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 at startup
Wavelength Selection Automatic, based on method selection
Spectral Bandwidth < 8 nm
Photometric Measuring Range ± 3.0 Abs in Wavelength Range 340–900 nm
Photometric Accuracy
0.005 Abs at 0.0–0.5 Abs
1% at 0.50–2.0 Abs
Photometric Linearity
0.5% at ≤ 2 Abs
≤ 1% at > 2 Abs
with neutral glass at 546 nm
Stray Light
< 0.2% T at 340 nm with filter KV450/3
< 0.1% T at 340 nm with NaNO2
Data Storage 500 measured values (result, date, time, sample ID, user ID)
User Programs 50 programs
Physical and Environmental Specifications
Dimensions 220 x 135 x 330 mm (8.6 x 5.3 x 12.9 in.)
Weight
4.06 kg (8.95 Ib) without battery
4.38 kg (9.66 Ib) with battery
Enclosure Rating
IP41 with lid closed
IP42 with Protective Cover
Operating Requirements 10 to 40 °C (50 to 104 °F), max. 80% relative humidity (non-condensing)
Storage Requirements –40 to 60 °C (–40 to 140 °F) max. 80% relative humidity (non-condensing)
General Specifications
Power Requirements
DR 2800: 15VDC/30VA (output)
External power supply: 100–240 VAC/50-60 Hz input
Lithium battery pack,11.1 V, 4.4 Ah, rechargeable
Interfaces
Use only shielded cable with maximum length of 3 m
1 USB for PCs only
1 USB reading device for memory cards and keyboard
Safety Class Safety class II