Velp NDA 702 Dual Carrier Gas Dumas Nitrogen Analyzer

Exceptional Versatility
Can operate with Argon or Helium as carrier gas
Preinstalled methods selectable in an instant
Controllable from PC with DUMAsoft™ software
Powerful, clear and detailed reporting software
Data storable in multiple formats for LIMS or PC

High Productivity
Flash determination of nitrogen & protein content
Automated analysis of preloaded samples (117 positions)
Totally unsupervised operation
Results produced 24/7/365

High Performance
Unmatched LOD (0.001 mg N (using He) - 0.01 mg N (using Ar))
RSD less than 0.5% with EDTA standard
Conforms to Good Laboratory Practice standard
Leak tests (zone or total) ensure optimum performance

Economical Operation
LoGas™ TCD with no reference gas required
Exceptionally low cost per analysis
Premium quality consumables
Low energy consumption
Lowest operator costs

Environmentally Friendly
Minimum possible waste & residues
Optimized life of consumables
Incorporates TEMS™ technology*

Cloud-Enabled Instrument
Effortlessly connect your instrument to the cloud in complete safety
Real time monitoring and notification via VELP Ermes Cloud Platform
Immediate Software Updates (OTA)
Access to your data via PC, smartphone and tablet
Create and share reports, track trend and get useful insights

Method of analysis: Dumas method / Combustion
Detector: Innovative autocalibrating TCD (no reference gas required)
Sample weight: up to 1g
Autosampler capacity: up to 4 discs, 30 positions each
Reproducibility (RSD): < 0.5% for EDTA standards approx. 100 mg (9.57% N)
Recovery : > 99.5%
Detection limit: 0.001 mgN (He); 0.01 mgN (Ar)
Combustion temperature: 1030 °C / 1886 °F
Helium (He) / Argon (Ar): purity 99.999% (grade 5.0)
Oxygen (O2): purity 99.999% (grade 5.0)
Helium (He) / Argon (Ar) pressure: 2 bar
Oxygen (O2) pressure: 2 bar
Interfaces: USB, RS232
Power: 1400 W
Power supply: 230 V / 50-60 Hz
Weight: 54 kg / 119 lb
Dimensions (WxHxD): 655x510x410 mm (655x690x410 mm including autosampler)
25.8x20.1x16.1 in (25.8x27.0x16.1 in including autosampler)Exceptional Versatility