC Server Quick Start The following sections describe how to use the supplied KZK OPC Server The OPC Server s functionality can be divided into the configuration amp installation part and the on line part described in the following sections Configuration of Hardware The OPC Server requires the Intelligent External Converter IEC for the physical connection to the C BUS media layer The IEC is a microprocessor based single chip device and the manual configuration by jumpers and DIP switches is required only if you install the Lantronix CoBox module for Ethernet connections between the OPC Server and the IEC All other configuration steps can be made by software tools and utilities e g changing a C BUS address for the IEC or assigning an IP address to the IEC with the installed Ethernet sub module Step 1 IEC Connection and Mounting To secure the connection of your Mmm Intelligent External Converter IEC memm e o m follow the instructions below 1 Connect the IEC to the C BUS RS485 through a two wire circuit 2 If you have installed the Ethernet sub module you can skip this step Connect the IEC to the PC Personal Computer through RS232 or RS485 For long distance between the IEC eth and PC you can use RS485 interface 24V Ethernet C BUS _ crpe 20 50 60 100 500 600 but you have to use RS485 to RS232 Figure 1 Wiring diagram for IEC Converter conver
10. ctions of the Ethernet sub module ON DIP position without Ethernet sub module OFF DIP position with installed Ethernet sub module ADDC JP1 Data Control for remote mapped RS 485 RTS JP1 Data Control for AAR Ethernet sub module A T eT A remote mapped RS 485 Note Data Control JUMPER1 controls the RS 485 port s data communication of the virtual COM port associated with the RS 485 interface that is usually used for connections between IEC and PC without using the Ethernet sub module RTS stands for Ready to Send and ADDC stands for Automatic Data Detection Control Copyright 2012 KZK spol s r o Page 12
11. ems value true gt Refreshitems If you set this parameter to false the ActiveX Control doesn t perform the feedback control for changing items in Daily schedules It means if you change any item in Daily schedules the ActiveX Control doesn t refresh all items until you reopen the Daily schedules dialog box again Note If don t use this parameter the default value true is used Tip Tf you will have any Daily schedules with a lot of items the refresh of all items can take a quite long time after you Change one of them so that it is very useful to suppress the immediate refresh of all items in Daily schedules when you change one of them lt object gt lt p gt lt body gt lt html gt Copyright 2012 KZK spol s r o Page 8 OPC Server for Honeywell C BUS Quick Start Revision 2 3 The use of the ActiveX Control is very simple you only have to set the CbusServerPort and the CbusServerAddr parameters described in the previous HTML example because the ActiveX components use the TCP IP communication to translate calls between ActiveX Control and the OPC Server If you want to use the ActiveX Control inside the visualization your SCADA HMI system ought to have the support for Activex technology This means that your SCADA HMI system should contain an ActiveX container for ActiveX Controls You can establish a connection between ActiveX Control and the OPC Server by the Connect button You can access the Time Programs tha
12. erver for Honeywell C BUS Quick Start Revision 2 3 A 1 AnalogO1 12 A type of data point lt A Analogue B Binary M Multistate gt L ID of the IEC that receives the value of the data point the ID number is defined in the box section AnalogOl the name of the data point also known as the user address is an 18 character case sensitive ASCII string LZ the C BUS address of the Excel controller where the data point is located the C BUS address must be within the range Or 2 to 30 as the C BUS address number 1 ws reserved for the css Communication System Server device and Honeywell s graphics central XBS i END All the configuration parameters and the mapping of data points are inserted between the keywords BEGIN and END The primary key for a data point is based on its correct name user address You can find the correct names of data points in the CARE Printout Tool X1584 terminal X1581 X1582 terminals or the XL50 MMI panel Note Before assigning this C BUS address to the IEC please check using the Show All Devices option in an Excel terminal or panel menu whether this C BUS address has not been used by another C BUS device Step 6 Building the Configuration File OPC CFG The OPC CFG file is used for loading more parametric files for several C BUS networks via a multiple COM port supply with the corresponding number of the IEC This is an example of a configuration file for the C BUS OPC Server
