It is the device which transmits the status of
On/Off (close/open) of Various relays / Switches, etc.
To Serial communication when the high level HOST,
Which is connected to RS-485
Communication, requests the information.
It is the device which transmits the status of
On/Off (close/open) of Various relays / Switches, etc.
To Serial communication when the high level HOST,
Which is connected to RS-485
Communication, requests the information.