Siemens HMI to Emerson Drive via Modbus RTU Communication
Convert Decimal to Integer
How can i convert decimal type (0-100) to integer (0-32768)?
Medium Voltage VFD Drives for Sugar Mills and Cement Mills
I am working on the projects about MV VFD drives for sugar mills and cement mill motor control, for energy saving and process reform.
Medium Voltage Variable Frequency Drive for Motor Frequency Control
Doing research on medium voltage Variable Frequency drive (also called as VFD, VSD, AC drive, VVVF, etc.)
Need a count/pulse per foot
By SteveMyres on 11 July, 2016 - 8:06 pm
Chain's fine if you have a support. Heck, it wouldn't even work right without the support. The...
By Mike Larkin on 11 July, 2016 - 2:12 pm
I just hope your machine is gear driven instead of chain driven. It is impossible to get any...
Automating a Workcell Robot
After our integrator failed miserably to do his job, I was tasked by my boss to integrate a Fanuc robot into our CNC line.
I would like to know which is the best method to check the stability of a PD adaptive algorithm
By Jeibros on 1 July, 2016 - 12:18 pm
Hi, I do not agree about using absolute value in this case, as this would imply that Kp and Kd...
Why is a Default 0 Switch Added to PLC Logic?
I'm analyzing programming code for a client and I noticed a switch that basically prevents the PLC from writing an input to a variable. I'm not sure why the original programmer added it there. Details are below.
AB QB Module - Simple test program
Have some 1771-QB Modules to test
EtherCAT Deficiency in Line Topology
Issue related to EtherCAT line topology configuration.When a device in the line is removed , behavior of other devices shifted one device a head.
Programming for Modicon Bridge/Mux BM85S485
I need assistance in programming a Modicon Bridge/Mux BM85S485. The product is obsolete, and Schneider no longer provides technical support.
By George Bezeredi on 25 June, 2016 - 6:10 am
If the problem is still pending just contact me. I can help with comments and samples....
PLC Totalizer Under Reading
PLC not read values from weigh belt Ramsey integrator totalizator correctly
Motor taking unbalance current with kick on the transformer
By Venkat on 17 June, 2016 - 11:54 am
Suggest to check winding insulation resistance and compare Thanks & Regards Venkat...
Siemens Hardware for Tinplate Scroll Sheeting Line
Configuring Siemens Hardware for Tinplate Scroll Sheeting line
Variable Frequency Drive for BLDC Motor
Controlling speed by using a VFD for BLDC motor
By James Ingraham on 6 June, 2016 - 4:06 pm
It is not clear to me from your response why you MUST use a BLDC for your application. Why...
By James Ingraham on 25 May, 2016 - 5:42 pm
I do not believe that a standard VFD will run a BLDC motor. Why do you want this particular...
Two Phase vs. Three Phase Application
Posted by R. Button on 5 June, 2016 - 3:00 pm
Powering an inline tankless heater with 240V when it is rated for 277V
DC speed control is irregular
By Steve Myres on 30 May, 2016 - 7:54 pm
Your relay contacts are probably burned up to the degree where they're high resistance. Switching...
Select the best actuator for gas/air flow control in reheating furnace (pusher type).
Berger Lahr Devicenet Data Sheet Wanted
Looking for an Berger Lahr Twin Line TLC53X Devicenet electronic data sheet file
Looking for information on a motor controller that has a chip named PowerTrack SERVO V1.0
Traditional Hydro-mechanical Governer Load and Speed Motors and Automatic AVR Operation Mode
How do mechanical-hydraulic governor load and speed adjusters (motors) work?
on 15 May, 2016 - 5:38 pm
Saied, Welcome to the world of synchronous generators and control systems! It seems you are new...
Sick Safety Curtain Programming Cable Pin Out
Sick C4000 Advanced Safety Curtain Programming Cable Pin Out
Looking for a replacement
By Jaksa on 11 May, 2016 - 8:21 pm
>Existing 30 hp 200v 3 phase submersible pump went bad and >have no replacement in that...
Every 12 hours or so the VFD trips out on HU (high bus fault)... why?
By William Hinton on 6 May, 2016 - 3:10 pm
There are only a few reasons for an OVER VOLTAGE trip in a VFD. The easiest thing to test is...
I cannot control the driver. Serial connect only get "w" or "vw" charracter.
Reliance Automax Training
Looking for Reliance Automax Online Training.
By Steve Myres on 5 April, 2016 - 1:40 pm
Reliance Automax? Do they still sell that stuff, or is this like looking to find a class...