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Control.com topic...
Motion Control
Topic: Motion control, servos, steppers, etc.
from the Forum department...
Driving a Stepper Motor
Posted by Hans on 18 April, 2014 - 3:40 pm
I am seeking advice on the best methods to effectively control a stepper motor.
Topic: Continuous process industries, DCS questions.
from the instrumentation department...
I/P positioner and I/p transducer Control valve
Originally posted by Emerson process management on 13 May, 2012 - 4:18 am
Difference between I/P positioner and I/p transducer
New Replies:
Look at the principle of operation and internal diagrams of a Bellofram Type 1000 I/P. It does not...
hi sir, I had a question why diaphragm is not used in i/p converter? why they using the bellows?...
Topic: Motion control, servos, steppers, etc.
from the Automation department...
Hall/Magnetic Sensor
Originally posted by Biju CG on 17 April, 2014 - 4:10 am
Hall Sensor Replacement Failed !
New Replies:
I can think of 4 common and several not so common output configurations for this type of sensors,...
Topic: Motion control, servos, steppers, etc.
from the Power Electronic Engineering department...
Medium Voltage Drive Variable Frequency Drive
Posted by Mahesh Thapaliya on 15 April, 2014 - 2:26 am
Application of Medium Voltage Drive in industry to save energy, obtained desired output
Topic: Continuous process industries, DCS questions.
from the Forum department...
Actuator indication and control
Originally posted by David Sutcliffe on 11 April, 2014 - 10:32 am
How to obtain indication and control from a Rotork actuator
New Replies:
Other types of actuators use two drive signals: - one signal drives the actuator 'open' - the...
please provide actuator model number and application...
Topic: Information resources, documentation.
from the AC Drive Panels,Books or Magazines department...
AC Drive Panels documentation
Posted by Charles Gumm on 9 April, 2014 - 11:07 am
Looking for books or magazines that i can use to train with.
Topic: Motion control, servos, steppers, etc.
from the Clueless but competent. department...
Building a Servo Hydraulic Multi-Actuator System
Posted by Dan on 4 April, 2014 - 1:47 pm
Two technicians are going to build a Servo-Hydraulic Actuator System (As a hobby, this is not commercial). Looking for possible suppliers of used components.
Topic: Motion control, servos, steppers, etc.
from the Custom Cabling department...
Making extension for Molex P4 connector
Originally posted by flizit on 7 March, 2014 - 3:10 pm
Need to extend supplied cables that connect Adjustable Height Table legs to Controller Box.
New Replies:
flizit, Excellent news! ...
Gave a test cable a go, and the legs work just fine with it. Thanks so much for your help! What...
flizit, Caution is always good. And usually healthy, too. According to the data sheet, the...
Thanks CSA! Looking at the Molex Data Sheet, 18AWG is the largest gauge supported by that...
flizit, Based on the information you provided both would appear to be adequate. My only concerns...
Also, will this cable work for this project: ...
Thanks CSA... Is this looking like the right item: ...
If all you need are extension cables, then can you just buy a male- and female end for each cable...
Can anyone help me out here?...
Topic: Motion control, servos, steppers, etc.
from the Forum department...
ac drive failures
Originally posted by gray wolf on 18 March, 2014 - 7:18 pm
multible drive failures
New Replies:
Gray Wolf... What has AB said? Regards, Phil...
How long are the leads between the drive and the motor? Do you have any line reactors or filters...
if you are blowing caps the voltage rating of the drive circuit is being exceeded. you have to...
Are you cycling line power frequently? Each time you apply line power, the DC bus is charged...
Topic: Motion control, servos, steppers, etc.
from the Forum department...
Beginner question: starting an Altivar 12
Originally posted by Jaap P on 29 March, 2014 - 3:23 am
I'm trying to get an Altivar 12 running through modbus without succes. Any help greatly appreciated!
New Replies:
Finally got things going, in case anybody is struggling with the same here my solution: Modbus...
