Problem Communicating with Siemens G120 Drive Using MODBUS
Problem when writing to control word register for Siemens (SINAMICS G 120) drive using MODBUS
BOSCH CC300 Reference Position
How to adjust tool reference position
Software to Automatically Test PLC Programs
Can any one suggest any tool to automate test for our programs? We are currently using CodeSys 2.3 platform.
Master/Slave Help to Synchronize the Speed of Two Different Sized Rollers
Trying to synchronize surface speeds of two different size rollers.. Using AB Powerflex 4 VFD
MODBUS Issue with Momentum PLC and Concept 2.6 LL984
Concept 2.6, Momentum 170 CCC 78010, VSD ATV61
Calibrating a Rosemount 3051 Differential Press. Trans.
Have problems getting a new pressure transmitter to read the correct level.
By Roy Matson on 22 April, 2015 - 1:25 pm
"When the sensor is running in the process it does not read as per the redundant ultrasonic...
By jeff fraley on 22 April, 2015 - 9:10 am
Perhaps I am missing something but here goes. You appear to have a dp transmitter to measure simple...
Wiring a Servo Motor LT to terminate in DCS but also connected to local indicator.
What a Control Engineer Should Know
I search after information that can explain to me more about what a control engineer in robotics company should to know
Do you connect the safety relay output to a PLC input or Drive input?
By Gerald Beaudoin on 2 April, 2015 - 1:23 pm
Depending on the application/risks/consequences you may even need to consider using drives that...
By Raju on 2 April, 2015 - 12:45 pm
Hello, The later one is the correct. The output of the safety relay should be hard-wired to...
Calculate the Speed of Conveyor.
Calculating the speed of a conveyor belt, using Allan Bradley Powerflex 40. Converting Hz to km/h.
By Chapman Industries on 9 April, 2015 - 3:00 pm
Interesting thread! Check out www.hydraulicandpneumatics.com for hydraulic and pneumatic products....
By Roy Matsom on 27 March, 2015 - 4:52 pm
> In the PF40, parameter A099 is the "Process Factor", a multiplier that is applied ...
By Roy Matson on 19 March, 2015 - 7:56 pm
The way to accurately find the speed of a conveyor is to measure the length then time it for 1 or...
Rotor Angle Measurement Using Proximity Sensor
Need help understanding how to measure rotor angle using single inductive proximity sensor and speed signal which is also measured using proximity sensor.
Brushless DC Motor's Peak Torque
Peak Torque calculation for BLDC motor
Feedback Control With Not Enough Sensor Sample Rate
Want to control a mass-spring-damping system's output displacement as a 1kHz sine wave. The displacement sensor's sample rate is not high enough. A paper said adding a integrator can solve the problem, I don't understand the reason.
Woodward 4024 Actuator Model 8256-060 Testing/Repair
Obsolete Woodward 4024 Actuator Model 8256-060 Testing/Repair
By Tim Hinde on 1 April, 2015 - 11:30 pm
Have you checked the resistance of the actuator? It is a very low resistance typically 1-2 ohms. If...
Cheap Displacement Measurement Sensors
Looking for a inexpensive displacement measurement sensor with a 200~300mm range and about 0.2~0.3mm resolution.
Wind-Up Applications Using Brushless DC Motor
Question regarding the control of a wind-up reel on a label applicator with no sensors other than those contained in the motor.
Formulas for Calculating BLDC Motor specs
I want to know specs of BLDC motors and Battery bank ratings required for my Electric car project.
Need to learn and troubleshoot VFD
I'm trying to fix a Saftronics PC7 Mini Vector drive that fails with "over current" when started when it is cold. If it is powered up for hours then it works much better.
trying to save energy with a VFD on a constant centrifugal fan load.
By Jeff on 13 March, 2015 - 12:33 pm
I realize this is an old thread but you guys are not correct. Reducing the size of the drive...
What is the easiest way to strip a HART signal?
ELMO or ABB Motion Controller for Simple Multi-axis System
Differences between PLC and motion control for CanOpen or EtherCAT multiaxis system.
Maths Required for a Career Gas Turbine Controls
VFD drive shuts down while running on dc bus overvoltage fault.
By Michael on 3 March, 2015 - 7:40 am
Install Line reactor with 5% impedance. It will fix your problem as if it never existed....
i need a user manual for Aeg minisemi dc drive.
By Leon on 1 March, 2015 - 9:50 pm
Hi. Did you get the manual? I appreciate your reply. >Is there anyway to email it to me:...
Compressor Antisurge Control Algorithm
the closed loop anti surge control equation for the centrifugal compressor
Emergency Stop Wiring for Multiple Remote ESTOPs
What is the standard to connect multiple remote ESTOPs serially to Estop Monitor Relay
Synchronizing Variable Frequency Drives
Posted by sandip banerjee on 23 February, 2015 - 12:29 pm
I have 3 drives (make-fuji) for 3 belt conveyors to synchronize.
By Steve Myres on 23 February, 2015 - 7:49 pm
Are the three motors pulling on the same belt or on three physically separate belts that need to be...