Download the K7L-AT50D-S datasheet PDF.
This datasheet also includes the K7L-AT50D variant, as both parts are published together in a single manufacturer document.
Level Controllers Liquid Leakage Sensor Amplifier with Disconnection Detection Function
K7L-AT50D/-AT50D-S Detect disconnections between the Sensor Amplifier and a Terminator connected to the end of.