Test conditions: power supply: +12V, room temperature: 25°C;
Input Range: 0~1~ 500V AC;
Output: 0-5V, 1-5V, 0-10V, 0-20mA, 4-20mA DC and so on;
Power supply: +12VDC,+15VDC,+24VDC, 85-265V AC/DC;
Accuracy:  0.5 class;
Load capacity: ≥2KΩ (voltage output), ≤250Ω (current output);
Temperature drift: 300ppm/℃;
Isolation voltage: 2500 V DC;
Response time: ≤400 mS;
Rated power consumption: 0.5W (voltage output); 1.5W (current output);
Frequency range: 45Hz-400Hz (1kHz error 1%);
Surge immunity:
Power supply port three ± 2KV (L-N / 2Ω / integrated wave);
Analog I / O port three ± 2KV (L-N / 40Ω / integrated wave);
Impulse immunity: input/ power port ± 2K,
 analog I /O port ± 1KV;
Input overload capacity:  2 times the rated voltage input value, 10 times a second;
Operating temperature: -10 ~ 60°C; humidity: ≤95 %( no dew);
Storage temperature:-40~+70℃.