- For very low to medium dust concentrations
- One-sided installation
- Contamination check
- Automated thorough check of zero and reference point
- Automated compensation of background radiation, therefore no light absorber required
- For medium to large duct diameters
Product Specifications:
Measured values:
Scattered light intensity, dust concentration (after gravimetric comparison measurement)
Performance-tested measurands:
Scattered light intensity
Measurement principles:
Scattered light backward
Spectral range:
640 nm ... 660 nm
Laser, protection class 2, power < 1 mW
Measuring ranges:
Dust concentration 0 ... 10 mg/m³ / 0 ... 200 mg/m³
Higher measuring ranges on request
Certified measuring ranges:
Scattered light intensity: 0 ... 100 SI / 0 ... 15 SI / 0 ... 50 SI / 0 ... 200 SI
Response time (t90):
1 s ... 600 s
Freely adjustable
Accuracy:
≤ 2 %
Of measuring range full scale
Conformities:
Approved for plants requiring approval
2001/80/EC (13. BImSchV)
2000/76/EC (17. BImSchV)
27. BImSchV
TA-Luft (Prevention of Air Pollution)
EN 15267
EN 14181
MCERTS
2010/75/EU
Electrical safety:
CE
Test functions:
Automatic self-test (linearity, contamination, drift, aging)
Contamination limit values: warning at 20%, fault at 30%
Manual linearity test with reference filter