Product Filter
GRIMM 7917
Emission sampling system (ESS)
For direct sampling of high-temperature aerosols from hot exhaust gas, e.g. from fireplaces, combustion processes or engine exhausts. Built for temperatures of up to 500 °C (932 °F).
Features
- Sampling from hot gas with temperatures up to 500 °C
- Heated sampling probe to prevent particle formation
- Stable and reproducible dilution ratios
- Optional with one or two dilution stages
- Integrated filter, dryer and activated charcoal absorber
- Compatible with GRIMM SMPS+C and SMPS+E systems
Applications
- Engine exhaust studies
- Characterisation of burners
- Monitoring emissions from domestic heating
- Measurements in stacks
- Optimization of burner chambers and combustion processes
Technical Data
- Technical data
| Working principle | Two-stage injection diluter |
|---|---|
| Dilution air | Supplied by internal pump; filtered and dried |
| Dilution air flow rates | 9 l/min (first and second dilution stage) |
| Flow control | Temperature stabilized critical orifices |
| Sample air flow rate | Variable (e.g. 0.3 … 1.2 l/min) |
| Sampling probe tip | Ø = 8 mm (0.3 in) |
| Sample gas temperature | Up to 500 °C (932 °F) |
| Heater temperature | Up to 200 °C (392 °F) |
| Pressure range | ±100 mbar vs ambient pressure |
| Dilution ratios | Depending on sample flow rate, see table |
| Dimensions (h x w x b) | Sampling probe: l = 97 cm (38.2 in), Ø = 5 cm (1.96 in)ESS controller h x w x b: 21 x 26 x 26 cm (10.2 x 10.2 x 8.3 in)Sheath air dryer Ø x h: 12.5 x 59 cm (4.9 x 23 in)Mounting plate with accessories: 73 x 30 x 44 cm (28.7 x 11.8 x 17.3 in) |
| Weight | Sampling probe: approx. 2.5 kg (5.5 lbs)ESS controller : approx. 10 kg (22 lbs)Sheath air dryer: approx. 4.5 kg (9.9 lbs)Mounting plate with accessories: approx. 4 kg |
| Weight of complete system | Approx. 21 kg (46.3 lbs) |