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+--- Thread: Input protection (/showthread.php?tid=7955)
Input protection - wchpikus - 04-19-2025
Hello
One of binary input stop working..
I checked and translator was damage.
I do not know-how how, but it could be protect emc or overload.
I just replace them, but I wojny about induction when I will connect them to 20m ftp.
RE: Input protection - admin - 04-20-2025
what input signal you have connected? which board model you are using?
RE: Input protection - wchpikus - 04-20-2025
Kc-a16.
One of input stop working..I tester and translator damage.
On schematic is only resistor on input, but it can be failed part..
Gdn input offcourse.
RE: Input protection - admin - 04-20-2025
do you have replaced translator? now whether work well?
RE: Input protection - wchpikus - 04-20-2025
(04-20-2025, 06:48 AM)admin Wrote: do you have replaced translator? now whether work well?
I do not have this model transoptor, but behand translator logic work (tested)
Only translator stop working.
Ps..my dictionary change transoptor (optocoupler) word to translator...now I see it
RE: Input protection - admin - 04-20-2025
IC: EL357 optocoupler chip, just replace it.