# RMCTools

**URL:** https://forum.deltamotion.com/c/slug/rmctools/8.md?page=1

[Latest](https://forum.deltamotion.com/latest.md) · [Categories](https://forum.deltamotion.com/categories.md) · [Tags](https://forum.deltamotion.com/tags.md)

**Page:** 2

---

## [Force Control Mode Block Diagram](https://forum.deltamotion.com/t/force-control-mode-block-diagram/1172)

<div class="topic-metadata">

**Author:** [@khonodel](https://forum.deltamotion.com/u/khonodel)\
**Replies:** 2\
**Last updated:** [April 14, 2023, 9:19pm UTC](https://forum.deltamotion.com/t/force-control-mode-block-diagram/1172 "2023-04-14T21:19:31Z")

</div>

Hi! I was looking through the RMCtools Help webpage and found the position control PID diagram on this page and was wondering if the diagram for force control is the same with Pos replaced with Frc?

---

## [PID tuning (force control) with load cell and no position sensor](https://forum.deltamotion.com/t/pid-tuning-force-control-with-load-cell-and-no-position-sensor/1144)

<div class="topic-metadata">

**Author:** [@Anne1](https://forum.deltamotion.com/u/Anne1)\
**Replies:** 11\
**Last updated:** [February 3, 2023, 6:28pm UTC](https://forum.deltamotion.com/t/pid-tuning-force-control-with-load-cell-and-no-position-sensor/1144 "2023-02-03T18:28:49Z")

</div>

So, I have a hydraulic cylinder with RMC75E. There is a compression load cell where the rod of the cylinder applies load. I currently have a simple sine wave applied and trying to tune it better using PID. I don’t have a…

---

## [Plotting Discrete Outputs/Inputs](https://forum.deltamotion.com/t/plotting-discrete-outputs-inputs/72)

<div class="topic-metadata">

**Author:** [@rezaacc](https://forum.deltamotion.com/u/rezaacc)\
**Replies:** 1\
**Last updated:** [February 25, 2009, 9:00pm UTC](https://forum.deltamotion.com/t/plotting-discrete-outputs-inputs/72 "2009-02-25T21:00:49Z")

</div>

How would I or better yet can I? I am running a program where I toggle a discrete output after applying pressure and would like to see when it occurs.

---

## [Position Setpoint,Position Feedback(Velocity & Force Limits)](https://forum.deltamotion.com/t/position-setpoint-position-feedback-velocity-force-limits/361)

<div class="topic-metadata">

**Author:** [@manishsonik](https://forum.deltamotion.com/u/manishsonik)\
**Replies:** 1\
**Last updated:** [July 16, 2015, 4:30pm UTC](https://forum.deltamotion.com/t/position-setpoint-position-feedback-velocity-force-limits/361 "2015-07-16T16:30:19Z")

</div>

Regarding following Delta, Motion Control - controller and modules used, RMC75E (CPU) + AA1 (Axis Module) + AP2 (Exp #1) Requirement RMC75E Controller to run the configured and deployed PID program independently, ba…

---

## [Generating a random number(variable) in a User Program](https://forum.deltamotion.com/t/generating-a-random-number-variable-in-a-user-program/366)

<div class="topic-metadata">

**Author:** [@lamboom](https://forum.deltamotion.com/u/lamboom)\
**Replies:** 2\
**Last updated:** [July 17, 2015, 3:35pm UTC](https://forum.deltamotion.com/t/generating-a-random-number-variable-in-a-user-program/366 "2015-07-17T15:35:32Z")

</div>

Hi I need to be able to add a random number to an Expression (113) in a RMC75E User Program… is there a way to do that? Thanks much. Regards, Michael

---

## [min max values and adaptive control](https://forum.deltamotion.com/t/min-max-values-and-adaptive-control/225)

<div class="topic-metadata">

**Author:** [@mrtMeral](https://forum.deltamotion.com/u/mrtMeral)\
**Replies:** 1\
**Last updated:** [October 25, 2013, 7:56pm UTC](https://forum.deltamotion.com/t/min-max-values-and-adaptive-control/225 "2013-10-25T19:56:23Z")

