新研制的红外线工业气体分析仪,采用半导体红外探测器(锑化铟)、窄通带红外滤光片,组成时间双光路式技术方案。三台正式样机的试验结果达到下列技术指标: 量程:0～1%CO_2,精度:5级; 稳定性;48小时内漂移≤±5%; 响应时间:达稳定值90%时间,小于30秒(不包括管道滞后); The newly developed infrared industrial gas analyzer, the use of semiconductor infrared detectors (indium antimonide), narrow-band infrared filter, the composition of time dual-optical technology program. The test results of the three prototypes meet the following specifications: Range: 0 ~ 1% CO_2, accuracy: 5; stability; drift within ± 48 hours ≤ ± 5%; Response time: up to 90% of the time, less than 30 seconds (Excluding pipeline lag);