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1. Picture 68 21 bit SSI protocol with right alignment SSI Interface connection connections If you can connect to the Internet it is possible to check the data sheets relevant to the SSI interface the on line documentation is available in pdf format at the address http www tekel it EncAss htm Edition 1 0 35 40 TKM60P User s manual 6 Parallel output interface 6 1 Introduction Unlike the serial output interface both the programming serial output and the SSI interface in which the encoder absolute position is presented as a bit sequence in case of parallel interfaces the position is presented in a parallel way This means that theoretically all the bit of the code are available for the user contemporaneously on a number of output lines that is proportional to the bit of the resolution With the parallel outputs we have a quicker data transmission but a number of output lines to the encoder that is higher according to the encoder bit resolution For example an encoder with a resolution equal to 8192 PPH x 4096 turns with output code Gray or Binary needs 25 bit in output therefore 25 data lines while it needs 30 bit in case of BCD code The parallel interface is useful when for example the PLC has to process the data coming from different transducers in short periods of time in this case a single reading cycle enables to directly acquire the en
2. zu dd MCI us m v IP E e E INE DATA SYSTEM Of READING DATA TWISTED amp SHIELDED LINE Picture 65 Logic functional diagram for the SSI interface Edition 1 0 33 40 TKM60P User s manual The transmission start is communicated from the master to the encoder by bringing the state of the clock line from high to low logic level The reading system senses the code present on the main disk and on the satellite disks of the encoder by means of the modulation of a high efficiency light source After a data request from the master device that in picture 65 is identified as a programmable logic controller PLC the data is stored in a register named PISO Parallel Input Serial Output After the signals sent on the clock line the PISO sends the code information 1 bit at a time through the line driver on the data line This type of information transmission is very simple and enables to reach the transferring speeds transfer rate up to 2 Mbit second When the transmission of the last bit is ended the signal of the SSI interface data line remains at low logic level for a default period of time from
3. Dettagli Tk prog 2 20 Wk Cartella di File Fig 2B Software installation Window from Tekel CD Edition 1 0 10 40 TKM60P User s manual 3 2 Installation of the programming software In order to avoid malfunctions before installing the TKPROG software It is necessary to remove A all the versions previously installed To uninstall the programme use the Control panel at the option Installation of Applications from the Start menu In order to install the programme select the programme version according to the operating system used then press Enter or Return To locate the required version refer to picture no 2 and to table 1 n nn is the software version number Before the installation it is necessary to explode the compressed file in a temporary directory example C TEMP then execute Setup exe to run the installation programme Afterwards follow the instructions on video confirming the proposed options During the installation the computer rebooting may be requested in this case reboot the system and run the program When the installation is completed the programme can be started by pressing Start from the applications bar and looking in the group Programmes Tekel Instruments TK_PROG see picture 3 From the selected job folder as indicated in point 3 1 execute the installation program SETUP EXE and always confirm the options proposed on video Windows Update i Accessori F
4. Fig 2 Right button mouse menu 3 The TK_PROG programming software 3 1 Where to find TK PROG programming software The TK PROG programming software is distributed free of charge by Tekel Instruments and it is on the CD containing our catalogue In alternative it is possible to download the software from Internet to following link http www tekel it Download htm It is possible to select the software version according to the operating system in use by utilizing the connections indicated in picture 2A 0 5 Windows 98 Windows Mo TKPROG 0 5 Windows 2000 Windows XP Picture 2A Software download window from Tekel site Before the installation it is necessary to explode the content of the downloaded compressed file zip in one temporary folder example C TEMP then select the temporary folder and follow the indications of point 3 2 In the CD select the folder relevant to the software version according to the operating system in use w2k or w9x and then follow the indications of point 3 2 File Modifica Visualizza Preferiti Strumenti D indietro zu Cd d Cerca Cartelle EH a E Indirizzo D iSoftware Tekel jcoadGen z 22 Wek jcndaGen 2 22 Vox Lj TK Prag 2 20 Wax C3Tk prag z 20 wwvak Ea codGen_2 22_W2k zip ES codGen_2 22_W9x zip HELP INST HLP ES Tk Prog 2 12 wwox zip ESD TE_prog 2 20 Wz2k zip z Yall Operazioni file e cartella Altre risorse
5. The SSI interface supports different standards that are described in the table 3 Member ofbit Alignment Not applicable Right Right Table 3 SSI possible protocols In order to select one among the possible protocols you have to go to the menu at the right side of letter In the example it is shown how to select the SSI protocol with 25 bit aligned on the centre Edition 1 0 21 40 TKM60P User s manual 41 SSI Protocol comunication mode E STE m 12 NormaliReverse rightinverted code com 13 Maxspeed alarm threshold value IM 60054 bits right 14 Timeto shaf stop value sit Ho Bi Software Hardware inputs control DU 5 25 hitsiright 16 Status bits encoder ko 22 bits center M 47 Current position value read R Picture 32 Selection of the SSI protocol with 25 bit aligned on the centre By using the mouse left button select the underlined option that in the example shown in picture no 32 corresponds to the SSI protocol with 25 bit aligned on the centre At this point the menu closes and in the check box it appears the chosen option _ 11 SSIProtocol fcomunication made lt mio Picture 33 Selection of SSI protocol for option 2 protocol for option 25 5 bit aligned on n centre By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected iw Ad S81 Protocol camunication made Protocol fc
6. Address p PP 0002 8192 Standard resolution ou foo 4096 a Pots 4 C j 0 3 0 x x 1 Codetype ref note 5 5 U fo x x UP DOWN ______ Gi la 0 I x 0 jZeost o 7 S 00000000 33554431 x x 8 Preset 8 E Joi 9 T 00000000 33554431 x 8 Prset a x atc x x 1 Enable i x x 1 Party Edition 1 0 31 40 TKM60P User s manual 42 o 4 x x 1 SSlprtoo JJ ref note6 _ 43 O Jot J J x x 1 jCodengaton 14 M jJ0000999 x x 4 Max speed J NENNEN 18 K X jooo FFFF X x 2 Encodestate ref note8 19 R 00000000 3355443 1 x 8 Currentvalue reading 20 v 0000 9999 x 4 Roteionsped 21 B j00 99 xT x 2 Transmitedprogramno Table 4 Commands summary 4 3 Wiring diagrams In this paragraph we will explain the most common wiring diagrams to carry out a RS232 RS485 serial connection between the PC host and the TKM60P absolute encoder In some PCs the serial interface is available with a 25 pin DB connector housing DB25 but in the latest PCs this interface is almost only supplied with a 9 pin DB connector DB9 X On the market you can easily find some adapters to transform the DB25 output in DB9 ref picture 63 In black character are listed the signals that are essential in order to carry out a serial connection of minimum type without h
7. Enable onioff Enableldisable oub E _ Picture 12 Selection of the code type in output By using the mouse scroll the menu options until you find the requested option Then press the mouse left button to select the type of code At this point the choice window is closed and the code previously chosen is displayed If for example you need the BCD code in output after having pressed the mouse left button you will have the following situation 3 Code generated Oz Eco BZD E 4 UpiDown increase decrease counting Iu jo Down 5 Zero set E DE Picture 13 Example of BCD code selection After the selection of the code type in order to see the up dating of the identification code you just have to select one of the other cells By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected v amp Code generated c b Bco Picture 14 Selection of the function relevant to the type of code in output TX Now it is possible to proceed with the encoder programming by pressing the PARAMETERS button 3 3 9 Function Up Down Increases Decreases the output counting This function available both software and hardware enables to set the encoder counting direction Usually the code increases with the shaft clockwise rotation through this function it is possible to reverse the counting direction thus obtaining a code that decreases
8. SIgNalS 23 3 3 23 Function for the reading of the current position value 24 3 3 24 Function for the current speed value reading i 24 3 3 25 Function code alarm threshold value 25 3 3 26 RS422 protocol activation Mode 1 code 141 26 3 3 27 Window Write P aralie GESusasesexix tti arie RR tB ER Y OE ZI FEE BR DR DU EE 26 3 3 28 Window Read ParameterS i 27 3 3 29 Single cycle operating Mode 27 3 3 30 Continuous cycle operating mode nennen nnne nennen nnne nnns nnns nnns 27 3 3 31 Monitor for the serial interface activity nennen 28 4 Serial program interface occurrere rure renean ruin nah ao nau aan natae unu rain iniu inni niin 28 4 1 Encoder program interface type RS232 RS485 esses nennen nennen nnne nnne nnns 28 4 2 Theory of the serial interface operation i 29 Edition 1 0 3 40 TKM60P User s manual 4 2 1 Setup of the asynchronous serial port 29 4 2 2 Read Write Parameters 29 4 2 3 Transmission protocol towards the encoder nennen 29 4 2 4 Reception protocol from the encoder i 30 4 2 5 Encoder programming paramMetersS eene nnne nennen nnne nnn nsns nnn nnns 30 4 3 Wining o8 REPERTA 31 5 OSLNEN
9. SW and HW mode are the following 1 LATCH freezes the output code 2 ENABLE enables the output or this goes into high impedance state 3 UP DOWN defines the direction of code counting increase decrease 4 ZERO SET sets to 0 value the output code In order to define a valid combination of the above indicated commands press the DW 3 button at this point the selection window shown in picture 44 will appear Edition 1 0 23 40 TKM60P User s manual IK PROG HWISW options control ZERO SET UPC OWH EHABLE LATCH fa Software iSoftuare Software Software Hardware Hardware Hardware f Hardware Tx Value o Joo00 CANCEL Ok Picture 44 Selection menu HW and SW commands Press the mouse left button for the requested selection If for example you need to enable the UP DOWN and LATCH commands in Hardware mode namely operate the lines which are physically present on the connector or on the cable and which are dedicated to these inputs and you need to manage the ZERO SET and the ENABLE input only by software we will have the situation shown in picture 45 TK PROG HW SW options control ZERO SET UFD OWH ENABLE LATCH Software Software f Software Software Hardware Hardware Hardware Dar Tx Value I JO1 CANCEL Ok Picture 45 Selection of the UP DOWN and LATCH inputs of Hardware type If you are not sure of the chosen selection press the GANGEL button in this
