⧑ Industrial Control Group

PLC AUTOMATION SYSTEM

HELLO i have to exactly findout the redundancy present in the system described in the link below www.freepatentsonline....

1 comments posted 20yrs

posted by san.engr

1 comments posted 20yrs posted by san.engr

Automation Direct PLC/PC Communication

I've successfully queried an Automation Direct 05 PLC via a modbus driver. I can ascertain the state of the inputs/outp...

2 comments posted 20yrs

posted by znelson

2 comments posted 20yrs posted by znelson

laplace tranform convert to code

Hello all, I need some guidance in programming a laplace transfer function into computer language -- pseudocode for now...

12 comments posted 20yrs

posted by tim

12 comments posted 20yrs posted by tim

load flow calculation

Can i have some material for calculating power flow in all phase using some technique like gauss siedel or load flow tec...

0 comments posted 20yrs

posted by joshibibhu

0 comments posted 20yrs posted by joshibibhu

Advantech drivers for PCL-711B control/DAQ ISA card

Hello All, I've been bounced into a data acquisition job and presented my boss with a nice low-risk solution using an A...

3 comments posted 20yrs

posted by andrewpreece

3 comments posted 20yrs posted by andrewpreece

ladder logic question

I have what is bound to be a very simple question. I am using AB SLC500's but the logic will be there regardless of wha...

13 comments posted 20yrs

posted by bakerjw

13 comments posted 20yrs posted by bakerjw

I need an old PLC software - Can someone help me?

The name is A.I PLC2 programming software, to connect a PLC2/16 to a PC. We do have the 6.05 version but I need the 6.2...

2 comments posted 20yrs

posted by pascal.lafreniere

2 comments posted 20yrs posted by pascal.lafreniere

Signal earthing to control system

to combine or not to combine , this is a problem. In one project , DCS vendor Honeywell requested that the signal earth...

2 comments posted 20yrs

posted by easy.wei

2 comments posted 20yrs posted by easy.wei

LVDT Reversibility?

Is there a way to power an LVDT such that it could be used as a linear motor, or a linear actuator? I need something re...

24 comments posted 20yrs

posted by Christoffur-No-SpamIt-050

24 comments posted 20yrs posted by Christoffur-No-SpamIt-050

SPIM parameter determination

Would please let me know a procedure for determination of equivalent circuit parameters of Capacitor-Run Single Phase In...

0 comments posted 20yrs

posted by bijan.zahedi

0 comments posted 20yrs posted by bijan.zahedi

Legacy PLC software and USB (slightly OT)

Really a software topic, but relevant to control: I hear of problems with old instrumentation software using PC COM por...

1 comments posted 20yrs

posted by bxvarley

1 comments posted 20yrs posted by bxvarley

Fit a transfer function to gain and phase data

I have the gain and phase data for which I want to find a transfer function. None of the results that I get using "invf...

7 comments posted 20yrs

posted by Roza.Mahmoodian

7 comments posted 20yrs posted by Roza.Mahmoodian

S/W Eng Asks For Intuitive Explanation Of Logic Diagrams Using C Code (And, Or, Min/Max Limiter, One Frame Delay, etc.)

Hello, Can you give me small descriptive examples in the computer language C on how to use the logic gates given on the...

6 comments posted 20yrs

posted by clusardi2k

6 comments posted 20yrs posted by clusardi2k

adaptive control

Hi to all, i want free meterial about adaptive control, system identification ,parameter estimation , i saw to purchase...

2 comments posted 20yrs

posted by kranthi2152002

2 comments posted 20yrs posted by kranthi2152002

Replacement to Advantech PCI 1762?

We use an Advantech PCI 1762 (http://www.advantech.com/products/Model_Detail.asp?model_id=1-1TWQN3&BU=&PD=IO)wich is a...

2 comments posted 20yrs

posted by ronpub

2 comments posted 20yrs posted by ronpub