To exclude a word, precede it with a “-“, as follows: Your use of this site is subject to the terms and conditions set forth under Legal Notices and the Privacy Policy. In legacy systems this voltage used by serial ports. Adam Czepiel aczepiel mptn. I have never really looked to closely there is a reason why I didnt go into IT. Hold the phone, there, Mike.

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You have clicked on the “? Yes, I would like to be able to have cheaper cables made and do suspect there is some type of electronics in the grey “blob”. AB SLC cable. And it should also be optically isolated from your mother board. Please read those terms and conditions carefully. In any case I don’t see a problem using “home brewed” cable if I know who made it and tested.

I dont mean to nit pick about a point unrelated to the topic I will anyway thoughbut your serial port operates between V and 15V actually Note that common words and, that, etc.

Bruce, probably the best descriptions of the various cables can be found at: I was trying to stay away, but I think I need to comment: Fortune “Love your country but never trust its government.

By Bruce Borowman on 2 May, – 2: I have looked everywhere I can think of on the AB site and Pcn4 and can not seem to find them anywhere. By Ron on 29 April, – 3: Remember me on this computer.

Thanks in advance Richard. I have a SLC unit that I need to setup communication to and upload the program to a laptop for a backup and to use as a learning tool for AB software. If you’re pcmm4 already a member, consider joining.

Allen Bradley PCMK Cards

It’s free, and you can customize the content you view, as well as being able to subscribe to threads and topics, getting new posts delivered to your email as pcn4 appear. I wonder what a USB runs at? To exclude a word, precede it with a “-“, as follows: The Cat of the unit is l40A. By Adam Czepiel on 29 N, – 6: I couldn’t tell from that part number which he has.

That being said, I still doubt you are going to get a good result from that home brew cable you are talking about. There are no optical insulation on serial ports on consumer level computers. The pcmk pc4 gives you alot of options. If anyone out there has some PCMK cables with broken end sthat I can get lcm4 them to try and see if this repair is cost effective I would appreciate hearing from you. In anycase, we can agree on that!

The laptop has serial and paraell ports and pcmk card. I am willing to pay a nominal fee for the broken cable and for shipping.

Rockwell Allen-Bradley 1784-pcm4/b Dh485 Cable for PCMK Card

Select the categories for which you would like to see messages displayed To search the site, enter your search terms in the box labeled “search the site” and hit Enter. Please log in and try again. I’ll bite, where does this power source on a PC come from? By Bruce Borrowman on 27 April, – 5: It is the parallel port pck4 is V.