Test conditions: auxiliary power supply: +12V, room temperature: 25℃;
Input range: voltage 0~10mV~500V;  
Accuracy: class 0.2, class 0.5 (adopts fiducial error);
Load capacity: ≥2KΩ( voltage output), ≤300Ω(current output);
Temperature drift: class 0.2=200ppm/℃, class0.5= 500ppm/℃
Isolation voltage: 2500 V DC;
Response time: ≤400 mS;
Rated power consumption: voltage output≤180mW, current output (4~20mA)≤300Mw;
Output ripple: ≤10mV;
Frequency range: none;
Surge impact immunity:
Power port three–level 2000V(L-N/2Ω/ integrated wave)
Analog I /O port three-level 2000V (L-N/40Ω/integrated wave);
Input overload capacity: 2 times rated input value, 10 times per second;
Operating condition: temperature: -10~60℃;
Storage condition: -40~+70℃.