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speed of FD Fan in Power Plant
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Hi, you,
The most common method of controlling the air flow-rate of a centrifugal fan is by...
I'm requesting for datasheet of vexta 2 phase stepper motor which the model is PH266-01
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By Andre on 11 February, 2009 - 1:29 pm -
If you are searching still, please e-mail me. I can give you brief manual of PH266-01. VEXTA...
Can't edit Bus properties in ELOP II
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By Kashif on 9 February, 2009 - 4:22 am -
Thanks Tahir,
Maybe I can clarify myself better in the following way:
1.When I add this...
How to implement the space vector modulation technique in an inverter...
AB CLogix HYD Modules
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By Bruce Axtell on 6 February, 2009 - 11:42 am -
Have you tried PLCcenter.com?
Bruce A.
...
Rexroth A10VO45DFLR pump adjustments
Can you tell me about moog servovalves
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The last three digits tell you about the so called model designation, assigned in the factory....
I am trying to connect a 6RA70 to my DP network.
I Have A Square D /Starkstrom EMBC36/480/120...
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Went to Square D Could not find any info. there...
Thanks I will Give It a try...
You can go to:
www.squared.com
You will find what you are looking for including wiring...
We have a DVC6020 positioner be used on a "combustion air" damper with a single piston actuator. A Tri-Loop (HART converter) provides position feedback from the DVC6020 positioner to our Yokogawa Centum CS DCS. There's an intermittent problem with the position feedback...
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By Lewis Louie on 30 January, 2009 - 5:00 pm -
You should try out a Masoneilan SVI-2AP Digital Positioner as Chevron Refinery at Burnaby, BC,...
I'm told to 'balance the load' on contactor poles - what does this mean?
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By Roy Matson on 30 January, 2009 - 6:12 am -
No, as I Jones and I pointed out most 3 phase overload units have an out of balance that will trip...
Yes this is a single phase application.
Now I'm finding out what's at the bottom of this. I...
Many thanks for this. I think the loads will be ok.
...
By I Jones on 23 January, 2009 - 8:32 am -
No problem with the contactor, each pole will carry it's rated current independantly of the others....
By Roy Matson on 23 January, 2009 - 1:40 am -
I assume your motor is single phase, otherwise you should be switching all 3 phases.
I think...
braking of a 3 phase slipring induction motor in a hoist without mechanical brake.
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By tcampbell on 29 January, 2009 - 9:10 pm -
Had a similar problem years ago with a 5hp 3phase manual industrial table saw. Wanted to stop the...
we have many LT6P0M005FM at our plant and now there is no replacement from square D, telemecanique.
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By Mike on 29 January, 2009 - 1:50 pm -
>TesysT from Schneider is the family that replaced LT6 they don't correspond as a 1 to 1...
I need to read / write data of PLC register from my VB program
Flash Upgrade Assistance
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You need to get it from Rockwell
http://www.rockwellautomation.com/support/firmware.html
But...
Block diagram and how to use microcontroller
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By Naveen on 22 January, 2009 - 10:49 am -
Hi Ravichandar,
Our Btech IV year project is also MICRO CONTROLLER BASED DC MOTOR SPEED CONTROL...
Using SSD DC driver 591P for field coil
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While this is a simple thing to do with this drive, it will take too much to describe it here. In...
Unexpected result of DGA
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By Phil Corso on 17 January, 2009 - 9:26 pm -
Paru, it appears that the before/after measurements may have been taken at different temperatures!...
I was told the following information,lead and lag parameters and a controller in PID Format.
About A/D converter question.
I need help finding an adequate sensor
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By Leonid on 12 January, 2009 - 3:02 am -
For such environment and resolution maybe suggested cheaper (vs. optical scale) magnetic linear...
By Steve Rushing on 11 January, 2009 - 11:15 am -
Hello, The heidenhain LIP 500 Exposed Linear Encoder offers between 70 and 1440mm of range, at an...
By James Ingraham on 8 January, 2009 - 11:02 pm -
>A linear measurement over 1000mm wide
>Accuracy of 0.001mm
That kind of length with that...
By Carl Ellis on 8 January, 2009 - 7:36 pm -
Two common spellings (you have to know both to search). I believe the absence of the "re"...
By Peter Nachtwey on 8 January, 2009 - 6:03 pm -
The easy thing to use is the magnetostrictive sensor as mentioned above. You can get them with 1...
By M Griffin on 8 January, 2009 - 4:11 pm -
For that accuracy over that distance, I would suggest looking at a Heidenhain linear encoder. They...
Everyone needs help sometime.
The most accurate instrument I know is a Magnetorestrictive sensor...
why the output current is higher than the input current in the servo?
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By James Ingraham on 8 January, 2009 - 11:34 pm -
>I don't understand why "16.8 Amps at
>400 Volts equals 25 Amps at
>approximately...
By Anonymous on 8 January, 2009 - 11:51 am -
When a PWM output drive is used, current to the motor will differ from current to the drive largely...
Thank you for your reply, wish you have a good 2009. :)
I don't understand why "16.8 Amps...
from the Electrical engineer department...
Medium Voltage Variable Frequency Drive to Control the Speed of MotorI am electrical engineer by profession and currently I am doing research on medium voltage Variable Frequency drive (also called as VFD, VSD, AC drive, VVVF, etc.)
A tachometer which is explosive proof.
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By Abhijit Goswami, Haldia on 7 January, 2009 - 6:12 am -
MTL662 is a loop powered indicator used in hazardous area application with 4-20 mA input only. You...
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