EasyIO FC20 User Reference v1.3
Hardware Configurations
Power supply Connection
Both AC and DC can be used for EasyIO FC-20 controller. Refer to electrical specification for the working
range. In order to avoid damage on the controller input/output devices and RS485 connection, use
individual power supply for each controller. If a single power supply is used, make sure controller power
supplies are connected with the same polarity.
Power Supply Connection
Multiple controllers share single transformer connection