i've contacted them, but no answer until now.This is about as close to a data sheet that I can find. They really don't mention very much other than the pulse out being from 10 to 1023. No mention of power or pin out data? Your best bet would be to contact the manufacturer and ask questions.
https://www.cimel.fr/?sensor=relative-air-humidity-sensor&lang=en
Ron
by Duane Benson
by Duane Benson
by Aaron Carman