Product Filter
D-FL 100
Volume flow measuring system
For continuous volume flow measurement in dry gases. Reliable, even under extreme operating conditions.
Functionality: Differential pressure principle
Features
- Continuous measurement of velocity and volume flow
- Double-sided installation for measurement over the entire duct diameter or cost-saving single-sided installation
- Robust and resistant probe material for use in aggressive gases or at high temperatures (optional)
- Probe individually adapted to the application
- Automatic back purging unit (optional)
- Automatic internal self-test
Benefits
- Certified for official emission monitoring
- Precise measurement of velocity and volume flow even under demanding operating conditions
- Space-saving and easy single-sided installation (optional)
- Suitable for use in potentially explosive atmospheres (optional)
- Suitable for use in hot gases
Applications
- Continuous emission monitoring in hot or aggressive gases
- Continuous emission monitoring in small to large duct diameters
- Continuous emission monitoring in explosive atmospheres
- Volume flow measurement for process control and process optimization
Technical Data
- Technical data
- Explosion protection
- System components
| Measuring principle | Differential pressure measuring principle, in-situ measurement, continuous measurement, single-sided or double-sided installation |
|---|---|
| Measuring variable | Differential pressure, velocity, volume flow, volume flow (standardized), temperature, pressure |
| Measuring range | Velocity: 3 … 50 m/sVolume flow: 0 … 3,000,000 m³/h |
| Certified measuring range | 3 … 30 m/s (certification range), 3 … 50 m/s (additional range) |
| Ambient conditions | Ambient temperature:-20 … +50 °C (certified)-40 … +60 °C (optional)Humidity: 30 … 60% relative humidity, non-condensing |
| Operating conditions | In duct:Temperature: Maximum 850 °CRelative humidity: 0 … 95%, non-condensingRelative pressure: -50 … +50 hPaDust concentration: Maximum 30 / 100 / 150 mg/m³, depending on probe version |
| Dimensions | Inner duct diameter: 0.4 … 9 mWall thickness: Maximum 300 / 800 / 1,300 mm, depending on probe version |
| Interfaces | Analogue output: 1x 4 … 20 mA, maximum 400 Ohm, potential-freeDigital output: 2x NC/NO, maximum 60 VDC, 30 VAC, 0.5 A Modbus RS 485 RTU, USB |
| Operation and display | Software D-ESI 100, operating unit D-ISC 100 (optional), status LED (optional) |
| Check functions | Automatic internal self-test |
| Nominal voltage | 24 VDC |
| Degree of protection | Evaluation unit: IP65 (version in housing) / IP20 (version as top-hat rail module)Differential pressure sensor: IP67 |
| D-FL 100-20 | II 2 GD Ex d IIC T5 Gb Ex tb T100°C Db (optional) |
|---|---|
| Differential pressure sensor | II 1/2 G Ex ia IIC T6 … T4 Ga/Gb (optional) |
| Probe D-FL 100 with accessories | |
|---|---|
| Differential pressure sensor D-FL 100 DDM | |
| Evaluation unit D-FL 100-20 | |
| Pressure sensor D-FL 100 ADM (optional) | |
| Temperature sensor D-XT (optional) | |
| Software D-ESI 100* or Operating unit D-ISC 100** | |
| Weather protection (optional for outdoor installation) | |
| Automatic back purging unit (optional) |
* Enables remote access via web interface, PC with Windows operating system required
** Additional interfaces with D-ISC 100 operating unit
Accessories
- Mandatory
- Recommended
| D-ESI 100 |
| D-ISC 100 xx2 |