... the ability of anti-segregation circuits and optoelectronic-stable plastic circuit, by the rules of rectangular waveform wave, waveform width very ... stable, the frequency - voltage conversion, and the credit conversion circuit, such as release of 4 ~20mA or 1 ~5 V ... DC output signal. <3>Feature1, By F-V converter integrated circuit, conversion of high accuracy, good linearity. 2, A good temperature ...