10. Terminal Services Clert M Detirecenti F EA VIALM Impostazioni p Ed TAR Systems d Hess Microchip MPLAB p Trova Fi Teke Instruments Fm TK PROGexe TP yinx Foundation Series 2 li P Guida in linea IE Esegui Chiudi sessione E ca m Picture 3 Path for installed programme Once the programming software has been started it is possible to choose the language see picture 4 at this point to start the program select by using the mouse the flag corresponding to the requested language version T f TEKEL INSTRUMENTS Sr INSTRUMENTS TKM60P Copyright by Tekel Instruments Srl fax 39 0124 343888 pr Ya Torino 13 1 A N 10060 Roletto TO ITALY e mail tekelioitekel it http ww tekel it T K P ROG Vers 2 20 MADE IN ITALY Picture 4 Window for the language selection Edition 1 0 11 40 TKM60P User s manual After the language selection you enter the real programming panel of the TKM60P encoder TEKEL INSTRUMENTS Srl TK_PROG Vers 2 20 Progr DX Encoder Parameters Rotation Write Parameters BB Current adress lon New adress gt aA le ers UP Normal 1 Step per revolution IP 8192 2 Number ofturns le 4085 0 STOP Se Down Reverse 3 Code generated le fo Gray zi Latch Enable 4 UniDown increasefdecrease counting ju fu Up OH ON LE OFF OFF 5 Zero set 8 Presiqn counting i near to zero 8 oooogogo lnoonoonn A
11. in the first column a tick sign is displayed to indicate that the function has been really selected v amp Preset fOut value Ir 1453276 Picture 25 Example of selection referred to the Preset function TX At this point pressing the RA button you will set the output code at the chosen value in the case of the example you will have 1453276 3 3 15 Function Parity control bit mode Through this function it is possible to disable the parity or in case this is enabled to establish if this must be even or odd We can have two different types of parity 1 even parity the parity output is equal to 1 only in case the number of 1 contained just in the output code is even 2 0dd parity the parity output is equal to 1 only in case the number of 1 contained just in the output code is odd In order to set the parity type or to disable the parity open the menu referred to this function on the right side of letter X in the example we suppose to select the even parity As default configuration TEKEL does not select the parity output then the starting parameter of this function will have the value none Di Parity control bit mode CZ Mone n 10 Lateh on off flookfunlook counting Mio E ssi Protocol icomunication mode fi fs Even HI 12 Normal Reverse rightinverted code NormaliReverse fright inverted code on Picture 26 Menu referred to the Parity function By pressing the mouse left bu
12. malfunctions or permanent damages to this device 8 1 INAPPROPRIATE MECHANICAL OPERATIONS 1 Do not disassemble the encoder in this case warranty and assistance are no longer valid We accept to repair the material sent AT CUSTOMER S CHARGE to the following address TEKEL Instruments S r l Via Torino 13 1 10060 Roletto TO Tel 39 0121 343 811 Fax 39 0121 343 888 http www tekel it e mail tekel tekel it 2 Do not connect the encoder shaft to machine components in motion by using stiff couplings but only use flexible ones An incorrect assembling drastically reduces the bearings life and causes the loss of warranty 3 Do not subject the encoder to any shock this may cause the breaking of the internal components and the loss of warranty 4 Do not carry out any machining on the shaft nor on the case of the encoder This causes the loss of warranty For special executions refer to page 40 5 Do not press bend nor perform anomalous torsions on the encoder shaft This may cause the breaking of the internal disk or the wearing of the bearings This operation would cause the loss of warranty 6 Do notinstall the encoder using any unauthorized assembly methods This would cause the loss of warranty 8 2 INAPPROPRIATE ELECTRICAL OPERATIONS 1 Once the encoder is on wait at least 10s before starting the data acquisition or before carrying out any programming operations This period of time is necessary for the configura
13. or pin in case the encoder has a connector output relevant to the TKM60P encoder The RX cable coming from the PC must be connected to the TX cable or pin in case the encoder has a connector output relevant to the TKM60P encoder This reversal between HX and TX signals existing between the connector on PC side and the connector cable on encoder side is essential to make the PC communicate with the encoder in the correct way If the RX and TX signals are not connected in the correct way this will cause a Timeout error di FEFE Ol MOM S 6 8 9 Picture 64 Pin numeration of DB9 female connector on welding side 5 SSlinterface The SSI interface Synchronous Serial Interface enables to transfer through a bit sequence the encoder position information to a physical support made of two data lines and of two clock signal lines that enables to synchronize the data transfer between the encoder and the requesting device master Substantially the master acquires the word relevant to the encoder absolute position through a bit stream The sending of bit from the encoder is subordinated to the request sent by the master and for this reason we talk of synchronous serial transmission From the circuit point of view the SSI interface can be explained as shown in picture 65 C2 im JISC HIGH SPEE 3254 CLOCK PTUCUUPLE LINE CLOCK
14. rotation NORMAL to set the standard output bit state REVERSE to complement the output code bits compared with the standard code LATCH ON to enable the LATCH function freezing the output code LATCH OFF to disable the LATCH function the output code is up dated with the encoder shaft rotation ENABLE ON the encoder outputs are enabled ENABLE OFF the encoder outputs are in high impedance state ZERO SET to set to 0 value the output code By pressing the button relevant to the function under examination this is enabled or disabled and moreover the check box relevant to the function in the Encoder Parameters window is updated 3 3 28 Window Read Parameters The window under examination enables to set two enquiry modes of the encoder single cycle continuous cycle This window enables also the following operations to check the K encoder state word to display in the R window the output code indicated in BCD mode this means that for example the Gray code is grouped in nibble and presented in hexadecimal format to display the encoder shaft rotation speed expressed in RPM in window V For the meaning of the parameters contained in this window refer to the description at pages 22 and 23 Hereafter we will explain the two enquiry modes previously listed 3 3 29 Single cycle operating mode Start By selecting the Single cycle option and by pressing the _Start button a single reading of the state word of t
15. using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected 13 Max speed alarm threshold value IM_ 0035 Picture 40 Selection of the max speed exceeding function TX At this point by pressing the pee button you can set the speed limit beyond which the alarm threshold will be enabled 3 3 20 Function Time Constant for stopped shaft status This function gives a signal when the encoder shaft is not operating for a period of time that is higher than the fixed one between 0 and 9 5 s The period of time is quantified in seconds and can be selected in the table with steps of 0 5 s Rotation In the window Aotation the enabling of the non operating shaft function is signalled through s CI Chil the STOP indicator The two lateral indicators CCW and CW indicate the rotation direction C3 STOP C3 counter clockwise and clockwise respectively If you need to set a time constant equal to 5 seconds you will have to open the menu as shown in picture 41 14 Time to shaft stop value s 10 IH 5 m 15 SofwareHardware inputs control Ho 00 358 Vertical scroll 616 Status hits encoder K 17 Current position value read RO 18 Current rom value read v CORERE 419 4 Code alarm threshold value IF Jon H z1 2 Code alarm threshold value IF n 2 ier m 23 3 Code alarm threshold value 3 Code alarm threshold value F_ o f 708 Pictu
16. way you will go back to the main window without altering the existing configuration If the chosen selection is correct proceed pressing the Uk button in this way you will go back to the starting window with the new configured parameters m E Suftware Hardware inputs control UNES Picture 46 Selection of the UP DOWN and LATCH op options of Hardware type By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected m 15 Software Hardware inputs control Sottware Hardware inputs control s 0101 HW sw Picture 47 Picture 47 Selection of the function for the of the function for the HW and SW settings TX To transmit the new parameters you will just have to press the PARAMETERS button 3 3 22 Function for encoder state signals This function enables the displaying of the encoder state word in the window Read Parameters Since this parameter does not have any argument it is only for reading Read Parameters Single Cycle C Continus Cycle Start Stop Check box for the encoder state display i Picture 48 Window Read Parameter Edition 1 0 24 40 TKM60P User s manual No 8 state bit are available for the reading these are organized to form 4 hexadecimal numbers which are able to represent 4 conditions each The operation range goes from 0000 and FFFF with the possibility of representing 4 4 16 bit The deve
17. IA saian etsium damno RI M E MI M Md 32 Dal TeGhnigal GNafeCteristGS 12icniaianistona bidone ra ae 33 5 1 1 Sere eI Em 33 5 1 2 BP celi x ada lawn 33 5 1 3 External ConNeCUONS sessanta e a Eie Oea sooo bM A aaa aeons 33 5 1 4 Transmission Protocol M ean aaa eaa UAE Ea 34 5 2 SO IALEMACe Connecties n ar D o om 34 6 Parallel output interface 1 11 1 rr rr rrreiire iii 35 6 1 Intoduclioni s ail nella ale a ii 35 6 2 TYDES FINN edi 35 6 2 1 NEN OUMU alal ei iii 35 6 2 2 INF OUPO iii e i 36 6 2 3 PUSFERULEOUPUr adele iii 36 6 3 WIigidlagiais gt abili 37 7 Terms Of nura cw 38 8 Inappropriate operations eee seeese esee ere eere rennen nennen nnne nn 39 8 1 INAPPROPRIATE MECHANICAL OPERATIONS nenne nennen rnn nnne nsn nnns 39 8 2 INAPPROPRIATE ELEGTRIGAL OPBERATIONSG iccks todas isset eode deese uud eui td oen i 39 8 3 CUSTOMVERSIONS ideali 40 Edition 1 0 4 40 TKM60P User s manual 0 Preliminary information 0 1 SYMBOLS AND CONVENTIONS USED IN THIS MANUAL In this manual we have used the following symbols to call the reader s attention or to provide any information that can be needed The Caution Symbol indicates that the paragraph to which it is referred is fundamental for the use of some function or for the global comprehension of the context in which the paragraph is inserted ch The Information Symbo
18. RX signals or the missing connection of the GND signal coming from the PC to the 0 V signal of the encoder power supply e Interruption of the connection cable interrupted missing contact inappropriate clips tightening e Encoder power supply lacking or outside from the specified field e Presence of two or more encoders connected in parallel on the same serial line e Failure of the PC serial interface or of the encoder Once started it is possible to interrupt the search in any time by pressing the Stop pushbutton 3 3 6 Function number of steps for single revolution This function enables to set the encoder resolution for each shaft revolution The admitted value range goes from a minimum of 1 to a maximum of 8192 In order to program the no of steps for each revolution indicate the requested resolution in the check box on the right side of the letter P 1 Step per revolution IP senu Picture 8 Example of setting of a 3600 resolution for each single revolution By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected v ili Step per revolution IP 3600 Picture 9 Selection of the function no of steps for single rev Now it is possible to proceed with the encoder programming by pressing the E EM button 3 3 7 Function Number of revolutions This function enables to set the max number of revolutions referred to the en
