Just did some looking and found that DPDT solid state relays are uncommon
beasts, expensive and often discontinued. I also found this interesting thread
on stack exchange
https://electronics.stackexchange.com/questions/174995/creating-dpdt-solid-state-relay-with-fets
On Tuesday, August 11,
On Monday 10 August 2020 22:39:33 Chris Albertson wrote:
> Yes, that is one of the reasons you might want to use glass, one can
> be in the printer, one cooling and one being prepped. If you use
> cheap window glass or a mirror tile the cost is low enough you can
> afford to buy several of them.
You specify open center. Does this mean the motor needs to free-wheel when not
powered?
If not, you can do this with a pair of automotive relays. These are readily
available from automotive parts stores and are single pole, double throw, and
usually rated for 30A.
The circuit:
Connect the
>
> > Does it actually report itself as an FTDI device as per the writeup (and
> > photo with 6 wires)?
>
> Yes, 0x0403 : 6001
>
Thanks
John
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On Tue, 11 Aug 2020 at 17:44, John Dammeyer wrote:
> Does it actually report itself as an FTDI device as per the writeup (and
> photo with 6 wires)?
Yes, 0x0403 : 6001
--
atp
"A motorcycle is a bicycle with a pandemonium attachment and is
designed for the especial use of mechanical
> -Original Message-
> From: andy pugh [mailto:bodge...@gmail.com]
> Sent: August-11-20 6:56 AM
> To: Enhanced Machine Controller (EMC)
> Subject: [Emc-users] Modbus cable for HY VFD
>
> I have just got my HY VFD working with one of these:
>
>
On 8/10/20 12:45 PM, Jon Elson wrote:
On 08/10/2020 01:34 PM, mar...@r-bechtold.de wrote:
I switched to an ethernet based mesa karte
it is nearly impossible to finde a PCI or PCIe parport card that
support Real EPP
The 8875 is REALLY old. But, there are good PCI and PCIe cards that
do
I have just got my HY VFD working with one of these:
https://www.amazon.co.uk/gp/product/B075818Z6H
Probably a neater solution than the ones without an integrated cable.
But note that the picture shows 6 wires and in fact there are only 4
on the item that arrived.
Still, the cable appears to
On Tue, 11 Aug 2020 at 14:26, grumpy--- via Emc-users
wrote:
> something like a double pole double throw relay and a seperate double pole
> single throw relay
> or a double pole three position with an open center
> any suggestions
Google hasn't found much evidence for such a thing outside the
i have a small 12v dc gearmotor rated at 50 watts
the motor will be run at full voltage forward and reverse
i need a switch for this that is electrically controllable
something like a double pole double throw relay and a seperate double pole
single throw relay
or a double pole three position
On Tuesday 11 August 2020 00:12:05 Chris Albertson wrote:
> Your DM542 seems to be very different from mine.
Read the subject line Chris, this is not about the DM542, this is the
el-cheapo gismo you might salvage from making a 6040 gantry mill and its
ilk actually work. These came out of the
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