Linecoupler - function Products AS
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1. Reduced the undelivered telegram will be re sent once d Telegram confirmations on line sets when the line coupler should confirm by sending an immediate ACK message the reception of telegrams Selecting lf routed default option will make the line coupler respond with an IACK message only if the received telegram is routed towards the mainline while Always will make the line coupler send a confirmation for every telegram it receives even if not routed to the line on the other side d Send confirmation on own telegrams permits enabling Yes or disabling No default option self acknowledgment This extra feature offers the possibility to send an ACK to the destination line immediately after passing the telegram itself so the telegram will show as confirmed on it therefore preventing repetitions in case of faulty projects etc even if no device is receiving it In case of reception errors on the destination line negative ACKs sent by the devices will overwrite this ACK so having this parameter enabled will cause no damage or information loss http www zennio com Technical Support http zennioenglish zendesk com 15 Zennio Zennio Linecoupler 3 4 SUB LINE This screen permits parameterizing the behaviour of the line coupler regarding the sub line that is when telegrams are being transferred towards the sub line As shown in Figure 11 the available parameters are completely analogou2. the normal mode does not cause a loss of the previously downloaded parameters For both the line repeater and the line coupler application programs the selectable manual functions are disabled pass all telegrams pass physical telegrams and pass group telegrams Please refer to sections 3 2 and 4 2 for the parameterization in ETS of the manual function and for a detailed description of the different options http www zennio com Technical Support http zennioenglish zendesk com 11 Zennio Zennio Linecoupler 3 ETS PARAMETERIZATION LINECOUPLER To begin with the parameterization process of the device it is necessary once the ETS program has been opened to import the database of the product Linecoupler application program Properties General Installationhints Comment Program Information Catalog H H Hlus Address ao Un _ Be Produc ennio Linecoupler e L Last modified 1502213122254 Last download 15 02 2013 11 00 17 Parameter Figure 8 Properties of the Linecoupler application program Next the device should be added to the project where desired And then one click on the device with the secondary mouse button will permit selecting Edit parameters in order to start the configuration The following sections provide a detailed explanation about each of the different parameters of the device 3 1 DEFAULT PARAMETERI
3. Zennio Passion for KNX innovation Linecoupler KNX TP Line Coupler Repeater ZN1SY LCTP lt zZ lt gt CC LU Y D Application Program version 1 0 User Manual version 1 0 zs www zennio com Zennio Zennio Linecoupler Contents Re A O 3 1 1 Zenmio BL E eE Ta E EEE das 3 1 2 e e g E 5 SNE IU AO EE 6 2 1 General conne e EE 6 2 1 1 Zennio Linecoupler as a line coupler 6 2 1 2 Zennio Linecoupler as a repelente ipods 10 2 2 MNF UNC Lee DUO e e E EE ETE 11 3 ETS parameterization Upnecoupler 12 3 1 Default oarametertzation 12 3 2 EE A a E E o 13 3 3 AYALA INS PR PR No O a e UE tha tteveuenstoyseunedonduse 13 3 4 SUI doo E 16 4 ETS parameterization Linerepeater ccccccccccssseecceeeessecceeseeeseceeeeeeeeeceeeeaeeeeeeeeeas 17 4 1 Default oarametertzation 17 4 2 A O a E o E E o AET 18 4 3 Manr oia 18 4 4 Se y E E O on E E 20 http www zennio com Technical Support http zennioenglish zendesk com 2 Zennio Zennio Linecoupler 1 INTRODUCTION 1 1 ZENNIO LINECOUPLER Figure 1 Zennio Linecoupler Linecoupler is the KNX line coupling and line repeating solution from Zennio This device is intended to couple two KNX twisted pair lines together Its flexibility makes it possible to connect a KNX sub line to a KNX mainline or a KNX mainline to a KNX backbone line line coupler mode or to simply link together two sub line segmen
4. backbone coupler or as a repeater for coupling two sub line segments A different application program is provided for each purpose 2 1 1 ZENNIO LINECOUPLER AS A LINE COUPLER Figure 2 shows a typical scenario where Linecoupler can be installed As a line coupler the device may perform line coupling in the nodes marked as LC where a sub line connects to a mainline or a mainline connects to a backbone line In both cases Linecoupler offers an insulated coupling interface with the possibility of filtering the tratfic according to the topology in the installation or to group oriented criteria In other words Linecoupler will or will not let telegrams pass from one line to the other according to the parameterization Another scenario is shown in Figure 4 4 1 0 4 2 0 Mainline 4 0 0 Ma E o REST 4 0 1 S laz 2 Y Y Y 44 1 1 14 2 1 SC 3 1 0 3 2 0 Mainline 3 0 0 1 Le Lc au ESCH a S 3 0 1 S 2 ba 2 WY WY 3 1 1 43 2 1 Backbone line Figure 4 Line coupling scenario http www zennio com Zennio Linecoupler Technical Support http zennioenglish zendesk com Zennio Zennio Linecoupler Note the individual address of a line coupler needs to be of the form X Y 0 or X 0 0 in the case of working as a backbone coupler Regarding telegram filtering the line coupler implements two complementary and optional filters d Group address filtering ETS automaticall
