◆4Road isolation:RS-485interface

◆1Road isolationRS-232interface

◆Each interface is isolated from each other

◆：RS-485Internal automatic bus management does not require external control signals

◆Each circuit is controlled by a switch and connected to the internal bus and power supply

◆：RS-485There is transient high voltage and surge protection on the data line

◆Power and data flow indicator lights, used for fault diagnosis

◆Transmission distance:1200m

◆Transmission rate:300bps．115200 bps

◆Power requirements:+5V DC

◆Working temperature:25．857C

◆Isolation voltage:1000V

◆：RS-485The interface is: plug-in terminal(300V 15A)

◆Shell: Metal shell with excellent shielding

◆External dimensions:210mm×113mmX45mm