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Control.com topic...
Applications
Topic: Application Questions and Problems
from the Contactor Evaluation department...
Which contactor brand?
Originally posted by JEIC on 25 February, 2014 - 7:21 am
How would you rank side by side the main contactor brands?
New Replies:
Any of the majors probably won't fall apart. I've been using Fuji and Eaton, two lower cost brands...
From past experience, a lot of people know how to make relays. And those who don't have been...
> I would ask in what way are the units you are using unsatisfactory and what brand are they? ...
I've used AB, ABB, Telemecanique, and others, and they all seem to work OK if properly selected....
I have used a number of different brands of IEC contactors. I have not noticed a lot of difference...
Originally posted by fabio on 25 February, 2014 - 9:44 am
Using an Explosion proof loop in a NEMA4x Junction box
New Replies:
No, not in the hazardous area....
You must consult your local fire codes and determine the electrical area classification for the...
Topic: Computers in manufacturing; also hardware discussion.
from the Instrument department...
CS 3000 yokogawa error 11186
Originally posted by Mrr on 5 June, 2011 - 3:22 am
Can not download to fcs from cs3000 yokogawa.
New Replies:
For me out of 7 fcs 3 got the same error code: 11186 and other three are ok. What are the root...
Topic: Application Questions and Problems
from the power department...
AC Voltage Regulation Methods
Posted by anas on 25 February, 2014 - 2:33 am
How to control and regulate the output AC voltage?
Topic: PLCs and related questions.
from the Forum department...
Converting a Siemens S7 PLC program
Originally posted by Reinhardt s7 300 on 24 February, 2014 - 5:30 am
S7 300 plc and its programming.
New Replies:
By Gabriele Corrieri on 24 February, 2014 - 1:01 pm -
Hello everything could be converted to AWL (or STL) But not the inverse: you could convert...
Topic: Application Questions and Problems
from the Automation List department...
SECS/GEM protocol driver
Originally posted by Sandeep Shroff on 23 October, 2003 - 12:57 am
How can one go about developing a SECS/GEM protocol driver?
New Replies:
thanks a lot man you are so good. > Please see and try my SECS/GEM program. >...
Topic: PLCs and related questions.
from the Automation List department...
Any Volunteers?
Originally posted by Curt Wuollet on 20 May, 2006 - 4:11 pm
I want to convince at least one leading PLC manufacturer or relabeler to at least cooperate with an effort to produce an OSS PLC programming toolset to run on Linux.
New Replies:
> I want to convince at least one leading PLC manufacturer or relabeler to > at least...
Topic: Power generation equipment control.
from the Forum department...
Changing Careers looking for advice
Originally posted by surya on 10 February, 2014 - 6:28 am
Please give me some guidelines that i am changing my careers from mechanical stream to instrumentation
New Replies:
As long as he doesn't take the plant with him ......
Let him crash and burn a few times, it cures that. Regards cww...
Topic: Sensor technologies.
from the Forum department...
Shallow Wastewater Flow Measurement
Originally posted by MIchael Tsakiris on 12 November, 2013 - 6:51 am
Flow measurement below 1 inch
New Replies:
Hi Mike, I am the President of Eastech Flow Controls out of Tulsa Oklahoma. Please go to our...
Topic: Engineering and workplace issues.
from the Forum department...
Signal conditioner
Originally posted by Bill Schwarz on 13 February, 2014 - 10:02 am
200 mA input signal conditioner?
New Replies:
Thanks that is what I am looking for....
The API 4300 G spec sheet says it has an input range up to 900mAdc and a selection of conventional...
Easy - assuming this is a dc circuit and you'd like an isolated dc output - put a low value...
Topic: Software, including programming, OS issues, etc.
from the Forum department...
Sample code for MODBUS TCP
Originally posted by sujithaselvaraj on 16 January, 2014 - 6:17 am
MODBUS TCP client coding
New Replies:
Please contact to my mail, I can help you out in this. Santosh Kubasad ...
Topic: Power generation equipment control.
from the Maintenance department...
Prevent coking fuel oil nozzle
Originally posted by Steven on 12 February, 2014 - 11:56 am
Found nozzles some particles like coking material in the fuel oil nozzle dip and caused exhaust temperature spread issue.
New Replies:
Hi Normally this will be happen in Dual fuel machine cocking is major problem So for further...
Topic: PLCs and related questions.
from the Forum department...
Modbus TCP to PLC using vb.net
Originally posted by Steve Sodzi on 7 May, 2010 - 10:30 am
visual basic code to write to a Schneider Premium PLC via TCP. The only problem is that i cannot read the response back from the PLC.
New Replies:
My dll can do all of this and it's free. It's called Shortbus. Look up "shortbus modbus...
thank u very much for code. i can read 129 word in this program block. I change this...
