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D3

Three simple connections will unleash the D3’s power for your custom system.

Dual Independent UV Absorbances

Practichem D3 Biodetector with dual independent UV Led detectors

Integrated Conductivity Meter

Practichem D3 Biodetector with conductivity

USB Communications and Power

Practichem D3 Biodetector is USB powered

Integration

USB

Practichem D3 Biodetector USB

Python

Practichem D3 Biodetector Python

Detect

Practichem D3 Biodetector detect measurements

Include the D3 biodetector in your custom application through a simple USB connection.

Communicate with the D3 using Python code.

Options

Wavelength

Practichem D3 Biodetector Wavelength Options

Path Length

Practichem D3 Biodetector can use 2 and 5 mm path lengths

Choose from several detection wavelength and path length options in your D3.

Technical Specifications

Maximum operating pressure

5 MPa

Wetted materials

Ti, PCTFE, fused silica, silicone

Connection ports

10-32 UNF cone fitting

Internal volume

2 & 2 mm path: 14.5 μL

2 & 5 mm path: 19.8 μL

5 & 5 mm path: 25.1 μL

Illuminated volume

2 mm path: 3.5 μL

5 mm path: 8.8 μL

Update rate

25 Hz

Reporting range

0.001 - 5 AU

Linearity

< 2% deviation below 2 AU (uracil, pH 2, 260 nm)

Path lengths

2 & 5 mm

Wavelengths

245 - 350 nm (see LED chart below )

Noise

< 500 μAU

Drift

below measurable limits

Update rate

25 Hz

Conductivity range

0.01 - 200 mS/cm

Conductivity accuracy

greater of ±0.01 mS/cm or ±2% of full scale

Temperature range

0 - 99 °C

Temperature accuracy

±1.5 °C (4 - 45 °C)

Power

5 VDC, 175 mA typical, 250 mA maximum

Communications

USB

Connector

Powered micro USB (500 mA capable)

Packaging

Benchtop case or OEM panel mount

Panel thickness

0.8mm-2.5mm Nominal: 1.6mm

External size

15 x 11 x 7 cm

Weight

Benchtop case: 415g

OEM: 225g

Absorbance

Percent B vs Absorbance

Conductivity

Percent B vs Conductivity

Back Pressure

Back Pressure vs Flow Rate graph

Wavelength Options

Wavelength
(nm)
Spectral accuracy
(FWHM in nm)
Relative power* Typical Uses
245 12 0.12 Homoannular diene
260 12 0.50 Nucleic acids
280 12 1.00 Tryptophan, tyrosine
315 10 0.66  
350 20 1.33  

 

* LED output power relative to 280 nm emitter. Output power determines the maximum usable absorbance. Remember, absorbance is logarithmic. A 50% power LED can measure approximately 1/10th the absorbance range.