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  1. Hi, I can’t find an answer to the following and I was advised to ask it here.I’m programming an Omron CJ2M with an MD212 high speed I/O card. I usually do all my programming in Structured text, simply because I like it a lot over ladder or sft.Now, if I want to read the hight speed counter (incremental encoder), I have to make a ladder section and use the PRV instruction to store the present value in a chosen location.The manual says the current PV is stored in A271, but I can’t get a readout there. Apparently the only way to read it is through this instruction.Does anyone know if there is an equivalent to the PRV instruction for Structured text? or another way perhaps? Again, when I check the actual memory adress, there’s no value there withouth the use of the PRV instr.
  2. Hii sir, This is praveen from india, actually i am working on Industrty 4.0 related, Please help me in Omron PLC Data Collection like Read Holding Register, Read Coil, Read Discrete Input. Omron PLC CJ2M-CPU11 (is that possible to Read data through MODBUS RS232 in Omron CP1E-N20) Please do the needful thing awaiting for your Response. thanks, Praveen cp praveen.cp96@gmail.com +91 8015858544
  3. Ethernet/IP bandwidth

    Hello, A while ago I modernised a magazine gathering / filmwrapping machine. This was a fairly big project for which I used an Omron CJ2M as the main PLC, 10 Wago Ethernet/IP fieldbus couplers, a Keyence CV-X420 vision camera and an Omron NS12 HMI.  All of these components run on the same network which contains an unmanaged switch where the HMI, PLC and the first Wago are connected. The Wago’s act as a two port switch since they are all daisy chained. At the end of the Wago chain there is also the vision cam which is connected at the last Wago coupler. At the time I was advised against using Broadcasting instead of Multicasting with a managed switch, but I tried anyway since my networking knowlege is lacking. Also, the only ‘bandwidth demanding data’ comes from the vision system. The Wago couplers contain only digital I/O and high speed encoder inputs run directly to the CJ2M. I haven’t run into any trouble so far and the machine is already producing for over a year. Now , a new project is on the way and it will need even more Ethernet couplers, 15 to be precise.  This brings me to my question; is there a limit to the number of nodes in an Ethernet/IP network and will I possibly run in to bandwidth problems by adding more remote I/O and not using a mannaged switch? Also, I would like to get high speed input out of one of the Wago couplers. Thanks in advance for any feedback! Greetings from Holland Andy 
  4. Cannot get Online - CPM2C

    Hello Ladies and Gents, Im quite new to working with Omron. I am struggling very much to get online with an Omron CPM2C-S110C. It has a CIF01 card also. I hear this PLC is quite an old one. I have referenced the manual on 'connecting a computer running support software' and double checked I have the correct cables. The ones I am using and the way I am connecting is:-   PLC Peripheral slot >> CS1W-CN118 >> XW2Z-200S-CV >> serial to USB >> Laptop Checking on Device Manager, I have all the drivers installed, the comms ports are correctly numbered yet I still cannot connect. There are 4 dip switches on the top right hand side of the CPU and all are swiched off. I have called Omron Tech Support and they said to ignore them in this instance. The RS232C port on the CIF01 is used by a barcode scanner so there is no means to connect through that (I have been told) I feel that I have been through setting and checked in CX-Programmer and nothing looks obscure. Please offer me any ideas you may have. I would greatly appreciate it. Thank you.
  5. Hello,   Was extracting PLC program from a Chinese machine and the comments was shown incorrectly as symbols instead of Chinese characters. The Laptop used does support Chinese Language so why does the PLC program pulled from the machine does not show the comments correctly?
  6. Combination Input

    Hi.. I'm new into PLC programming so I dont really know much how to program.. So hopefully there is someone out there that can help me with this or give me some ideas.. Here is the problem; I got 2 inputs signal, A & B.. from this 2 input signal, there will be variable combination of 4 inputs and it will produce different output let say in condition; 1. AAAB - Output 1 2. AABA - Output 2 3. AABB - Output 3 4. ABAA - Output 4 . . . n. BBBB - Output n   I'm open to any suggestion and ideas for this.. Btw I'm using OMRON CP1H for this one..  Thank you
  7. Hello,      I make a project where I should control temperature for thermoplastic extruder. I read for this type of process a two position controller is enough but I want to use a PID controller. I have values for P,I,D,Tf and I applied Z-transform and I have a numeric controller which is implemented through structured list.  I want to control heating element with this PID but my problem is I don't have an analogue output module just a digital output module(OD 212) and now my question is : How I can( if it is possible) to control duty of PWM with output from pid?  (I have a CJ2M processor)
  8. Hello      I have a cj2m processor and md211 module and I want to read position from rotary encoders who are put on the stepper motors. I use high speed counters to count the number of(I made settings like in documentation) but every time I read velocity.   In first two picture I have 3 blocks for PRV function , I set port specifier [#0, #1 and #3] because on this ports I command 3 axis. Please help me!              
  9. High speed counter

