Beckhoff KL2751 Documentation Download

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Documentation

KL2751/KS2751, KL2761/KS2761

Single channel universal dimmer terminals

3.1.0
2017-05-29

Version:
Date:

Summary of Contents for KL2751

Page 1: ...Documentation KL2751 KS2751 KL2761 KS2761 Single channel universal dimmer terminals 3 1 0 2017 05 29 Version Date ...

Page 2: ......

Page 3: ...000 Application example 26 4 2 KL2751 0011 Application example 27 5 Configuration software KS2000 28 5 1 KS2000 Introduction 28 5 2 Parameterization with KS2000 30 5 3 Register 32 5 4 Settings 33 5 5 Process data 35 6 Access from the user program 37 6 1 Process image 37 6 2 Control and status bytes with diagnosis 38 6 3 Control and status bytes without diagnosis 40 6 4 Register overview 41 6 5 Reg...

Page 4: ...Table of contents KL2751 KS2751 KL2761 KS2761 4 Version 3 1 0 ...

Page 5: ... basis of the data diagrams and descriptions in this documentation Trademarks Beckhoff TwinCAT EtherCAT Safety over EtherCAT TwinSAFE XFC and XTS are registered trademarks of and licensed by Beckhoff Automation GmbH Other designations used in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owners Patent Pending The EtherCAT Techn...

Page 6: ... who are familiar with the applicable national standards Description of symbols In this documentation the following symbols are used with an accompanying safety instruction or note The safety instructions must be read carefully and followed without fail DANGER Serious risk of injury Failure to follow the safety instructions associated with this symbol directly endangers the life and health of pers...

Page 7: ...ation expanded Basic function principles updated 2 3 0 Register description and description of the KS2000 configuration software updated Technical data updated Notes on operation expanded 2 2 0 Description of the KL2751 0011 and KL2761 0011 added Product overview updated Application example for KL2751 0011 and KL2761 0011 added Notes on operation expanded 2 1 0 Notes on operation added 2 0 0 Descr...

Page 8: ...03 2F 03 1F 02 1F 02 2 3 0 2E 01 2E 01 1E 00 1E 00 2 2 0 2B 01 2B 01 1B 00 1B 00 2 1 0 2A 01 1A 00 2 0 0 2A 01 1A 00 1 2 0 2A 01 1 1 0 1C 00 1 0 0 1A 00 0 1 1A 00 The firmware and hardware versions delivery state can be taken from the serial number printed on the side of the terminal Syntax of the serial number Structure of the serial number WW YY FF HH WW week of production calendar week YY year ...

Page 9: ...ve and electronic ballasts are detected and controlled in the right operation mode The dimmer terminal calculates the appropriate phase control angle in leading edge or trailing edge phase control from the brightness values specified via the process data The output is short circuit proof and overload proof The status of the load can be read in from firmware version 3B A variant without power conta...

Page 10: ...s inductive and electronic ballasts are detected and controlled in the right operation mode The dimmer terminal calculates the appropriate phase control angle in leading edge or trailing edge phase control from the brightness values specified via the process data The output is short circuit proof and overload proof The load status can be read A variant without power contacts see contact diagram ri...

Page 11: ...hting system can be modified via the controller process data based on any bus system supported by the Beckhoff I O system However the universal dimmers can also be used as power switches for AC voltages With a switchable power of 300 VA W or 600 VA W wear free switching of numerous consumers is possible In the Automatic Recognition dimmer mode the dimmer terminals can detect the load type and save...

Page 12: ...Bit width in the input process image 1 x 16 bit data 1 x 8 bit status Bit width in the output process image 1 x 16 bit data 1 x 8 bit control Configuration via the Bus Coupler or the controller Weight approx 60 g Permissible ambient temperature range during operation 0 C to 55 C refer to the chapter Installation positions 16 Permissible ambient temperature range during storage 25 C 85 C Permissibl...

Page 13: ...ero Error red on A load side short circuit was detected Synchronisation with the mains can only occur if a load is connected WARNING Risk of electric shock With the Sync LED switched off mains voltage may still be present at the KL2751 output At this time automatic load detection and synchronisation have not yet been carried out Automatic load detection display After the load detection shortly aft...

Page 14: ...de of the Fieldbus Coupler Join the compo nents with tongue and groove and push the terminals against the mounting rail until the lock clicks onto the mounting rail If the Terminals are clipped onto the mounting rail first and then pushed together without tongue and groove the connection will not be operational When correctly assembled no significant gap should be visible between the housings Note...

Page 15: ...he components The six spring contacts of the K Bus E Bus deal with the transfer of the data and the supply of the Bus Terminal electronics The power contacts deal with the supply for the field electronics and thus represent a supply rail within the bus terminal block The power contacts are supplied via terminals on the Bus Coupler up to 24 V or for higher voltages via power feed terminals Note Pow...