13. es of ActiveX Control s configuration file 1 If you don t use parameter CBusConfigurationFileName the ActiveX Control tries to load default configuration file CbusControl cfg If this local configuration file doesn t exist the ActiveX Control tries to load the remote configuration file from computer where the C Bus OPC Server is installed If the remote configuration file doesn t exist the ActiveX Control will not use any configuration file with logical names of Excel controllers and other C Bus devices 2 If you specify the configuration file name by using CbusConfigurationFileName parameter the ActiveX Control tries to load the this local configuration file If this local configuration file doesn t exist the ActiveX Control tries to load the remote configuration file from computer where the C Bus OPC Server is installed If the remote configuration file doesn t exist the ActiveX Control will not use any configuration file with logical names of Excel controllers and other C Bus devices Note If the default configuration file CbusControl cfg exists in installation directory of C Bus OPC Server the ActiveX Control always uses this local configuration file instead of using the remote configuration file Copyright 2012 KZK spol s r o Page 7 OPC Server for Honeywell C BUS Quick Start Revision 2 3 Step 8 Using ActiveX Control for editing Time Programs ActiveX Control is included in the installation of the OPC Server and it
14. he Time Programs are stored in Excel controllers An Excel controller can have the maximum of 20 Time Programs This is an example of a confiquration file for ActiveX Control 1 CSS 1 mumoer of the C BUS address of the controller or device CSS text of an alternative logical name IEC BNA XBS 5 EBI 10 XL50 11 XL500 12 XM100 Aa WN Unless this file exists the default name of Station X is used as in XBS or XI584 software where X is the C BUS address of the station If you will need to connect the ActiveX Control to more C Bus networks via one C Bus OPC Server and more IEC units you have to use corresponding configuration files for each C Bus network by CbusConfigurationFileName parameter of ActiveX Control The ActiveX Control can load local or remote configuration file The ActiveX Control loads the local configuration file from directory where the C Bus OPC Server is installed The ActiveX Control loads the remote configuration file via network from computer where the C Bus OPC Server is installed The remote configuration files are also stored in installation directory of C Bus OPC Server The name of remote configuration file has following syntax parametric_file_name box_ID cfg e g remote configuration files cobus11 cfg and cbus11 cfg belongs to parametric files cbus1 par and cbus2 par in case of using value 1 for box ID definition in box section of both parametric files Here is description of loading rul
15. here 5001 signifies Item Mode property You can also use value of 5002 that represents InAlarm attribute Here is an example of OPC Item ID addressing for InAlarm attribute of data point filename_par data_point_name 5002 The C BUS OPC Server version has support for OPC Client without ability to browse OPC Item properties For using this feature you have to set configuration parameter PROPERTIES NO in your OPC CFG file After setting this parameter to NO the C BUS OPC Server will generate additional OPC Items for Mode and InAlarm attributes instead of using OPC Item s properties Here is an examples of OPC Item ID addressing filename_par data_point_Mode for Mode attribute and OPC Item ID addressing filename_par data_point_InAlarm for InAlarm attribute We are preparing handling with Excel s alarms by Alarms and Events OPC specification in some next version of C Bus OPC Server Copyright 2012 KZK spol s r o Page 10 OPC Server for Honeywell C BUS Quick Start Revision 2 3 Troubleshooting in the C BUS OPC Server some of the most common problems that people encounter during the configuration and use of the OPC Server are caused by one or more of the following troubles lf the Ethernet connection between the OPC Server and IEC doesn t work please check if the LAN link indicator lights green If the LAN link indicator lights orange with plugged patch cable or it lights red with unplugged patch cable then it does mean that
