Table of Contents
- 1 Basic Elements BBFS-9
- 2 Components for CO2 Absorption (Option)
- 3 More Options
- 4 Small Parts (always included)
- 5 Downloads
Basic Elements BBFS-9

Heating Oven Type BBFS-9
Suitable for max. 9 x 0.5 / 1.0 / 2.0 ltr PMMA Fermentation BottlesAir circulation by 2 powerful fans for homogeneous heat distributionControl panel with LCD display for digital temperature …


Rack für BBFS-9
- Geeignet für einfache und kompakte Aufstellung von max. 9 MilliGascountern und 9 optionalen CO2-Absorptionsflaschen
- Ausführung: Rahmen aus Aluminium-Profilen, Regalböden aus Edelstahl 1.4571
Rack for BBFS-9 | Dimensions W 540 mm x D 370 mm x H 950 mm | Gewicht 9,0 Kg |

Roller Table for Heating Oven BBFS-9 (Option)
Merkmale: Rolltisch zum Aufstellen des Wärmeofens für Biogas-Batch-Gärsysteme BBFS-18 /-9 Gesamthöhe inkl. aufliegendem Wärmeschrank = Labortische in Standardhöhe (920 mm) Design: Tischgestell mit 4 feststellbaren Rollen 1 zusätzliches Stauraum unterhalb …

PMMA Fermentation Bottle with Stirring device
Feature highlights
- Absolute gas-tight by magnetic coupling between stirring motor and stirring blade
- Various bottle sizes: 0.5 / 1 / 2 ltr – custom sizes on request
- High breaking strength by PMMA material (no fragile glass gas outlet nozzle)
- Custom stirring blades available
Technical Data
- Stirring speed adjustable from 1 to 30 r/min *
- Interval stirring with adjustable interval times *
- Suitable for media with low and high viscosity (≤ 450 mm²/sec)
- Temperature range: 10 – 55 °C
- Max. pressure: 100 mbar
- Material fermentation bottle: PMMA crystal-clear
- 2 connection ports: 1 x gas outlet, 1 x purging of heads space or sample taking, PVDF screw-type tube connection for tube Øi 4mm, Øo 6 mm
* with »RIGAMO« Software
Dimensions of Fermentation Bottles
0.5 ltr | H 110 mm x D 105 mm | Weight 0.95 kg |
1.0 ltr | H 190 mm x D 105 mm | Weight 1.1 kg |
2.0 ltr | H 350 mm x D 105 mm | Weight 1.4 kg |
Dimensions of Stirring Blades
0.5 ltr | W 73 mm x H 45 mm |
1.0 ltr | W 73 mm x H 125 mm |
2.0 ltr | W 73 mm x H 285 mm |
Cleaning
Please remove the Stirring Unit from the PMMA Fermentation Bottle before cleaning the bottle. The Fermentation Bottles can be cleaned with commercially available cleaning products and are dishwasher safe (max. 60 °C / 140 °F). Please do not use: organic substances, benzene, ethanol, alcohol, any benzene-containing petrol/gasoline, any dilution of synthetic resin

MilliGascounter MGC-1 PMMA
Type: MGC-1 PMMA / Material: Casing PMMA, measurement cell PVDF
- Measuring range: 1 ml/h to 1 ltr/h
- Measuring accuracy: ±3% across the whole flow rate range (better ±1% with »RIGAMO« software by dynamic correction of measurement errors)
- Including individual calibration certificate
- Volume measurement cell: 3 ml
- Equipment: Digital display, 200 ml packing liquid, 1.5 m connection tube, cleaning tool,
syringe and bubble level (1 piece each for up to max. 5 pc.) - Resolution (= min. measurement increment): 3ml
- Max. operating temperature 60 °C
- Max. overpressure: 100 mbar
PMMA / PVDF | Dimensions ø 96 mm x H 112 mm | Weight 468 g |
For a detailed description see RITTER MilliGascounters and data sheet »MilliGascounter MGC-1 PMMA«.

Data Acquisition Software »RIGAMO«
Type: RIGAMO-V3.x
- Improves the measurement accuracy of MilliGascounters from ±3% to better than ±1% across the whole flow rate range by algorithm using individual calibration data
Software Features
- Windows software ( XP / Vista / 7 / 8 / 10 ) for data acquisition of gas volume and flow rate from up to 24 RITTER Gas Meters to a PC USB port.
Please note: RIGAMO can only be started once at a time on a single PC - Graphical and tabular display of measurement data
- Storing of data
- Export of stored data to Microsoft Excel®
- Automatic correction of the dynamic measurement error (flow rate dependent) only with MGC
- No support of bi-directional recognition of measuring drum rotation with Pulse Generator V4.01
- »RIGAMO« is designed to run on a single PC with only one Digital Input Module »DIM« 92
Please note the System Requirements listed below***

Signal Interface Module (»SIM«)
Types: 1-/3-/9-/18-Channel Central interface module for RITTER biogas batch fermentation system BBFS V4.x Functions: Data transmission of gas volume and temperature of a RITTER gas meter Normalisation (temperature and pressure …
Components for CO2 Absorption (Option)

CO2 Absorption Bottle
- CO2 absorption rate better than 99%
- CO2 absorption capacities: See »CO2 Absorption System«.
- With unique dip pipe design and PVDF screw-type tube coupling
- Including tubing to PMMA Fermentation Bottle and to MilliGascounter øi 4 mm / øo 6 mm
- Volume 250 ml, ø D 95 mm x H 106 mm (overall dimensions ø D 95 mm x H 145 mm, weight 290 g)
For a detailed description see Data Sheet »CO2 Absorption Bottle«.
More Options

PMMA Fermentation Bottle without stirring device
1 x Connection for gas outlet port, PVDF screw-type tube connection øi 4 mm, øo 6 mm 1 x Connection for flushing of headspace or sample extraction, PVDF screw-type tube connection øi 4 mm, …

Stirring device for RITTER PMMA fermentation bottles
Incl. magnetic coupling for absolute gas tightness of fermentation bottle With intervalic stirring (1 min / 1 min) Suitable for media with low and high viscosity ≤ 450 mm²/sec (≙ …

Block MilliGascounter 9x
Multiple measurement cells in one unit Cells are measuring independently of each other Gas in/outlet for each cell Calibration certificate for each cell Compensation of temperature * Compensation of pressure …
Small Parts (always included)
Downloads
- RITTER Product Overview
- MGC MilliGascounters
- MGC Manual
- BBFS Biogas Batch Fermentation System 4.0
- BBFS System 4.0 Features
- BBFS PMMA Fermentation Bottle
- BBFS CO2 Absorption System
- BBFS CO2 Absorption Bottle
- RIGAMO Manual
- RIGAMO Software V 3.1
- RIGAMO Software V 3.2 Beta
V 4.0 / Rev. 2022-06-28 / Subject to alterations.
https://www.ritter.de/en/data-sheets/bbfs-9/
Dr.-Ing. RITTER Apparatebau GmbH & Co. KG · Coloniastrasse 19-23 · D-44892 Bochum · Germany
For questions please contact mailbox@ritter.de or your local distribution partner (on our overview page)