5. 7 Zennio Zennio Linecoupler downloads it will compare such address with its own physical address The physical address of the line coupler determines the line it belongs to which then and according to the parameterization determines if the telegram will be routed or eventually dropped blocked This can be parameterized separately for the mainline and for the sub line v Example in the example shown in Figure 4 if the line coupler with address 3 2 0 reads a telegram on the mainline destined to the device with physical address 3 1 2 it will compare both addresses and conclude that 3 1 2 is not an address belonging to its line and will therefore not transmit it to its secondary line Note the device that sends a telegram needs to have been assigned a physical address that really corresponds to its line In Figure 4 if the device with address 3 1 1 let it be a KNX programmer for instance changes its address to 7 7 255 it will not be able to send telegrams to for example the device with address 4 0 1 For their part the LED lights on the top of the device make it easy to monitor the status of the buses and to detect typical communication problems as detailed next Zennio LINECOUPLER Figure 6 LEDs d Mainline status LED shows the status of the primary bus o OFF error o ON green OK o ON orange red manual function in execution http www zennio com Technical Support http zennioenglish ze
6. addresses in other words all telegrams destined to physical addresses will be transmitted while in manual mode and pass group telegrams the device will not filter group addresses note that this has no practical effect the line repeater does always let group telegrams pass in normal mode while on the other hand physical address filtering will stay the same in normal mode 4 3 MAIN LINE This screen permits parameterizing the behaviour of the line repeater regarding the mainline Le when the telegrams travel towards the bus connected to the terminal on the left see Figure 3 Note that in the case of the line repeater both lines belong to the same hierarchical range although they will still be referred here to as mainline and sub line in order to distinguish them 1 10 1 Zennio Linecoupler General Mamme Mainline Sub line Configuration groups physical route k Physical telegrams transmit all Physical Repetition if errors on mainline reduced Group Repetition if errors on mainline reduced Telegram confirmations on line always Send confirmation on own telegrams pes Figure 14 Mainline http www zennio com Technical Support http zennioenglish zendesk com 18 Zennio Zennio Linecoupler The available parameters are described next d Configuration as in the Linecoupler application program this parameter permits selecting a general preset for the ma
7. sent up to three times and Reduced default option the undelivered telegram will be re sent once d Telegram confirmations on line sets when the line repeater should confirm by sending an immediate ACK or IACK message the reception of telegrams Selecting If routed default option will make the line repeater respond with an IACK message only if the received telegram is routed towards the sub line while Always will make the line repeater send a confirmation for every telegram it receives even if not routed to the line on the other side http www zennio com Technical Support http zennioenglish zendesk com 19 Zennio Zennio Linecoupler d Send confirmation on own telegrams permits enabling Yes or disabling No default option self acknowledgment This extra feature offers the possibility to send an ACK to the destination line immediately after sending the telegram itself so the telegram will show as confirmed on it therefore preventing repetitions in case of faulty projects etc even if no device is receiving it In case of reception errors on the destination line negative ACKs sent by the devices will overwrite this ACK so having this parameter enabled will cause no damage or information loss 4 4 SUB LINE This screen permits parameterizing the behaviour of the line repeater regarding the sub line e when the telegrams travel towards the bus connected to the
8. terminal on the right see Figure 3 As shown in Figure 15 the available parameters are completely analogous to those in the Main line tab 1 0 1 Zennio Linecoupler Configuration Physical telegrams Physical Repetition if errors on sub line Group Repetition if errors on sub line Telegram confirmations on line Send confirmation on own telegrams Figure 15 Sub line Sub line groups physical route x transmit all reduced reduced always pes Please refer to section 4 3 for a detailed description of these parameters taking into account that section 4 3 applies to the mainline instead of the sub line http www zennio com Technical Support http zennioenglish zendesk com 20 e nio Passion for KNX innovation Join and send us your inquiries about Zennio devices http zennioenglish zendesk com Zennio Avance y Tecnolog a S L C R o Jarama 132 Nave P 8 11 45007 Toledo Spain Tel 34 925 232 002 Fax 34 925 337 310 www zennio com info zennio com ROHS
9. the corresponding sub line In the case of the line repeater application program the LED lights on the top of the device follow the pattern already described for the line coupler application program see section 2 1 1 although the GA status LED will always show in orange no option for group address blocking or filtering is available in the line repeater while the PA status LED will never turn green no option for individual address filtering is available in the line repeater http www zennio com Technical Support http zennioenglish zendesk com 10 Zennio Zennio Linecoupler Please refer to section 4 for a detailed explanation of the different behaviours and parameterizations of the line repeater application program 2 2 MANUAL FUNCTION BUTTON Linecoupler features an additional pushbutton on the top cover next to the status LEDs see 4 in Figure 3 A 3 second press on this button will set the device in manual mode thus activating a customizable manual function and will turn the main bus status LED orange or red depending on the previous status of the LED green or off Depending on the parameterized manual function other LEDs may also change their colours If the manual function button is pressed again for 3 seconds or if the parameterized falloack timer expires the device will leave the manual mode and recover the normal mode Note that switching from the normal mode to the manual mode and then back to
