MAN ASR58 E - Control Devices
Contents
1. 5Vde 5Vde To activate the analogue output it Is necessary to program one and just one cam in the output n 1 Speed Speed sensing signal Square wave 1800 PPR for speed survey www lika it www lika biz lixa Fault State of outputs The fault signal PIN 7 indicates the state of the 16 outputs State ON indicates that e the encoder is receiving the program e the selected program is loading in EPROM e the selected program does not exist RxD TxD RS232 OQpto insulated serial gate programming and display by PC RS232 for the 5 2 Accessories e Programming software e External AC DC power supply used to give voltage to the encoder during the programming on PC e Hand held programmable terminal in order to modify the programs stored in the encoder without taking down the encoder from the machine and without need of a PC 5 3 Reading position through RS232 To read actual value send the following message The encoder will reply with a message of 19 bytes Value LSB of actual position MSB of actual position n of programmed cam LSB output pattern MSB output pattern CHK Checksum Byte used for the control of the correct message transmission The CHK value Is the unsigned sum of bytes 0 17 MAN ASR58 I_E 1 5 doc ASR58 6 Programming software 6 1 PC encoder connection Connect according to the chapter 4 Electrical connections 6 2 Software installation Before installing2. o fab o hzb e h b o fab ois o fep Synchronize C Programmi Rotacamidemol tet 2 3 4 5 G 7 B g t Deselect all Append The buttons from 1 to 16 one for each output in Offsets panel are used to enable or disable the offset values The offset values are written on the left side rising edge and on the right side falling edge of the box The enabled values will be calculated and applied to the program sent to the encoder To view all the messages sent to the encoder extend the programming window if ok appears at the end of each line it means that the encoder has received the message Select all Deselect all Select or deselect at the same time all the 16 buttons Synchronize This function allows to update the offset panel following the program data Append Adds the offset values at the end of the program NOTE It is important to know that the offsets used by the encoder are only those written and activated on the Offsets panel The offsets put into the program are considered only if the synchronize checkbox is selected www lika it www lika b1z lixa Send Program to Encoder Download Sends the visualized program with the activated offsets to the encoder The file is placed in the program number displayed on the right side of the button Multiple Files his button is used to manage 16 files simultaneously On each line you can indicate the path where the file Is otherwise
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4. modify the encoder programs 6 3 2 Settings menu Model Select the ASR encoder model connected to the PC The standard encoder is ASR58 but the software can work with the old ASR6 encoder and other Special devices The utility software changes some f its characteristics in function of the selected model Language Select the language of the menu bar buttons and diagnostic messages COM gate setting Select the COM gate of the PC connected to the encoder Modify the advanced setting of COM gate pushing Advanced button Filter It increases the timeout if long cables or special encoders are used It has to be activated in case of communication problems position flash red vertical bar etc When the filter is set on x10 or x100 all functions slow down In this case also the updating of the position value becomes slowly For ASR58 and ASR6 encoders default value Is x1 for S568 it Is x100 Enable ECON Procedure used to save energy and PC resources If the position value doesnt change for 2 minutes the ECON procedure is displayed with a string and the serial gate is used every 2 second If the position value changes ECON procedure wakes up the utility software MAN ASR58 I_E 1 5 doc ASR58 w Programming File Tools Offsets Rising Falling edge edge eo ce ep ak bp ak bP lak T A oe al ela kh r Select all 6 4 Programming window Rising Falling edge edge o fsb e hop
5. the error changing the type color and writing in bold type An important check is done on possible overlapping in rates or after putting In an offset Two special cases are not considered in diagnostic xx 0 O used to set xx output always OFF xx 1 1 used to set xx output always ON To erase an encoder program send an empty program to the desired program number MAN ASR58 I_E 1 5 doc ASR58 6 5 2 File extension The file extension is not binding as default it is txt for a single program and lis for a list of programs List Tiles can be created with text editor The syntax iS program number followed by SPACE or TAB type and complete path of program file in round brackets 1 C program rotacam demo3 txt 7 C lika rotacam demo6 txt in this example demo3 txt will be loaded as in program 1 and demo6 txt In program 7 6 5 3 Functioning problems If during the software installation an error message of VB appears chose Continue Some application as fax or printer use COM gates If a message advises you that the COM gate is already in use or it is not available chose another COM gate or temporary close the application that causes the problem www lika it www lika b1z lixa ASR58 6 6 Rotacam S568 This product is a special version of Lika s ROTACAM Application SW and manual update ASR58 A special software version allows to program _ Application SW and manual update cyclic cams by means of the
