Search found 16 matches: +vfd +940

Searched query: +vfd +940

by Vwfan
Mon Nov 28, 2022 12:02 am
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

Dammm The VFD is a delta VFD015EL 21A, I don’t know how to post a link in the manuals on precision Matthews website that’s the one I’m looking at
by ShawnM
Mon Nov 28, 2022 12:00 am
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

Post a current report and a link to the manual for the VFD otherwise we’re just guessing.
by Vwfan
Sun Nov 27, 2022 11:50 pm
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

... this could quickly guide me through some of it I’m trying to hook the VFD up to my acorn through the p.m. 940 V I’m looking through the 400 pages of manual for the VFD that’s online and I can see obviously ...
by Vwfan
Thu Nov 24, 2022 1:31 pm
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

... it’s not grounded but those don’t even run in the cabinet I have my boards completely at the bottom, so for the eight wires I need going from the VFD over to the Acorn I need to find a cable that has eight wires in it with a shield going around it that I can tie the shielded wire to the star grounding ...
by tblough
Thu Nov 24, 2022 1:18 pm
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

Step and direction signal wires should be shielded, twisted pair wires. Servo drive power wires should be shielded. Spindle wires between motor and VFD should be shielded. Shields should be grounded at least at the signal origin end. There are two religions on whether shields should be grounded ...
by Vwfan
Thu Nov 24, 2022 11:01 am
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

My plan to make the harness to go from the VFD over to the acorn. what is the simply use some 14 or 16 gauge wire eight of them to be exact zip tie them together put them in a little conduit and shoot them through the top of the boxes do I need ...
by Vwfan
Thu Nov 24, 2022 10:39 am
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

... spent a couple hours today trying to make a small harness to run from the CNC control box over to the power control box so that I can control the VFD. also I’m assuming once I hook up the VFD all the manual start stop and speeds that were originally on this model should be removed is that correct?
by tblough
Wed Nov 23, 2022 9:31 am
Forum: Centroid Acorn CNC Controller
Topic: Recommendations for PC to run p.m. 940 conversion
Replies: 133
Views: 9093

Re: Recommendations for PC to run p.m. 940 conversion

Here are the threads where someone mentions "vfd" and "940": https://centroidcncforum.com/search.php?keywords=%2Bvfd+%2B940&terms=all&author=&sc=1&sf=all&sr=posts&sk=t&sd=d&st=0&ch=300&t=0&submit=Search ...