10. 2 ZENNIO LINECOUPLER AS A REPEATER Figure 2 also includes a particular case where a repeater marked as LR is required two separate sub line segments one of which with no other connection to the installation in order to prevent forbidden situations such as in Figure 7 both containing devices need to be linked for extending the sub line Linecoupler offers such linking interface with proper electrical insulation for the connections 3 3 0 Mainline 3 0 0 3 3 41 i 3 3 45 3 3 46 2 Ly 33 42 LR Sub line segment 3 3 43 GR Sub line segment 3 l M 33 44 Sub line segment 4 3 3 48 3 3 47 Backbone line 3 3 49 Sub line segment 1 Figure 7 Forbidden situation segment with two connections to the bus Line repeaters do not implement filter tables As the name suggests any telegram on one of the buses will be repeated to the other bus It is therefore irrelevant whether the telegram originates on one side or another and whether it is destined to one side or another both segments melt together Therefore the Linerepeater application program will only let transmitting or dropping every telegram destined to physical addresses while no drop or filter options are provided for those destined to group addresses Note while the individual address of a line coupler does the individual address of a repeater does not have particular restrictions apart from belonging to the address range of
11. ZATION When entering the parameter edition of Linecoupler for the first time a window similar to Figure 9 will be shown where three main tabs are available General Main line and Sub line Note that this application program does not implement communication objects 1 0 0 Zennio Linecoupler General General Mainline Sub line Manual function pass all telegrams ze Figure 9 General http www zennio com Technical Support http zennioenglish zendesk com 12 Zennio Zennio Linecoupler 3 2 GENERAL As shown in Figure 9 this screen contains two parameters both related to the manual mode of the device see section 2 2 d Fallback time for manual operation sets the maximum operation time for the manual mode Once exceeded the device will automatically leave manual mode and return to normal mode The available values are 10 minutes 1 hour default 4 hours and 8 hours d Manual function sets the desired function to be executed by the device while in the manual mode The available values are disabled no action pass all telegrams default option the device will not filter drop any telegram transferred from one line the other pass physical telegrams the device will not filter drop physical addresses in other words all telegrams destined to physical addresses will be transmitted while in manual mode on the other hand group telegram filtering will stay the same as in normal mode and pass grou
12. erforms no blocking or filtering over the group address but does filter telegrams destined to physical addresses and Groups Physical route performs no telegram filtering or dropping at all Note transmitting all the telegrams no telegram filtering or dropping is only intended for testing purposes and may cause risks or conflicts in the KNX installation if permitted permanently The following parameters will be locked unless Configure has been selected under Configuration d Group telegrams sets the behaviour of the device regarding telegrams destined to group addresses The available options are Iransmit_all no telegram filtering or dropping Block all telegrams will be dropped and Filter default option telegrams will be filtered dropping only the corresponding ones according to the filter table see section 2 1 1 Note transmitting all the telegrams no telegram filtering or dropping is only intended for testing purposes and may cause risks or conflicts in the KNX installation if permitted permanently d Main group telegrams 14 15 sets whether telegrams destined to a group address in groups 14 and 15 e g 14 1 1 will be dropped or transmitted The options are Transmit all default option and Block Note that group addresses 14 X Y and 15 X Y are not included in the filter table by ETS d Physical telegrams sets the behaviour of the device regarding telegrams de
13. filter table status 11 10 Programming button 11 Secondary line KNX connector po Am bunt Figure 3 Element diagram As shown in Figure 3 each of the two KNX lines to be coupled must be connected to one of the two KNX bus connectors available 6 11 After the connection the line coupler can be conveniently mounted on the DIN rail by the usual procedure This device does not need any external power supply since it is entirely powered through the main KNX bus 6 Note each line or line segment being coupled requires a dedicated power supply No power pass from one line to another is performed The programming button 10 shown in Figure 3 may be pressed to set Linecoupler in programming mode After a short press the programming LED will light in red The behaviour of the additional LEDs and the manual function button will be described In section 2 2 For detailed information about the technical features of Linecoupler as well as information on security and on the installation process please refer to the Datasheet included within the original packaging of the device and also available at http Awww zennio com http www zennio com Technical Support http zennioenglish zendesk com 5 Zennio 2 CONFIGURATION 2 1 GENERAL CONFIGURATION Linecoupler can be used as a line coupler for coupling both a sub line to a mainline or a mainline to a backbone line the latter is normally referred to as