16. iguration files are located in the installation directory where the OPC Server is installed Step 5 Building a Parametric File You can build a parametric file using a text editor or you can generate a parametric file using the Excel spreadsheet It is simpler for projects with more data points to generate parametric files by Microsoft Excel You can build a configuration file by copying a text from the Excel spreadsheet to the Clipboard and pasting the selected text into the Notepad editor The latter step saves the text in the notepad as filename par a parametric file You can also save the parametric file directly from the Excel soreadsheet as Formatted text separated by gaps orn and type in the file name and extension par par extension is not necessary You can use a different extension or file name without the extension but you must insert the correct name of the parametric file into the OPC CFG configuration file in order to secure the correct functioning of the OPC server In this way you can use different parametric files for several C BUS networks The OPC Server supports the following types of data points in the definition of the parametric file e Analog Input Output e Digital Inout Output Warning Never use these system data points e Pseudo Analog Virtual EXECUTING_STOPPED e Pseudo Digital Virtual SHUTDOWN e Pulse STARTUP e Totalizer Copyright 2012 KZK spol s r o Page 4 OPC Server for Hone
17. lue without feedback control reading after writing PLC TIME SYNC YES Turn On Off time and date synchronization of Excel controllers with PC where is C Bus OPC Server running TIMEOUT 5000 Timeout of the C BUS station ms TIMEOUT the TIMEOUT parameter depends on the number of Excel controllers on the C BUS and the following values are recommended 5000 up to five controllers on the C BUS 10000 up to ten controllers on the C BUS 15000 above ten controllers on the C BUS IDLE _ PERIOD 0 Delay between obtaining values of data points ms REPEAT COUNT 2 Maximum number of attempts for receiving the value of data points from C BUS network TCP_PORT 5001 TCP port for connecting the ActiveX component for editing Time Programs ERR _ LOGGING NO Not used only for compatibility ERR_LOGGING FILE C Alarms log Not used only for compatibility box 1 29 IEC1 Keyword ID C BUS address C BUS name box Keyword L ID of the IEC the ID number is used only if you need several IECs on the same COM port but this method of connecting several IECs to one OPC Server is slower than using several parametric files for different COM ports supported by a Multiport serial card or Ethernet virtual COM ports Note when you need to connect more IEC units via RS 485 to one OPC Server each IEC unit needs separate box ID identifier 29 C BUS address or the IEC 130 TEGL C BUS name of the IEC Copyright 2012 KZK spol s r o Page 5 OPC S
18. ndicates that the OPC Server tries to obtain all values Be ee of defined data points for the first time initialization CurrentPoint The name of currently processed data point Returns the result code of the TCP port initialization TcpErrorCode lf the value of this system items is not equal to zero try to use other TCP_PORT value in your parametric files Number of data points which were impossible to obtain from Excel controllers Name of the first data point that was impossible to obtain from Excel controllers FirmwareVersionXX Firmware version of IEC MaxNumberOfPointsXX Number of maximum data points depends on the purchased license NumberOfNonReadyPointsXX FirstNonReadyPointXX Where XX is ID number of the IEC according to the box definition in your parametric file Attention Be sure that you do not exceed the number of maximum data points allowed Copyright 2012 KZK spol s r o Page 9 OPC Server for Honeywell C BUS Quick Start Revision 2 3 The maximum number of the obtained data points per one IEC is 3 000 but the OPC Server is able to manage more than one IEC in this way you can obtain up to unlimited number of points The OPC Server supports the following Excel controllers XL20 XL50 XL80 XL100 XL500 and XL800 and it can coexist on C BUS with Honeywell s graphics centrals XBSi XBS XFl EBI and SymmetrE The OPC Server supports following OPC Data Access specifications 1 0 2 05 and 3 0 The OPC
19. r the data point is not located at the specified C BUS address of the Excel controller Check whether the data point name is correct Remember that data point names are case sensitive In case that your OPC Client is unable to browse the OPC Item property Item Mode you can try to use accessing the OPC Item property Item Mode property by number For the Item Mode property you can use the value of 5001 instead of browsing Here is an example of the OPC Item ID addressing XL100C Analog1 5001 where 5001 signifies the Item Mode property lf your OPC Client still cannot communicate with the Item Mode property please try to use parameter PROPERTIES NO in your OPC CFG file You can also try another OPC Client The Softing Demo OPC Client opc_dc exe may be found in the MISC directory on the installation CD lf event based communication with Excel controllers doesn t work please check whether the Excel controllers have firmware version at least 1 03 or higher lf the communication problems persist please send the filled out problem_report rtf form to support cbusopcserver com and our technical support will do their best to be of assistance to you with all the possible problems The form may be found in the DOC directory on the installation CD Copyright 2012 KZK spol s r o Page 11 OPC Server for Honeywell C BUS Quick Start Revision 2 3 Installation of Ethernet sub module The pictures stated below show the mounting instru
