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Search: Posts Made By: ctw3
Forum: LIVE PLC Questions And Answers June 11th, 2009, 08:48 AM
Replies: 13
Views: 2,831
Posted By ctw3
Hi, if you want the SLC to "read" the...

Hi, if you want the SLC to "read" the temperature, you will need an analog input card. you could use a NT4 with a thermocouple, a NR4 with a PT100 or a 4-20mA into a NI4 card.

There are plenty of...
Forum: LIVE PLC Questions And Answers May 21st, 2009, 08:10 AM
Replies: 5
Views: 911
Posted By ctw3
Hi, I don't know if this can be done in your...

Hi, I don't know if this can be done in your location, but I have used radio in a lot of applications (remote tank and pump status on farms) have normally kept under about 4kms, but have never had...
Forum: LIVE PLC Questions And Answers May 19th, 2009, 08:24 AM
Replies: 15
Views: 1,778
Posted By ctw3
I am not a sparky, and I am sure there are a lot...

I am not a sparky, and I am sure there are a lot better qualified people visiting this forum, but I will try.

Getting HP from amps or vice-versa with a motor can be tricky if all the details are...
Forum: LIVE PLC Questions And Answers May 19th, 2009, 08:01 AM
Replies: 15
Views: 1,778
Posted By ctw3
Get a clamp meter and a test cord and measure the...

Get a clamp meter and a test cord and measure the running current of the vac. Size your contactor based on your measurements.

cheers
Forum: LIVE PLC Questions And Answers May 5th, 2009, 09:28 AM
Replies: 30
Views: 3,548
Posted By ctw3
Another Dell D830 user who gives a thumbs up....

Another Dell D830 user who gives a thumbs up. Serial port is a plus for this work.

Also have an XPS M1530 which is a great laptop, no serial port on it though, luckily I don't have to deal with...
Forum: LIVE PLC Questions And Answers April 21st, 2009, 10:28 AM
Replies: 1,032
Views: 445,809
Posted By ctw3
Archie, sorry to ask what is probably a...

Archie,

sorry to ask what is probably a nuffy question, but can this work with DH485?

I have been busy but dug it out the other day and did the DF1 thing no worries, thanks to your video. But I...
Forum: LIVE PLC Questions And Answers April 9th, 2009, 10:43 AM
Replies: 3
Views: 1,397
Posted By ctw3
Thanks for your help Mickey. I should have...

Thanks for your help Mickey. I should have explained myself better in the first post. I am trying to communicate from PC connected to a NET-AIC using the PIC driver, along my DH485 network to...
Forum: LIVE PLC Questions And Answers April 9th, 2009, 06:06 AM
Replies: 3
Views: 1,397
Posted By ctw3
PV550 cable

I know these types of questions have been done to death, but for all the searching I couldn't find an answer.

I have a Panelview 550, 2711-B5A5, is there a cable available to connect this directly...
Forum: LIVE PLC Questions And Answers October 21st, 2008, 06:26 AM
Replies: 1,032
Views: 445,809
Posted By ctw3
This looks excellent Archie, I cant wait to see...

This looks excellent Archie, I cant wait to see it I can get it to work.

I have never done any work with vb, or any coding in my life, but hopefully I can get something happening

Top job :thumb:
Forum: LIVE PLC Questions And Answers October 9th, 2008, 06:23 AM
Replies: 35
Views: 5,118
Posted By ctw3
I am not good enough at maths to attempt the...

I am not good enough at maths to attempt the problem, but here is a site which might help

http://www.arachnoid.com/tank_volume/

It makes a table and all! Sweeet

cheers
Forum: LIVE PLC Questions And Answers October 6th, 2008, 05:50 AM
Replies: 19
Views: 3,210
Posted By ctw3
When you insert a rung comment, you can attach...

When you insert a rung comment, you can attach the comment to an address, or a rung, see pic.

cheers

http://www.plctalk.net/qanda/uploads/rslogix_rungs.jpg
Forum: LIVE PLC Questions And Answers October 2nd, 2008, 06:51 AM
Replies: 5
Views: 926
Posted By ctw3
Have you tried a FIFO to capture the value, then...

Have you tried a FIFO to capture the value, then some maths to add and divide?


cheers
Forum: LIVE PLC Questions And Answers October 1st, 2008, 05:20 PM
Replies: 51
Views: 20,705
Posted By ctw3
Archie, excellent work thus far. I too am...

