FATEK Left Side B1 Communication Expansion Modules
B1-CM2, Specification 1 port RS232 (port 2) communication module
B1-CM5, Specification 1 port RS232 (port 2) communication module
B1-CM22, Specification 2 port RS232 communication module
B1-CM55, Specification 2 port RS485 communication module
B1-CM25, Specification 1 port RS232 (Port1) + port RS485(port2) communication module
B1-CM25E, Specification 1 port RS232 (port1) + 1 port RS485(port2) Ethernet comm. module
B1-CM55E, Specification 1 port RS232 (port1) + 1 port RS485(port2) Ethernet comm. module