Page 16: ...ntact must not be used for other potentials 3 2 Installation positions Attention Constraints regarding installation position and operating temperature range Please refer to the technical data for a terminal to ascertain whether any restrictions re garding the installation position and or the operating temperature range have been speci fied When installing high power dissipation terminals ensure th...

Page 17: ...ances shown in Fig Recommended distances for standard installation position is recommended Other installation positions All other installation positions are characterized by different spatial arrangement of the mounting rail see Fig Other installation positions The minimum distances to ambient specified above also apply to these installation positions ...

Page 18: ...spective application The terminals of KLxxxx and ELxxxx series with standard wiring include electronics and connection level in a single enclosure The terminals of KSxxxx and ESxxxx series feature a pluggable connection level and enable steady wiring while replacing The High Density Terminals HD Terminals include electronics and connection level in a single enclosure and have advanced packaging de...

Page 19: ...al connection wires when the connector is removed Conductor cross sections between 0 08 mm2 and 2 5 mm2 can continue to be used with the proven spring force technology The overview and nomenclature of the product names for KSxxxx and ESxxxx series has been retained as known from KLxxxx and ELxxxx series High Density Terminals HD Terminals Fig 12 High Density Terminals The Bus Terminals from these ...

Page 20: ...leased holding the wire securely and per manently Terminal housing ELxxxx KLxxxx ESxxxx KSxxxx Wire size width 0 08 2 5 mm2 0 08 2 5 mm2 Wire stripping length 8 9 mm 9 10 mm High Density Terminals ELx8xx KLx8xx HD The conductors of the HD Terminals are connected without tools for single wire conductors using the direct plug in technique i e after stripping the wire is simply plugged into the conta...

Page 21: ...er contact for L1 Phase internally connected with terminal point 6 N 3 Neutral conductor internally connected with terminal point 7 and power contact for N Neutral conductor internally connected with terminal point 7 PE 4 Protective conductor internally connected with ter minal point 8 and power contact for PE Protective conductor internally connected with terminal point 8 Output 5 Load internally...

Page 22: ...t is limited to approx 10 A to 15 A Normally triggering of the fuse is therefore prevented The short circuit current flows for less than 0 5 ms and is switched on automatically After a short circuit was detected the KL2751 tries to switch the system on again and tests the line with a low voltage If the short circuit has been eliminated the dimmer terminal returns to the previous dimmer value A sho...

Page 23: ...ontacts KL2751 0011 KL2761 0011 KS2751 0011 KS2761 0011 See application example for KL2751 0011 27 Minimum interruption of the mains voltage supply Any interruption in the mains voltage supply to the dimmer terminal may not be shorter than 3 seconds e g an automatic circuit breaker switching off and on again In the case of shorter interruptions the dimmer does not lose its mains synchronization an...

Page 24: ...ing edge phase control we urgently recommend that you use trailing edge phase control for this ð If a load is controlled with the wrong operation mode this can lead to the destruction of the dimmer terminal or the load A typical result is the overheating of the input capacitor of an electronic ballast that is controlled with leading edge phase control In addition the operation modes Rectifier posi...

Page 25: ... on the secondary side Gentle operation of low voltage lamps Note Low voltage high power lamps For the operation of low voltage high power lamps e g halogen lamps 12 V 100 W GY6 35 via ballast enter a higher ramp time 34 for the dimming ramp than the de fault value of 500 ms Since the filament in these lamps is considerably thicker than in lamps with a lower power it behaves quite sluggishly and m...

Page 26: ...l It is imperative that you use a power feed terminal e g KL9150 KL9160 KL9250 KL9260 designed for 230 VAC to supply mains voltage 230 VAC into the power contacts Attention Risk of damage to the device Bus Couplers Bus Terminal controllers and power supply terminals for 24 V are not suit able for the supply of mains voltage into the power contacts They are designed only for voltages up to 24 V and...

Page 27: ...bly or wiring of the Bus Terminals Supply in of the mains voltage without a power feed terminal Attention Risk of damage to the device The supply in of mains voltage without a power feed terminal is permissible only for dimmer terminals without power contacts KL2751 0011 KL2761 0011 KS2751 0011 KS2761 0011 The example shows the control of an incandescent lamp by a KL2751 0011 The mains voltage 230...

Page 28: ...the Fieldbus Box Modules can be prepared before the commissioning phase Later on this configuration can be transferred to the terminal station in the commissioning phase by means of a download For documentation purposes you are provided with the breakdown of the terminal station a parts list of modules used and a list of the parameters you have modified After an upload existing fieldbus stations a...

Page 29: ...s Box modules directly online The same high level dialogs and register access are available for this purpose as in the configuration phase The KS2000 offers access to the process images of the bus couplers and Fieldbus Box modules Thus the coupler s input and output images can be observed by monitoring Process values can be specified in the output image for commissioning of the output modules All ...

