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Automated Reactor Sampling (ARS) systems deliver precise, on-line sampling of bioreactor contents while ensuring complete, sanitary isolation. Through fully programmable cleaning procedures and state-of-the-art valve train design, Groton’s ARS systems will give you the tight control you need today. As it becomes increasingly important to maximize product yields, eliminate batch failures, and shorten product development cycles, Groton can also provide you with integrated systems and components for monitoring, measuring, and documenting your entire biotechnology process.

Automated, Precision Sampling. The ARS control system provides fully programmable, scheduled sampling of a bioreactor 24/7. A precision syringe pump system guarantees precision sample volumes and ensures maximum assay accuracy. The ARS eliminates labor intensive, error prone manual sampling processes now used typically in all facets of commercial biotechnology.

Sanitary Interface. Complete isolation of the reactor is provided by a dual isolated valve system. This feature, coupled with programmable cleaning and sterilization procedures, provides unmatched degrees of protection against reactor contamination.

ARS_Schematic

Scaleable, Multiplexed Architecture. ARS systems are offered in process development and production configurations. Each version is optimized based on sample volume requirements. The ARS multiplex option provides automated sampling of up to four reactors. Users will benefit from this commonality when transitioning between process development and production environments.

CIP/SIP Compatible. The valve train is sanitized and sterilized via script driven cleaning cycles that are designed to correspond to customer SOPs. Large scale production ARS systems support SIP.

21CFR Part 11 Compliant. Secure data streams enable compliance with the FDA’s 21CFR Part 11 requirements. In addition, complete system validation packages have been developed to help customers meet cGMP standards and other FDA initiatives, such as the FDA’s Process Analytical Technologies (PAT) Initiative.

Modular, Flexible Design. The ARS System is designed to connect seamlessly to the GPA1000 Process Analyzer and can also be configured to interface your reactor with many process analyzers, a fraction collection system, and other analytical instruments.

Comprehensive System Support. Groton’s knowledgeable technical support engineers understand the ARS system and how it fits within an overall automation solution. Extensive user documentation is provided with every system based on GAMP4 guidelines.

ARS Series Features and Options

  • Automated, Precision Sampling
  • Sanitary Interface
  • Scaleable, Multiplexed Architecture
  • CIP/SIP Compatible
  • 21CFR Part 11 Compliant
  • Modular, Flexible Design
  • Comprehensive System Support

ARS Series Technical Specifications

Minimum Sample Dead Volume (Typical)

Development:

1/16" system (0.040 id.) 1.4 ml plus volume of connection to reactor

Production:

1/4" system 40 ml plus volume of connection to reactor
1/2" system 160 ml plus volume of connection to reactor

Sample Wetted Surfaces

Development:

PEEK or 316 SS bodies with PTFE, Chemraz or EPDM valve diaphragms

Production:

316 SS body, polishes from 11–38µin, plastic bonnet and PTFE or EPDM diaphragms

Sample Tubing Specification

Development:

1/16" o.d. PEEK or 316 SS

Production:

316 SS – dimensions to order

Reactor Connection

Development:

Flownamics or equivalent in-situ probe connecting to 1/16" o.d. tubing.
(Probe specified, purchased, and supplied by customer)

Production:

Tri-clamp dimensioned to order. Flex or permanent mountings

Valve Actuators

Development:

Electric – controlled by ARS

Production:

Pneumatic (90 psi compressed air site supplied) air solenoid controlled by ARS

Valve Control

Development:

By ARS Control System

Production:

Main reactor valve by Reactor Control System
All other valves by ARS Control System
Optional – All valves controlled by ARS

Cleaning Systems (CIP) Fully automated for development and production models. Cleaning chemistry to conform to customer specification. Sodium hydroxide, hypochlorite, or standard detergents compatible.

Reagent Consumption per Cleaning Cycle (Typical)

Cleaning Reagent

Rinse/Neutralization Reagent

Development:

5 ml

Development:

100 ml

Production:

150 ml

Production:

900 ml

Sterilization Systems

Fully automated for development and production models.

Development:

Chemical sterilization systems utilize ethanol, formalin, or hypochlorite

Production:

Large scale production ARS systems (1/2"+) support SIP
(steam site supplied.)

Reagent Consumption per Sterilization Cycle for Chemical Sterilization Processes (Typical)

Development:

15 ml

Production:

100 ml

Control System

Development/Production: ARS Control System

(Upgrades of ARS Control System to GPA fraction collection and/or other assay systems available.)