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contelec PL302- how does it work?
Looking for a solution to monitor water tanks with wireless connectivity.
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> We want a solution, to monitor the water tanks with wireless connectivity.
If you contact...
Hi,
might want to look at using the wirelessHART solution to monitor the water level for your...
Should I picked Cast Coil or VPI type Transformer for my project?
Extreme vibration and loss of signal on level transmitters
New Replies:
By d- on 27 March, 2013 - 2:57 pm -
G's = (2 pi freq)^2 displacement/g, g=9.8 m/s2, so for a displacement amplitude of 0.1 mm, and a...
By d- on 27 March, 2013 - 2:20 pm -
for reference when the vibration levels exceed 1 G continuously, you'll start impacting the...
By d- on 27 March, 2013 - 11:38 am -
you need to be a bit more specific about how your instruments are wired, i.e. te terminations,...
what is the minimum requirements for junction box in zone 0?
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The only requirements in IEC60079.11 relating to enclosure design refer to Ingress Protection. As...
By M on 27 March, 2013 - 12:45 pm -
Ibrahim,
The easiest way to answer this is to replace like for like. Equipment ratings should be...
Pilot Operated Valve
Looking for a transfer function for a solenoid valve which regulates the quantity of steam that is provided to a heat exchange coil
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By Steve Myres on 26 March, 2013 - 11:36 am -
Well, usually the transfer function for a solenoid valve is:
On: 0%
Off: 100% ;)
A...
Can phase-phase 230VAC be given to a drive of 230VAC rating (instead of Phase-Neutral 230VAC)
How a PLC can be more than a Burner management system..
hydrogen cooling system for GE frame6 generator manual
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By JFB on 25 March, 2013 - 8:38 pm -
CSA…
I am glad this thread got bumped. That was an excellent explanation with some very good...
Very nicely written explanation. Please answer two quick questions about the cost of keeping large...
This is a survey aimed specifically at automation/control engineers in relation to security for industrial control networks
New Replies:
Anthony,
Yep, just went live.
Mike...
Hi Mike,
Did you get a chance to post the survey to twitter
Thanks
Ant...
I would like to get a copy of the results. I wanted to reiterate Walt's point that your questions...
> My concern with your survey is that it is far too IT focused to be valuable as a survey of...
Anthony,
I'd like permission to share outside of control.com. My twitter followers would likely...
By Walt Boyes on 20 March, 2013 - 1:15 pm -
My concern with your survey is that it is far too IT focused to be valuable as a survey of...
> Can you post the results of the survey when it is complete?
Firstly thanks for doing the...
I want to know the details of a speed control for a BLDC motors. I want to know the relation between the torque variation during speed control.
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By Chinni on 23 March, 2013 - 9:20 am -
Hi Sam,
I do have a similar issue and need your help. I am converting IC engine two wheeler to a...
Standby card leds 1 and 2 has been switching on AVR Prismic
have to measure boiler drum level of 500 mm
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Dear,
I am measuring the drum level 0-920mmWC. My transmitter range set is +620 to -320. So, the...
Mark VIe enclosures have abnormal heat inside.
Do we need for these enclosures a cooling fan
as a part of enclosure.
Do we need for these enclosures a cooling fan
as a part of enclosure.
New Replies:
Zeylemi,
I don't believe you're going to find a standard about cooling of an enclosure, and if...
I need your advice on which field would lead me to enter the oil and gas industry.
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By Joe on 22 March, 2013 - 8:20 pm -
Thanks Rushi and Rob.
So I presume both of you guys pursued further studies/earning degrees...
By Rushi Shroff on 22 March, 2013 - 8:41 am -
Hi,
The shift should be smooth.I myself was a web programmer in IT boom period and later lost the...
vibration in GE Frame 6 after major overhaul
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By Iman on 22 March, 2013 - 2:22 pm -
Hmmmm..before the outage/shutdown, was this a controlled shut down?
How much run time has been...
By Ridha on 22 March, 2013 - 9:32 am -
Dear CSA,
Thank you for the attention you give to this subject.
From my side I Strongly...
Ridha,
> -The problem is that the vibrations were also measured using an external
>...
Dear Sir,
Thank you for your reply
Please take note of these points:
-The tests were not...
ATS acting instantaneously at the time of Fluctuation, other wise at the time of shutdown it is working what delay we used in under voltage relay.
What is cascade control & explain two element in simple language?
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By RISHI THANKS NEED MORE HELP on 22 March, 2013 - 4:37 am -
Dear
Thanks for imdt reply. we belongs to filed of plc programing & basic faculty is...
In case of drum level control
a. Single element control - Drum Level as input'
b. Two element...
FSR fuel reference - margin of FSR warm up
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Ahmed,
Thanks for the feedback!
This is an excellent example of immediately jumping to the...
also check 96FG2A/2B/2C they are are alike? If two are identical and third one is from different...
By Ahmed on 20 March, 2013 - 11:56 pm -
Again thanks,
i was really good help from you all.
the problem was the supplied pressure and...
What are VARs?
New Replies:
mohammad saeed,
That is the ideal operating condition for the "supplier" (generator).
...
By mohammad saeed on 21 March, 2013 - 7:14 am -
as u said we can control the mvar by excitation and u said if mvar is zero that's is advantageous...
We have a fabricator to whom we have paid millions of dollars who refuses to turn over any logic diagrams, ladder logic, HMI, etc., claiming it to be proprietary.
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By Steve Richards on 21 March, 2013 - 8:20 am -
In any contract such as this, you need to be sure what you are buying. Which depends on what you...
from the instrumentation department...
Creating a vacuum seal\chamber in the LP side of differential transmitterHow to create a vacuum seal\chamber in the LP side of differential transmitter in order to find absolute pressure?
current capacity per meter of 1c x 630 sq.mm un-armored cable
My new service laptop doesn't have a serial port and it seems parker doesnt make any cables to talk to their drive that go through USB.
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