14. inline or enabling the manual configuration of each parameter option Configure However the only available preset in the Linerepeater application program is Groups Physical route default option performs no telegram filtering or dropping at all The following parameters will be locked unless Configure has been selected under Configuration d Physical telegrams sets the behaviour of the device regarding telegrams destined to individual addresses The available options are Transmit all default option no telegram filtering or dropping and Block all telegrams will be dropped d Physical repetition if errors on main line sets the desired reaction upon transmission errors in the mainline e g busy receiver acknowledgement not received negative acknowledgement etc of telegrams destined to physical addresses The options are No the undelivered telegram will not be re sent Normal the undelivered telegram will be re sent up to three times and Reduced default option the undelivered telegram will be re sent once d Group repetition if errors on main line sets the desired reaction upon transmission errors in the mainline e g busy receiver acknowledgement not received negative acknowledgement etc of telegrams destined to a group address The options are No the undelivered telegram will not be re sent Normal the undelivered telegram will be re
15. ndesk com 8 Zennio Zennio Linecoupler d Sub line bus status LED shows the status of the secondary bus o OFF error or secondary line not connected o ON green OK d Mainline traffic LED shows the traffic status in the primary bus o BLINKING green traffic o OFF no traffic o BLINKING red errors in the transmissions d Sub line traffic LED shows the traffic status in the secondary bus o BLINKING green traffic o OFF no traffic o BLINKING red errors in the transmissions d Group address GA filter status LED shows the current configuration of the group address routing o OFF different routing for the main and the secondary lines o ON green filtering active o ON orange all group addresses routed o ON red routing blocked d Physical address PA filter status LED shows the current configuration of the individual address routing o OFF different routing for the main and the secondary lines o ON green filtering active o ON yellow orange all individual addresses routed o ON dark orange routing blocked Note please be careful not to confuse yellow orange and dark orange Please refer to section 3 for a detailed explanation of the different behaviours and parameterizations of the line coupler application program http www zennio com Technical Support http zennioenglish zendesk com 9 Zennio Zennio Linecoupler 2 1
16. p telegrams the device will not filter drop group addresses in other words the group address filter table will stay disabled while in manual mode on the other hand physical address filtering will stay the same in normal mode 3 3 MAIN LINE This screen permits parameterizing the behaviour of the line coupler regarding the mainline that is wnen the telegrams are being transferred towards the mainline 1 0 0 Zennio Linecoupler General Mainline Mainline Sub line l Configuration groups physical filter Group telegrams filter Main group telegrams 14 15 transmit all Physical telegrams filter Physical Repetition if errors on mainline normal Group Repetition if errors on mainline normal Telegram confirmations on line if routed Send confirmation on own telegrams no Figure 10 Mainline http www zennio com Technical Support http zennioenglish zendesk com 13 Zennio Zennio Linecoupler The available parameters are described next d Configuration permits selecting a general preset for the mainline or enabling the manual configuration of each parameter option Configure The available presets are Groups filter Physical block enables the group address filtering and drops all telegrams destined to physical addresses Groups Physical filter default option enables both the group address and the physical address filtering Groups route Physical filter p
17. rameters in order to start the configuration In the following sections a detailed explanation can be found about each of the different parameters of the device 4 1 DEFAULT PARAMETERIZATION When entering the parameter edition of Zennio Linecoupler for the first time a window similar to Figure 13 will be shown where three main tabs are available General Main line and Line Note that this application program does not implement communication objects ES 1 1 1 Zennia Linecoupler General General Mainline Sub line Manual function pass all telegrams e Figure 13 General http www zennio com Technical Support http zennioenglish zendesk com 17 Zennio Zennio Linecoupler 4 2 GENERAL As shown in Figure 13 this screen contains two parameters both related to the manual mode of the device see section 2 2 d Fallback time for manual operation sets the maximum operation time for the manual mode Once exceeded the device will automatically leave manual mode and return to normal mode The available values are 10 minutes 1 hour default 4 hours and 8 hours d Manual function sets the desired function to be executed by the device while in the manual mode The available values are disabled no action pass all telegrams default option the device will not filter drop any telegram transferred from one line to the other pass physical telegrams the device will not filter physical
