A WIDE RANGE OF APPLICATIONS FOR CEMS AND PROCESS
- Ammonia slip control (DeNox)
- Process and combustion control
- HF emission control in aluminum plant
- HCl/SO2 abatement control
- Ethylene cracking furnace control
- HCl level in semiconductor production
- Ammonia concentration control in pet food, fertilizer plants, etc.
Measurable parameters |
Pollutant |
Range |
NH3 + H2O |
0–10 ppm / 0–5000 ppm + 0–5% / 0–50% |
HF |
0–3 ppm / 0–500 ppm |
CO ppm + H2O |
0-50 ppm / 0-1% + 0-10% / 0-50% |
CO% + H2O |
0-1% / 0-100% + 0-10% / 0-50% |
CO% + CO2 |
0-1% / 0-100% + 0-1% / 0-100% |
CO2 + H2O |
0-1% / 0-100% + 0-10% / 0-50% |
O2 |
0-1%/ 0-100% |
HCl + H2O* |
0-10 ppm / 0-5000 ppm + 0-10% / 0-50% (*gas temperature must be above 150°C). |
Other gases |
Available upon request: CH4, H2S, H2, NO… |
Technical Specifications |
Technology |
ADLAS (Advanced Detection Laser Absorption Spectroscopy)
• Optimized Opto-Mechanical Design
• High Speed Low-Drift Electronics
• Powerful Signal Processing and Algorithm
• Independent Spectroscopy Technique |
Lower Detection Limit |
< 1% of FS |
Response Time (0–90%) – Short |
1 s |
Lack of fit/Linearity |
≤ ±1% |
Flue Gas Temperature (°C max)
NH3 + H2O / HCl + H2O / HF
CO + H2O / O2 / CO + CO2 |
+400°C (Depends on the concentration range)
+1200°C (Depends on the concentration range) |
Flue Gas Pressure |
2 bars max (absolute) |
Display on Tx |
4 x 20 LCD |
Communication |
Modbus RTU (RS485) / Ethernet (RJ45) – Web server |
Power supply type |
+ 24 V DC, ripple and noise 50 mV |
Power consumption |
15 W (warm-up)
< 15 W in standard use |
Recommended T° (ambient) |
-20°C to +55°C |
IP index Tx & Rx enclosures |
IP65 |
Flange specification requirement on stack |
DN50 PN16, 2’’ – 150 lbs, Class 150 |
Flange material |
SS 316 L |
Air consumption
(main purge – necessary) |
5-50 L/min (to adjust according to site conditions)
(dry and oil free, ISO 8573.1 Class 2-3) |
Air consumption
(secondary purge – recommended) |
2-3 L/min (dry and oil free, ISO 8573.1 Class 2-3) |
Stack diameter compatibility |
From 0.5 to 20 m |
Note – The technical specifications are defined in the following conditions: Gas temperature = 25°C / gas
pressure = 1013 mbar / pathlength = 100 cm / ambient temperature = 25 °C