OVERVIEW
D-R 220
DUST AND OPACITY MONITOR
The cost-effective solution for continuous, contactless dust and opacity measurement at medium to high concentrations in dry flue and process gases.
- Continuous dust measurement
- Contactless measurement
- Automatic control functions
- High-quality corrosion-free plastic housing and a wide ambient temperature range
- Easy installation for opacity monitoring and reliable emission monitoring
- Reliable measurement of medium to large dust concentrations
- Space-saving and easy installation
- Transmission measuring principle opens up a wide range of applications
- Also for use under extreme sample gas conditions
- Emission measurement of dry flue gases at the stack
- Measurement of dry flue gases in the process
- Corrosive flue gases, challenging gas matrix
- Measurement of dry process gases
| Measuring principle | Transmission, contactless and in-situ measurement |
| Measuring variable | Extinction, opacity, calibratable as dust concentration in mg/m³ |
| Measuring range | Opacity: 0 … 100% Extinction: 0 … 1.6 Dust concentration: 0 … 5,000 mg/m³ |
| Certified measuring range | n/a |
| Ambient conditions | Installation location: Indoor or outdoor installation** Temperature: -20 … +50 °C |
| Operating conditions in duct | Temperature: Maximum 200 °C, optional: 500 °C Relative humidity: 0 … 95%, non-condensing Relative pressure: -50 … +10 hPa (standard) -50 … +50 hPa (optional) |
| Duct dimensions | Inner diameter: 0.4 … 10 m |
| Interface* | Analogue output: 1x 4 … 20 mA, maximum 400 Ohm, potential-free (various parameters adjustable) Digital output: 2x NC/NO, max. 60 VDC, 30 VAC, 0.5 A (various parameters adjustable) RS 485 Modbus RTU, USB Status display: LED |
| Operation and display | Software D-ESI 100*** or Operating unit D ISC 100 |
| Control functions | Automatic zero point and reference point measurement, manual contamination and linearity measurement (optional) |
| Light source | LED |
* Additional interfaces with D‑ISC 100 operating unit
** Weather protection cover required for outdoor installation
*** Enables remote access via web interface, PC with Windows operating system required
DURAG Group products and solutions under its group such as:
- SMITSVONK (Netherlands-based) for high-energy ignition systems, pilot burners, and ignition burners
- Hegwein GmbH (Stuttgart-based) for (gas and oil ignition burners and gas burners
- AP2E (France-based) for ProCeas® lasercem analyzers for gas traces in hydrocarbons via infrared spectrometry online gas analysis, with no need for sample conditioning/heating
- Grimm Aerosol Technik for detection and analysis of aerosol particles in various fields such as environmental monitoring, occupational safety and research.
- Mercury Analysers for measuring principle that allows separate determination of elemental and oxidized mercury
- Dust Monitors and Analysers for measure dust concentrations in dry and wet gases continuously
Approvals And Certifications
- TÜV certificate (Germany requirement for continuous emission monitoring systems)
- Compliant to US EPA, QAL 1 Certification, EN 14181, EN 15267, EN 16911-2
- FM approval (ANSI safety standards)
- Explosion Proof Certification (IECEx, ATEX, NEPSI, TIIS)
- CE Marking (conforms with the applicable EU directive)
The DURAG GROUP is a leading provider of intelligent solutions for combustion technology, emissions and ambient air monitoring, multi-gas analysis, tunnel sensors, and environmental and process data management, with more than 70 years of experience.
The company has around 500 specialists who offer modern technology, certified instruments, and reliable services for the individual requirements of customers worldwide.
It provides a comprehensive product portfolio for industrial combustion and flame control technology, visualization and online analysis of thermal processes, gas analysis, as well as the measurement and analysis of emissions and ambient air monitoring.
D-R 220