Tandem Off Gas Analysis Featured image

Tandem Off Gas Analyzers | Multi Line and Continuous Systems

The Tandem gas analyzer systems will give you real-time, on-line data that helps you understand and control your cell culture experiments. Specifically designed for CO2 and O2 exhaust gas analysis from cell culture experiments, the tandem range fits onto a wide range of systems, from different manufacturers. These off-gas analyzers come in both continuous and multi-line configurations.

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Model Comparison

PRO

Number of Lines : 1
Sampling Interval : Continuous
Local Display : Yes
Calibration Method : Manual & automatic
Internal Gas Pump : Yes
Output : Dual 0-10 V and 4-20 mA, plus RS232

Multiplex

Number of Lines : 4, 6, 8, 12
Sampling Interval : User-definable, from 30 sec
Local Display : Yes
Calibration Method : Manual & automatic
Internal Gas Pump : Yes
Output : Dual 0-10 V and 4-20 mA, plus RS232

Features

  • Get deeper understanding of your cell cultures on-line
  • With greater control, increase the reliability and repeatability of your process
  • Automate your processes and controls, based on real-time feedback
  • Flexible design allows the same data to be recovered from all your reactors

Feature

CO2

O2
Measurement technology
 Infra Red Absorption Electrochemical
Range
 5%, 0.1% – 5%
10%, 0.2% – 10%
20%, 0.4% – 20%
50%, 1% – 50%
60%, 1.2% – 60%
100%, 2% – 100%		 25%, 0.1% – 25%
30%, 0.1% – 30%
50%, 0.3% – 50%
60%, 0.4% – 60%
100%, 1% – 100%
Resolution
 0.01% 0.01%
Accuracy
 +/- 2% of full scale +/- 2% of full scale
Drift
 <0.05% per month of full scale <0.05% per month of full scale
Operating Temperature
 0-45 oC 0-45 oC
Temperature compensation
 Included 0.02% per oC
T90 Response Rate
 <50 seconds <10 seconds
Flow rate (combined)
 25-1000 ml/min 25-1000 ml/min

Publications

The following are a list of some technical publications which highlight the use of the equipment.

Control of Specific Growth Rate in Fed-Batch Bioprocesses: Novel Controller Design for Improved Noise Management

Yann Brignoli ,Brian Freeland, David Cunningham and Michal Dabros

01-Jun-2020

https://doi.org/10.3390/pr8060679(Subscription or purchase maybe required for full access)

Isopropanol production from carbon dioxide in Cupriavidus necator in a pressurized bioreactor

Lucile Garrigues, Louna Maignien, Eric Lombard, Jasbir Singh, Stéphane E.Guillouet

01-May-2020

https://doi.org/10.1016/j.nbt.2019.11.005 (Subscription or purchase maybe required for full access)

Scale-down studies for the scale-up of a recombinant  Corynebacterium glutamicum fed-batch fermentation: loss of homogeneity leads to lower levels of cadaverine production

Williams Olughu, Alvin Nienow, Chris Hewitt, Chris Rielly

17-Oct-2019

https://doi.org/10.1002/jctb.6248(Subscription or purchase maybe required for full access)

Malic acid production through the whole-cell hydration of fumaric acid with immobilised Rhizopus oryzae

Andre Naude, Willie Nicol

15-Sep-2018

https://doi.org/10.1016/j.bej.2018.05.022(Subscription or purchase maybe required for full access)

Using experimental evolution to identify druggable targets that could inhibit the evolution of antimicrobial resistance

Heer H Mehta, Amy G Prater & Yousif Shamoo

20-Sep-2017

https://doi.org/10.1038/ja.2017.108(Subscription or purchase maybe required for full access)

Gas mass transfer with microbial CO2fixation and poly(3-hydroxybutyrate) synthesis in a packed bed bioreactor

Yue Lu, Jian Yu

01-Jun-2017

https://www.sciencedirect.com/science/article/abs/pii/S1369703X1730058X(Subscription or purchase maybe required for full access)

Discover our Service Support

We take care of your instrument during its full life cycle, from installation through to calibration, preventative maintenance, and repair. We offer a range of support options – from remote support and one-off visits to service agreements – to help you concentrate on achieving your goals.

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