</div>

Hello everyone, I am an electrical and electronics engineer and responsible for hydraulic dynamic testing machines at Utest. We mostly design machines for fatigue test and i would like to ask help for the problem that …

---

## [Velocity control via incremental encoder input](https://forum.deltamotion.com/t/velocity-control-via-incremental-encoder-input/1140)

<div class="topic-metadata">

**Author:** [@busarider29](https://forum.deltamotion.com/u/busarider29)\
**Replies:** 1\
**Last updated:** [January 19, 2023, 12:39am UTC](https://forum.deltamotion.com/t/velocity-control-via-incremental-encoder-input/1140 "2023-01-19T00:39:29Z")

</div>

Greetings, We have a basic application where we will have two servo motors that we want to control in velocity mode (0-20k RPM). We will be using an RMC200 with U14 that has two incremental quadrature encoder inputs. I…

---

## [Mitsubishi FX3U and RMC75E Ethernet](https://forum.deltamotion.com/t/mitsubishi-fx3u-and-rmc75e-ethernet/34)

<div class="topic-metadata">

**Author:** [@gpcrisp](https://forum.deltamotion.com/u/gpcrisp)\
**Replies:** 2\
**Last updated:** [May 12, 2012, 7:18am UTC](https://forum.deltamotion.com/t/mitsubishi-fx3u-and-rmc75e-ethernet/34 "2012-05-12T07:18:30Z")

</div>

I have a customer who would like to install an RMC75E and communicate with an FX3U over Ethernet. I have looked at the Mitsubishi Procedure Exist Ethernet protocol for the RMC. I understand that it “should” be possible t…

---

## [RMCTools versions and USB drivers](https://forum.deltamotion.com/t/rmctools-versions-and-usb-drivers/1012)

<div class="topic-metadata">

**Author:** [@Jacob\_Paso](https://forum.deltamotion.com/u/Jacob_Paso)\
**Replies:** 0\
**Last updated:** [March 21, 2022, 10:41pm UTC](https://forum.deltamotion.com/t/rmctools-versions-and-usb-drivers/1012 "2022-03-21T22:41:35Z")

</div>

Older RMCTools versions may not support USB connections to newer RMCs. If RMCTools is not able to find your RMC via USB, check your RMCTools version. RMC Hardware Version Required RMCTools Version RMC75E 2.2 and…

---

## [SSI Overflow Mode](https://forum.deltamotion.com/t/ssi-overflow-mode/983)

<div class="topic-metadata">

**Author:** [@mars\_bruce\_lee](https://forum.deltamotion.com/u/mars_bruce_lee)\
**Replies:** 1\
**Last updated:** [January 25, 2022, 11:08pm UTC](https://forum.deltamotion.com/t/ssi-overflow-mode/983 "2022-01-25T23:08:18Z")

</div>

When is SSI Overflow Mode selected? Ones A transducer overflow is triggered if all the bits in the SSI value from the feedback are ones. Bit 21 A transducer overflow is triggered if bit 21 is 1. Questions about the …

---

## [Command tool Scroll](https://forum.deltamotion.com/t/command-tool-scroll/954)

<div class="topic-metadata">

**Author:** [@ajoseph](https://forum.deltamotion.com/u/ajoseph)\
**Replies:** 1\
**Last updated:** [November 9, 2021, 6:14pm UTC](https://forum.deltamotion.com/t/command-tool-scroll/954 "2021-11-09T18:14:12Z")

</div>

Hi I just want to know how you change the scroll from horizontal to vertical on the command tool of RMC tools. Sometimes its vertical scroll (you can scroll from up to down to see all axis), but sometimes it changes to …

---

## [Multiple software revisions](https://forum.deltamotion.com/t/multiple-software-revisions/929)

<div class="topic-metadata">

**Author:** [@Wnewton](https://forum.deltamotion.com/u/Wnewton)\
**Replies:** 1\
**Last updated:** [August 11, 2021, 8:43pm UTC](https://forum.deltamotion.com/t/multiple-software-revisions/929 "2021-08-11T20:43:21Z")

