二.主要性能:
CO2: 0-20.0 10-2(﹪)
HC: 0-10000 10-6(ppm)
NO: 0-5000 10-6(ppm)
O2: 0-25.0 10-2(﹪)
油溫:18-150℃
轉(zhuǎn)速:100-20000rpm
2、重復(fù)性誤差: ≤±2﹪
3、零點(diǎn)漂移: CO: ±0.06 10-2(﹪)/1h
CO2: ±0.5 10-2(﹪)/1h
HC: ±30 10-6(ppm)/1h
O2: ±0.5 10-2(﹪)/1h
NO:±30 10-6(ppm)/1h
4、量距漂移: 不過示值誤差允許值(1小時(shí))
5、示值誤差: CO: ±10﹪ (相對(duì)誤差,0-10﹪)
CO2: ±5﹪ (相對(duì)誤差,0-16﹪)
±10﹪ (相對(duì)誤差,16.01-20﹪)
HC: ±3﹪ (相對(duì)誤差,0-2000ppm)
±5﹪ (相對(duì)誤差,2001-5000ppm)
±10﹪ (相對(duì)誤差,5001-10000ppm)
NO: ±5﹪ (相對(duì)誤差,0-4000ppm)
±10﹪ (相對(duì)誤差,4001-5000ppm)
O2: ±5﹪ (相對(duì)誤差,0-25﹪)
油溫: ±2℃ (對(duì)誤差)
轉(zhuǎn)速: ±1.0﹪ (相對(duì)誤差)
6、環(huán)境條件: 溫度:0℃-40℃
濕度:≤80﹪
大氣壓力:60-105kPa
電源:AC 220V±10﹪; 50Hz
7、預(yù)熱時(shí)間:10min
8、取樣方式:
尾氣:直接取樣,取樣管長(zhǎng)度5M,取樣探頭長(zhǎng)度900mm。