FBox-mini-B 120MHz Cortex-M3 CPU 2 Relay Output remote system monitor
| Operating Temperature | -10~60°C |
| Storage Temperature | -20~70°C |
| Operating Humidity | 10~90%RH(No condensation) |
| Vibration Endurance | 10~25Hz(X/Y/Z 2G/30Min) |
| Cooling | Natural cooling |
| COM1/COM3 | ||
| Pin1 | Rx-(B) | ![]() |
| Pin2 | RxD_PLC (COM1 RS232) | |
| Pin3 | TxD_PLC (COM1 RS232) | |
| Pin4 | Tx- | |
| Pin5 | GND | |
| Pin6 | Rx+(A) | |
| Pin7 | RxD_PLC(COM3 RS232) | |
| Pin8 | TXD_PLC(COM3 RS232) | |
| Pin9 | Tx+ | |