Inhand Community
What is the difference between dry and wet contact inputs on the IG502?
FAQ
David595
February 27, 2026, 9:03am
1
For dry contacts, a state of "0" means disconnected and "1" means closed
.
For wet contacts, a state of "0" corresponds to
0~3VDC
, while "1" corresponds to
10~30VDC
(with a minimum of 4mA)
.