4-Port Digital Input Board is a PHPoC smart expansion board for WET Contact or Dry Contact.
This expansion board is installed with a terminal block which can be stackable with other boards. Supported terminal blocks are for relay output as vertical or horizontal type.
User Manual
[PES-2402] 4-Port Digital Input Board User Manual
Related Blogs
- Internet Switch Using Smart Expansion Board (PES-2401, PES-2402)