</div>

Greetings, Over the years our company has installed a couple different RMC motion controllers with different revisions of RMCTools software. The most recent is 4.18.4. The RMC200 I need to connect is running 4.13.x and …

---

## [Open Loop Current Curve](https://forum.deltamotion.com/t/open-loop-current-curve/909)

<div class="topic-metadata">

**Author:** [@khonodel](https://forum.deltamotion.com/u/khonodel)\
**Replies:** 9\
**Last updated:** [June 23, 2021, 5:18pm UTC](https://forum.deltamotion.com/t/open-loop-current-curve/909 "2021-06-23T17:18:29Z")

</div>

Has anyone used a curve to command current during open loop before? I have a test i need to run on an actuator that will need to start in closed loop, go to a position, then run a current command (time based list of cur…

---

## [Independant Servo Dual Coil Control](https://forum.deltamotion.com/t/independant-servo-dual-coil-control/908)

<div class="topic-metadata">

**Author:** [@khonodel](https://forum.deltamotion.com/u/khonodel)\
**Replies:** 6\
**Last updated:** [June 18, 2021, 10:34pm UTC](https://forum.deltamotion.com/t/independant-servo-dual-coil-control/908 "2021-06-18T22:34:52Z")

</div>

I have an actuator setup with a dual coil servo valve that i want to be able to control both coils individually for fault tolerance and monitoring. What would the best way to setup the axis to run off both coils? I thoug…

---

## [Virtual axis for feedback on position control axis](https://forum.deltamotion.com/t/virtual-axis-for-feedback-on-position-control-axis/904)

<div class="topic-metadata">

**Author:** [@jpaluck](https://forum.deltamotion.com/u/jpaluck)\
**Replies:** 7\
**Last updated:** [June 18, 2021, 10:30pm UTC](https://forum.deltamotion.com/t/virtual-axis-for-feedback-on-position-control-axis/904 "2021-06-18T22:30:37Z")

</div>

I have an absolute encoder measuring the position of a conveyor belt, but one full rotation of the belt is 6.5 turns on the encoder. This has made some of the math I need to do for homing and positional control through …

---

## [Follow the absolute position with a position sensor](https://forum.deltamotion.com/t/follow-the-absolute-position-with-a-position-sensor/892)

<div class="topic-metadata">

**Author:** [@phil.liu](https://forum.deltamotion.com/u/phil.liu)\
**Replies:** 3\
**Last updated:** [April 30, 2021, 4:56pm UTC](https://forum.deltamotion.com/t/follow-the-absolute-position-with-a-position-sensor/892 "2021-04-30T16:56:50Z")

</div>

I want the cylinder to follow a position sensor, the axis type of the command sensor is the reference axis.If I use the “Gear Absolute” or “Move Absolute” command, the cylinder will vibrate due to the “noise” of the comm…

---

## [Using expression to select commanded axis?](https://forum.deltamotion.com/t/using-expression-to-select-commanded-axis/889)

<div class="topic-metadata">

**Author:** [@ajoseph](https://forum.deltamotion.com/u/ajoseph)\
**Replies:** 2\
**Last updated:** [April 19, 2021, 7:50pm UTC](https://forum.deltamotion.com/t/using-expression-to-select-commanded-axis/889 "2021-04-19T19:50:32Z")

</div>

AxisTrnstnRateCmd\[4\] is a DWORD of value 128 This tag is used to select command axis as shown in the picture What axis will be selected and how ? can anyone please explain ?

