Power supply: DC +11V～+28V (power consumption＜60mA);
Input range: voltage AC: 0~500V; current AC: 0~30A;
Power factor transmitter need to subjoin:
Power factor 0~1(unipolarity), 0.01L~1~0.01C (bipolarity);
Output: output a one-way voltage and current at the mean time,
eight kinds of output of 0-5V/0-20mA or 1-5V /4-20mA or 2.5±2.5V/10±10mA or 3±2V /12±8mA can be set freely;
Output ripple: <10mV;     
Working temperature: -20℃～+70℃;
Accuracy class: 0.5 (with reference error);
Temperature drift: <300ppm/℃     Isolation voltage: DC 2500V;
Load capacity: voltage output≥500Ω, current output≤300Ω
(24V DC power supply can be up to 900Ω);
Response time: ≤300 mS;
Isolation voltage: DC 2500V;
Rated power consumption: ＜1.5W;  
Frequency range: 40Hz～75Hz;
Surge immunity:
Power port four 4KV (L-N / 2Ω / integrated wave),
Output port two 2KV (L-N / 40Ω / integrated wave);
Impulse immunity: input/power port ± 2KV, analog I/O port ± 1KV;
Input overload capacity:
Continuous overload: 120%; short-term overload,
2 times the rated voltage input value, the application of 1 second;
20 times the rated current input, the application of 1S;
Storage conditions: -40 ~ +70 ℃.