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Search: Posts Made By: Surfcnc
Forum: Troubleshooting Wed 19 January 2011, 04:50
Replies: 35
Views: 43,217
Posted By Surfcnc
Hi Tony I just posted the wash up for all to...

Hi Tony

I just posted the wash up for all to see in my build thread.
And yes I know I'm bad, I promise to stay out of the Hitachi Modbus thread from now on until I actually know something.:D
...
Forum: Troubleshooting Wed 19 January 2011, 02:07
Replies: 35
Views: 43,217
Posted By Surfcnc
Got it

After declaring the end of my tether, today I ignored that and conducted a further test and got a perfect result.
24,00 RPM stops and starts, ran code over and over with it working everytime.
Ran...
Forum: Troubleshooting Mon 17 January 2011, 21:05
Replies: 35
Views: 43,217
Posted By Surfcnc
Hi Greg Good advice. Peter Homann...

Hi Greg

Good advice.
Peter Homann responded with amazing speed to my email and recommended the DC-03 DigiSpeed GX V3 as you have.
Given some of the outlays on the machine his delivered...
Forum: Troubleshooting Mon 17 January 2011, 07:31
Replies: 35
Views: 43,217
Posted By Surfcnc
Hi Gerald and Brad Great ideas there, I was...

Hi Gerald and Brad

Great ideas there, I was already trying to find out about remote potentiometers.
Apparently the knife grinding crew use this solution as well.

Brad, for a laugh and to lay...
Forum: Troubleshooting Mon 17 January 2011, 03:39
Replies: 35
Views: 43,217
Posted By Surfcnc
Lost Control Completely of the VFD

Hi Danilo thanks for your suggestion.

After Brads hint I read the Hitachi VFDd manual and soon became aware of the degree isolation and protection VFD's may potentially need to work.
Granted in...
Forum: Troubleshooting Sat 15 January 2011, 22:37
Replies: 35
Views: 43,217
Posted By Surfcnc
Hi Brad Thanks very much for the...

Hi Brad

Thanks very much for the suggestions.

With the power off the circuit is open. Not game to do it with the power on.
So not quite sure on that one.

Baud rate is 9600 so that is very...
Forum: Troubleshooting Sat 15 January 2011, 19:47
Replies: 35
Views: 43,217
Posted By Surfcnc
Feel Free to Correct My Spelling - Plus one very interesting finding

You all must be so polite - Shielding -not Sheilding. :D

When I said the RS485 connector was connected to ground - I had actually connected this to the 240 Volt ground on the VFD because I was...
Forum: Troubleshooting Sat 15 January 2011, 02:52
Replies: 35
Views: 43,217
Posted By Surfcnc
Read some more - Failed some more

Just in case the 120 Ohm resistor was not correct for the cable I read up some more.

The 120 ohm in the wiki article is an approximation of the characteristic resistance of a typical twisted pair...
Forum: Troubleshooting Fri 14 January 2011, 16:29
Replies: 35
Views: 43,217
Posted By Surfcnc
120K Ohm Resistor Test

Ran the spindle at 24K RPM and unfortunately it did not stop on completion of the test Gcode.
It did however stop and start many times during an initial 15 minute period but at some stage after...
Forum: Troubleshooting Fri 14 January 2011, 06:20
Replies: 35
Views: 43,217
Posted By Surfcnc
VFD Update No2

I have not forgotten this thread but the opto-isolator is still on the way.

Skippy has had some experience with RS-485 (admittedly most of the recent experiences have been bad :D) but he mentioned...
Forum: Troubleshooting Tue 28 December 2010, 03:48
Replies: 35
Views: 43,217
Posted By Surfcnc
VFD Update

I am now getting mixed results once the machine is also brought online.
Generally I feel that having the pluggin in is better than not having it but managing a crash in the communication signal...
Forum: Troubleshooting Fri 24 December 2010, 17:46
Replies: 35
Views: 43,217
Posted By Surfcnc
VFD Fix

Hi All

Fixed the Huanyang VFD to use MattyZees pluggin.
As we all had pretty much established, EMI was the issue.
Today I quickly further experimented with placement of the clip on torriod...
Forum: Troubleshooting Fri 24 December 2010, 04:15
Replies: 35
Views: 43,217
Posted By Surfcnc
Torroids make a difference

Hi All

One more experiment before Santa arrives!!

10904

Originally I just stacked all the 7 barrel torriods I had on the output line to the spindle.
As a quick test I moved three of them...
Forum: Troubleshooting Mon 20 December 2010, 01:55
Replies: 35
Views: 43,217
Posted By Surfcnc
Hi Matt I have just recently had a chance to...

Hi Matt

I have just recently had a chance to try out your pluggin and pretty much had the same server busy issues that Tony was having.

Today I started fresh and got a better result but not...
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