| Item | Unit | Value |
| Environment temperature | ℃ | -40 to +70 |
| Relative humidity | % | 5 to 95 |
| AC voltage input nominal value | V | 220 or 100(specify when ordering) |
| AC current input nominal value | A | 5 or 1(specify when ordering) |
Frequency | Hz | 50 |
| Overload capacity |
| 1.2In continuous operation; 20In allows 1 second 1.2Un continuous operation;5Un allows 1 second |
| Power outage working time | Hour | >8 |
| Whole machine power consumption | VA | ≤20 |
| Collection accuracy |
| AC voltage、current:0.5级 DC voltage、current:0.5级 power、power factor:level 1 frequency:≤±0.01Hz |
| SOE resolution | ms | ≤2 |
| Output contact capacity |
| DC24V/16A or DC48V/10A |
| Electromagnetic compatibility performance |
| level IV |
| Communication protocol |
| Support IEC60870-5-101/104 |
| Wiring method |
| Terminal or aviation plug |