> I'm hex illiterate. > What's the URL for the device's modbus manual with a map? ...
I'm hex illiterate. What's the URL for the device's modbus manual with a map?...
Posted by Sara on 27 March, 2014 - 12:03 pm
Please read the text for full information. The attack codes I am talking about are for DoS and Injection attacks.
Topic: Motion control, servos, steppers, etc.
from the Automation List department...
Bulleri CNC machine servo pinouts
Posted by Ghantos Basim on 23 March, 2014 - 5:26 am
Looking for information about servo pinouts for Bulleri CNC machine
Topic: Motion control, servos, steppers, etc.
from the No setup required department...
Absolute Rotary position -out of the box
Originally posted by RRiedel on 13 March, 2014 - 9:37 am
Looking for a device that will output a rotary position such as -potentiometer, abs. encoder, resolver. It must be consistent from one unit to the next so that I do not need to do a setup or calibration.
New Replies:
The precise potentiometer with analog input in your controller is simpler option enough for asked...
Since you already know about potentiometers, resolvers, and absolute encoders I'm not sure what...
Topic: Motion control, servos, steppers, etc.
from the Clueless but competent. department...
Build a Servo Hydraulic Multi-Actuator System
Originally posted by Bob Vandervart on 20 February, 2013 - 12:16 pm
Two technicians are going to build a Servo-Hydraulic Actuator System (As a hobby, this is not commercial).
New Replies:
Size matters. How big of a system are you looking for? What stroke, what speed, what force, and...
Originally posted by Saqib on 23 December, 2010 - 6:08 am
Position Control of BLDC Motor with resolution of 1 degree. How to achieve it?
New Replies:
> We routinely position servo motors to within 2 counts out of 2x10^6 counts/rev > of the...
Topic: Motion control, servos, steppers, etc.
from the Forum department...
Bldc motor jerking at startup
Posted by Ashok on 4 March, 2014 - 1:07 am
Bldc motor jerking at startup, but once moving it is running smoothly.
Topic: Motion control, servos, steppers, etc.
from the serious department...
BLDC Motor Load Test
Originally posted by nick on 27 February, 2014 - 10:22 am
When testing motor with load curren rapidly decreases when speed goes from 2500RPM to 3000RPM.
New Replies:
> Maybe such current changes with speed from 2500RPM to 3000RPM is a load > phenomena? What...
Maybe such current changes with speed from 2500RPM to 3000RPM is a load phenomena? What kind of...
Topic: Engineering and workplace issues.
from the Forum department...
Avon 1535 Servo Actuator
Originally posted by servo2014 on 23 February, 2014 - 11:47 am
Replacement of Parker Electro-hydraulic servo actuator with Parker Electric servo actuator for fuel control in Avon 1535
New Replies:
We manufacture high torque electric actuators can you send me a spec sheet on the valve you are...
I don't believe it is possible to replace the hydraulic actuator on your existing Fisher metering...
Topic: Application Questions and Problems
from the Automation List department...
contactor or relay?
Originally posted by Anonymous on 5 February, 2005 - 4:46 pm
basic differences between contactor and relay?
New Replies:
The distinction of a relay as switching AC (almost always only single phase) or DC pilot/control...
Topic: Motion control, servos, steppers, etc.
from the Automation List department...
Hitachi DC motor info
Originally posted by umutozkans on 26 August, 2008 - 12:49 am
Is there any data sheet related Hitachi DC motor
New Replies:
Anybody have the schematic for the connection to encoder?...
Topic: PLCs and related questions.
from the Forum department...
How to control speeds of 3 dc motors
Originally posted by P on 19 February, 2014 - 1:56 am
How to control speeds of 3 dc motors using s7-200 plc.
New Replies:
Assuming a small hp or fractional hp motor, possibly permanent magnet from Bodine, Leeson, Bison,...
The Interface between PLC S7-200 and speed controller for DC motor must include Analog speed signal...
As you noticed, there are several different ways to do so. A lot depends on your application, the...
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