Hi guys
Dear i have two sites the distance between them is 10km
I have plc S7-200 with 243-1 in site 1.
and MP 277 10" HMI in site 2.
My question is can i use any wireless device to can monitor and control PLC by MP277 such as
NANOSTATION , TP LINK AP or other. Or i must be use SCALANCE W devices.