* Accuracy: class 0.2;        

* Load capacity: load≥2KΩ(voltage output) , load≤250Ω(current output);

* Temperature drfit: ≤100ppm/℃;

* Isolation voltage:

   Between the input signal and the output signal, isolation voltage is 10KVDC,the leakage current<1mA, lasts for 60 seconds;

   Between the input signal and the power supply, isolation voltage is 10KVDC,the leakage current<1mA, lasts for 60 seconds;

   Between the output signal and the power supply, isolation voltage is 6KVDC,the leakage current<1mA, lasts for 60 seconds;

* Response timeL: ≤300 uS ;

* Rated power consumption: <2.5W;

* Surge impact immunity:

   input port four-level 6000V(L-N/2Ω/intergrated wave)

   power port four-level 6000V(L-N/2Ω/intergrated wave)

   analog I/O port three-level 6000V(L-N/40Ω/intergrated wave)

* Input overload capacity: maximum input voltage is 8KV, apply one second repeats 10 times,interval    10S;

* Operating condition: temperature:-20~70℃, humidity: ≤90%(no dew).