Vessel description:
- borosilicate glass
- round bottom without bumpers
- total / working volume - 0.75 l / 0.5 l or 1.0 l / 0.75 l
- the minimum volume is 0.14 l or 0.22 l
- the ratio of depth to inner diameter is 2.8: 1 or 2: 1.
- providing a stirrer for mixing and aeration of the medium
- stirrer rotation speed - 30–300 rpm
- removable electromagnetic stirrer motor, located on top and not having a direct connection between the drive and the stirring element
- electronic control of the operation of the electric motor
- mixing element "sea propeller" (inclined blade)
- temperature range - from + 5–10 °C above the cooling water to +60
- direct heating by an electric heating element
- cooling is carried out with tap water through a coil
- control by automatic valve for cold water supply
- electronic control of the dosing rate
- dosing heads are removable, autoclavable - 8 pcs. (4 pcs. for each vessel)
- the ability to program and change the placement of pumps during operation to supply various reagents
- gas supply with pre-filtration, flow control through a rotameter
- special bubbler with a divider for creating very small bubbles
- multi-inlet for supplying a mixture of several gases (air, O2, N2 and CO2)
- temperature
- pH
- stirrer rotation speed
- dissolved oxygen concentration
- foam level
- mass flow of gases
- food
- composition of the gas mixture
- additional 8 freely configurable channels
X-DDC control panel (for Multifors, Labfors, Techfors / S, Terrafors):
- microprocessor control based on X-DDC
- RS232 port for Iris software
- LCD display - 16 lines, 40 characters each
- control of parameters in 6 vessels (up to 3 Multifors) from one display
- an easy-to-attach panel on the base of the fermenter that can be placed next to the fermenter
- memory card for saving data
- enable / disable / auto-select parameters
- entering or changing set values and critical parameters
- calibration of pH, temperature and dissolved oxygen sensors
- regulation of the location of pumps and the speed of their rotation
- cascade speed control of the agitator and the O2 supply valve (optional)
- regulation of CO2 and N2 supply (option)
- installation of various levels of access, passwords
Iris software allows you to:
- display fermentation parameters and display them in the form of a graph in one window
- write data to the computer memory, as well as transfer the recorded data to other programs
- set alarms for critical parameter values
- program the sequence of changing parameters during fermentation
- touch control panel
- pH electrode, polarographic dissolved oxygen sensor, redox electrode
- liquid level control sensor
- Iris V5 software for networking up to 4 Multifors
- "cold finger"
- various combinations of gas mixers or their separate supply, bubbling of O2, CO2 and N2
- gas mass flow control system
- outlet gas concentration analyzer
- sampling system
Bioreactors with a volume (total / working) over 300/200 l - on request.