19. S button you will modify in a definitive way the encoder programming for the considered function To select one single function at a time you can proceed in two different ways 1 by using the mouse deselect all the options that are not needed 2 by using the DESELECT ALL the needed function i button eliminate the tick sign from all the functions then select with the mouse 3 3 1 Encoder current configuration retrieving sto Press the _Stop button in the window Parameters Reading In order to verify the current encoder configuration once you know the current address e just have to press in sequence the eem la nd the ELECT ALL buttons afterwards press the PARAMETERS button which enables the parameters transmission After few seconds the panel relevant to the Encoder Parameters will be completed with the configuration of the interrogated encoder 3 3 2 Management of the parameters configurations file for encoder programming It is possible to save the encoder current configuration parameters and through the relative function to create the file of the configurations relevant to different encoders with the possibility of e saving in a file the configuration parameters e copying renaming or cancelling an existing configuration files e reloading the encoder parameters values from a configuration file e programming an encoder with parameters values reloaded from a configuration file CONFIG m In order to activa
20. SI 13 bit 21 bit 25 bit Parallel NPN PNP Push Pull TTL Asynchronous serial RS232 RS422 485 No of parallel outputs 4 groups of 8 channels each No optional outputs 2 Choice between optional output signals and available alarms No otpoisolated inputs 6 Choice between inputs and hardware controls SSI available protocols 13 bits Aligned on the right 21 bits Aligned on the centre or on the right 25 bits Aligned on the centre or on the right Program memor Non volatile with no need of buffer batter Max rotation speed possible RPM Optional output signals FAIL Optoisolated open damaged closed normal ERROR operation ZERO SIGNAL Hl normal condition LO anomaly PARITY Hl normal LO indicates that the present code is 0 Bit added to the output code Program Even Odd 0 rotating shaft 1 stopping shaft 0 speed lt 700 RPM 1 speed gt 700 RPM 1 CW 0 CCW Output electronics Stopping shaft Max rotation speed Rotation direction 4 limit switches O any alarm 1 alarm Programmable 4 optional switches O any alarm 1 alarm Programmable SW serial HW logic level applied on input HW inputs and SW controls HW SW HW SW Zero set HW SW Enable HW SW Latch Freezes the output code at the current value Normal Reverse Output code normal or complemented Prefix Intermediate zero and counts Preset Gives a new value to the present shaft position Alarms available as state bit Increases decreases c
21. XP This software maintains its compatibility with the old versions and it is constantly innovated and improved to make it always easier to use and to increase its flexibility Therefore we suggest that the user periodically checks if any up dated versions have been issued In the following chapter we will describe in detail the programming software and afterwards we will give you all the information necessary for the carrying out of a serial cable to interconnect the encoder to the computer to explore the characteristics of this device 4 2 Theory of the serial interface operation This paragraph is addressed to the experienced users which need to implement on their PLC the serial protocol to carry out the software programming of the TKM60P multi turn absolute encoder The serial interface of asynchronous type concerning the data electrical transmission can be RS232 or RS485 please note that the interface type must be indicated when ordering the encoder 4 2 1 Setup of the asynchronous serial port The data transmission and reception are carried out through the asynchronous serial port that can be configured with Starting bit 1 bit Baud rate 9600 baud No of bit 8 bit 1 stop bit optional 7 bit 2 stop bit with or without parity 8 bit 1 stop bit with parity 8 bit 2 stop bit without parity 4 2 2 Read Write Parameters The encoder recognizes 25 parameters that can be used in reading mode Rd in writin
22. agreed with our after sales service we will not accept material returned without the proper authorization number Warranty does not include the external case nor the damages caused by negligence by incorrect or improper use and installation or by any other causes not depending on the normal operation of the transducer Furthermore warranty is no longer valid when a the encoder has been tampered or repaired by unauthorized personnel b the serial number has been altered or cancelled or the Tekel trademark eliminated c the encoder s identity label has been removed Transducer replacement and warranty extension in case of damage are excluded Compensation for direct or indirect damages occurred to people or things due to use or lack of use of the transducer is excluded FIVE YEARS EXTRA WARRANTY Our encoders are equipped with solid state light sources If within 5 years from delivery date a failure should occur on these components TEKEL engages to replace them free of charge at our premises if sent at customer s charge at the above indicated address The return of material must be always agreed with Tekel after sales service We will not accept a returned material without the authorization number Edition 1 0 39 40 TKM60P User s manual 8 Inappropriate operations The TKM60P absolute encoder is made of a series of electronic and mechanical components and for this reason the user must have some cares to avoid
23. andshake hardware Through these signals it is possible to entirely program the TKM60P encoder In order to prepare the cable even in case of 25 pin DB connector refer to the following table for the connection diagram for this type of connector RS232 pin assignment DB25 connector serial port on PC Pin 1 Shield Pin 6 Pin 2 Transmit Data TX Pin 7 Signal Ground 0 Volt Pin 3 Received Data RX Pin 8 Pin 4 l Pin 20 Pin 5 i Pin 22 Table 5 The connector on the PC is male then you will have to assemble a cable with a DB25 female connector at the end DB9 side DB25 side Picture 63 Example of DB25 DB9 adapter Hereafter you will find the connection diagram relevant to the 9 pin DB connector As far as the pin numeration on the welding side is concerned refer to what it is indicated in picture 64 Edition 1 0 32 40 TKM60P User s manual RS232 pin assignment DB9 connector serial port on PC Pin 1 Pin 6 Pin2 Received Data RX Pin 7 Pin3 Transmit Data TX Pin 8 Pin4 Pin 9 Pin5 Signal Ground 0 Volt Table 6 The connector on the PC is male then you will have to assemble a cable with a DB9 female connector at the end At this point you will have a cable witch a connector on one end and is ready to be connected to the PC In order to complete the connection also on the encoder side it is necessary to remind the following e The TX cable coming from the PC must be connected to the RX cable
24. ar position transducer of electromechanical type that is able to provide a digital or an analogue electrical signal as an output In case the position is located by using an angular measurement system which is to say the device coupling on the shaft we refer to a rotative encoder On the contrary if the position is located through the linear system for example in an optical bar or by means of a proper gear rack edge coupling we refer to a linear encoder The ENCODING is the transformation of the mechanical movement that operates the encoder shaft rotation into an electrical or an optical signal which indicates the numerical or analogue data supplied by its outputs This coding process is of discrete type quantized which is to say that the encoder shaft position is located according to discrete steps which are determined by the RESOLUTION of the encoder itself According to the encoder model we can have resolutions starting from a minimum of 1 pulse turn up to over 10000 pulse turn The resolution of the encoder determines the maximum precision that can be obtained on the measurement of the round angle The encoders are generally divided into two big series e incremental encoders e absolute encoders single turn multi turn programmable The operation principle on which each series is based is the same but the position information is given to the user in two different ways In case of incremental encoders we have a pulse train rectang
25. coder position Other applications see the direct interfacing of the outputs of the encoder through some visual display unit with BCD input in this way the position data found by the encoder is immediately available for the operator in a visual way 6 2 Types of interface Even though the way of transmitting the information is unique all the data are on a parallel bus that has as many lines as the max number of bit of the encoder resolution The information can be transmitted to a data acquisition card or to a PLC in a different way On the market there are various types of interfaces with different input structure of the interface itself To this purpose there are different types of output electronics available for the TKM60P e NPN negative logic with internal load pull up or open collector e PNP positive logic with internal load pull down or open emitter e PUSH PULL For each type of interface we will explain hereafter the corresponding wiring diagram and the electrical characteristics 6 2 1 NPN output This is carried out by using some integrated drivers model TD62083AF each output line is protected against over voltage through a 33 V zener diode and against short circuit through PTC The outputs therefore are protected against the short circuit towards the 0 Volt against the short circuit towards the power supply and against the short circuit between channel and channel The output scheme that has been drawn without the pr
26. coder output code The admitted value range goes from a minimum of 1 the TKM60P becomes as a programmable single turn absolute encoder up to maximum of 4096 revolutions In order to program the no of steps for each revolution indicate the requested resolution in the check box on the right side of the letter G 2 Number of turns iG hoza Picture 10 Example for 1024 turn selected Edition 1 0 16 40 TKM60P User s manual By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected v i Numberottuns le hom Picture 11 Example for 1024 turn selected TH Now it is possible to proceed with the encoder programming by pressing the PARAME ERS button 3 3 8 Function Type of code This function enables to set the type of code that has to be generated in output by the encoder but not the type of output electronics This function can be set at the present time according to the options indicated in table 2 Type of code generated in output 0 ray Gray Table 2 Codes that can be generated in output by the TKM60P encoder In order to choose the requested code select with the mouse the menu relevant to the function under examination then choose the possible options i i Pa ut dg k i DE E 3 FEM ni fe Gray 4 UpiDown increasefdecrease counting Uc qm 5 Fero set Fani i 6 Presign counting i near to zero fg pog M 7
