12 points 24VDC digital input (4 points high speed 200KHz,
2 points medium speed 20KHz, 6 points medium speed total 5KHz);
8 points relay or transistor output (4 points high speed 200KHz, 4 points medium speed 20KHz);
1 RS232 or USB port (expandable up to 5); built-in RTC;detachable terminal block
| Specification | FBs-20MCR | FBs-20MCT/J | ||
| Digital Input | 24VDC | High speed (200KHz) | 4 points | |
| Medium speed (20KHz) | 2 points | |||
| Medium speed (Total 5KHz) | 6 points | |||
| Digital output | Relay | 8 points | ─ | |
| Transistor | High speed (200KHz) | ─ | 4 points | |
| Medium speed (20KHz) | ─ | 4 points | ||
| Low speed | ─ | ─ | ||
| Communication Port | Built-in | 1 port (Port0, USB or RS232) | ||
| Expandable | 4 ports (Port1~4, RS485 or RS232 or Ethernet or GSM or ZigBee) | |||
| Calendar | Built-in | |||
| Built-in power supply | SPW24-AC/D12/D24 | |||
| Wiring mechanism | 7.62mm detachable terminal block | |||