Where to buy GCE IPX800v3 - http://www.gce-electronics.com/fr/57-carte-8-relais-ethernet-ip-ipx800-v3.html
The card is a ethernet relay card.
It has :
- 8 digital inputs
- 8 relays
- 4 analog inputs
- 128 timers...
With extensions, you can have :
- 32 digital inputs
- 32 relays
IPX800v3 can control a roller shutter with 2 relays.
1 relay ON/OFF
1 relay UP/DOWN
but it's not possible to command roller shutter to 30% for example.
The plugin can do it for you.