20. t are stored in Excel controllers from multiple PCs even simultaneously Testing and Tuning of the C BUS OPC Server on line The name of the OPC server is SOFTYON C BusDA 1 Your OPC Client may ask you to specify this name but many OPC Clients provide a list of available OPC servers The OPC Server will start automatically when the OPC Client requests a connection and stop immediately after the OPC Client has released its connection If your OPC Client fails to stop the OPC Server you can stop the OPC Server by closing the OPC Server application window by the APPLICATION WINDOW parameter in OPC CFG The OPC Server checks the syntax of configuration and parametric files In the event of occurrence of any syntax errors the error window will be displayed The OPC Server provides for system OPC Items by the Systemltems OPC Group Many of them are extremely useful and you can use them in your OPC Client The System Items are described in the following table Name of system OPC Items Descriptions of system OPC Items CommunicationErrorXX Indicates a communication error with IEC Returns the bit maps of online station on C BUS CBusOccupationXX bit 1 corresponds to station with the C BUS address 1 bit 30 corresponds to station with the C BUS address 30 Group of CBusOccupationMap contains ControllerXY BusOccupationMapXX binary items with binary map of online station on C Bus Where XY is Excel controller number in the range 1 30 I
21. ter with ADDC The LAN link indicator lights green to 3 If you have not installed the Ethernet indicate 10 100 Mbps Ethernet connection sub module you can skip this step a Connect the IEC to the network using The LAN link indicator lights or blinks red Hub or Switch through the Ethernet except the start up procedure to indicate port The IEC must be on the same error detection in the configuration of the network segment as your PC with the Ethernet sub module installed C BUS OPC Server Note The IEC supports C BUS speeds of 4 Plug the IEC in the power supply 4 800 9 600 19 200 38 400 76 800 bps 24V DC or equivalent AC voltage and Ethernet speeds of 10 100 Mbps The required input voltage is 10 25V i iri f IEC Step 2 Assigning an IP address to IEC PINO FOWET SUPP y ANINING Or E If you have not installed the Ethernet sub module please skip this step If you wish to install the Ethernet sub module please proceed to the additional section Installation of the Ethernet sub module The IEC is shipped with the default IP address 192 168 1 254 For changing the default IP address use the UDSIP utility from the installation CD Click Run from the Windows Start menu and type the following command line X LAN LANTRONIX UDSIP where X is your CD ROM drive letter Copyright 2012 KZK spol s r o Page 1 OPC Server for Honeywell C BUS Quick Start Revision 2 3 In order to successfully assign an IP address to the IE
22. ywell C BUS Quick Start Revision 2 3 This is an example of a parametric file for the C BUS OPC Server BEGIN Semicolon is used for comments PARAM FILE TYPE 2 gt Simulation OnLine mode 2 2 COM_PORT COM1 COM port COM1 COM255 COM_PORT the Lantronix COM Port Redirector can only support up to 64 virtual COM ports Note for Lantronix s virtual COM ports above nine you have to use following syntax COMXX where XX is COM port number in the range from 10 to 64 DEST ADDR 192 168 1 254 destination IP address of IEC Converter DEST PORT 14001 destination TCP port in Cobox format BAUD_RATE 9600 Baud rate BAUD_RATE it is the communication speed between IEC and OPC Server DRIVER _ADDR 31 Address of the driver for internal use ADDR_MODE NO Turn On Off the addressing mode in communication between IEC units and OPC Server YES NO It is necessary to switch this parameter to YES only when you need to connect more IEC units via RS 485 POOLING MODE NO Turn On Off the event based communication between IEC units and Excel controllers It is necessary to Switch this parameter to YES when you need pooling based communication between the IEC units and Excel controllers but don t forget obtaining values of all defined data points will be perform only by pooling Note the IEC s firmware 2 32 or higher is required for using this feature IMMEDIATE WRITING NO Turn On Off immediate writing of data point s va
Download Pdf Manuals
Related Search