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Home/Applications/Synthetic biology/Biofoundry Construct Development and Screening
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Bubble and Pressure Monitoring for Biofoundry Construct Development and Screening

Application guide

This page explains bubble and pressure detection location, coordination and configuration requirements for supplying signals that an instrument controller can associate with potentially affected wells and steps in Biofoundry construction and screening, with links to relevant operating and validation tasks.

Application guides

Biofoundry construction and screening application guide

Biofoundry construction and screening fluidics overview
Syringe Pumps for Biofoundry Construct Development and Screening
Biological-reagent aspiration and dispensing
Air-Displacement Pipetting Pumps for Biofoundry Construct Development and Screening
Disposable-tip pipetting of construct samplesPer-well delivery for screening plates
Diaphragm Pumps for Biofoundry Construct Development and Screening
Multiport rotary valves in Biofoundry construction and screening
Path scheduling
Bubble and Pressure Monitoring for Biofoundry Construct Development and Screening
Tubing and Fittings for Biofoundry Construct Development and Screening

ON THIS PAGE

What do these products do in this instrument?Match sensing locations to specific fluidic problemsConnect signals, action windows and recovery conditionsTranslate actual branch conditions into configuration requirementsCompare product configurations by the roles on this pageRelated operations and architecture comparisonsConfirm product roles in actual operationCan dispensing be repeated immediately after bubbles or abnormal pressure are detected?ReferencesRelated guides

01What do these products do in this instrument?

Bubble and Pressure Monitoring: Signals for Reviewing Wells and Operating Steps

Provide bubble or pressure signals in defined branches. The platform records reagent source, destination well and confirmed delivery status. Recovery logic should prevent duplicate dosing of an entire plate.

ABD provides bubble or liquid-state signals for defined tubing; PDM5 provides pressure information at a defined location. Configure module, position and action window separately; the controller associates affected samples or tasks.

02Match sensing locations to specific fluidic problems

Bubble modules report bubble or liquid state in defined tube segments; pressure modules report pressure at defined positions. Before selecting mounting points, define the phase and abnormality to observe: aspiration, delivery, source depletion or branch-load changes. Associate sensor positions with affected samples, cuvettes or stations.

03Connect signals, action windows and recovery conditions

The same signal may mean different things at different valve positions or operating phases. Record normal ranges and faults with actual liquids, tubing and sequences. The controller combines action timing, confirmed delivery status, volume records and sample identity to pause, review or recover; one pressure change cannot directly identify a blockage location or specific cause. Distinguish measured, estimated and unknown volumes; completion of a command does not prove actual liquid delivery.

04Translate actual branch conditions into configuration requirements

Bubble and pressure detection configuration requirements for Biofoundry construction and screening
ConditionTo confirm
Installation conditionsSpecify tubing dimensions, liquid, sensing location and branch to observe.
Timing and baselineRecord valve positions, pump actions, normal changes and fault-detection windows.
Abnormality handlingAssociate affected containers with confirmed delivery status and volume records; define conditions for review, continuation or re-execution. Distinguish measured, estimated and unknown volumes; completion of a command does not prove actual liquid delivery.
Operations supported in this instrument
OperationSpecific operating conditions
Biological-reagent aspiration and dispensingDose per operation, total cycle volume, replenishment/bottle-change interval, backpressure and receiving geometry

05Compare product configurations by the roles on this page

Configuration options for the product roles on this page
ProductConfiguration optionConditions to verify
ABD bubble-detection moduleBubble or liquid-state identification in defined tubingValidate detection and false alarms for tubing material, dimensions, medium and action window
PDM5 pressure-detection modulePressure-state monitoring at a defined fluidic locationConfirm range and wetted configuration by model; validate normal baseline and abnormalities separately
  • ABD bubble-detection module
  • PDM5 pressure-detection module

06Related operations and architecture comparisons

Biological-reagent aspiration and dispensing

Set standby and storage requirements for enzyme solutions, media and inducers from the actual workflow. Check the first dose with the real liquids and record waiting time.

  • Biological-reagent aspiration and dispensing

07Confirm product roles in actual operation

Operating-point validation and fault localization
OperationMeasurements and observationsPriority checks
Biological-reagent aspiration and dispensingUse actual media to check first, middle and last doses and delivery after bottle changes; confirm received volume and timing rather than substituting commanded steps for volumeEmpty sources, bubbles, nozzle droplets and backpressure changes affect first or last doses

Assess per-well delivery, identity traceability and construct-development or screening results together.

08Can dispensing be repeated immediately after bubbles or abnormal pressure are detected?

First establish whether partial delivery has occurred and which container is affected. Immediate repetition may double-dose it. Act on the actual state and recheck the first cycle after recovery.

High throughput and multiple channels do not establish valid experimental results. See laboratory automation for shared workstation architecture.

References

View references (2)
  1. [1]FOREACH ABD bubble-detection module: configurations and specifications
  2. [2]FOREACH PDM5 pressure-detection module: configurations and specifications

Related guides

  • Back to Biofoundry construction and screening fluidics

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ABD bubble-detection module; representative configuration. Select capacity, materials and interfaces for the application.

ABD bubble-detection module

PDM5 pressure-detection module; representative configuration. Select capacity, materials and interfaces for the application.

PDM5 pressure-detection module

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Discuss a biofoundry fluidic configuration

Provide a fluid-path diagram, actual liquids and pressures in each state. Validate detection and false alarms for the tubing, dimensions, media and action window. Confirm range and wetted configuration by model, then test normal baselines and faults separately against the guide's validation objectives.

Contact an engineer