    Hello!       I wrote a ladder program where I use PRV function for reading current position from rotary encoder. My issue is I received data on PRV only when Oringin_Search is on, I want to read value without Origin_Search active. I tried with High speed counter but  I don't receive  values. I used port's 0,1, 3 because I have three servomotors with encoders. I have CJ2M CPU and MD211 Module.
  10. Hello,      I want to make an application to control a heater element . I have a thermocouple(k) , I read value from it with ad04u module and with od212 module I want to control the heater element with PWM. Now that's my problem , I don't know how to configure in cx-programmer to put on output from od212 pwm signal. I read in documentation about Pwm but is a poor explication about this problem. (I use CJ2M processor). What else conditions must to check for I can work with pwm signal?
  11. Hello people, I hope someone can help me with this. The system is connected with 8 PLC's. I want to transfer the data memory of a PLC to another like this: D850 from PLC2 to D900 PLC1 D850 from PLC3 to D901 PLC1 D850 from PLC4 to D902 PLC1 D850 from PLC5 to D903 PLC1 D850 from PLC6 to D904 PLC1 D850 from PLC7 to D905 PLC1 D850 from PLC8 to D906 PLC1 The data memory is an integer.
  12. Lets say I worked in a factory that made multiple models of parts. I need to run data tracing on the off shift due to certain models only running on 2nd and 3rd shift. I want one data trace to capture one group of bits at Model 1, Then reset the Data Points and run again for Model 2, Model 3 and so on. So the Bits that I am mapping with the trace need to change.  I can change the trigger easy enough with my program. I see in the manual the CPU has a "separate memory area" for trace settings. Can this area be accessed from the Program so I can set my bit addresses to monitor to a word or E_?   See attached pic for clarification of what I aim to change through the program.   
  13. hello.   I've been trying to communicate this omron plc CP1L-EM30DT1-D, with a yaskawa inverter cimr-vu4a0004faa. but i can't figure out how to make de correct mov or configuration in de DM. i need to run/stop, change frequency.    some help, please. :) 485PRUEBA.cxp 485PRUEBA.opt
  14. I have the following for sale. I would prefer to sell as a lot. I can send pics if there is any interest. EX40 + 20 IO Extension with 2 Unused output PCB for ext unit. 2 EX40 Plus PLC. Timer Counter access unit Operational. With 2 PCB with errors showing. Handheld Programmer (Squeekbox) excellent condition. CutlerHammer Original software with hardware dongle. Some spare parts, they were operational before I used for testing various functions. PM ME IF ANY INTEREST.
  15. Modbus Addressing in Weintek HMI

