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Search: Posts Made By: aallen
Forum: LIVE PLC Questions And Answers November 23rd, 2022, 05:36 PM
Replies: 13
Views: 1,669
Posted By aallen
There is a termination resistor on the master...

There is a termination resistor on the master because I enabled it, but due to the wacky topology I am not sure where to even place the other termination resistor.
Forum: LIVE PLC Questions And Answers November 23rd, 2022, 05:35 PM
Replies: 13
Views: 1,669
Posted By aallen
Including the master there are 11 nodes. As far...

Including the master there are 11 nodes. As far as distance goes, I couldn't tell you.
The trunk line is probably in the realm of 200 ft, but as far as I can tell there's multiple backbone with...
Forum: LIVE PLC Questions And Answers November 23rd, 2022, 05:25 PM
Replies: 13
Views: 1,669
Posted By aallen
It's currently wired up with two 18 AWG wires in...

It's currently wired up with two 18 AWG wires in the topology similar to my crude drawing in OP.

It works.. sort of.. Probably 10% of the polls result in a timeout or some other error that causes...
Forum: LIVE PLC Questions And Answers November 23rd, 2022, 04:36 PM
Replies: 13
Views: 1,669
Posted By aallen
Will solid wire F/UTP with impedance 100 ohm...

Will solid wire F/UTP with impedance 100 ohm work? I know it is not optimal, but is the foil shield good enough?
Forum: LIVE PLC Questions And Answers November 23rd, 2022, 03:29 PM
Replies: 13
Views: 1,669
Posted By aallen
Modbus RTU wiring

Hello all,
I have a relatively simple question regarding RS485 modbus RTU.
When wiring for multidrop, or daisychain, what is the proper way to do it?

Everywhere I can look just says to daisy...
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