JK-PBx Fully Isolated RS485

#1 · July 29, 2026, 2:42 pm

Hello gents,

to avoid any isolation issues, I discovered , tested and implemented a very nice isolated RS485 to TTL transceiver. It simply works perfectly, reduce the number of wiring and the time to build.

Download the latest manual for more info and links.

ScanLabs

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#2 · August 12, 2026, 8:45 pm

I see a resistor needs to be removed. Were you able to find a schematic for these boards, or did you trace things yourself?

#3 · August 12, 2026, 10:19 pm

I traced myself

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JK-PBx Fully Isolated RS485