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研制了采用新的光电测量系统的 YBL01—55型半自动烟度计。仪器的光电传感器用国产的57—A 型环形硒光电池作为光电元件,XZ3.8-0.30型的白炽灯泡作为光源,光电探头实行低照度设计,使用高稳定度的直流电源。配合必要的光电流检测电路.用数字电压表显示烟度值,提高了测量精度,数字电压表带有 BCD 码输出.为数据处理和打印结果提供了条件,从而保证了光电测量系统的稳定性、烟度测量的准确性以及较长的使用寿命.
Developed a new photoelectric measurement system YBL01-55 semi-automatic smoke meter. Instrument photoelectric sensor with a domestic 57-A ring selenium battery as a photoelectric element, XZ3.8-0.30-type incandescent light bulbs as a light source, the implementation of low-power optical probe design, the use of high-stability DC power supply. With the necessary photocurrent detection circuit. With digital voltmeter smoke value display to improve the measurement accuracy, digital voltmeter with BCD code output. Data processing and printing results to provide the conditions to ensure the stability of the photoelectric measurement system , The accuracy of smoke measurement, and long service life.