⧑ Industrial Control Group

Temperature Transmitters

I am wondering if anyone knows of a smart TC temperature transmitter that has 1 4-20 mA signal and 1 or 2 relay outs as...

4 comments posted 23yrs

posted by curtisk

4 comments posted 23yrs posted by curtisk

PC-based PID Temp control

I've searched the web extensively and have learned a lot about PID control in general. However, I haven't been able to...

1 comments posted 23yrs

posted by jjohnson122

1 comments posted 23yrs posted by jjohnson122

Is this PLC equipment valuable?

Hi, I have several PLCs and related items that I would like to sell. Does anyone know the approximate value? I placed p...

1 comments posted 23yrs

posted by doug.j

1 comments posted 23yrs posted by doug.j

Re: Recommendations for a satellite modem

> Hi there, > > We make PLC based systems with telemetry (ethernet, GSM modem or PSTN > modem) fitted so that we or the...

2 comments posted 23yrs

posted by meff2

2 comments posted 23yrs posted by meff2

Wireless networks in process plants

The latest Control Engineering has an article about the use of wireless communication in process control. The latest In...

11 comments posted 23yrs

posted by john

11 comments posted 23yrs posted by john

Designing an adaptive LQR controller...

> I would like to know if anyone knows any software (of the kind of Maple > or Matlab) that allows you to solve symboli...

0 comments posted 23yrs

posted by bruno_ion

0 comments posted 23yrs posted by bruno_ion

Re: LQG control of flexible structure

> When I use matlab to solve the control Riccati equation, it keeps > giving me the error message: > " Warning: Solutio...

0 comments posted 23yrs

posted by bruno_ion

0 comments posted 23yrs posted by bruno_ion

Parameter identification

Hi All, I am working on a simple dynamic system with some unknown parameters (i.e. moment of inertia etc). The system i...

1 comments posted 23yrs

posted by everteq

1 comments posted 23yrs posted by everteq

Re: Chill roll cleaning systems

> I am looking for a system that will continuously clean a mirror finish > chill roll for a multi-layer polymer cast fi...

3 comments posted 23yrs

posted by jspevacek

3 comments posted 23yrs posted by jspevacek

Now a question on USB 2.0

Thanks, S. Bettesworth, for your reply. Now I've a 2nd question I haven't been able to get an answer to yet: does anyon...

1 comments posted 23yrs

posted by mhamill

1 comments posted 23yrs posted by mhamill

Question on Firewire as applied to laptop

I'm thinking about buying a laptop PC that includes a Firewire port. I'm wondering how useful a laptop with a Firewire...

2 comments posted 23yrs

posted by mhamill

2 comments posted 23yrs posted by mhamill

Bently-Nevada machine protection PLC

Hello, I am looking for references regarding the subject. Has anybody encountered problems when using multicore cables...

0 comments posted 23yrs

posted by s.santodomingo.f

0 comments posted 23yrs posted by s.santodomingo.f

Honeywell PHD Installation?..

Hi, I am having nothing but problems trying to get PHD R200 installed. Honeywell doesnt provide any documents for me so...

0 comments posted 23yrs

posted by jasonbarath

0 comments posted 23yrs posted by jasonbarath

Re: Mitsubishi Q PLC &HMI/SCADA

> Hi everybody, > I'm looking for a good HMI/SCADA software capable to work with > Mitsubishi Q series PLCs. Since now...

4 comments posted 23yrs

posted by squickdrill

4 comments posted 23yrs posted by squickdrill

Control system state-of-the-art

Hi- I've got a newbie question about the current state of control system technology. I'm trying to find out what kinds...

2 comments posted 23yrs

posted by genesinpieces

2 comments posted 23yrs posted by genesinpieces