Power supply |
Universal power supply for mains 100–240 V
AC/50–60Hz, 400W, CE conform
Fused 5 x 20 F2A |
Dimensions |
220 x 444 x 350–550 mm (W x D x H) |
Architecture |
Dual microprocessor technology
MIPS 120 MHz
ARM 1 GHz Quad-Core |
Operating memory |
2 GB |
Internal Memory (non-volatile) |
8 GB
4GB available for process or user data saving |
Display |
7” TFT IPS with resolution 1024x600 and capacitive touch panel |
Fermenter vessel |
Pyrex glass with 6 to 8 side necks; 0.3 L, 0.4 L, 1 L, 3 L, 7 L vessels |
Temperature control |
High efficiency 150 W infrared (IR) radiation heat source with gilded parabolic reflector |
- Regulation |
from 5 °C above RT to 70 °C |
- Measurement |
from 0 to 99.9 °C in 0.1 °C steps |
- Precision |
± 0.2°C (0 to 60 °C)
(depending on the accuracy of the probe) |
- Sensor |
Pt 100 incorporated in the glass electrode of the pH probe (analog combined pH probes or digital probes) |
- Control type |
fixed value, profile, or cascade control |
pH control |
Sterilisable pH electrode pH 0–14 with automatic temperature correction, two-point calibration and Variopin connector or digital probe ARC |
- Range |
0 to 14.0 pH unit |
- Resolution |
0.1 or 0.01 pH unit (adjustable) |
- Analog probe types |
analog autoclavable Hamilton/Mettler Toledo pH-probe with Pt 100 temperature sensor or similar with Variopin connector |
- Digital probe types |
Hamilton ARC technology with Variopin 8 connector |
- Calibration |
two-points with automatic temperature compensation (with analog combined probe connector data stored inside – moveable to another Minifor2Bio unit without recalibration of the probe) |
- Precision |
± 0.02 pH unit |
- Offset |
up to 0.5 pH unit (adjustable) |
- Regulation |
with two peristaltic pumps (PRECIFLOW touch type) for ACID and BASE addition |
- Regulation dead zone |
from ± 0.05 to ± 0.2 pH unit (adjustable) |
- Control type |
fixed value, profile, or cascade control |
pO2 control |
Sterilisable Clark-type oxygen sensor with fast response, automatic temperature correction, two-point calibration, dissolved oxygen (DO) control through regulation of the airflow rate or cascade controller |
- Range |
0 to 25 mg oxygen/ l, in 0.1 mg/l steps
0–100% saturation
(adjustable units) |
- Resolution |
0.1 or 0.01 (adjustable) |
- Analog probe type |
LAMBDA sterilisable Clark type oxygen sensor with fast response |
- Digital probe type |
Hamilton ARC technology (Clark type or optical) |
- Calibration |
two-points (automatic parameters calculation inside) |
- Control type |
fixed value, profile, cascade or direct pO2 regulator |
- Regulation |
air flow regulator only or cascade control (air flow, agitation and optionally O2 MASSFLOW touch |
Air flow control |
Internal proportional special needle valve |
- Range |
from 0 to 5.00 l/min with 0.01 steps |
- Linearity |
0.0025 l/s
minimal step change for stable linear ramps or gradients |
- Measure precision |
± (1.5% + 0.010 l/min) |
- Pressure |
from 0.5 to 2 Bar |
- Control type |
fixed value, profile, cascade or direct pO2 regulator |
Agitation control |
Up-and-down agitation unit |
- Range |
from 0.0 to 20.0 Hz in 0.1 steps |
- Control type |
fixed value, profile or cascade control |
- Motor |
50W BLDC type sensored |
- Connection |
Magnetic coupling with moving axis |
- Mixing |
one or more special fish-tail discs |
Ports / side necks |
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 or multi-ports are available. |
Active peripherals (DEVICES) |
Device managed by internal software manager |
- Pumps |
PRECIFLOW touch, HIFLOW touch, MAXIFLOW touch, MEGAFLOW touch |
- Gas flow regulators |
MASSFLOW 500, MASSFLOW 5000 |
- Gas flow meters |
OXYMETER, CARBOMETER, METHANMETER |
- Compressors |
AEROSILENTO |
- Balance |
BALANCE 20 |
Operating environment |
- Temperature |
0–40 °C |
- Humidity |
0–90 %, without condensation |
Weight |
6 kg |
Interface |
USB 1.1/2.0 type B (PC control)
USB 1.1/2.0 type A (Host) for data export or software updates
LAN
WIFI (optional) |
Communication protocol |
All data transfer in realised in JSON text format (commands, data in/out) |
PC Software |
Software application MIRETO for online monitoring, manage and data download |
Operating system |
Embedded linux Buildroot |
Software license |
Graphic user interface and application server is developer under LGPLv3 license of Qt Library 5.13.1. The library source code and access to system will be provided upon request with additional information. |
Confirmity |
DIRECTIVE 2014/30/EU
DIRECTIVE 2014/35/EU |
Technical Standards |
EN 61326-1:2013
EN 61010-1:2010/A1:2019/AC:2019-04 |