If any of the above items is missing or damaged, please contact your sales representative.
2.2 Hardware Overview
120Ω Terminal Resistor Switch: the device will add a 120Ω termination resistor to avoid
data-corrupting reflections if RS485 data rate is too high or cable length is too long.
2.3 Serial & IO & Power
RS232/
PIN
DI
DO
Power
Description
RS485