FBs-CM22

2 ports RS232 (Port3 +Port 4) communication module

FBs-CM25

1 port RS232 (Port3) + 1 port RS485 (port 4) communication module

FBs-CM55E

1 port RS485 (Port3) + 1 port RS485 (port 4) + Ethernet network interface communication module

FBs-CMGSM

GSM wireless communication module

FBs-CM55

2 ports RS485 (Port3 +Port 4) communication module

FBs-CM25E

1 port RS232 (Port3) + 1 port RS485 (port 4) + Ethernet network interface communication module

FBs-CMZBR

ZigBee communication module

FBs-CMEH

Multi-Function Ethernet Communication Module