---

## [Difference between Sync Move Absolute & Gear Absolute](https://forum.deltamotion.com/t/difference-between-sync-move-absolute-gear-absolute/886)

<div class="topic-metadata">

**Author:** [@joro234](https://forum.deltamotion.com/u/joro234)\
**Replies:** 1\
**Last updated:** [April 14, 2021, 2:34pm UTC](https://forum.deltamotion.com/t/difference-between-sync-move-absolute-gear-absolute/886 "2021-04-14T14:34:41Z")

</div>

Hello, I am new to the Delta world and currently going through the training videos, help file and simulations. I trying to get my head wrapped around what the difference between the two absolute commands are, and in wha…

---

## [Link Type End behavior](https://forum.deltamotion.com/t/link-type-end-behavior/880)

<div class="topic-metadata">

**Author:** [@CharlieH](https://forum.deltamotion.com/u/CharlieH)\
**Replies:** 1\
**Last updated:** [March 25, 2021, 4:18pm UTC](https://forum.deltamotion.com/t/link-type-end-behavior/880 "2021-03-25T16:18:55Z")

</div>

Does the Link Type End wait for a move in the command to finish before stopping the task? What about any status? The last step of my program is a Move Absolute (20) with a Link Type of End. Will the move finish before…

---

## [Plot difference between two axis positions](https://forum.deltamotion.com/t/plot-difference-between-two-axis-positions/878)

<div class="topic-metadata">

**Author:** [@CharlieH](https://forum.deltamotion.com/u/CharlieH)\
**Replies:** 1\
**Last updated:** [March 23, 2021, 9:05pm UTC](https://forum.deltamotion.com/t/plot-difference-between-two-axis-positions/878 "2021-03-23T21:05:53Z")

</div>

I’m new here. I picked programming over RMCTools because I’m guessing some programming will be needed to create the value I want to plot. As the topic says, I want to plot the difference between two axes positions. Th…

---

## [How do I use expressions to modify the command axis based on variables](https://forum.deltamotion.com/t/how-do-i-use-expressions-to-modify-the-command-axis-based-on-variables/616)

<div class="topic-metadata">

**Author:** [@phil.liu](https://forum.deltamotion.com/u/phil.liu)\
**Replies:** 1\
**Last updated:** [March 3, 2021, 6:30am UTC](https://forum.deltamotion.com/t/how-do-i-use-expressions-to-modify-the-command-axis-based-on-variables/616 "2021-03-03T06:30:42Z")

</div>

I want to change the number of the command axis through the PLC instruction.

---

## [HMI and RMC75E](https://forum.deltamotion.com/t/hmi-and-rmc75e/21)

<div class="topic-metadata">

**Author:** [@Leland](https://forum.deltamotion.com/u/Leland)\
**Replies:** 1\
**Last updated:** [January 10, 2008, 8:02pm UTC](https://forum.deltamotion.com/t/hmi-and-rmc75e/21 "2008-01-10T20:02:39Z")

</div>

I am looking for suggestions for an HMI to use for my application. I have a RMC75E and am controlling the position of two axes; I remember seeing an HMI connected to an RMC at a trade show that would work (it was a littl…

---

## [Matrices in RMC](https://forum.deltamotion.com/t/matrices-in-rmc/837)

<div class="topic-metadata">

**Author:** [@Sharath](https://forum.deltamotion.com/u/Sharath)\
**Replies:** 1\
**Last updated:** [December 23, 2020, 7:04pm UTC](https://forum.deltamotion.com/t/matrices-in-rmc/837 "2020-12-23T19:04:00Z")

</div>

Hello everyone, I have a couple of questions: Is there a way to define matrices in RMC tools user programs? Suppose I have two arrays, array1 and array2, of size 4 x 1 size. I am interested in computing array1\[0\]…

---

## [Noise Error Rate and Filtering](https://forum.deltamotion.com/t/noise-error-rate-and-filtering/134)

<div class="topic-metadata">

**Author:** [@Jacob\_Paso](https://forum.deltamotion.com/u/Jacob_Paso)\
**Replies:** 0\
**Last updated:** [June 10, 2011, 6:47pm UTC](https://forum.deltamotion.com/t/noise-error-rate-and-filtering/134 "2011-06-10T18:47:05Z")

</div>

If you are using feedback filtering, this topic is important to know. When the axis detects feedback noise that exceeds the Noise Error Rate axis parameter, it estimates the position for a few loop times. It also “reset…

---

## [Position/force Control with a compression/tension load cell](https://forum.deltamotion.com/t/position-force-control-with-a-compression-tension-load-cell/330)

