XD series expansion BD board
Directly installed on the basic unit without taking up extra space
The compact expansion card can be directly installed on the basic unit without occupying extra space, supporting communication expansion and clock function, enhancing the flexibility and scalability of the system.
XD series expansion BD board
Compatible with XD series basic units
Up to 2 can be expanded and installed on the front of the basic unit.
Communication expansion BD Board
XD-NS-BD: Used to expand RS232 communication port.
XD-NE-BD: Used to expand RS485 communication port.
XD-NO-BD: Used to expand RS485/fieldbus fiber optic communication port.
Precision clock expansion BD board
XD-RTC-BD can achieve more accurate clock function, with a clock error of about 13 seconds per month.