| I/O system | CJ I/O Bus |
| Expansion unit type | CPU Bus Unit |
| Type of module | Communication |
| IO link master | |
| Communication port(s) | MODBUS Master, MODBUS Slave, Serial RS-232C, Serial RS-422, Serial RS-485 |
| Number of communication ports | 2 |
| Max. data rate | 230 kBit/s |
| Height | 90 mm |
| Width | 31 mm |
| Depth | 81.9 mm |
| Weight | 190 g |