    Modbus addressing in Weintek HMI to poll data from Temperature sensor through RS485. In my system i have connected Temperature sensor to I/O Scanner has output in terms of RS-485 which directly connected to COM3 Port pin. No. 6 (as Negative) & 9 (as Positive) of HMI (Model No: MT8071iE) and HMI connected to PC via ETHERNET. I want to read temp on HMI screen via MODBUS protocol. So, can you please provide me instruction about addressing of MODBUS register in Easy-Builder Software so can read data of corresponding register. Because when i do compile i got an error like " Device no Response". I hope i will get reply from your side as Fast as possible to overcome this problem. Thank you.
  16. Dear All,  I am new for OMRON and my project is need to control VSD on PID function and I using Omron CP1E-N30S1DR connected CP1W-MAD44 (AI/AO is 0-12000) for AI/AO..  My programming did followed PIDAT instruction.. and MV output still inactive.. I am not really sure that my programming is correct or not..? Could every one help me to check my program in attached .. please  I using D400 as SV & PID parameter , D500 as MV.. and I do not move D500 to analog output word yet coz D500 still inactive..  Looking for every one reply ASAP..   MMI_2018_v1.cxp
  17. I can't simulate the cx-programmer application, before it could work. My CX-ONE has been licensed.   What Should I Do?
  18. Hello everybody, I want to make controll system. I have a problem with a choice and costs. Allen bradley distributor sent me £10k proposition(I've bee expected 15% of that money:D) This is my specs: -10 Analog inputs [0-10V] -7 Digital inputs [24V] -1 Analog input [4-20mA] -19 PT100 inputs -5 Analog outputs  [0-10V] -9 Digital outputs  [24V] Maybe you have an advices for a components?
  19. Hi, is it possible to communicate between the Sysmac studio simulator and the CX-Programmer simulator? I want to test the exchange of data between a NX1P2 and a CJ2H, but I don't have the controllers with me. Thanks and have a great day!
  20. Hi, I have some trouble with a CJ2M-CPU33. My client did a backup to memory card earlier today, and after this we did some changes through remote link. Now the client wanted to restore the previous backup to the PLC and has done so, but the system would not function correctly. After going online on the PLC it seems like the PLC is stuck in "Stop/Programming Mode". When trying to change to "Monitor" or "Run" mode a dialog comes up containing the following message: "Failed to change the operating mode. The operating mode may be still changing in the PLC."  - All the dip switches are set to off after restoring backup - The PLC has been rebooted  - I have downloaded the application again through CX-programmer  - Verified that the PLC is set to start up in "Monitor mode" But nothing helps. The same message comes up when trying to change the operating mode.  Hoping anyone can help to resolve this issue as it is very critical for us and the client. In advance, thanks for any tips or help received. Best regards Stian
  21. Help! PLC program removed

    Hi, Anyone knows how to retain PLC program for CQM1 PLC model in the EEPROM? Everytime I power off the PLC, when power on the PLC Program lost and the PLC status is in ERROR(No END Instruction error). Already tried downloading with AR1400 turn on from the CX Programmer software but still no luck. Hope someone out there guide me step by step. I'm new to CX Programmer. Thanks lot! marky  
  22. So I did this simple Function Block, pretty simple, and yet it keeps giving me this error, after a bunch of failed combinations the error persists, without telling me whats wrong. And therefore won't even allow me to download the program to the PLC (CJ2M CPU31) or even simulate.   I heard it's a simple thing to fix but I really dont know how to, since I'm quite new to this. Here's the function block  itself in the picture and the programming inside it, although since it gives me no errors, i don't think that would be the problem
  23. Hello, I need to Synchronize two 4kW motors connected to their own individual AltiVar VSDs. To put it simply the two motors are pulling cables on a pulley and when loaded the motor's slip and the speed varies. I have an Omron CP1L-EM PLC and 2x Omron Rotary Encoders ( E6C2-CWZ5B encoders - 360 PPR) - connected to each motor,   What is the best way to read the pulses from the two rotary encoders then convert to RPM? 1) Using  PRV or PRV2(883) instruction,  - this would be the best option as it would convert the value to RPM - however, can I use this instruction on both Counter 0 & Counter 1? 2) Or read the raw value from  Counter 0:  A270 (connected to motor one's encoder) Counter 1: A272 (connected to motor two's encoder) Convert the pulses to RPM - then compare and adjust? 3) Or using CTBL. - is this a useful instruction for this application?   Once I get the RPM speed from each motor - I can then do a compare instruction - see if there is a mismatch and if so send a scaled analogue output to the VSDs to correct the speed if required. (10-50Hz) What would be your recommendations? any help would be most helpful. Thank you.
  24. Hi..  someone please help me.. i'm working in omron CS1H-H CPU67 PLC. My struggle is I/O in one particular rung is not getting updated.  Note: the rung is consist of a P_On flag followed by a FB ; all I/O to the FB were correctly assigned. but the inputs inside the FB instance are not getting updated so that the output not updated. can anyone please help me....????   sorry for my poor english... thanks in advance.
  25. I am trying to use FINS/UDP network to communicate with a Siemens device (at a customers site over seas from my home office), today I attempted to set up a SEND command based on information my customer received from a local Omron representative but had no luck.  I feel like I am missing something in a setting somewhere, does anyone have experience doing this?  I am using a CJ2M-CPU35's built in Ethernet IP port which is also communicating to 5 other Omron devices over Ethernet IP, so I am wondering if there is an issue having both networks. Thank you!