表2. 常见气体电化学传感器及其参数
技术目录 |
气体 |
量程 |
精度 |
灵敏度 |
漂移 |
寿命 |
技术 |
|
CH2O |
0-10; up to 100ppm |
+/-1% |
0.05ppm |
<5%/M |
2y |
|
|
C2H4O |
0-20ppm; up to 100ppm |
|
0.1ppm |
<5%/Y |
2y |
|
2510 |
Cl2 |
0~20ppm;up to 250ppm |
+/-1% |
0.1ppm |
<2%/M |
2y |
固体电解质 |
2510 |
ClO2 |
0~5ppm;up to 10ppm |
+/-1% |
0.01ppm |
<2%/M |
2y |
固体电解质 |
2610 |
CO |
0-40,000, up to 100,000ppm |
+/-2% |
10ppm |
<2%/M |
3y |
电化学 |
|
|
0-4,000, up to 20,000ppm |
+/-2% |
1ppm |
<2%/M |
3y |
电化学 |
|
|
0-1,000, up to 2,000ppm |
+/-2% |
0.5ppm |
<2%/M |
2y |
电化学 |
2510 |
CO2 |
0~15.4Vol%;0~11.7Vol% |
+/-2% |
|
|
|
固体电解质 |
2410 |
Ex |
0~100% LEL(0-3/5%甲烷) |
+/-5% |
0.25ppm |
<5%/M |
2y |
催化氧化法 |
2320 |
H2 |
0-1,000ppm; up to 2,000ppm |
+/-1% |
2ppm |
<2%/M |
2y |
效应管 |
|
H2 |
0-10,000ppm; up to 20,000ppm |
+/-1% |
10ppm |
<2%/M |
2y |
|
2610 |
H2S |
0~200ppm, up to 1000ppm |
+/-1% |
0.25ppm |
<2%/M |
2y |
恒电位电解法 |
|
H2S |
0~50ppm, up to 500ppm |
+/-1% |
0.1ppm |
<2%/M |
2y |
恒电位电解法 |
|
H2S |
0~1000ppm, up to 2000ppm |
+/-1% |
0.5ppm |
<2%/M |
2y |
恒电位电解法 |
|
HCl |
0-50; up to 100ppm |
+/-1% |
0.5ppm |
<2%/M |
2y |
|
2610 |
HCN |
0~50ppm |
+/-1% |
|
|
|
恒电位电解法 |
|
HCN |
0~100ppm; up to 200ppm |
+/-1% |
0.5ppm |
<2%/M |
2y |
恒电位电解法 |
2610 |
NH3 |
0~300ppm |
+/-1% |
|
<2%/M |
2y |
恒电位电解法 |
|
NH3 |
0~50ppm; up to 200ppm |
+/-1% |
0.5ppm |
<10%/M |
2y |
恒电位电解法 |
2610 |
NO2 |
0-200; up to 1,000ppm |
+/-2% |
10ppb |
<5%/M |
|
电化学 |
2610 |
NO |
0-1,000; up to 5,000 ppm |
+/-2% |
1ppm |
<2%/M |
|
电化学 |
2620 |
O2 |
0-25%Vol; up to 30%,100% |
+/-2% |
0.01% |
<1%/M |
|
电化学 |
|
|
0-100%Vol |
+/-2% |
0.01% |
<2%/M |
|
电化学 |
|
|
0-100%Vol |
+/-1% |
0.01% |
<2%/M |
|
电化学 |
|
O3 |
0-2; up to 5ppm |
+/-2% |
20ppb |
<4%/M |
6m |
电化学 |
|
PH3 |
0-5ppm; up to 20ppm |
|
0.05ppm |
<2%/M |
2y |
|
2610 |
SO2 |
0-2,000, up to 5,000ppm |
+/-2% |
1ppm |
<2%/M |
|
电化学 |
|
|
0-100, up to 500ppm |
+/-2% |
0.5ppm |
<2%/M |
2y |
电化学 |
|
|
0-20, up to 100ppm |
+/-2% |
0.1ppm |
<2%/M |
2y |
电化学 |
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