Topic: Engineering and workplace issues.
from the Forum department...
starting an induction motor
Originally posted by home on 3 February, 2014 - 3:05 am
calculate the starting current of an induction motor connected to a generator
New Replies:
Home... correction to earlier post: 400kW Genset is rated ~470 kVA if Power Factor rating is...
Home... The 400kVA gen-Set should be adequate to start the 200kW (~270 Hp) motor using a Soft-Start...
> 4) What system voltage, i.e., 230 or 400Vac? it's ac system. i wrote all the data on the...
Home... I neglected to ask: 4) What system voltage, i.e., 230 or 400Vac? Regards, Phil...
Home... 1) What is the Nameplate Inrush factor, kVA/Hp, of the motor? 2) What is the Motor...
Topic: Communications systems and equipment.
from the Batch Processing department...
Batch Processing
Posted by Sandeep Mishra on 4 February, 2014 - 12:16 am
Comparing a Bluetooth interface to Ethernet in Batch Process applications
Topic: Information resources, documentation.
from the Final Control department...
Solenoid Valve Sizing
Originally posted by instrumenttech on 1 February, 2014 - 7:25 am
If solenoid valve size will increase the operational speed of valve
New Replies:
to help refine the excellent responses you have thus far, actuator type and stroke distance, air...
Several things affect actuator speed. Control valve Cv. Larger Cv will give you faster response...
Topic: Engineering and workplace issues.
from the Multivariable control department...
State Space and Differential Equations
Posted by preethi shreeya on 1 February, 2014 - 11:15 am
How to extract the C matrix from the output equation Y=cx.
Topic: Engineering and workplace issues.
from the Forum department...
commercial Engine TURBOFAN 3 shaft
Originally posted by kok on 20 January, 2014 - 6:14 am
mechanism of 2, 3 shaft airplane engine
New Replies:
LP SHAFT mount within HP shaft for 2 spool...
Topic: Power generation equipment control.
from the Gas Turbine department...
Gas Purge Valves
Originally posted by Fazal on 10 July, 2011 - 8:30 am
When Gas Turbine is running on Gas Fuel what happens if the gas purge valve opens?
New Replies:
> A bit more information would be useful, Frame size, DLN or not. Simply you will get some...
Topic: Application Questions and Problems
from the Automation List department...
Omron LSS software
Originally posted by David Adams on 20 March, 2003 - 1:56 pm
Looking for the old Omron PLC programming software LSS (Ladder Support Software)
New Replies:
> sss lss is available for download at > http://www.mrplc.com I there! Can you please...
Topic: Engineering and workplace issues.
from the Automation and Control department...
Calibrating a pd meter for 2000 barrels
Posted by Sandeep Mishra on 29 January, 2014 - 12:16 am
How can i calibrate a smith pd meter for 2000 barrels
Originally posted by Dave Ongena on 21 January, 2014 - 3:28 pm
Extremely slow update times with IFix SCADSA using Kepware BSAP drive and ControlWave PLC
New Replies:
I demoed the kepware bristol ip driver to migrate from the ifix BR3 Driver to the kepware opc. I...
Topic: Engineering and workplace issues.
from the EE department...
120/208V or 277/480V.... huh?
Originally posted by Anonymous on 25 September, 2003 - 1:11 pm
what does it mean when something is rated 120/208V or 277/480V? What do the two numbers mean?
New Replies:
> As for induction motors, they sometimes can be dual-tapped for both voltage choices. If they...
Topic: Application Questions and Problems
from the Electronics department...
difference between a pump and a compressor
Originally posted by Anonymous on 21 June, 2006 - 12:30 am
pump vs. compressor
New Replies:
You are very much right, when you inflate a car tyre machine is called compressor, but when u do...
Topic: Engineering and workplace issues.
from the Instrument department...
Generic pressure transmitter in SIL determination
Originally posted by Ricardo Almarza on 14 August, 2009 - 2:59 pm
Doubts about "generic" instrument
New Replies:
When thinking about this, bare in mind the following ... - any laboratory-based safety...
Adding lately my thoughts and experience on this interesting topic: No, for a SIL loop you don't...
Topic: Application Questions and Problems
from the Modbus Developer department...
HINET Modbus DDE SERVER 2014
Posted by Heru Iqbal on 17 January, 2014 - 2:09 am
HINET ModBus DDE SERVER 2014,
Topic: Application Questions and Problems
from the Confused in simple issues department...
Basic difference between Zone-2 and Zone-1 equipment
Originally posted by A.K.Hait on 12 July, 2007 - 10:42 pm
Exd/Exe equipment for Zone-2 and Zone-1
New Replies:
Hi Sandeep, I've had a look at the installation details given in the operating instructions ...
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