27. ction the last four functions that are available on the programming panel since they are substantially used in the same way Each function enables to set a signal when the encoder code exceeds a default threshold that can be set at any value going from 0 to 33554431 The signal indicating that the threshold has been really exceeded is displayed on the programming panel in the alarm window shown in picture 54 The threshold on the alert goes from the green color to the red one The signal is yellow when the parameter has never been read programmed ALARMS Threshold no 1 exceeded RPM Code ho 4000 oi 2000 3000 C 4000 D Picture 54 Alarm window exceeding of max speed and thresholds To program one of the four thresholds write the requested value in the field immediately on the right of the number that identifies the threshold For example you need to set the four thresholds to 100 200 300 and 400 You will have the following situation 16 Status bits encoder E a ALARMS n 17 Current pasitian value read IR 16 Current rom value read Mo RPM Code 19 4 Code alarm threshold value IF lw 00000100 C 21 2 Code alarm threshold value IF s Jo 00000200 23 3 Code alarm threshold value F o Jpoooosoo C 25 4 Code alarm threshold value IF l oo000400 C Picture 55 Example of setting the alarm thresholds on the code By using the mouse activate the square check box in the first column a tick sign is displa
28. ddress 7 Enable on off Enablerdisable out E Enable On ZeroSet Default 8 Preset Out value 8 Parity control bit mode poe os Read Parameters 10 Latch onoff fookfunlook counting Latch Off z a11 Gal Protocol comunication mode 25 bitstcenter zl 2 Single Cycle 12 Mormal Reverse rightinverted code o Normal Normal Normal sw C Continus Cycle E 13 ax speed alarm threshold value M e00 14 Time to shaft stop value s 10 IH 2018 e Tow ooo jon Mw SW 15 Software Hardware inputs control oo 16 Status bits encoder H 17 Current position value read E ALARMS 18 Current rom value read jj ORPM Code 19 4 Code alarm threshold value a 1000 p 24 2 Code alarm threshold value IF m 2 2000 er 23 3 Code alarm threshold value IF 5000 Q j 4000 COMTSSUAAA T codi SELECTALL DESELECT ALL CLEAR ALL CONFIG x END PARAMETERS Timeout Print Picture 5 Programming panel for the TKM60P encoder 3 3 Use of the TKPROG programming software The programming panel is divided into five distinct sections Encoder parameters Rotation Write Parameters Read Parameters Serial interface monitor The first section concerning the Encoder parameters enables the user to set all the functions foreseen for the TKM60P multi turn absolute encoder at the date of this document For example it will be possible to program the resolution the type of c
29. deo and then a confirmation of the loaded values is requested see picture 5A Reload default parameters Ed Do you want to confirm the loaded parameters Cancel Picture 5A Confirmation of predefined values restoring By pressing e Rene il the loaded parameters are confirmed while by pressing idees the values present before the activation of the iar pushbutton are restored i With the restoring of the predefined values also the eventual values of Preset Presign and Automatic Zero will be replaced For this reason it is necessary to repeat eventual adjustment of the machine set point 3 3 4 Function Current Address Each encoder can be identified in an univocal way by assigning a numeric address that can vary from 00 to 99 The encoder gives a feedback only if it has been addressed in accordance with the assigned address For each encoder type TKM60P TEKEL usually assigns as default address the value 00 Afterwards indicate the new address in the check box on the right side of letter A 0 Currentadress 00 NMew adress A MO Picture 6 Example of setting a new address with value equal to 10 for an encoder with an old address equal to 0 Before up dating the address it is necessary to indicate in the check box current address the current address of the encoder that has to be programmed a You had better put on the encoder case a label with the new address Remind that once you have I mo
30. dified the address the encoder will give a feedback only to the new address If you should forget the programmed address you will have to search the correct address with the Address gt gt llonci ns Edition 1 0 15 40 TKM60P User s manual In the end use the mouse to activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected vf Curentadress 0 Mewadress A fo _ Picture 7 Example of new address selection Old address 00 New address 10 TX Now it is possible to proceed with the encoder programming by pressing the PARAMETERS button 3 3 5 Automatic address search Press the Address pushbutton in order to begin the search of the unknown address The pushbutton will become red and in the Current address box the addresses from 00 to 99 will be proposed in sequence o Currentadress 10 New adress A Picture 7A The sequence will be interrupted when an answer from the connected encoder will be found The encoder address will be visible in the Current Address box In case no encoder is found the addresses sequence will continue up to 99 afterwards the starting address will be proposed again and the search will be interrupted WARNING this condition indicates an anomalous operation which Is probably due to A e Wrong or missing electrical connections between encoder and PC it is typical the reversal between TX and
31. e guarantee the respect of the values indicated in table 13 if the current absorbed by the output is lower or equal to 25 mA 6 3 Wiring diagrams For the wiring diagrams refer to the catalogue in the section ABSOLUTE ENCODER TKC TKM series connections or to the web site http www tekel it EncAss htm this ink will directly open the file in pdf format Obviously the max immunity from any type of noise both conducted or irradiated is obtained by using shielded cables having electrical parameters Q m pF m in accordance with the characteristics of the data that has to be treated Edition 1 0 38 40 TKM60P User s manual 7 Terms of warranty 1 n LA Our incremental and absolute encoders are guaranteed for a period of twenty four months from the date of the purchase invoice Warranty does not mean exemption from payment obligations Warranty includes the replacement or the repair of the encoders free of charge in case of manufacturing faults or of defective material or components The encoders will be checked and or repaired exclusively at our premises at the following address TEKEL Instruments S r l Via Torino 13 1 10060 Roletto TO Tel 39 0121 343 811 Fax 39 0121 343 888 http www tekel it e mail tekel tekel it The transport costs and risks to and from our company will be at customers charge We will reject any material sent with an unpaid shipment The return of material must be previously
32. e we suppose to freeze the output code and to enable again the LATCH function 10 Latch omot fookfunlook counting IL b Lai 11 SSI Protocol communication mode ia ae m 12 NormalReverse fright inverted code oh Latch On n Picture 29 Selection of the function for the LATCH programming By pressing the mouse left button select the underlined option that in the example shown in picture 29 corresponds to the enabled Latch signal At this point the menu closes and in the check box it appears the chosen option M 10 Latch on off fnokiuniook counting IL n Picture 30 Latch function after the selection By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected i 10 Latch on off flook unlook counting Latch on off flooktunlook counting IL n Latchon sw On A Picture 31 Selection of the function relevant to the LATCH TX At this point by pressing the TUUS button you can configure the LATCH function that in the shown example freezes the encoder output value 3 3 17 Function SSI Protocol mode and format In addition to the parallel outputs NPN PNP or Push Pull types there is another extremely common type of output for the absolute encoders both single and multi turn which is the SSI type Serial Synchronous Interface For any information regarding the operation of this type of output please refer to Chapter 4
33. erated The state of the bit corresponding to the sign is present as a hardware output on a pin of the connector or of the cable according to the chosen output type In order to set a zero as a starting data you must write the code value that has to be considered as the origin and to do this operation stroke the code in the text check box on the right side of letter S For example if you need to set as origin 123476 you will have to stroke 6 Presign counting near to zero s o 123476 Picture 19 Example of setting the origin for the presign function By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected v B Presign counting near ta zera E 001 23476 Picture 20 Selection of the presign function set at the value 00123476 TX Now it is possible to proceed with the presign programming by pressing the P EM button 3 3 13 Function Enable on off output enabled disabled Through the Enable function available both software and hardware it is possible to enable or disable the encoder outputs in other words if this function is disabled the output drivers go into high impedance state and the other lines of the system are insulated 1 In case of standard PP electronics with internal pull down load between the output and the 0 Volt reference the outputs will go to zero 2 n case of PNP OP electronics without internal pull do
34. espondent to the selected job folder inthe file a configuration is saved containing only the values of the parameters that appear in the relative i 1 boxes of the programming panel In order to avoid the reloading of null values it is better before saving a configuration to always verify that all the parameters are present in the relative boxes The attempt to save a configuration in an existing file will generate the following message of error File saving The file Sample tkp already exists Overwrite the existing file with new parameters configuration values Cancel Picture 5B Confirmation of configuration file overwriting By pressing the pushbutton the overwriting of the existing file with the new configuration values will be confirmed Pressing the RU pushbutton the file writing operation will be cancelled and the current configuration values will not be saved 3 3 2 2 Deleting a configuration file from the job folder In order to delete a configuration file from the job folder it is necessary to select the file name with tkp extension from the relative window on the left side of configuration panel then press the DELETE pushbutton the confirmation window of picture 5C will be displayed Deleting file Proceed with file Sample 1 tkp deleting cancel Picture 5C Confirmation of configuration file overwriting By pressing the selected file will be deleted by pressing pea the f
