Vessel types: | 0.3 | 0.4 | 1 | 3 | 7 |
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Volume [L]: *) | 0.035–0.4 | 0.15–0.45 | 0.3–1.7 | 0.5–3 | 1–6 |
Height [cm]: **) | 34 | 22 | 34 | 37 | 50 |
Diameter [cm]: **) | 22 | 23 | 25 | 34 | 30 |
*) Volume - is apx. minimal and maximal working volume. May vary according to conditions of each application.
**) Height + Diameter - apx. dimensions of the vessel for autoclave with typical accessories. May vary according to conditions of each application.
The LAMBDA MINIFOR fermentor/bioreactor is controlled by two microprocessors.
Parameter | Description |
---|---|
Power | Universal power supply for mains 100-245 V AC/50-60Hz, 560W, CE conform |
Dimensions | 22 x 40 x 38 cm (W x D x H) |
Display | LCD 4 x 40 digits with backlight illumination |
Fermentor vessel | Pyrex glass with 6 to 8 side necks; 0.3, 0.4, 1, 3, 7 liter vessels |
Temperature control | High efficiency 150 W infrared (IR) radiation heat source with gilded parabolic reflector |
Regulation | from 5°C over RT to 70°C |
Measurement | from 0 to 99.9°C in 0.1°C steps |
Precision | +/- 0.2°C (0 to 60°C) |
Sensor | Pt 100 incorporated in the glass electrode of the pH probe |
pH control | sterilisable pH electrode pH 0-14 with automatic temperature correction, two-point semiautomatic calibration and Variopin connector |
Resolution | 0.01 pH unit |
Precision | +/- 0.02 pH unit |
pO2 control | sterilisable Clark type oxygen sensor with fast response, automatic temperature correction, two-point semiautomatic calibration, dissolved oxygen (DO) control through regulation of the airflow rate |
Range | 0 to 25 mg oxygen/ l, in 0.1 mg/l steps |
Air flow | 0 to 5 l/min in 0.01 l/min steps, measured by precise mass flow meter, linearity +/- 3%, reproducibility +/- 0.5% |
Control | proportional valve controlled by microprocessor |
For supplied air pressure | 0.05 – 0.2 MPa (0.5 - 2 atm) |
Agitation | 50 W Vibromixer 0 to 20 Hz (0 to 1200 rpm) in 0.1 Hz steps (6 rpm) with 1 or more stirring discs; Sterility similar to magnetic coupling |
Selectable parameter | an additional parameter can be controlled by the instrument (foaming control, weight (for continuous cultures), pCO2, redox potential, conductivity, optical density, etc.); with standard 0-10V or 0-20mA output |
Ports | One large quadruple sampling or additions port with four needles with LAMBDA PEEK double-seal connections, used for sampling, inoculation, antifoam, feeds, harvest, addition of correction solutions etc., additional double ports are available. |
Pumps | up to 4 independent pumps (PRECIFLOW, MULTIFLOW, HIFLOW or MAXIFLOW) with speed variation from 0 to 100 % can be used with MINIFOR lab fermenter-bioreactor |
Gas flow control | In addition to pumps, several electronic flow controllers with flow rate ranges of 0-5 l/min (MASSFLOW 5000) or 0-500 ml/min (MASSFLOW 500) can be used for the controlled addition of gases (e.g. N2, O2, air, CO2) in cell cultures; freely configurable gas station module |
Working temperature | 0 – 40 °C |
Working humidity | 0 - 90 % RH, not condensing |
Weight | 7.5 kg |
PC control | complete PC control and data processing using the fermentation software FNet (for up to 6 MINIFOR fermenters) or SIAM (for an even higher number of instruments) |