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Ofengestell parametrisiert 2022 Mar 25 10 43 36AM 000 CustomizedView22044851166PE 1920

Roller Table for Heating Oven BBFS-18 (Option)


  • Wheeled table for setting up the heating oven for fermentation system BBFS-18
  • Total height incl. standing heating oven = standard height laboratory tables (920 mm)


  • Table frame with 4 lockable wheels
  • 1 additional storage compartment below the heating oven
  • Suitable for holding the movable rack for the installation of MilliGascounters and absorption bottles


  • Frame made of aluminium profiles, table plates made of PE-blue
Table for BBFS-18 Dimensions W 820 mm x D 720 mm x H 620 mm
Ofengestell parametrisiert 2022 May 05 08 46 40AM 000 CustomizedView24090890105 1920

The illustration shows the tables with the ovens in place as well as well as with the rack for MilliGascounters and CO2 absorption bottles. The rack can be moved forward/backward for easy installation and handling of the MilliGascounters and CO2 absorption bottles.

The shown horizontal aluminium profiles can be used for hanging of gas sampling bags (option).

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HXXO20201129105713PE 1170

Signal Interface Module (»SIM«)

Types: 1-/3-/9-/18-Channel

Central interface module for RITTER biogas batch fermentation system BBFS V4.x


  • Data transmission of gas volume and temperature of a RITTER gas meter
  • Normalisation (temperature and pressure compensation) of gas volume and volume flow *
  • Data transmission for temperature control of the heating oven *
  • Data transmission for stirrer control of the fermentation bottles *
  • Conversion of data into USB signals for connection to PC.


  • Number of recordable data channels: max. 18
  • incl. data acquisition software »RIGAMO« V4.x
  • incl. SD card for permanent storage of previously recorded measuremet data
  • incl. temperature sensor PT 1000, 0 to 80°C
  • incl. pressure sensor for atmospheric pressure, 300 - 1,100 mbar abs.
  • incl. rechargeable battery NiMH (nickel-metal hydride)
  • incl. USB cable 5 m
  • incl. power supply 230 V AC - 12 V DC
  • Temperature range: 0 - 55°C
  • Aluminium casing W x H x D 103 x 30 x 220 mm, 400 g


  • Signal inputs of RITTER gas meters (TG, MGC, BG)
  • 1 x bus RS485 heating oven
  • 1 x bus RS485 for additional SIM units for other RITTER products
  • 1 x USB interface for data exchange with PC *
  • 1 x temperature sensor

* by software »RIGAMO« V4.x

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HXXO20201129111701PE 1600

Rack for BBFS-18

  • Suitable for simple and compact installation of max. 18 MilliGascounters and 18 optional CO2 absorption bottles
  • Frame made of aluminium, shelves made of stainless steel 1.4571
Rack for BBFS-18 Dimensions W 810 mm x D 370 mm x H 950 mm Weight 13.5 Kg
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HXXO20201128141204PE 1600

Heating Oven Type BBFS-18

  • Suitable for max. 18 x 0.5 / 1.0 / 2.0 ltr PMMA Fermentation Bottles
  • Air circulation by 2 powerful fans for homogeneous heat distribution
  • Control panel with LCD display for digital temperature setting, increment 1°C
  • Integrated mainboard for operation of stirring units
  • RJ12 interface for bus line to the »SIM« signal interface module for controlling the oven temperature and speed/interval operation of the stirring devices (with RIGAMO V4.x)

Dimensions W 750 mm x D 750 mm x H 300 mm Weight 39.0 kg
* Mounting space for rear cable connections: +50 mm
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HXXO20200628133408PE 1600 1170

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 183 mm x Ø 105/130 mm Weight 0.95 kg
1.0 ltr H 249 mm x Ø 105/130 mm Weight 1.2 kg
2.0 ltr H 409 mm x Ø 105/130 mm Weight 1.5 kg
Dimensions of Stirring Blades
0.5 ltr W 80 mm x H 45 mm
1.0 ltr W 80 mm x H 125 mm
2.0 ltr W 80 mm x H 285 mm


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

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HXXO20210313135434Kopie 1PE 1170

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

  • Software (for Windows® 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 Signal Interface Module (»SIM«)

System Requirements

  • 1 available USB port
  • Gas meter with built-in pulse generator (MilliGascounter standard)
  • Signal Interface Module »SIM« (option)
  • Operating system: Windows® 7 / 8 / 10
  • Microsoft Excel® 2003 or higher for data export to Excel®
  • Recommended processor performance: ≥1.5 GHz
  • Random access memory (RAM): ≥500 MB
  • Monitor 17’’ (optimised for monitor resolution of 1280x 1024 pixel or higher)

Por favor, note que: Nenhum outro software da National Instruments deve ser instalado no respectivo computador, pois pode entrar em conflito com o software RIGAMO.

Um conversor padrão "USB para RS232" para conexão à porta COM não pode ser usado.

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HXXO20200630211310PE 1600 1170

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 475 g

For a detailed description see RITTER MilliGascounters and data sheet »MilliGascounter MGC-1 PMMA«.

Os MilliGascounters (MGC) são projetados para a medição volumétrica das menores quantidades de gás com taxas de fluxo ultrabaixas. Eles são adequados para medição de todos os gases inertes e levemente corrosivos, como biogás e gases agressivos, bem como para detecção volumétrica de vazamentos.

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