Bio digester

Bio digester
Sample Unit Maximum number of reactors per system: 6
Reactor material: glass
Standard reactor volume: 2000 ml
Dimension of unit: 53 x 33 x 24 cm
Temperature control: up to 95 °C (203 °F) (precision of 0.2 °C)
Mixing in the reactor: Multifunctional agitation system with Brushless DC Motor for long-life operation. Remote speed and on/off control via AMPTS II Light software control interface. Manually adjustable direction and time interval, as well as timer function to set time periods for reversal. Modular design for low maintenance. Rotating speed range: 10-200 rpm.
Flow cell array and DAQ unit
Working principle: liquid displacement and buoyancy
Up to 6 cells running in parallel
Built-in pressure and temperature sensor
Measurement resolution: 10 ml
Detection capacity: up to 33 l cumulative gas per channel for each batch test
Measuring range for instant gas flow rate: 10 to 120 ml/min
Embedded data acquisition (maximum capacity 2×10^4 flow cell openings)
Dimension: 51 x 44 x 18 cm
Housing: plastic
High precision measuring instrument (CV≤ 1%)
Carbon dioxide absorption unit
Carbon dioxide trap bottles: 6
Volume of carbon dioxide trap bottles: 500 ml
Dimension of unit: 44 x 30 x 6 cm
Absorption liquid: 3 M NaOH with pH indicator, 80 ml per bottle (not included)
Absorption efficiency: >98%
Software & System
A software application specially designed for anaerobic batch fermentation tests including biomethane potential and anaerobic biodegradability tests
Web-based software running on an embedded server
On-line real-time gas flow and volume display
Automatic real-time pressure and temperature compensation
Real-time gas flow and volume normalisation
User-friendly guidelines for experiment setup
Possibility of multiplexing, allowing for simultaneous batch analysis at different startup times
On-line system logger for operational diagnosis
Power supply: 12 V DC / 5A
Usage: indoor