35. essage Otherwise it is possible to try again to transmit the last parameter by pressing the Try again or Ignore buttons 4 Serial program interface 4 1 Encoder program interface type RS232 RS485 The main characteristic of the TKM60P is the possibility of modifying a series of parameters while in a conventional absolute encoder these are rigid and are decided when ordering the item This flexibility is enabled by using a special interconnection technique between devices of intelligent type namely equipped with a microprocessor system named serial connection Edition 1 0 29 40 TKM60P User s manual This type of connection is rapid to do with every type of computer both portable or desktop currently produced and available on the home compute consumer market It is possible to manage in a simple and rapid way all the functions of the encoder by means of the serial interface and of a dedicated software TKPROG directly developed by TEKEL and supplied without costs added This allows to obtain a system which is extremely flexible and utilizable even with applications which are very different one from the other The programming software is free and is available on CD Rom on 3 5 floppy disk or visiting our web site www tekel it The programming software has been developed to work in Windows operating systems and is available for different platforms such as O Windows 9X 95 98 o Windows ME Windows 2000 professional Windows
36. g mode Wr or in both modes The writing involves a transmission from host PC towards the encoder the reading involves a reception from host PC towards the encoder and takes place after the transmission of a command From the host it is possible to organize groups of functions by carrying out a sequence of consecutive writings readings In case of next transmissions towards encoder without handshake the new command will be ignored answer NAK 4 2 3 Transmission protocol towards the encoder The transmission protocol towards the encoder has to be structured in the following way Address Name lt Value gt in which start character that identifies the transmission start Address numerical value that identifies in an univocal way an encoder 2 ASCII decimal characters Name letter that identifies the parameter that has to be read or written 1 ASCII character Edition 1 0 Value 30 40 TKM60P User s manual it contains the numerical value that has to be assigned to the parameter that must be programmed writing If it is omitted the value is requested to the encoder except for the write only Names that do not have any value n ASCII characters stop character that identifies the transmission end 4 2 4 Reception protocol from the encoder From the encoder the following answers will be obtained or or Value 96 in which in case of non considered name or value incongruity or transmis
37. he encoder current position and speed are carried out The received information is displayed in the K R and V windows respectively in the Read Parameters window Read Parameters Single Cycle C Continus Cycle start Stop Picture 58 Setting for the encoder single cycle enquiry 3 3 30 Continuous cycle operating mode start By selecting the Continuous cycle option and by pressing the button a continuous reading of the state word of the encoder current position and speed are carried out The received information is displayed in the K H and V windows respectively in the Head Parameters window Edition 1 0 28 40 TKM60P User s manual Read Parameters Single Cycle Continus Cycle Start Stop Picture 59 Setting for the encoder continuous cycle enquiry This mode is useful in particular when the user needs to learn how to use the device As a matter of fact it enables to select and program the encoder options in a rapid and easy way immediately verifying the correct operation of the encoder itself 3 3 31 Monitor for the serial interface activity The monitor relevant to the serial interface shown in detail in picture 60 enables to know if the encoder replies correctly and also to display the message that has been sent to the encoder to program or display a certain parameter In the TX field it appears the ASCII string sent by the TKPROG programming software to the TKM60P encoder in order to program the requested functi
38. ible to recover the code value present before the setting This function can be activated in two different ways following the common procedure already explained for the other functions or using the proper button which makes the different operations quicker In the second way the software itself will select the function and will send the zero set command We will show the standard procedure and then we will explain the alternative procedure The zero set function does not need any parameter then you must only select it and press the transmission button to program the encoder with output code equal to O 3 3 11 Alternative procedure to reset the output code zero set deroet In order to quicken the set to 0 operation press the _Zeroset button in the panel Parameters writing and the output code is reset This button is equivalent to all the operations that have to be carried out with the standard procedure namely the function selection and consequently the parameters transmission Write Parameters UP Hormal Down Reverse latch Enable ON ON ZeroSet Default Picture 18 Write Parameters window 3 3 12 Function Presign counts around the zero position The Presign function enables to define a code origin and to distinguish between positive and negative codes according to their origin Edition 1 0 18 40 TKM60P User s manual It is possible to set a code between 0 and 33554431 which means 8192x4096 codes that can be gen
39. ile deleting operation will be cancelled 3 3 2 3 Reloading of a parameters configuration file from job folder To reload a parameters configuration file from job folder select the file name with tkp extension from the relative window on the left side of the configuration panel then press the LOAD pushbutton The confirmation window of picture 5D will be displayed Edition 1 0 14 40 TKM60P User s manual Configurations manager Ed Do vou want ta confirm the loaded parameters Fig 5D Confirmation of configuration loading from file OK l By pressing the parameters relevant to the configuration recorded on file will be reloaded and overwritten on those already present on programming panel By pressing e the operation will be cancelled and on the control panel the parameters present before the request of configuration reloading from file will be maintained 3 3 3 Retrieving of predefined values It is possible whichever is the value of the parameters stored in an encoder to reload a default configuration that is surely working this can be useful for example to restore a tested condition on encoders that apparently have a fixed output when the shaft is rotating or a value always 000000 or always FFFFFFF To activate this function press the lig pushbutton on the Write Parameters window The program reloads the values predefined from the factory default configuration these are displayed on vi
40. ings see picture no 1 in the following cases in case the encoder shaft must stand intense stresses and it is necessary to compensate the materials thermal expansions this is important in case of glass disks or in case a coupling between shafts with a different diameter is requested Anyway the assembling system must not be considered as a rigid ensemble consisting only of the encoder and of the device that has to be measured Edition 1 0 6 40 TKM60P User s manual Picture 1 Models of metal and plastic flexible couplings Concerning the hollow shaft encoders the problem of a rigid assembling is less important since this type of encoder is sustained directly by the measuring shaft In order to prevent the encoder rotation caused by the measuring shaft we usually position an insert in a proper slot obtained on the case This insert is assembled on the device and avoids the rotation of the encoder itself 1 9 The TKM60P absolute encoder On the market there are two big series of absolute encoders e Single turn e Multi turn The single turn absolute encoders consist of one single disk called main disk that gives all the necessary information for the code development for the requested resolution Therefore if you order a single turn encoder with 8192 steps turn this will have one single glass disk with a 13 bit Gray code recorded on it The multi turn encoders among which there is the TKM60P consist of the main disk and of a series of dis
41. ks which are generally smaller than the main one and which are called satellite disks For each turn of the main disk by means of a system of gear wheels we obtain the side disks rotation for an angle fraction function of the gear wheels mechanism Since the TKM60P has a maximum resolution in terms of turns of 4096 codes we use three side disks and each of them is able to generate 16 codes on the whole The main disk of the TKM60P has 8192 codes and plus it has the side disks which are able to generate 16 16 16 4096 codes therefore the total code that can be generated in output by the TKM60P is equal to 8192 x 4096 33554432 codes This means a development of 25 bit 13 bit of the main disk 12 bit of the side disks Any type of mechanical error existing in the system due for example to the coupling backlash between the side disks gears or due to the optical system alignment of the main disk is eliminated by using proper devices called ASIC Application Specific Integrated Circuit These devices operate on the signals generated by the reading system and align in an automatic way the code this is necessary for all applications characterized by intense mechanical vibrations Edition 1 0 7 40 TKM60P User s manual 2 Ihe TKM60P encoder 2 1 Technical characteristics CHARACTERISTICS VALUE MEASUREMENT UNIT AND NOTES Standard resolution 8192 Codes generated each turn 4096 No of turns Type of code generated code Synchronous serial S
42. l indicates that the paragraph to which it is referred contains useful pieces of advice for the user so that he can carry out some definite operations in an easier way 0 2 INDEX OF REVISIONS AnnnnnnnnnnnnnnnnnAnnnNANANANNNNANNNNANANANNANANANNNNANANNNNANANANNANANNNNANANNNNANANNNNANANNNNANANNNNANANNANANANNANANANNNNANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANAANANANNANANANNANANNNNANANANNANANANNANANNNNANANANNANANANNANANNNNANANANNANANANNANANNNNANANANNANANANNANANANNANANNNNANANANNANANANNANANANANNANNNNANANANNANANANNANANANAANANANNANANANAANANANNANANANNANANANNANANNNNANANANNANANANNANANNNNANANANAANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANNANANANAANENEEEEE i Rev no Rev date Description of the revision Approval 0 20 03 2004 First issue Technical Dept Edition 1 0 5 40 TKM60P User s manual 1 Introduction 1 1 Incremental and absolute encoders The encoder is an electro mechanical transducer that is used to transform a mechanical movement into an output which is always a voltage or a current signal according to the output interface integrated in the encoder itself Fundamentally an encoder is an angular or a line
43. level INSTRUMENTS TKMOUP Programmable muttu absoute encouer User s manual Edition 1 0 Edition 1 0 2 40 INDEX TKM60P User s manual 0 Preliminary information ziuidiiossoo5 ii Eo oops epson a2 E 0u2 ateniese 9200930593 280800POREEO EDO RE DO sEPO sepe 4 0 1 SYMBOLS AND CONVENTIONS USED IN THIS MANUAL esses 4 0 2 INDEX OF REVISIONS c 4 Mies WENO CU 0 ftev 5 1 1 Incremental and absolute encoders i 5 1 2 NISGRANICANASSEMDN rioni eran iii 5 1 3 The TKM60P absolute encoder 6 2 UNC 1 477710 4 11 10 0 nnt IR RT 7 2 1 NCTC ALG AG ACIS Sirena aaa 7 2 2 Ele CCA C Nae eN WIGS e a E E E N E RS 8 2 3 Mecrnanical CharacloriSlCS liana ea 8 2 4 EHVIFontmeritalcs arceri MC acarne E E R 8 2 5 Vera ENSTON era E E E O EE AE E O ENE 8 3 The TK PROG programming software cccccssseccessesesseeceneeseeseeseeneesenseesenseesensenees 9 3 1 Where to find TK_PROG programming software 9 3 2 Installation of the programming software 10 3 3 Use of the TKPROG programming software nennen nnne nnn nnne nnn nnn nnn 11 3 3 1 Encoder current configuration retrieving nennen nnne nnne 12 3 3 2 Management of the parameters configurations file for encoder programmi
