Latest threads in ⧑ Industrial Control Groupshow only best voted threads

Subject Author Posted Replies
 
Conversion of RS232 serial data from Fire Alarm to MODBUS
I have a project which i need to capture serial data using RS232 from fire alarms which the fire alarms have different status like RESET, Technical Alarm, Fire or POWER FAILURE, for eg RESET is 60H...
9
9
 
Selecting a flow meter for a dirty application
Hi all learned people, I need to select and install a flow meter to meaure infrequent flow of the following gas mixture (in-feed to a thermal incinerator) Nitrogen Carbon Monoxide Carbon dioxide...
 
provox
i want to connect and exchange data with all person working with provox
1
1
 
S7 communicating to Allen-Bradley Logixs
I have an application where by, I need to communicate to an allen-bradley control logixs processor from a seimens s7 plc. Has anyone done this with success? and how do you do it?
5
5
 
Operating graphic standards or guidelines
Hi, Is anyone aware of any public domain standards or guidelines for creating DCS operating graphics? I'm after something that I can pass on to students. TIA
3
3
 
PLCs - SLC 500 and ControlLogix
Hi all, I am not new to PLCs, but I am not all that experienced either, so I am looking for some "newbee" advice. Pointing me to some online reference material would be greatly appreicated. My...
9
9
 
Communication for new device?
Hi Firstly I am new to control and have more of an IT background so if my questions seem fundamental or are on the wrong track please excuse me. I am involved with the development of a new sensor that...
6
6
 
ladder editor and ansi c compiler
Hi all! I'm searching one ore more free or very cheaper tools able to: - draw a ladder diagram - compile it in ansi C Could you help me please? Best regards, Gian.
1
1
 
crosspost: request for algorithms!
Hi, I have a 2 wheel balancing robot I am working on that needs some TLC in the form of new algorithms. I am starting to hear creaks and groans in its drivetrain caused by my experiments trying to get...
1
1
 
Material flow rate to power required.
How to convert bulk material flow rate available in kg per second (kg/sec) to power required at its driving shaft (of some big drum like pulley)? Consider that the angle while conveying is an average...
4
4
 
state space control of an inverted pendulum
Hi, I am working on an opensource project with a robot similar to the JOE le pendule: am trying to copy their state space control algorithm for it. I am using a PID loop for balancing right now but I...
1
1
 
Newbie question: MIMO transfer functions
Hi, I have a transfer function for a 2x2 MIMO problem, of the form G=[G11 G12; G21 G22], consisting of first-order lags with time delay. I also have two PI controllers that are supposed to control...
5
5
 
Control of Force for a test facility
Hello everyone, I have a question concerning the control of a force in a test facility. First I will explain what exactly is the task. There is a pneumatic cylinder that is controlled via a...
7
7
 
Control forums on the net?
Hello, I was wondering if there are any forums on the net that deal with control theory problems. So far I couldn?t find one. I would also be interested in a german speaking forum, but english would...
4
4
 
PLC AUTOMATION SYSTEM
HELLO i have to exactly findout the redundancy present in the system described in the link below i think redundancy is "dynamic " but i have tgo confirm it also if it is dynamic redundancy then what...
1
1