Page 30: ...nected fieldbus station In the sample shown this is a BK9000 Bus Coupler for Ethernet a KL9160 power feed terminal for 230 V with diagnostics a KL2751 dimmer terminal a KL9010 bus end terminal Fig 18 Display of the fieldbus station in KS2000 The left hand KS2000 window displays the terminals of the fieldbus station in a tree structure The right hand KS2000 window contains a graphic display of the ...

Page 31: ...e branches for channel 1 of the KL2535 For the KL5151 the branches Register Settings and ProcData are displayed Register 32 permits direct access to the registers of the KL2751 Under Settings 33 you find dialog boxes for parameterization the KL2751 ProcData 35 displays the KL2751 process data ...

Page 32: ...2 Version 3 1 0 5 3 Register Under Register you can directly access the registers of the dimmer terminal The meaning of the register is explained in the register overview 41 The following picture shows the registers of the KL2751 Fig 20 Register view in KS2000 ...

Page 33: ... time 34 to ramp up the brightness from 0 to full scale control With the absolute dimming ramp the dimmer terminal requires the preset ramp time 34 to perform the current specified brightness change Note Absolute dimming ramp The use of the absolute dimming ramp is useful for example when you want to control two lamps with two dimmer terminals synchronously Sample Lamp 1 is lit with 10 brightness ...

Page 34: ... firmware version 2E 7 of the KL2751 or with firmware version 1E 7 of the KL2761 Instead use the operation mode Rectifier mode negative with these firmware versions Rectifier negative only the negative half wave is switched through to the load with leading edge phase control Note Automatic recognition and long cable lengths Manual preselection of the operation mode is recommended in the case of lo...

Page 35: ...e field Fig 24 Value field display of the input value Output values can be modified through direct input or by means of the fader control Fig 25 Value field modification of the output values CAUTION Danger for persons the environment or devices Note that changing initial values forcing them can have a direct effect on your automation application Only modify these initial values if you are certain ...

Page 36: ...Configuration software KS2000 KL2751 KS2751 KL2761 KS2761 36 Version 3 1 0 Fig 26 Setting the display ...

Page 37: ...o input data and 2 bytes of output data These are organized as follows Byte offset with out word align ment Byte offset with word alignment Format Input data Output data 0 0 Word DataOUT Word alignment The Bus Coupler places values on even byte addresses Legend SB Status byte CB Control byte DataIN Input data word DataOUT Output data word Process data DataOUT In process data mode the output word D...

Page 38: ...is transmitted from terminal to the controller Bit SB1 7 SB1 6 SB1 5 SB1 4 SB1 3 SB1 2 SB1 1 SB1 0 Name RegAccess Error Temperature warning Overload Operation mode Synchronous Legend Bit Name Description SB1 7 RegAccess 0bin Acknowledgement for process data mode SB1 6 Error 1bin A load side short circuit was detected SB1 5 Temperature warning 1bin Overtemperature detected 80 C the process data are...

Page 39: ...R W 0bin Read access 1bin Write access CB1 5 to CB1 0 Reg no Register number Enter the number of the register 41 that you want to read with input data word DataIn 37 or want to write with output data word DataOut 37 Status byte for register communication The status byte SB is located in the input image 37 and is transmitted from terminal to the controller Bit SB1 7 SB1 6 SB1 5 SB1 4 SB1 3 SB1 2 SB...

Page 40: ... CB1 3 CB1 2 CB1 1 CB1 0 Name RegAccess R W Reg no Legend Bit Name Description CB1 7 RegAccess 1bin Register communication switched on CB1 6 R W 0bin Read access 1bin Write access CB1 5 to CB1 0 Reg no Register number Enter the number of the register 41 that you want to read with input data word DataIn 37 or want to write with output data word DataOut 37 Status byte for register communication The ...

Page 41: ...W RAM R16 42 Hardware version number e g 0x0000 e g 0dec R W EEPROM R17 reserved R28 reserved R29 Terminal type special version KL2751 0000 0x0000 0dec R ROM KL2751 0011 0x000B 11dec KL2761 0000 0x0000 0dec KL2761 0011 0x000B 11dec R30 reserved R31 42 Code word register 0x0000 0dec R W RAM R32 43 Feature register 0x0000 0dec R W EEPROM R33 43 User scaling offset 0x0000 0dec R W EEPROM R34 43 User ...

Page 42: ...6 10dec R37 16383dec R38 0dec R39 0dec R40 1dec R41 0dec KL2751 0000 KL2751 0011 KL2761 0000 KL2761 0011 R8 Terminal type The terminal identifier is contained in register R8 KL2751 or KL2761 R9 Firmware version Register R9 contains the ASCII coding of the terminal s firmware version e g 0x3141 1A The 0x31 corresponds here to the ASCII character 1 while the 0x41 represents the ASCII character A Thi...

