If you’ve found yourself staring at a search bar, typing in "my 9892 datasheet" and coming up empty-handed or confused, you are not alone.
AC 220V (Standard input range 110V–230V AC). Maximum Power Capacity: 2,000 Watts (2kW). my 9892 datasheet
Based on the official datasheet for the 9892 optocoupler, here is the standard application circuit for isolating a 24V industrial PLC input from a 5V microcontroller. If you’ve found yourself staring at a search