44. lopment of the single bit starts from the right bit 0 3 towards the left bit 12 15 in conformity with the following correspondence bit 0 Stopped Shaft 0 moving 1 stopped bit 1 Max speed exceeded 0 max speed not exceeded 1 max speed exceeded bit 2 Encoder direction 1 CW 0 CCW bit 3 for future usages bit 4 7 temporary data bit 8 11 limit stop alarms 0 1 2 3 OZOFF 1 ON bit 12415 limit stop alarms 4 5 6 7 OZOFF 1 ON To read the encoder state by using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected v 18 Status bits encoder KC Picture 49 Selection of the function for the encoder state signaling TX For the reception of the state word you just have to press the parameters button the updated state word will appear in the window Read Parameters in the line identified with letter K 3 3 23 Function for the reading of the current position value oimilar to the previous function also this one does not have any argument and it is only for reading This function enables the reading of the encoder current position The information concerning the position is displayed in the window Read Parameters in the line identified with letter R Read Parameters Single Cycle C Continus Cycle ko A HH LIEN Picture 50 Window Read Parameters To read the encoder position by using the mouse activate
45. n to the normal programming mode with all the functions of the panel of control available restored Pressing the Fia pushbutton the ASHII STX character in transmitted to the encoder The transmission from the encoder starts immediately after the reception of the STX ASHII character sending a eight characters HEX ASCII text containing the current position value the end text CR carriage return character which is stored in the box of R parameter of the Read Parameters panel The reading sequence is executed one single time or in a cyclic mode according to the operation modalities indicated at the points 3 2 27 and 3 2 28 Stop Activating the Continuous Cycle mode it is possible to interrupt the data reading by pressing the push button 3 3 27 Window Write Parameters The window Write Parameters shown in picture 57 enables to set in a rapid way the main commands for the configuration of the TKM60P absolute encoder Edition 1 0 27 40 TKM60P User s manual Write Parameters UP Normal Down Reverse Latch Enable ON ON OFF OFF ZeroSet Default Picture 57 Window Write Parameters As a matier of fact through the buttons in this window it is possible to execute in a direct way without first selecting the function and then transmitting the parameter the following functions UP to set the UP counting direction with clockwise shaft rotation DOWN to set the DOWN counting direction with clockwise shaft
46. ng 12 3 3 3 Retrieving of predefined valUues e 14 3 9 4 Funcion Current ON 6S NNI ms 14 3 3 0 Automatic address search ssi oloni 15 3 3 6 Function number of steps for single revolution nnn 15 SPON Function Number of revolutions i 15 3 3 8 FUNCUON TOS Ol COOC aie ps tecpe toe ctctncc sed e e a oE Era EErEE SEEE aT 16 3 3 9 Function Up Down Increases Decreases the output COUNTING 16 3 3 10 FUNCHONZEo Se E m mI m mmm 17 3 3 11 Alternative procedure to reset the output code zero set 17 3 3 12 Function Presign counts around the zero position i 17 3 3 13 Function Enable on off output enabled disabled i 18 3 3 14 Function Preset sets the output equal to a defined value eeeeeeseeeeeeseeeeee 19 3 3 15 F ncion Parity control Dit MOQO ciclici iii 19 3 3 16 Function Latch on off Freeze the output code i 20 3 3 17 Function SSI Protocol mode and format ii 20 3 3 18 Function Normal Reverse code normal reverse 21 3 3 19 Function Threshold Value for max speed alarm i 21 3 3 20 Function Time Constant for stopped shaft StatuSs ii 22 3 3 21 Function for Software Hardware options control esses 22 3 3 22 Function for encoder state
47. nt refer to pictures 67 and 68 respectively MSB LSB CKI 4096 N12 N11 N10 N9 N8 N7 N6 N5 N4 N3 N2 N1 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P41 8192 2048 O N11 N10 N9 N8 N7 N6 N5 N4 N3 N2 N1 P12 P11 P10 P9 P8 P7 P6 P5 PA P3 P2 P1 0 4096 1024 0 0 N10 N9 N8 N7 N6 N5 N4 N3 N2 N1 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 O 0 2048 512 0 0 0 N9 N8 N7 NO N5 N4 N3 N2 NT P10 P9 PB P7 P6 P5 P4 P3 P2 P1 O 0 0 1024 256 0 0 0 0 N8 N7 N6 N5 N4 N3 N2 NI1 P9 PB P7 PE P5 P4 P3 P2 P1 0 0 0 0 512 128 0 0 0 0 0 N7 NO N5 N4 N8 N2 N1 P8 P7 P6 P5 P4 P3 P2 Pi o o o o0 0 256 64 0 0 0 0 0 0 N6 N5 NA NS N2 NT P7 Pe P5 P4 P3 P2 P1 0 0 0 0 00 128 32 0 0 0 0 0 0 0O N5 NA N3IN2JNI P6 P5 P4 P3 P2P1 0 0 0 0 0 0 0 64 16 o oo o 0 0 0 0 N4 N3 N2 N1 P5 P4 P3 P2 Pi o oloolololo o 32 8 olo o o o o o o0o 0 N3 N2 N1 P4 P3 P2 Pi ol olo ololo o o o0 16 4 olo o o o o o o o 0 N2 N1 P3 P2 P1I o o olololol o o o o 8 2 0 0 0 0 0 0 0 0 0 0 0 N1 P2 P1 0 0 0 0 0 0 0 o0 o0 o0 o0 4 N GIRI lt gt PASSI PER GIRO Picture 67 25 bit SSI protocol with center alignment RIGHT CKI 512x256 0 o 0 G G G G G aG G Gh G G G G G G G iG IG 9 2 For the wiring diagrams refer to the catalogue in the section ABSOLUTE ENCODER TKC TKM series
48. ode generated in output or the alarm thresholds and other functions that will be described in detail in the continuation of this manual For the first time you use this programming software you had better select and then program one single function at a time to avoid to program the non requested parameters with consequent cancellation of the current settings When you will have acquired a higher control of the system it will be possible to set different parameters at the same time by carrying out a multiple programming Any function both in reading or in writing mode has to be carried out when the encoder is not Working stopping shaft Remind that a function is selected namely enabled in reading or writing mode only if there is a tick sign in the first column A generic function is considered in reading mode when in the subject field no value is indicated you must select TX and press the CANCEL key In this way by operating the PARAMETERS button the function is transmitted Edition 1 0 12 40 TKM60P User s manual without the parameter the encoder reads the command as a request in its internal setting and it replies with the value which is now given to the function under examination A The function is considered in writing mode when in the subject field there is indicated a value comprised in the interval of validity established from the function in examination By indicating a valid THX value and pressing the PARAMETER
49. omunication made mS 25bisicenter hitz center zl Picture 34 Selection SSI protocc protocol fur function TX At this point by pressing the OU US button you can configure the SSI protocol 3 3 18 Function Normal Reverse code normal reverse This function executes the negation of the output code carrying out the complement to 1of the single bit As default configuration TEKEL sets this function in Normal mode namely the output code is not inverted In order to set the Normal or the Reverse mode open the menu related to this type of function at the right side of letter L In the example it is shown how to enable the complemented code option namely the Reverse mode 12 NMormal Reverse trightiinverted code o n 13 Max speed alarm threshold value IM E00 Reverse 14 Time to shaft stop value t5710 H Picture 35 Selection Normal Reverse option By pressing the mouse left button select the underlined option that in the example shown in picture 35 corresponds to the enabling of Reverse option At this point the menu closes and in the check box it appears the chosen option 12 NormalReverse trightinyerted cade lo o Picture 36 Selection Normal Reverse option By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected if 12 NormalReverse rightinverted code NormaliReverse trightinverted code o fo Rever
50. on TX At this point by pressing the p eue button you can proceed with the disabling of the output Enable function and the output will go into high impedance state Before contacting the TEKEL after sales service the user should check the state of this function If the function is disabled both software or hardware the encoder output is in high impedance state this may confuse the user which could consider it as an encoder malfunction CE Edition 1 0 19 40 TKM60P User s manual 3 3 14 Function Preset sets the output equal to a defined value Through this function it is possible to programme the current value of the output code with any value ranging from 0 to 33554431 This is an extension of the zero set command in fact the zero set enables to reset only the output code while through the Preset function it is possible to set the output at an arbitrary value included in the admitted range previously indicated A Once the code value has been re programmed it will be no longer possible to restore the value acquired by the code before the new programming In order to set the output code with a different value from the present one write the requested value in the text check box on the right side of letter T For example if you need to set as origin 1453276 stroke the following M 8 Preset Out value IT 453276 Picture 24 Programming of the output code through Preset function By using the mouse activate the square check box
51. on By COM1 9600 n 8 1 cod 141 operating on one single function at a time it is then possible to see which TXsonFanonnont 00 characters must be sent to the encoder to execute the chosen function In case RX END of multiple programming namely if various functions have been selected with 28 the tick sign it will appear the programming string corresponding to the last num Print function that has been sent Picture 60 Serial interface monitor In the RX field it appears the reply of the TKM60P encoder to a programming message sent by the TKPROG sign software when the encoder understands the message it replies as last character with the The last window identified with Timeout indicates the period of Riera B rte ee r8 ea el time that passes between the sending of the programming string from the TKPROG to the TKM60P encoder and the reception of MSG62 Verify connetions and serial line parameters COMI the encoder reply to the programming software The default max timeout is 10 s if during this period of time no reply goes from Mh Int t Ret the encoder to the TKPROG the error window shown in picture EM nii 61 will be displayed l l Picture 61 Timeout error window of serial interface At this point the user can terminate the operation going back to the main menu after a brief confirmation message M3G51 Encoder serial communication x MSG52 Transmissian stopped by user Picture 62 Closing confirmation m
52. otections for simplicity is shown in picture 69 4 Vin A O y IRL ww Li J LO o b B IL sink ENCODER OUT v PLC INPUT 0 Volt Picture 69 Output scheme for NPN electronics Edition 1 0 36 40 TKM60P User s manual In case of standard NPN electronics ordering code 23 between each single data line and the voltage line inside the encoder there is a load resistor RH with a value equal to 4 7 KQ the voltage is equal to 11 30 V The output signal acquires a minimum voltage lower than 1 1 V while the maximum value is close to the voltage Admitted values V Test conditions Output voltage at high logic level Vou Voc 11 30 V 1 225 mA T4225 C Output voltage at low logic level Vo V 211 30 V l 225 mA T4225 C Table 11 Electrical characteristics of standard NPN parallel output interface For the NPN electronics of type Open Collector ordering code 22 without the internal resistor R the maximum level of the output voltage is equal to 30 V for the minimum level refer to table 11 For each channel we guarantee the respect of the values indicated in table 11 if the absorbed current is lower or equal to 25 mA 6 2 2 PNP output This is carried out by using some integrated drivers model TD62783AF each output line is protected against over voltage through a 33 V zener diode and against short circuit through PTC The outputs therefore a
