測量原理 | NH3/SO2/NO紫外差分光譜吸收光譜(DOAS) | O2(氧化鋯) |
測量氣體及量程 | NH3(0~10/50)ppm; SO2(0~100/300)ppm; NO(0~100/400)ppm; | O2(0~25)% |
示值誤差 | ±2.0%FS | ±2.0%FS |
重復性 | 2.0% | 2.0% |
響應時間 | ≤120s | ≤120s |
零點漂移 | ±2.0%FS/7d | ±2.0%FS/7d |
量程漂移 | ±2.0%FS/7d | ±2.0%FS/7d |
預熱時間 | ≤60min | |
樣氣流量 | (1.0±0.1)L/min | |
環(huán)境溫度 | (-20~+50)℃ | |
環(huán)境濕度 | (0~95)%RH | |
環(huán)境氣壓 | (86~106)kPa | |
供電電源 | AC(220±22)V,50Hz±1Hz,2kVA | |
數(shù)字接口 | RS232 | |
模擬輸出 | 4路(4~20)mA | |
開關量輸入/輸出 | 8路/16路開關量IN/OUT | |
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