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MECps 

 

 

 

 

 

 

 

 

MECps640 

 

 

KNX Line/Area Coupler/Repeater  

with integrated 640 mA KNX Power Supply 

 

 

Technical and Application Description 

 

 

Summary of Contents for MECps640

Page 1: ...MECps MECps640 KNX Line Area Coupler Repeater with integrated 640 mA KNX Power Supply Technical and Application Description ...

Page 2: ...ritten approval it may not be reproduced or commercialized distributed or presented to other individuals for commercial purpose Details and information contained within may be subject to change without notice For the accuracy of the document no warranty is given All rights reserved ...

Page 3: ... Repeater Application 12 2 3 KNX Network Installation 13 2 3 1 Individual Address 13 2 3 2 KNX Topology 14 2 4 Programming 15 2 4 1 Programming Button 15 2 4 2 Individual Address Assignment 15 2 5 Special Functions 16 2 5 1 Manual Function 16 2 5 2 KNX Bus Reset 16 2 5 3 Factory Reset 17 3 ETS Database Parameters Coupler 18 3 1 General 18 3 2 Main Line 19 3 3 Subline 21 4 ETS Database Parameters R...

Page 4: ...e used as KNX TP line coupler to connect different TP Lines Areas and Segments Telegram filtering is accomplished according to the installation place in the hierarchy Physical ly addressed Telegrams and according to the built in filter tables for group communication Group oriented Telegrams For detailed diagnosis all operational modes states are shown by a duo LED display Programming on main line ...

Page 5: ... Supply Voltage Terminals State 2 Subline Function Button Telegram Traffic KNX TP Main Line Programming Button Telegram Traffic KNX TP Subline KNX TP Main Line Connector Group Address Routing E KNX TP Subline Connector Individual Physical Address Routing Programming LED only group telegrams with main groups 0 13 1 A 2 B 3 C 4 D 5 6 7 ...

Page 6: ...d by blinking blinking red Transmission error off No telegram traffic Telegram Traffic KNX TP Subline blinking green Telegram traffic extent indicated by blinking blinking red Transmission error off No telegram traffic Group Address Routing green Filter active orange Route all red Block all off Routing of Group Telegrams is different on main line and subline Individual Physical Address Routing gre...

Page 7: ... green orange red filter route all block all Individual Address Routing Table 4 KNX Bus Reset Number LED Color Comment State 1 Main line red State 2 Subline red Group Address Routing off Individual Address Routing off Table 5 LED Status Display for Factory Reset after first Button Press Number LED Color Comment State 1 Main line orange State 2 Subline orange Group Address Routing green orange red ...

Page 8: ... with default settings All telegrams are blocked because the filter table is not defined The Manual Function switch off time is 60 min Individual Address is 15 15 0 Figure 2 Connection Scheme Please also read chapter 1 5 Important Notes before putting the device into operation ...

Page 9: ...mounting use an appropriate equipment according to IEC60715 Installation only in distribution boards and enclosed housings Installation only on a 35 mm DIN rail TH35 Terminals and metal parts under current must be completely covered against touching Contact protection must be provided through the control cabinet It must be not possible to remove the cover without aid of a tool Connect the KNX bus ...

Page 10: ...figurable Repetition is configurable for both Physical Telegrams and Group Telegrams It is possible to switch off telegram filtering by only pressing a button on the device front panel Then filtering is suspended for an ETS configurable time period Suspending telegram filtering eases commissioning debugging and diagnostics When filtering is suspended temporary access to other lines becomes possibl...

Page 11: ...grams that use group addresses as destination addresses it reacts in accordance with the parameter settings During normal operation with Group Telegram routing set to filter MECps640 only routes telegrams whose group addresses are entered in its filter table If a telegram is routed by MECps640 without receiving the corresponding acknowledgement i e due to a missing receiver or to a transmission er...

Page 12: ...he telegram will be repeated up to three times depending on the ETS setting With the parameters Repetitions if errors this function can be configured separately for each line and both kinds of telegrams It is recommended to use the default parameter setting If not configured as Line Repeater the ETS application program TP Repeater has to be downloaded to the device Under the ETS Information tab th...

Page 13: ...defined If MECps640 is used in a KNX system for both purposes it is necessary to ensure that the MECps640 used as a line coupler has a line coupler address assigned from a free addressing area Following figure illustrates the correct line coupler topology Figure 5 Line Coupler Network Example If an area coupler with address 1 0 0 already exists on the backbone no line coupler with address 1 x 0 1 ...

Page 14: ...t it is common practice to insert a new line instead of extending the original one when exceeding 64 bus devices The free tree structure of the KNX topology prevents problems caused by circling telegrams and heavy bus load To maintain this condition interconnections between lines or line segments are strictly forbidden Figure 6 Linecoupler Network Topology Each line and each segment must be powere...

Page 15: ...uired When Programming Mode is activated the ETS is able to start the download To program devices of a line different to which the device used as ETS Current Interface is connected a correct topology is mandatory The Individual Address can be assigned to the device by setting the desired address in the properties window of the ETS When the ETS download is complete the device restarts itself Figure...