6. you can click on the line number and open the PC resource window to search for the desired file Clicking on the Send Program button every listed file is sent to the encoder and placed in the corresponding program number As explained in the next chapter a whole file list can be saved or read from PC memory 6 4 1 File menu Load Progr Save Progr Loads from PC memory or saves to PC memory one program txt Load List Save List Loads from PC memory or saves to PC memory a list of programs lis Import from MAINGR This function is used to recover old files of old utility software In old files there may be more than one program now those programs are divided and a new list is created In the previous software the Offset values were called advance and had inverted algebraic signs There is the possibility to recover old files without losing data MAN ASR58 I_E 1 5 doc ASR58 6 4 2 Tools menu Graphic display oo e7 C Programmi Rotacam demo2 txt O oO oO a w hw lor Earl ae a a a a E es a eS a ae ek ee ee a Sa a a a ee a E a a E E er cr ee i A a ican ae a 180 225 270 to ek This function opens a new window where the 16 already programmed and on PC activated outputs are displayed Clicking with the mouse on the Graph window It Is possible to change the Pitch of vertical reference bar from 10 to 359 degrees and change the Scale of t
7. RS232 interface opinion a a updae Select Settings gt Model gt S568 of the main widow the programming window will be adapted to Chapter 6 5 correction the encoder characteristics With this model the file extension will be 568 On S568 panel are shown 16 lines corresponding to the16 outputs In every line you can put in the offset the ON state length and OFF state length Button 0 sets the output always OFF and 1 sets the output always ON The Send out xx button sends the output programming to the encoder The Append button writes all data of the S568 box on the left related to the program number selected on the bottom in the program window The Synchronize button runs the commands written on program panel all 16 encoder programs are Involved The RST button erases all outputs and all encoder programs Ihe DFT button loads a default encoder program With the S568 model contrary to the other model when a program is sent to the encoder only the involved outputs are changed the ones not Involved are not changed If necessary use RST command This device is to be supplied by a Class 2 a Circuit or Low Voltage Limited Energy or C US Energy Source not exceeding 30 Vdc Refer to the product datasheet for supply voltage rate eat llKKA LIKA Electronic Via S Lorenzo 25 36010 Carr VI Italy Tel 39 0445 382814 Fax 39 0445 382797 Italy eMail info lika it www lika it
8. coder setup with RS232 interface pin 8 12 13 of DSub 15 pin connector is available on the web site www lika biz gt products gt rotary transducers gt absolute encoders Make sure that RxD of the PC is connected to the TxD of the device and that TxD of the PC is connected to the RxD of the device Technical data Databits B Stopbit oo t No 1 O MAN ASR58 I_E 1 5 doc ASR58 5 Setup 5 1 Parameter description Load Prg Load program Permits to load the selected program Bring the signal Load Prg PIN 17 to GND for at least 10 ms The program will be automatically loaded at ignition Sel Prg 2 Select program You can select the program using a binary code of 4 PIN 18 19 20 21 See the example below code for the selection of program n 5 PIN 21 Value 2 Value Program n 5 Binary code 1 Zero Setting The output value is set to zero reset by a signal of PLC or other device The reset signal PIN 22 must be at logical level HIGH from 10Vdc to 30Vdc for 100 us minimum ATTENTION The zero setting command modifies only the position value of the single program in use not those of the other 15 Complementary Counting direction Allows the anticlockwise counting of the encoder Connect PIN 23 with PIN 24 10Vde 30Vdc Analogue output The analogue output in voltage is optional PIN 4 On request we supply following ranges O Vde 10Vdec O Vde 5Vde
9. he window from 1 to 4 This values are stored on PC memory 6 5 Work files The files to send to Rotacam can be written with any text editor Pay attention not to Include formatting commands and types Every line has to contain the complete command of one output output number from 1 to 16 rising edge and falling edge Ihe edge values have to be written in 1 10 degree Each output can be set with multiple command lines Example To set output 7 rising edge of 198 5 and falling edge of 300 0 rising edge of 350 0 and falling edge of 355 0 7 1985 3000 7 3500 3550 www lika it www lika b1z lixa Between the output number and the edge value insert SPACE or TAB type not apex or ampersand It is possible to insert note lines they must be preceded by apex This is a note example After the output programming it is possible to program the Offsets Those commands can be written at the bottom after ampersand type 16 O 2200 last programmed output ct following lines are commands for offsets 3 120 550 output n 3 will go ON 12 after rising edge and go OFF 55 before falling edge The offset value can be negative to indicate an advance It has to be between 1800 and 1800 higher values have no sense Important After the last type of the last line insert a return type 6 5 1 Work files diagnostic If some commands are wrong the internal diagnostic notifies