53. ount for shaft CW rotation Sets to 0 the present code value Enables the outputs in high impedance state Up Down Stopping shaft Speed alarm Alarm threshold Setting functions serial interface From Host through Time constant for stopping shaft status Max speed exceeded Alarm threshold exceeded reading of code present value reading of encoder present status reading of present rotation speed reading of alarm thresholds values Encoder address 00 99 Programmable HW input control or output physically available with electrical connections oW input available as software control or output available as state bit both sent through an asynchronous serial line by Host computer HW SW input or output available in both ways above described Edition 1 0 8 40 TKM60P User s manual 2 2 Electrical characteristics VALUE MEASUREMENT UNIT AND NOTES V c c residual ripple 1 Vpp Max mA with protection against short circuit Output voltage 1 30 V C C Yes Against inversion of polarit 2 3 Mechanical characteristics CHARACTERISTICS VALUE MEASUREMENT UNIT AND NOTES 60x80 VE Pesqurefaye oo P Optone 10 11 Max depth 20 mm Bearings life 2 4 Environmental characteristics CHARACTERISTICS VALUE MEASUREMENT UNIT AND NOTES Operating temperature Storage temperature 30 85 LEN 60529 standard O Z O O O I EN 60529 standard Vibrations 2 5 Overall dimensions For f
54. re 41 Picture 41 Selection menu for non oper menu for non operating shaft constant By pressing the mouse left button select the underlined time constant if the requested time constant does not appear in the menu use the vertical scroll bar to scroll the remaining options to use the scroll bar position the mouse cursor on the bar press the left button and move the mouse upwards or downwards At this point the menu closes and in the check box it appears the chosen option E 14 Time to shaft stop value s 10 shaft stop value sii 0 H 50 Eo Picture 42 Selection menu for non operai operating ing shaft constant By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected Iw 14 Time to shaft stop value s10 shaft stop value s 0 mE _ 808 Picture 43 Selection menu for non opera operating ing shaft constant TX At this point by pressing the rue button you can set the speed limit beyond which the alarm threshold will be enabled 3 3 21 Function for Software Hardware options control With this function it is possible to choose if a certain command has to be managed only software or if it can also be of hardware type In any case the software setting has always a priority in other words it is never possible to disable a certain command in a definitive way SW HW The commands that can be managed according to the
55. re protected against the short circuit towards the 0 Volt against the short circuit towards the power supply and against the short circuit between channel and channel The output scheme that has been drawn without the protections for simplicity is shown in picture 70 Vin A C o O y IRL ww K J me e C B IL sink ENCODER OUT lt 7 PLC INPUT 0 Volt Picture 70 Output scheme for PNP electronics In case of standard PNP electronics ordering code 21 between each single data line and the O Volt line inside the encoder there is a load resistor RL with a value equal to 4 7 KQ the voltage is equal to 11 30 V The output signal acquires a minimum voltage close to 0 V while the maximum value is always higher or equal to Vcc 2 V Admitted values V Test conditions Output voltage pm na pum at high logic level Vou Se ee eee tere Output voltage m x pur Table 12 Electrical characteristics of standard PNP parallel output interface For the PNP electronics of type Open Emitter ordering code 20 without the internal resistor R the output voltage at high logic level acquires values according to those indicated in table 12 For each channel we guarantee the respect of the values indicated in table 12 if the current absorbed by the output is lower or equal to 25 mA 6 2 3 PUSH PULL output This is carried out by using some high speed drivers of in
56. se Picture 37 Enabling of the Normal Reverse fun 37 Enabling of the Normal Reverse function wit with Reverse option At this point by pressing the PARAMETERS button you can configure the SSI protocol 3 3 19 Function Threshold Value for max speed alarm The a m function enables to set a threshold relevant to the exceeding of a speed ranging from 0 RPM alarm always on to 700 RPM revolutions per minute The exceeding of the max speed is indicated through a dedicated pin on the output connector or through a wire on the cable output Besides the physical signal the speed alarm is also displayed on the TKPROG panel from yellow to red in the alarm section picture 38 The threshold on the alert goes from the green colour to the red one The indication is yellow when the parameter has never been read programmed ALARMS RPM Code Alarm indication for co 1000 em max sneed exceedina 2000 e 3000 C ls anun C Picture 38 Alarm window max speed exceeding and thresholds Edition 1 0 22 40 TKM60P User s manual You can set the threshold speed value indicating the speed value in the text check box at the right side of letter M For example if you need to set the indication at a speed of 35 RPM you will have to stroke the following a 13 Max speed alarm threshold value lt Max speed alarm threshold value IM__ 0035 Picture 39 Example of speed threshold progra Example of speed threshold programming By
57. sion timeout indicates the correct command execution start character that identifies the transmission start Value it contains the numerical value in reply to a data or a configured value request n ASCII characters stop character that identifies the transmission end 4 2 9 Encoder programming parameters Note 1 All the transmitted and received data are in ASCII code all the parameters are numerical and are expressed in decimal value except for the state 16 18 and the errors diagnostic parameters 21 which are expressed in hexadecimal 16 number system Note 2 The velocities V and M are expressed in RPM Note 3 The stopped shaft period of time H is expressed in decimate of second Note 4 The threshold setup F must be carried out when the encoder shaft is stopped in order to avoid errors Note 5 Code type 0 Gray 1 Binary 2 BCD 3 Excess 3 Gray Note 6 SSI protocol 0 13 bit 1 21 bit right alignment 2 21 bit center alignment 3 25 bit right alignment 4 25 bit center alignment Note 7 Options control bit 0 LATCH 0 SW 1 HW bit 1 ENABLE 0 SW 1 HW bit 2 UP DOWN 0 SW 1 HW Note 8 Encoder state bit O Encoder non operating bit 1 Programmed speed exceeded bit 2 Encoder direction 1 CW 0 CCW bit 3 of no value bit4 7 temporary data bit 8 Alarm threshold 0 3 bit 12 15 Alarm threshold 4 7 expansion Name Value Limits Pa Wr Byte TN M A 00 99 RS485
58. te the configuration management press the 1i 5 push button the window shown in picture 5A will be displayed TEKEL INSTRUMENTS Srl TK_PROG Vers 2 20 Ed o Drive Programmi selection C TK PROG 7 Contig File selection Job folder selection l Configurations New file name Wa file commands to be saved Parameters configuration file manager Parameters File Name DELETE SAVE Loan Picture 5A Parameters Configuration Management Panel Edition 1 0 13 40 TKM60P User s manual It is possible to use the panel windows to e Select a drive different from the predefined one C e Select a different folder job the folder Config contains an example file configuration called Sample tkp e Select one of the files contained in the relative window on the left side of panel The functions described at the points 3 3 2 1 3 3 2 2 3 3 2 3 must be activated from Configuration Parameters Management Panel With the mouse select EJ to return to the programming panel from the Parameters Configuration Management Panel 3 3 2 1 Saving the current configuration in a file In order to save the current configuration shown in the TK_PROG programming panel in a new file it is necessary to write the file name in the relative text box then press the 9 vYE push button To confirm the successful recording the Parameters File Name box becomes green and the file name with tkp extension is added to the window corr
59. tegrated type model L6374 The main characteristic of this type of driver is the total protection active against any type of short circuit in output therefore we have a complete and indefinite protection for each output line in the following conditions e short circuit towards 0 Volt e short circuit towards the voltage line Edition 1 0 37 40 TKM60P User s manual e Short circuit between the data lines The fundamental characteristic of the PUSH PULL output compared with the NPN or PNP outputs is the low value of the output impedance both at a high logic level and at a low logic level Thanks to this characteristic the PUSH PULL output is immune from electromagnetic noise particularly on the data transmission lines having lengths of tens of meters The relevant simplified scheme of the output stage is shown in picture 71 Vin Lo PN Y Da e e IL v me T Bl ta me o O ENCODER OUT vA PLC INPUT 0 Volt Picture 71 Scheme of the output stage of PUSH PULL electronics The electrical characteristics of the voltage levels present in output for a voltage of 11 30 V4 are indicated in table 13 Admitted values V Test conditions Output voltage Pm PA pm at high logic level Von Ree ee tere tance e Output voltage p na pm Tabella 13 caratteristiche elettriche interface di uscita parallela PUSH PULL For each channel w
60. terference on user s side has to be found basing on the type of installation and must be carried out by the final user 8 Do not choose electronics of NPN or PNP type or open collector or open emitter type with cable longer than 6 m In this case the PUSH PULL interface is suggested Edition 1 0 40 40 TKM60P User s manual 0 9 CUSTOM VERSIONS TEKEL Instruments Srl is available to study and carry out any modification to our standard products according to customer needs custom versions This modifications can be made for mechanical assemblies that are not foreseen in the catalogue for example different cases adapting flanges shafts with diameters on specification or that have to be machined with milling keys or different holes or can be electrical electronic modifications for example voltages with a different value options on specification such as alarms and different indications etc In case of need you can contact sales technical dept of TEKEL INSTRUMENTS srl at the following numbers tel 39 0121 343 811 fax 39 0121 343 888 or using the e mail service at the following address tekel otekel it All the documents we receive are managed according to the existing rules concerning storage and usage of the personal data
61. the monoflop time which is generally considered between 30 us and 40 us After this period of time the data line is again in idle mode An example of data transmission is shown in picture 66 10 us max 40 us DATA AO CLOCK START MSB MSB 1 I LSB li I 35 US i Picture 66 Example of data in the SSI transmission 5 1 Technical characteristics 9 1 1 CLOCK signal Characteristics Input type Differential Min frequency 100 kHz Max frequency Minimum current 2 MHz Line state idle 1 logic CLOCK HIGH CLOCK LOW Table 7 9 1 2 DATA signal 26LS31 5 VDC 1 logic DATA HIGH DATA LOW Gray standard Binary Table 8 5 1 3 External connections 4 signals 2 power supply 1 Ground mos Of conauctors independently from the resolutions 3 twisted pairs contained in one single shielded cable min shielding percentage 70 lt 50 m lt 100 m lt 200 m lt 400 m Table 9 Edition 1 0 9 1 4 Transmission protocol 25 O Max no of transmitted bit 25 Max resolution of transmitted data 8192 PPR x 4096 turns Supported transmission formats 13 21 25 bits 34 40 Right or center standard Monoflop time 35 us TKM60P User s manual Table 10 For the structure of the bit with center alignment or right alignme
