Use:
- development and optimization of production processes
- scaling of processes
- statistical research
- Analytical Research Technologies (PAT)
- development of environments
- study of growth characteristics
- toxicity testing
Multifors for bacteria / yeast / fungi
Vessel description:
- borosilicate glass
- flat bottom
- total / working maximum volume - 0.75 / 0.5 l or 1.4 / 1.0 l
- minimum working volume - 0.18 l or 0.32 l
- the ratio of the depth of the vessel to the inner diameter is 2.8: 1 or 2.5: 1
- external dimensions of the vessel (height x diameter, mm) - 195 x 70 (vessel 0.75 / 0.5 l) and 220 x 90 (vessel 1.4 / 1.0 l)
- the presence of bumpers inside the vessel
- tight connection of the fermenter lid to the vessel without lubrication
- stirrer rotation speed - 100-1200 rpm
- an electromagnetic removable agitator motor located at the bottom
- electronic control of the operation of the electric motor
- Rushton mixing element (cross paddle)
- temperature range - from 5-10 ° C above the cooling water to 60
- direct heating by an electric heating element
- cooling with tap water through a coil (cold water supply is controlled by an automatic valve)
- electronic control of the dosing rate
- removable autoclavable dosing heads - 8 pcs. (4 pcs. for each vessel)
- the ability to program and change the placement of pumps during operation to supply various reagents
- through an air filter and an injector, controlled by a rotameter
- standard bubbler without diffusers
- control of the concentration of dissolved oxygen with a pO2 sensor (option)
- the possibility of bubbling with various gases O2, CO2, N2 and their mixtures
- control of gas supply by an automatic valve
- gas mass flow control system
- temperature
- pH
- stirrer rotation speed
- dissolved oxygen concentration
- foam leve
- mass flow of gases
- food
- composition of the gas mixture
- additional 8 freely configurable channels
On the base of the fermenter there is a removable, easily removable stand, on which a vessel, bottles, peristaltic pump heads, sensors, filters, hoses are placed, which ensure the simultaneous autoclaving of all working parts of the fermenter.
X-DDC control panel:
- microprocessor control based on X-DDC
- RS232 port for Iris software
- LCD display, consisting of 16 lines of 40 characters
- control of parameters in 6 vessels (up to 3 Multifors) from one display
- easy-to-attach panel on the base of the fermenter, can also 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 electrical wire
- dissolved oxygen polarographic sensor
- redox electrode
- foam level control sensor
- "cold finger"
- various combinations of O2, CO2 and N2 gas mixers
- system of separate supply of gases O2, CO2 and N2
- bubbling O2, CO2 and N2
- gas mass flow control system
- ultra-small peristaltic pumps for ultra-precise dosing (1.2 ml / min)
- outlet gas concentration analyzer
- sampling system
- Iris V5 software (for networking up to four Multifors)
Fermenters with a volume of more than 300/200 l (total / working) - on request.