10. level Protect the system against knocks friction solvents and respect the environmental characteristics of the unit 3 1 Assembly instructions Install the encoder with fixing clamps ordering code LKM 386 1 fixing clamps kit supplied with screws 2 flexible coupling In order to guarantee the maximum life of the mechanical parts of the encoder we recommend to use a flexible coupling between the encoder and the motor shaft IMPORTANT You are strongly advised not to carry out any mechanical operations drilling milling etc on the encoder s shaft This could cause serious damages to the internal parts and the immediate warranty loss MAN ASR58 I_E 1 5 doc 4 Electrical connection DSub 25 pin connector pin out Pin Function Pin Function 6 Oute 19 Sel Prg 2 8 Outs 21 SelPrg 9 Outs 22 ZeroSetting aB Outta DSub 15 pin connector pin out i2 345678 o a JO Pin Function Pin Function pup ne a 2 3 TxD 7 8 GND RS23 o Z lt o n c Not connected option 2 nalogue output LZ NOTE e Power supplies of both connectors pin 14 15 and respectively 24 25 are connected together e Program selection inputs pin 18 19 20 and 21 are Internally connected to GND with pull down resistances e GND RS232 is not connected to OVdc www lika it www lika b1z lixa 4 1 RS232 serial interface An application software for en
11. lixa User Manual ROTACAM ASR58 Description ROTACAM is an absolute encoder purposely designed to produce electrical phase signals that are necessary for the working of any automatic machine Instead of using special or adjustable mechanical cams to drive micro switches or proximity switches the ON OFF switching points are programmed via software by a PC In correspondence of the desired angles The reliability of correct working Is warranted by a microprocessor of advanced conception that permits to memorize up to 16 different programs that can contain 1920 cams Chapters Safety summary Identification Installation Electrical connections Setup Programming software 0O Oo A UO N MAN ASR58 I_E 1 5 doc ASR58 1 Safety summary Safety e observe the professional safety and accident prevention regulations applicable to your country during device installation and operation e installation has to be carried out by qualified personnel only without power supply and stationary shaft e the encoder must be used only for the purpose appropriate to its design e high current voltage and rotating parts can cause serious or fatal injury Electrical safety e switch OFF the voltage before connecting the device e connect according to the chapter 5 Electrical connections e according to the 89 336 CEE norm on electromagnetic compatibility following A precautions must be taken before handling and in
12. stalling discharge electrical charge from your body and tools which may come in touch with the device power supply must be stable without noise install EMC filters on device power supply if needed always use shielded and twisted cables if possible avoid cables runs longer than necessary avoid running the signal cable near high voltage power cables mount the device as far as possible from any capacitive or inductive noise source shield the device from noise source if needed minimize noise by connecting shield or connector housing to ground GND Make sure that ground GND is not affected by noise The shield connection point to ground can be situated both on the device side and on user s side The best solution to minimize the interference must be carried out by the user e solid shaft use a flexible coupling to connect encoder to motor shaft respecting the coupling misalignment tolerances e donot disassemble the encoder e donot tool the encoder or its shaft e donot subject the encoder and the shaft to knocks or shocks e respect the environmental characteristics of the product 2 Identification The device can be identified by the label s data ordering code serial number This information is listed in the delivery document For technical features of the product refer to the technical catalogue www lika it www lika b1z lixa ASR58 3 Installation Install the device according to the provided protection
13. the utility software close any other application and uninstall the old versions To install the software click twice on Setup exe The procedure will ask you where to save the application Copy the example files txt from program directory C program Rotacam to work directory C Lika rotacam 6 3 Main window ROTACAM Utility COM 1 File Tools Settings Info Seles FESERERERBSEEEE Output status lo a 3 4 J JU are 14 19 16 Off line button is used to stop serial communications and release serial gates for other applications The position the active output output status the program in use and the cams programming are visualized in the main window Between the Off line button and the position edit there is a vertical bar that shows the quality of communication when it is green it means the communication is good if the bar changes its color yellow or red it means that there are some problems in the serial communication cable too long noise etc If the visualization is intermittent try to change Filter parameter see next chapter If there is no communication the vertical bar will be red and the position edit will display dashes www lika it www lika b1z lixa The serial gate in use is highlighted on the title bar If you reduce the main window to Icon the position is visualized on the application bar 6 3 1 Tools menu Programming It opens the window used to manage transmit and
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