62. the square check box in the first column a tick sign is displayed to indicate that the function has been really selected iw 17 Current position value read IR Picture 51 Selection of function for reading the encoder current position TX For the reception of the value relevant to the encoder current position you just have to press the E EM button the updated value will appear in the window Head Parameters in the line identified with letter R 3 3 24 Function for the current speed value reading Also this function belongs to the ensemble of the read only functions and it enables to acquire the encoder current speed The information concerning the speed is displayed in the window Head Parameters in the line identified with letter V Edition 1 0 25 40 TKM60P User s manual Read Parameters Single Cycle C Continus Cycle start Stop Check box for current J r speed display Picture 52 Window Read Parameters ii To read the encoder speed by using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected Picture 53 Selection of the function for the encoder current speed reading TX For the reception of the speed you just have to press the PARAMETERS button the encoder current speed is displayed in the window Head Parameters in the line identified with letter V 3 3 25 Function code alarm threshold value We have grouped in one single se
63. tion of the internal processing electronics 2 Do not use supply sources which do not guarantee the galvanic insulation from the supply mains 3 Do not position the output or the programming cables parallel to high voltage lines or to lines of power feeding Do not put the cables together in the same raceway Remember to always observe this precaution in order to avoid problems of interference or of wrong reading of the encoder outputs 4 Dont leave command lines open for example UP DOWN LATCH ENABLE ZERO SET This may cause encoder configuration changes that are not foreseen Basing on the type of chosen input NPN or PNP always finish the line locally the closest possible to the encoder with PULL UP and PULL DOWN resistors respectively with a value going from 4 7 KQ to 10 KQ for a voltage equal to 11 30 Voc 5 Do not use cables longer than necessary It is fundamental to try to keep the cable as short as possible in order to avoid electrical interferences 6 Do not carry out connections if in doubt as to their arrangement see wiring diagrams printed on the encoder label or refer to the data sheets of the item Wrong wirings may cause faults to the encoder internal circuits 7 Do not connect the encoder shield line to the 0 Volt reference of power supply The shield must be always connected to GROUND The shield connection point to ground can be located on the encoder side or on user s side Anyway the best solution minimum in
64. tton select the underlined option that in the example shown in picture 26 corresponds to the even parity At this point the menu closes and in the check box it appears the chosen option 9 Parity control bit mode x T sm Picture 27 Selection of the option corresponding to the even parity By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected Iv a Parity contralbitmode control bit mode Kh even Edition 1 0 20 40 TKM60P User s manual Picture 28 Selection of the function for the parity programming TX At this point pressing the OUS button you can set the chosen parity type 3 3 16 Function Latch on off Freeze the output code Through the LATCH function available both software and hardware it is possible to freeze the encoder output code The encoder considering the serial interface keeps on operating As default setting TEKEL sets the disabled LATCH in this way the output code does not result locked ci Before contacting the TEKEL after sales service always verify the state of this function If the function is A enabled software or hardware the outputs are locked at a fix value and this may confuse the user which could consider it as an encoder malfunction In order to set the latch type or to disable the latch open the menu corresponding to this function on the right side of letter L In the exampl
65. ular or sinusoidal which represents the transition from one position of the shaft to the next one according to the resolution of the encoder itself In case of absolute encoders we have a bit string output code which represents in an univocal way the encoder shaft position Moreover this position is maintained even when the device is off memory and this is the main characteristic between the two encoders series In particular an absolute encoder maintains always the shaft position both if it is on or if it is off In other words instead of having on the disk a simple reticule corresponding to each channel we have a series of windows that form a digital or analogue code that is univocal according to the shaft rotation angle 1 2 Mechanical assembly The encoder operates in various environments for example in machines for the stone cutting in the automatic looms or in the movement control of bridge cranes The encoder must be assembled and fixed to the part of which we need to check the rotation and operates in conditions that can be very different For this reason we have developed many different assembling and fixing systems and the most common ones which are used for the shaft encoders are the following e Servo flange servo holes on the shaft side e Clip flange it enables the encoder orientation e Servo clip assembly combination of the previous types of assembly Concerning the shaft encoders we suggest the use of flexible coupl
66. urther information concerning the types of assembling refer to the catalogue in the section programmable multi turn absolute encoders TKM60P TKMW60P TIAEEX70P TIAEEX70WP If you can connect to the Internet it is possible to check the data sheets at the address http www tekel it then it is possible to proceed with the selection basing on the needed encoder type and by using one of links proposed in the Tekel home page in the specific case http www tekel it EncAss htm or http www tekel it EExEncoder htm then it is possible to proceed with the display of the data sheet in pdf format by selecting the following inks http www tekel it pdf Tkm60p pdf Or http www tekel it PDF TIAEEX70P pdf or http www tekel it PDF TKMW60P pdf or http www tekel it PDF TIAEEX70WP pdf in the data sheet there are the references to generate the ordering code If you need to download the data sheet to check it in the future select the ink by pressing the right button of the mouse then select the option Save object with name and press the left button of the mouse In this way a download window will be opened and it will be possible to download the file Edition 1 0 9 40 TKM60P User s manual Encoder Assoluti multigiro programmabili an Apri Apri in un altra Finestra 4 Ti Salva oggetto con nome Stampa destinazione Acti Taglia Rope Copia collegamento Incolla ee a Aggiungi a Preferiti Propriet
67. with the shaft clockwise rotation If you need to set an increasing counting with the shaft clockwise rotation UP mode select with the mouse the menu relevant to the function under examination At this point a menu with the following options will be displayed Edition 1 0 17 40 TKM60P User s manual 4 UWD own increaseldecrease counting ium L WGI RARE a E B Presign counting i near to zero s pour Picture 15 Selection of the UP mendi mode By pressing the mouse left button you select the underlined option which in the example of picture 15 is referred to the UP counting direction At this point the menu closes and in the check box appears the chosen direction 4 UpiDown increase decrease counting lu n be ui error WET li Picture 16 Look of the UP DOWN text box with Up option selected By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected w 4 UpiDown increaseidecreasb counting IU up e e _ _ 1 rr Picture 17 Selection of UP DOWN function TX Now it is possible to proceed with the encoder programming by pressing the E EM button 3 3 10 Function zero set This function available both software and hardware enables to set to 0 value the encoder output code independently from the value acquired by the code itself Once the code has been set to 0 value it will be no longer poss
68. wn load the output will go into high impedance state 3 In case of standard NPN electronics with internal pull up load connected between the output line and the Vin input potential the outputs will acquire the value of the input voltage supplied by the encoder 4 n case of NPN OC electronics without internal pull up load the output will go into high impedance state 5 In case of SSI electronics the output driver will go into high impedance state In order to disable the Enable function select with the mouse the menu corresponding to the function under examination and at this point a menu will open with the following choices Enable onioff Enable disable nut IE o EGEO E 8 Preset Out value IT EnsbeOft B Parity control bit mode Fa Enable On Picture 21 Example of disabling of the Enable function By pressing the mouse left button select the underlined option that in the example shown in picture 22 is referred to the Enable disabling At this point the menu closes and in the text box appears the chosen option 7 Enable on off Enableidisable nut nable Off Picture 22 Example of disabling of the Enable function By using the mouse activate the square check box in the first column a tick sign is displayed to indicate that the function has been really selected w i Enable on off Enable disable out E o Enable orf Picture 23 Example of selection to disable the Enable functi
69. yed to indicate that the function has been really selected Edition 1 0 26 40 TKM60P User s manual 16 Status bits encoder ALARMS M 47 Current position value read K 18 Current rpm value read M RPM Code iv 18 1 Code alarm threshold value IF oo000100 e iv 21 2 Code alarm threshold value IF lw 00000200 C3 w 23 3 Code alarm threshold value F oo000300 gt 25 4 Code alarm threshold value IF lo poo00400 e Picture 56 Example of setting the alarm thresholds on the code a To transmit the new parameters press the Parameters button 3 3 26 RS422 protocol activation Mode 1 code 141 The Mode 1 transmission protocol for RS422 code 141 serial interface electronic is activate by clicking on the icod 141 box The message of picture 56C will be displayed MODE 1 SERIAL TRANSMISSION bd WARNING 111 Functional made activation serial interface for code 141 electronic TKPROs parameters programming will be disabled Do you want to proceed Cancel Fig 56C Confirmation of MODE1 serial protocol activation 1 This modality does not allow any parameters programming but it only reads the value of the encoder A shaft current position Click il to activate the Mode1 transmission protocol for RS422 serial interface all the other functions of the programming panel will be disabled and only the access to Heading Parameters panel is possible Cancel l Click to retur

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