Email：export@zetian-tech.com
Tel：+86-571-28322780
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Measuring gas Interference |
SO2 |
NO |
NO2 |
O2 |
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SO2 (500ppm) |
/ |
<1ppm |
no |
no |
|
NO (500ppm) |
no |
/ |
no |
no |
|
NO2 (500ppm) |
no |
<1ppm |
/ |
no |
|
H2O (no dew) |
no |
no |
no |
no |
|
CO (1000ppm) |
no |
no |
no |
no |
|
CO2 (20%) |
no |
no |
no |
no |
|
O2 (21%) |
no |
no |
no |
/ |
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Measurement Principle |
UV-DOAS＋PLS |
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Versions |
Regular range |
Low range |
Ultra-low range |
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Ranges |
Min range |
Max range |
Min range |
Max range |
Min range |
Max range |
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Component |
SO2 |
0-300ppm |
0-3000ppm |
0-100ppm |
0-300ppm |
0-50ppm |
0-100ppm |
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NO |
0-300ppm |
0-3000ppm |
0-100ppm |
0-300ppm |
0-50ppm |
0-100ppm |
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NO2 |
0-500ppm |
0-4000pp |
0-300ppm |
0-1000ppm |
0-100ppm |
0-200ppm |
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O2 (ECD or ZrO2) |
0-5% |
0-25% |
0-5% |
0-25% |
0-5% |
0-25% |
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Linearity |
≤±3%F.S. |
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Repeatability |
≤2% |
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Zero Drift |
≤±2%F.S./7d |
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Span Drift |
≤±2%F.S./7d |
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Response Time(T90) |
≤50s |
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Working Temperature |
－20℃～＋50℃ |
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Preheating Time |
No preheating |
20min |
40min |
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Sample Gas Interface |
Φ6 Bi-Lok |
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Sample Gas Flow |
Range: (0.5～2)L/min, fluctuation＜25% |
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Sample Gas Pressure |
Current ambient pressure ±0.1Bar |
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Sample Gas Temp. |
0℃～＋50℃ |
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Sample Gas Humidity |
No condensation (under sample gas temperature) |
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4-20mA Input |
3 , configurable, 100Ω load |
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4-20mA Output |
5, output content can be configured, maximum load capacity ≤800Ω |
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Switching value Input |
6 , configurable |
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Relay Output |
14, output content can be configured. DC30V2A |
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Digital I/O |
1×Rs232, 1×Rs485 (Support Modbus protocol) |
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Installation Method |
19’ panel |
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Supply Voltage |
220VAC±10% |
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Rated Power |
About 100W |
About 120W |
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