<div class="topic-metadata">

**Author:** [@Jgrossmann](https://forum.deltamotion.com/u/Jgrossmann)\
**Replies:** 1\
**Last updated:** [November 5, 2014, 8:18pm UTC](https://forum.deltamotion.com/t/position-force-control-with-a-compression-tension-load-cell/330 "2014-11-05T20:18:51Z")

</div>

I am setting up an RMC151 with 6 axes. all axes use position feedback with a linear transducer (4-20) mA in the hydraulic cylinder as the primary Control, and use a load cell feedback as the secondary control. the prim…

---

## [Communicating with TwinCAT](https://forum.deltamotion.com/t/communicating-with-twincat/379)

<div class="topic-metadata">

**Author:** [@busarider29](https://forum.deltamotion.com/u/busarider29)\
**Replies:** 11\
**Last updated:** [August 14, 2020, 9:37pm UTC](https://forum.deltamotion.com/t/communicating-with-twincat/379 "2020-08-14T21:37:39Z")

</div>

I see that there are ways to communicate directly with AB PLC’s using message commands in RSLogix. However, are there ways in RMC tools to do the same communications directly with Beckhoff PLC’s that use TwinCAT? I am…

---

## [Speed Loop Anticipation](https://forum.deltamotion.com/t/speed-loop-anticipation/752)

<div class="topic-metadata">

**Author:** [@Sebastien](https://forum.deltamotion.com/u/Sebastien)\
**Replies:** 1\
**Last updated:** [June 9, 2020, 5:18pm UTC](https://forum.deltamotion.com/t/speed-loop-anticipation/752 "2020-06-09T17:18:42Z")

</div>

Anyone have an idea how to set up a speed close control loop to start to regulate before it’s speed setpoint. The deractive term is normally used to anticipate but it’s not working well for us as it create instability in…

---

## [Need Help on design of Close loop control of Winch System](https://forum.deltamotion.com/t/need-help-on-design-of-close-loop-control-of-winch-system/388)

<div class="topic-metadata">

**Author:** [@Himanshu](https://forum.deltamotion.com/u/Himanshu)\
**Replies:** 1\
**Last updated:** [March 17, 2016, 5:11pm UTC](https://forum.deltamotion.com/t/need-help-on-design-of-close-loop-control-of-winch-system/388 "2016-03-17T17:11:33Z")

</div>

Hi, Need help on coming up with with control for Winch /Hoist stand. Any example to refer will be more help full. I have Yaskawa Servo Amplifier and DM (QA and AP2) Module.

---

## [Task Stops at Same Step](https://forum.deltamotion.com/t/task-stops-at-same-step/656)

<div class="topic-metadata">

**Author:** [@Grasshopper](https://forum.deltamotion.com/u/Grasshopper)\
**Replies:** 3\
**Last updated:** [December 21, 2019, 4:13pm UTC](https://forum.deltamotion.com/t/task-stops-at-same-step/656 "2019-12-21T16:13:20Z")

</div>

My application is a hydraulic 400 ton press. I can move the press down to just before pressure starts building up where the switch force (US ton) is met then proceeds to the next phase (Phase 4). Phase 4 has several prog…

---

## [RMC200 loosing User Programs that are saved to Flash](https://forum.deltamotion.com/t/rmc200-loosing-user-programs-that-are-saved-to-flash/610)

<div class="topic-metadata">

**Author:** [@PaulR](https://forum.deltamotion.com/u/PaulR)\
**Replies:** 2\
**Last updated:** [July 30, 2019, 5:34pm UTC](https://forum.deltamotion.com/t/rmc200-loosing-user-programs-that-are-saved-to-flash/610 "2019-07-30T17:34:54Z")

</div>

We have a RMC200 (CPU40) Frm rev. 1.07.7A. There are two user programs that keep disappearing from the processor’s memory. I have locked down the RMCTools software, and there is no way that anyone is making any kinds of …

[Previous page](https://forum.deltamotion.com/c/slug/rmctools/8.md)

[Next page](https://forum.deltamotion.com/c/slug/rmctools/8.md?page=2)