Archie, excellent work thus far. I too am artistically challenged, so I am afraid I am of little help.

A few suggestions of items I use a bit;

motorized valves, 2-way and 3-way
air dampers...
Forum: LIVE PLC Questions And Answers September 29th, 2008, 06:34 AM
Replies: 10
Views: 1,319
Posted By ctw3
I was in Malaysia earlier this year working for...

I was in Malaysia earlier this year working for months on end, I was still using my trusty Dell M50, which in its day was a decent bit of gear, but very heavy, in my backpack with all the other c*#p...
Forum: LIVE PLC Questions And Answers September 27th, 2008, 12:17 AM
Replies: 6
Views: 870
Posted By ctw3
No difference in which order I turn things on....

No difference in which order I turn things on. Non adjustable PS, I will go and buy another on Monday. Thanks Mickey

cheers
Forum: LIVE PLC Questions And Answers September 26th, 2008, 06:29 PM
Replies: 6
Views: 870
Posted By ctw3
Mickey, 24VDC @ 1.3A Should be heaps...

Mickey,

24VDC @ 1.3A

Should be heaps big enough... shouldn't it?

Could the low voltage coming out if the Power Supply be more of an issue you think?

cheers
Forum: LIVE PLC Questions And Answers September 26th, 2008, 06:07 PM
Replies: 6
Views: 870
Posted By ctw3
Thanks for the answer, nothing has changed in the...

Thanks for the answer, nothing has changed in the power supply department, but, my 24VDC is only 22.5VDC, could this be the problem? Mind you, it worked fine for weeks on this supply.

I can't...
Forum: LIVE PLC Questions And Answers September 26th, 2008, 05:34 PM
Replies: 6
Views: 870
Posted By ctw3
Unhappy PV300 problem

Hi all,

I have a PV300 2711-M3A18L1 which was working fine, until yesterday when now on power-up, it lights the screen, but nothing is shown. The screen is just blank, but lit

Pressing buttons...
Forum: LIVE PLC Questions And Answers September 1st, 2008, 07:04 AM
Replies: 6
Views: 1,195
Posted By ctw3
I think I need some advice with something else,...

I think I need some advice with something else, in relation to the above.

I have my 5/03, and my PV 300 2711-M3A18L which I now know what part I need (thanks to Mickey)

I also have another 5/03...
Forum: LIVE PLC Questions And Answers August 29th, 2008, 09:47 PM
Replies: 6
Views: 1,195
Posted By ctw3
Sweet, I knew there was a way to do it, for some...

Sweet, I knew there was a way to do it, for some reason I could olny find the 1747-PIC, not the 1747-UIC which is what I need.

thanks Mickey

cheers
Forum: LIVE PLC Questions And Answers August 29th, 2008, 09:21 PM
Replies: 6
Views: 1,195
Posted By ctw3
Sorry Mickey, it a 2711-M3A18L cheers

Sorry Mickey,

it a 2711-M3A18L

cheers
Forum: LIVE PLC Questions And Answers August 29th, 2008, 09:01 PM
Replies: 6
Views: 1,195
Posted By ctw3
PV300 5/03 cable

Hi all,

sorry for asking a question which has probably been answered a lot in here, but I cant seem to find the right part number.

I have a PV300 and a 5/03 SLC, can I connect the PV to a...
Forum: LIVE PLC Questions And Answers December 19th, 2007, 05:41 PM
Replies: 36
Views: 5,086
Posted By ctw3
Hi Joe and others, I am an HVAC Tech...

Hi Joe and others,

I am an HVAC Tech specialising in controls for the last 10 years, mostly BMS/DDC of course. I really like your idea of a PLC to control a home HVAC system. I contract myself out...
Forum: LIVE PLC Questions And Answers December 18th, 2007, 06:25 PM
Replies: 5
Views: 1,067
Posted By ctw3
Shows that I have been missing things due to...

Shows that I have been missing things due to reading no much material in the last few days.

I dont have a jump statement....d'oh

Thanks for the answers guys, I am headed to the link widelto...
Forum: LIVE PLC Questions And Answers December 18th, 2007, 06:02 PM
Replies: 5
Views: 1,067
Posted By ctw3
Newbie question

Hi everyone, first post here, but have been reading a while.

I work in the HVAC sector and am hoping to learn a bit about AB PLC's.
I have some test gear I have purchased and setup, been...
Showing results 1 to 25 of 25

 
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