18. s to those in the Main line tab 1 0 0 Zennio Linecoupler General Sub line Mainline Sub line i E Configuration groups physical filter kd Group telegrams We Sub group telegrams 14 15 transmit all Physical telegrams fier Physical Repetition if errors on sub line formal Group Repetition if errors on sub line formal Telegram confirmations on line ff routed Send confirmation on own telegrams Be Figure 11 Subline Please refer to section 3 3 for a detailed description of these parameters taking into account that section 3 3 applies to the mainline instead of the sub line http www zennio com Technical Support http zennioenglish zendesk com 16 Zennio Zennio Linecoupler 4 ETS PARAMETERIZATION LINEREPEATER To begin with the parameterization process of the device it is necessary once the ETS program has been opened to import the database of the product Linerepeater application program 1 0 1 Zennto Linecoupler En General Installationhints Comment Program Information Catalog 8 M Phys Address ho Un Product enna Linecoupler e L Last modified 18 02 2013 8 25 15 Last download 15 02 2013 10 51 29 Parameter Figure 12 Properties of the Linerepeater application program Next the device should be added to the project where desired And then one right click on the device will permit selecting Edit pa
19. stined to individual addresses The available options are Transmit all no telegram filtering or dropping Block all telegrams will be dropped and http www zennio com Technical Support http zennioenglish zendesk com 14 Zennio Zennio Linecoupler Filter default option telegrams will be filtered dropping the corresponding ones see section 2 1 1 Note transmitting all the telegrams no telegram filtering or dropping is only intended for testing purposes and may cause risks or conflicts in the KNX installation if permitted permanently d Physical repetition if errors on main line sets the desired reaction upon transmission errors in the mainline e g busy receiver acknowledgement not received negative acknowledgement etc of telegrams destined to physical addresses The options are No the undelivered telegram will not be re sent Normal default option the undelivered telegram will be re sent up to 3 times and Reduced the undelivered telegram will be re sent once d Group repetition if errors on main line sets the desired reaction upon transmission errors in the mainline e g busy receiver acknowledgement not received negative acknowledgement etc of telegrams destined to a group address The options are No the undelivered telegram will not be re sent Normal default option the undelivered telegram will be re sent up to three times and
20. ts line repeater mode Backbone line Mainline Sub line Figure 2 Context topology http www zennio com Technical Support http zennioenglish zendesk com 3 Zennio Zennio Linecoupler These are the most outstanding features of the device d Low power consumption d Galvanic insulation of the connected lines d Traffic filtering according to the project topology and to the built in address table d Telegram dropping d Device configuration blocking telegrams destined to physical addresses 2 Support for long messages up to 250 bytes d Customizable pushbutton for triggering the manual mode useful at runtime and for set up and troubleshooting purposes d 6 lighting indicators LEDs for accurately showing the bus status of each line making the detection of common situations excessive bus load message retransmissions etc easier d Two alternative application programs permit configuring the device as a line coupler or as a repeater http www zennio com Technical Support http zennioenglish zendesk com 4 Zennio Zennio Linecoupler 1 2 INSTALLATION da Y NN Main line status LED Main line traffic LED Group address filter table status Y 7 Manual function button Y k lt lt 8 Programming LED SK Main line KNX connector L S A Secondary line status LED 6 CaS oe d Secondary line traffic LED Ss 9 Physical address
21. y generates a group address table according to the loaded project This table is transferred to the line coupler when a device download is performed from ETS Therefore when a telegram containing a group address in the destination address field arrives to the line coupler the line coupler will look up such address in the group table and eventually drop block the telegram or transmit it to the other side v Example if the line coupler has been parameterized to filter group addresses from both lines when it receives a telegram from the mainline destined to a group address e g 2 5 13 it will check that there is a device in the sub line with objects that have been assigned such group address or that such address has at least been marked in ETS to pass through the line coupler see Figure 5 If so then the line coupler will let it pass Otherwise it wont be transferred to the sub line The same would also apply to the inverse case a telegram originating in the sub line Properties Group Address Comment Address Mame Mew Group Address Wa e g Central Function Figure 5 ETS option to force passing a group address through the line coupler d Physical address filtering when the line coupler receives a telegram where the destination address is a physical individual address for example during http www zennio com Technical Support http zennioenglish zendesk com
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