Page 43: ...to execute the current brightness change R32 2 disWatchdog 1bin Internal watchdog time adjustable deactivated 0bin R32 1 reserved R32 0 enUserScale 1bin User scaling active see R33 43 R34 43 0bin R33 User scaling offset The offset of the user scaling when the user scaling R32 0 43 1bin is enabled is entered in this register default 0 R34 User scaling gain The gain of the user scaling when the user...

Page 44: ...dec automatic detection default 1dec Trailing edge phase control 2dec Leading edge phase control 3dec Rectifier mode positive positive half wave with leading edge phase control Do not use this operation mode with firmware version 7 2E of the KL2751 or with firmware version 7 1E of the KL2761 Instead use the operation mode Rectifier mode negative with these firmware versions 4dec Rectifier mode neg...

Page 45: ...lue of the control byte as a receipt in the status byte The terminal returns the firmware version 0x3341 in the input data word byte 1 and byte 2 This is to be interpreted as an ASCII code ASCII code 0x33 represents the digit 3 ASCII code 0x41 represents the letter A The firmware version is thus 3A 6 6 2 Example 2 Writing to an user register Note Code word In normal mode all user registers are rea...

Page 46: ...ccess Input Data answer of the bus terminal Byte 0 Status byte Byte 1 DataIN1 high byte Byte 2 DataIN1 low byte 0x9F 1001 1111bin 0x12 0x35 Explanation The terminal returns the value of the control byte as a receipt in the status byte The terminal returns the current value of the code word register in the input data word byte 1 and byte 2 III Write to Register 32 change contents of the feature reg...

Page 47: ...erminal Byte 0 Status byte Byte 1 DataIN1 high byte Byte 2 DataIN1 low byte 0xA0 1010 0000bin 0x00 0x02 Explanation The terminal returns the value of the control byte as a receipt in the status byte The terminal returns the current value of the feature register in the input data word byte 1 and byte 2 V Write Register 31 reset code word Output Data Byte 0 Control byte Byte 1 DataOUT1 high byte Byt...

Page 48: ...ronments for programming diagnosis and configuration Any Windows programs for instance visualization programs or Office programs can access TwinCAT data via Microsoft interfaces or can execute commands A practically oriented software solution TwinCAT offers a precise time base in which programs are executed with the highest deterministic features independently of other processor tasks The real tim...

Page 49: ...distributed TwinCAT PLC programs can be executed on PCs and on Beckhoff Bus Terminal controllers A message router manages and distributes all the messages both in the system and via TCP IP connections PC systems can be connected to one another by TCP IP Bus Terminal controllers are connected via serial interfaces and fieldbus systems EtherCAT Lightbus PROFIBUS DP PROFINET Interbus CANopen DeviceNe...

Page 50: ...witch are set internally here to 0 and 32767 respectively This output span corresponds to the display range of an analog output terminal The tPLCCycle input is important This time is used to calculate internally the amount by which the nOut output must be increased per cycle that saves additional time calculations Operating by means of the bSwitchDimm input The light is switched on or off by a sho...

Page 51: ...o the value specified by nOnValueWithoutMemoryMode bOff Switches the output to 0 tSwitchOverTime Time for switching between the light on off and dimming functions for the bSwitchDimm input tDimmTime Time required for dimming to go from its minimum value to its maximum value tCycleDelay Delay time if either the minimum or maximum value is reached tPLCCycle the set PLC cycle time VAR_OUTPUT nOut UIN...

Page 52: ...g a function block into TwinCAT PLC Select the folder in which you have saved the exp file DB_Dimmer1SwitchEco exp in the example select the file and click on the Open button Fig 29 Import Project dialog Following successful import the PC Control reports Import complete ...

Page 53: ...for Beckhoff components there Beckhoff Headquarters Beckhoff Automation GmbH Co KG Huelshorstweg 20 33415 Verl Germany Phone 49 0 5246 963 0 Fax 49 0 5246 963 198 e mail info beckhoff com Beckhoff Support Support offers you comprehensive technical assistance helping you not only with the application of individual Beckhoff products but also with other wide ranging services support design programmin...

Page 54: ...a cable on a terminal connection 20 Fig 14 Connection taking KL2751 as an example 21 Fig 15 KL2751 0000 connection example 26 Fig 16 KL2751 0011 Application example 27 Fig 17 KS2000 configuration software 28 Fig 18 Display of the fieldbus station in KS2000 30 Fig 19 KS2000 tree branches for channel 1 of the KL2535 31 Fig 20 Register view in KS2000 32 Fig 21 Settings via KS2000 33 Fig 22 Process Da...

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