Description
AQMS-500 sulfur dioxide (SO2) analyzer applies UV fluorescence technology with the photomultiplier tube (PMT) to measure SO2.
AQMS-500 Sulfur Dioxide Analyzer
Features
- Compliance with US EPA reference method;
- Various outputs include ethernet and RS232;
- User friendly interface with large screen;
- Continuous system diagnosis with alarm;
- Multi-tasking software allows viewing test variables while operating;
- Temperature and pressure compensation;
- Internal data logging with 1 min to 365 day multiple averages;
- Critical orifices provide flow stability;
Specification
| Principle | UV Fluorescence |
| Standard Range | Max:0~20ppm Min:0~100ppb (Selectable) |
| Zero Noise | ≤0.25ppb (RMS) |
| Span Noise | ≤2.5ppb (RMS) |
| Display | Digital |
| Lower Detectable Limit | 0.5ppb |
| Zero Drift | <1ppb/24h |
| Span Drift | ±5ppb/24h |
| Linearity | <1%F.S. |
| Precision | <1% |
| Response Time | T90<120s |
| Sample Flow Rate | (650±65)sccm |
| Data Transmission | 2 channel analog (4~20) mA; 12 digital input/output; 4-way relay output; |
| Calibration | Multi-point calibrator |
| Communication | RS232/RS485/Ethernet |
| Operating Temperature | US EPA Specification 20~30°C, Actual applicable:0~40°C |
| Operating Humidity | 0~95%RH(No:condensation) |
| Power Requirement | 220V AC/50Hz; 110V AC/60Hz |
| Dimensions and Weight | 178(H)x432(W)x609(D)mm, 22kg |
