Hach-Lange DR 2800 eco - Manual (Page 9)

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Section 1 Specifications
Specifications are subject to change without notice.
Performance Specifications
Operating Mode Transmittance (%), Absorbance and Concentration
Source Lamp Gas-filled Tungsten (visible)
Wavelength Range 340–900 nm
Wavelength Accuracy ± 1.5 nm
Wavelength Reproducibility < 0.1 nm
Wavelength Resolution 1 nm
Wavelength Calibration Automatic
Wavelength Selection Automatic, based on method selection
Spectral Bandwidth: < 8 nm
Photometric measuring range ± 3.0 Ext in Wavelength Range 340–900 nm
Photometric Accuracy
5 mExt at 0.0–0.5 Ext
1% at 0.50–2.0 Ext
Photometric Linearity
< 0.5%–2 Ext
< = 1% at > 2 Ext
with neutral glass at 546 nm
Stray Light
< 0.2% T @ 340 nm with KV450/3
< 0.1% T @ 340 nm with NaNO
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Data storage
DR 2800: 500 measured values (result, date, time, sample ID, user ID)
DR 2800 eco: 200 measured values (result, date, time, sample ID, user ID)
User programs 50 (DR 2800 only)
Physical and Environmental Specifications
Width 8.6 in (220 mm)
Height 5.3 in (135 mm)
Depth 12.9 in (330 mm)
Weight
8.95 Ibs (4.06 kg) without battery
9.66 Ibs (4.38 kg) with battery
Operating Requirements 10–40 °C (50–104 °F), max. 80% relative humidity (non-condensing)
Storage Requirements -40–60 °C (-40–140 °F) max. 80% relative humidity (non-condensing)
Additional technical data
Mains connection
DR 2800: 15 V- / 30VA
Plug-in power supply unit: (100–240 V/50–60 Hz)
Interfaces
Use only shielded cable with max. length of 3 m.
1 x USB for PCs only
1 x USB reading device for memory cards and keyboard
Enclosure Rating
IP 41 with closed lid
IP 42 with Protective Cover in place
Safety class Safety class II