4-port RS-232/422/485 Communication Module.
Features4 COM ports for APAX controller with PCI express interface.
COM 1, COM 2 : RS-232/422/485.
COM 3, COM 4 : RS-232/422/485.
Baud Rate : 50 bps ~ 230.4 kbps.
15 kV ESD protection.
2500 Vdc EFT protection.
2500 Vdc isolation protection (between COM ports and backplane).