Absorption measuring range |
0 A – 3.0 A (260 nm) |
BSA concentration range |
7.5 ng/µL – 45.45 µg/µL |
BSA concentration range (UV 280 nm) µCuvette G1.0 |
75 ng/µL – 45.45 µg/µL ±0.03 µg/µL at A = 0 ±0.076 µg/µL at A = 1 (0.5 %) |
BSA concentration range (UV 280 nm) UVette 10 mm |
7.5 ng/µL – 4.5 µg/µL ±0.003 µg/µL at A = 0 ±0.007 µg/µL at A = 1 (0.5 %) |
BSA concentration range (UV 280 nm) UVette 2 mm |
37.5 ng/µL – 22.5 µg/µL ±0.015 µg/µL at A = 0 ±0.038 µg/µL at A = 1 (0.5 %) |
Beam receiver absorption |
CMOS photodiode array |
Cuvette shaft |
12.5 mm × 12.5 mm, tempered 20 °C – 42 °C |
Emission wavelength I fluorescence |
– |
Emission wavelength II fluorescence |
– |
Excitation wavelength fluorescence |
– |
Fluorescence measuring range |
– |
Light path height |
8.5 mm |
Light source absorption |
Xenon flash lamp |
Light source fluorescence |
– |
Measuring principle absorption |
Single-beam absorption spectrophotometer with reference beam |
Measuring principle fluorescence |
– |
Method memory |
>100 method programs |
Operator guidance language |
Spanish, Italian, French, English, German |
Power consumption |
Approx. 30 W during operating step Approx. 5 W with dimmed display and temperature control switched off |
Random error absorption |
≤0.002 at A = 0 ≤0.005 (0.5 %) at A = 1 |
Random error fluorescence |
– |
Random error wavelength |
±1 nm |
Random temperature error |
±0.15 °C at 25 – 37 °C |
Smallest step size |
1 nm |
Spectral bandwidth |
≤4 nm |
Systematic error absorption |
±1 % (A = 1) |
Systematic error wavelength |
≤0.5 nm |
Systematic temperature error |
±0.2 °C at 25 – 37 °C |
Wavelength range |
200 nm – 830 nm |
Wavelength range absorption |
Scan (nm): 200 – 830 at 1 nm increments |
dsDNA concentration range |
2.5 ng/µL – 1,500 ng/µL |
dsDNA concentration range (UV 260 nm) UVette 10 mm |
2.5 ng/µL – 150 ng/µL ±0.1 ng/µL at A = 0 ±0.25 ng/µL at A = 1 (0.5 %) |
dsDNA concentration range (UV 260 nm) UVette 2 mm |
12.5 ng/µL – 750 ng/µL ±0.5 ng/µL at A = 0 ±1.25 ng/µL at A = 1 (0.5 %) |
dsDNA concentration range (UV 260 nm) µCuvette G1.0 |
25 ng/µL – 1,500 ng/µL ±1 ng/µL at A = 0 ±2.5 ng/µL at A = 1 (0.5 %) |
Interfaces |
› USB master: for USB stick and thermal printer DPU-S445 › USB slave for connecting to a PC › Serial interface RS-232: for thermal printer DPU-414 › Ethernet interface RJ45: For connecting to a network printer |
Power supply |
230 V, 50 – 60 Hz |
Dimensions (W × D × H) |
295 × 400 × 150 mm / 11.6 × 15.7 × 6 in |
Weight w/o accessories |
5.5 kg |
Interval between two measuring points |
00:05 – 10:00 min:sec |
Measuring time range |
00:05 – 59:59 min:sec |
Adjustable temperature range |
20 – 42 °C (smallest step size 0.1 °C) |