2940-2980 Multi-Channel Online Monitor

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4 and 8 Channel Online Monitoring Systems

  • Overview

    For multiple and parallel bioreactor systems, our 4-channel and 8-channel sampling systems provide many simple and reliable online monitoring and control solutions for your bioreactor processes. Closed-loop monitoring and control capabilities are easily achieved for any scale of operation or type of bioreactor, including single-use systems.


    YSI 2940 and YSI 2980

    • Automated, aseptic sampling of up to 8 vessels
    • Monitor up to 6 chemistries
    • Analytical results in 60 seconds for each chemistry
    • Simultaneous online monitoring and 96-well plate sampling
    • Automated cleaning cycle
    • Autoclaveable components
    • CIP and SIP compatible
    • Touchscreen, icon-driven HMI for easy viewing and menu navigation
    • Connectivity options for SCADA, DAS, LIMS and feed-control systems
    • Remote access and control via web-based server
    • OPC server option
    • 21 CFR, Part 11 compliant


  • Specifications
    Analog Output

    2940: 4 ports (1 port per vessel)
    2980: 8 ports (1 port per vessel)
    Each port capable of communicating up to 2 chemistries

    Antiseptic Cycle User defined flow rate (mL/minute) and time (minutes)
    Benchtop Yes
    Certifications CE, ETL, UL, RoHS

    21 CFR. Part 11

    Equipment used with 2900D, 2950D
    Ethernet TCP/IP 2 ports (additional ports if Ethernet hub is used)
    Graphic Display Color
    Memory Yes
    Monitoring Yes
    OPC 2 ports (additional ports if Ethernet hub is used)
    Operating Temperature 18-28°C
    Power 100-120 VAC/220-240 VAC, 1.5 A, 50/60 Hz
    Sample Flow Rate 0.1 - 2.5 mL/minute (user defined)
    Sample Interval Time Unit: minutes (user defined)
    Sample Size 0.5 - 2.0mL (user defined)
    Security / Password Protection / UserID Yes

    6.0"w x 18.2" h x 11.0" l

    15.2cm w x 46.2cm h x 29.7cm l

    Tubing ID

    Sample inlet: 0.030"
    Peristaltic pump: 0.030"
    Waste: 0.0625"

    USB 3 ports
    Vessel Inputs

    2940: 4 vessel inputs
    2980: 8 vessel inputs

    Vessel Tubing Length

    1.5 meters (5 ft) (autoclavable and gamma irradiated options)
    3.0 meters (10 ft) (autoclavable and gamma irradiated options)

    Weight 16.0lbs (7.26kg)
    Wetted Materials

    Pharmed® tubing (peristaltic pump)
    C-Flex® and C-Flex Ultra® tubing (sample inlet and waste lines)
    PBT (Sample manifold)
    Nylon (connectors)

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