Page 16: ...e Manual Function LED 5 and LED 6 show the current filtering states When the Manual Function is active either all Physical Telegrams or all Group Telegrams or both pass the MECps640 without filtering After the Switch off time period has elapsed MECps640 automatically switches back to normal operation To configure the Manual Function and set the Switch off time use the General parameter tab like sh...

Page 17: ...press 3 sec executes the Factory Reset After the first press the LED display lights like described in Table 5 LED Status Display for Factory Reset after first Button Press After the second press all parameters incl Individual Address will be set to factory default Subsequently LEDs show the normal operation display again ...

Page 18: ...ameter Settings ETS Parameter Settings Factory Default Comment Manual Function disabled pass all telegrams pass all Physical telegrams pass all Group telegrams pass all telegrams Configuration setting for telegram routing during Manual Function is active Switch off time for Manual Function 10 min 1 hour 4 hours 8 hours 1 hour After expiry of this time period the Manual Function is switched off aut...

Page 19: ...cal filter Group route Physical filter Group and Physical route configure Group and Physical filter block no telegrams are routed filter telegrams entered in the filter table are routed route all telegrams are routed configure the following parameters must be set manually Group telegrams Main group 0 13 transmit all not recommended block filter filter Group telegrams main group 0 13 are all routed...

Page 20: ...ing receiver Physical telegrams are not repeated are repeated max 3 times are repeated once Group telegrams Repetition if errors on main line no up to 3 repetitions only one repetition up to 3 repetitions After main line transmission error e g due to missing receiver Group telegrams are not repeated are repeated max 3 times are repeated once Telegram confirmation on main line if routed always if r...

Page 21: ...l filter Group route Physical filter Group and Physical route configure Group and Physical filter block no telegrams are routed filter telegrams entered in the filter table are routed route all telegrams are routed configure the following parameters must be set manually Group telegrams Main group 0 13 transmit all not recommended block filter filter Group telegrams main group 0 13 are all routed G...

Page 22: ...epeated max 3 times are repeated once Group telegrams Repetition if errors on subline no up to 3 repetitions only one repetition up to 3 repetitions After subline transmission error e g due to missing receiver Group telegrams are not repeated are repeated max 3 times are repeated once Telegram confirmation on subline if routed always if routed Routed telegrams to main line are confirmed by an ACK ...

Page 23: ...b Parameter Settings ETS Parameter Settings Factory Default Comment Manual Function disabled pass all telegrams pass all Physical telegrams pass all Group telegrams pass all telegrams Configuration setting for telegram routing during Manual Function is active Switch off time for Manual Function 10 min 1 hour 4 hours 8 hours 1 hour After expiry of this time period the Manual Function is switched of...

Page 24: ...l block transmit all Physical telegrams are all routed Physical telegrams are all blocked Physical telegrams Repetition if errors on main line no up to 3 repetitions only one repetition only one repetition After main line transmission error e g due to missing receiver Physical telegrams are not repeated are repeated max 3 times are repeated once Group telegrams Repetition if errors on main line no...

Page 25: ...tition if errors on subline no up to 3 repetitions only one repetition only one repetition After subline transmission error e g due to missing receiver Physical telegrams are not repeated are repeated max 3 times are repeated once Group telegrams Repetition if errors on subline no up to 3 repetitions only one repetition only one repetition After subline transmission error e g due to missing receiv...

Page 26: ...to 3 repetitions Group Repetition if errors on main line up to 3 repetitions Telegram confirmations on main line if routed Send confirmation on own telegrams no Subline Group telegrams main group 0 13 filter filter table is empty Group telegrams main group 14 31 route all Physical telegrams filter Physical Repetition if errors on subline up to 3 repetitions Group Repetition if errors on subline up...

Page 27: ...Supply input Screw terminals for 0 3 2 5 mm2 torque 0 4 Nm KNX TP main line KNX TP connector red black screwless for single core cable Ø 0 6 0 8 mm KNX TP subline KNX TP connector red black screwless for single core cable Ø 0 6 0 8 mm LED Display elements State 1 State 2 Traffic Main and Sub Routing GA and PA Programming LED Control elements Function Button Programming Button Mounting 35 mm top ha...

Page 28: ...EN50581 EN61000 6 2 EN61000 6 3 EN61558 1 EN61558 2 16 EN IEC 63044 5 1 EN IEC 63044 5 2 EN IEC 63044 5 3 Housing color Plastic PA66 housing grey Housing dimensions H 90 mm W 36 mm 2 modules D 71 mm Mounting depth 64 mm Weight 188 g Operating temperature 5 45 C Storage temperature 20 60 C Ambient humidity 5 93 non condensing ...

Page 29: ...State of Delivery MECps 29 5 3Technical Drawings All dimensions shown here are specified in mm Space consumption on a DIN rail is 2 modules at 18 mm Figure 14 Dimension drawings ...

Page 30: ...KNX Power Supply Doctype Technical and Application Description Release Number Release Date R1 0 July 2020 Editor Peter Hauner Web www tapko de Contact sales tapko de Telephone 49 941 30747 0 MECps640 1999 2020 TAPKO Technologies GmbH Im Gewerbepark A15 93059 Regensburg Germany ...

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