监测项目 |
测量方法 |
测量范围 |
零点漂移 |
量程漂移 |
线性误差 |
输出信号 |
SO2 |
DOAS |
0~20~200 μmol/mol |
±1%FS/7d |
±1%FS/7d |
≤±1%FS |
RS-232/485 4~20mA |
NOx |
DOAS |
0~20~200 μmol/mol |
±1%FS/7d |
±1%FS/7d |
RS-232/485 4~20mA |
|
CO |
非分散红外吸收法 |
0~2000 μmol/mol |
±1%FS/7d |
±1%FS/7d |
RS-232/485 4~20mA |
|
O2 |
电化学或 磁压式 |
0~25% |
±1%FS/7d |
±1%FS/7d |
RS-232/485 4~20mA |
|
颗粒物 (粉尘) |
激光前散射法 |
0~5~200mg/m3 |
±2%FS/7d |
±2%FS/7d |
≤±3%FS |
4~20mA |
流速 |
压差传感法 |
0~40m/S |
±5%FS/7d |
±5%FS/7d |
≤±1%FS |
4~20mA |
压力 |
压差传感法 |
60~140KPa |
±2%FS/7d |
±2%FS/7d |
≤±1%FS |
4~20mA |
温度 |
热电偶 |
0~500℃ |
±1%FS/7d |
±1%FS/7d |
≤±1%FS |
4~20mA |
湿度 |
电容法 |
0~100% |
±2%FS/7d |
±2%FS/7d |
≤±1.5%FS |
4~20mA |