What to do if the BRAND Dispenser dispensed volume is too low?
If the dispensed volume is too low, it might be due to a loose or damaged filling valve. You should clean the valve and tighten it using the assembly tool. If the issue persists, consider replacing the filling valves.
General| Type | Bottle-top dispenser |
|---|---|
| Autoclavable | Yes, at 121°C |
| Density | up to 2.2 g/cm³ |
| Dosing Speed | Adjustable |
| Material | PTFE |
| Calibration | Adjustable |
| Operating Temperature | 15°C to 40°C |
Specifies the physical limits and conditions for instrument operation.
Details operational constraints and considerations when using the instrument.
Lists specific liquids and conditions for which the instrument should not be used.
Provides guidelines for storing the instrument and accessories in a safe and appropriate manner.
Outlines the suitable applications and reagents for Dispensette® S and S Organic models.
Instructions for correctly attaching the filling tube and mounting the instrument onto a reagent bottle.
Procedure for priming instruments equipped with a recirculation valve.
Procedure for priming instruments without a recirculation valve.
Instructions for setting the desired dispensing volume on digital, analog-adjustable, and fixed-volume models.
Step-by-step guide for performing the dispensing operation safely and correctly.
Assembly and use instructions for the optional flexible discharge tube with recirculation valve.
Instructions for using and assembling the optional drying tube.
Recommendation and assembly of the PTFE sealing ring for volatile media.
Instructions for attaching a micro filter using the air vent cap with Luer-cone.
Explanation of how percentage values for accuracy and CV relate to partial volumes.
Steps for preparing the instrument for volume checking and calibration.
Procedure for performing gravimetric volume testing with distilled water.
Formulas and methods for calculating accuracy, standard deviation, and coefficient of variation.
Step-by-step guide for adjusting the volume setting on digital Dispensette® models.
Instructions for adjusting the volume setting on analog-adjustable Dispensette® models.
Conditions under which the instrument requires cleaning for proper operation.
Procedure for safely disassembling the piston for cleaning purposes.
Specific steps for disassembling the piston on digital models.
Instructions for removing and replacing the discharge tube on the instrument.
Procedure for replacing the discharge valve and filling valve.
Steps for removing and installing the filling valve.
Steps required to prepare the instrument for autoclaving.
Catalog numbers and specifications for digital Dispensette® S models and their parts.
Catalog numbers and specifications for analog-adjustable Dispensette® S models and their parts.
Catalog numbers and specifications for fixed-volume Dispensette® S models and their parts.
Catalog numbers and specifications for digital Dispensette® S Organic models and their parts.
Catalog numbers and specifications for analog-adjustable Dispensette® S Organic models and their parts.
Catalog numbers and specifications for fixed-volume Dispensette® S Organic models and their parts.
Information on available bottle adapters, including materials and catalog numbers.
Details and catalog numbers for discharge tubes without a recirculation valve.
Details and catalog numbers for discharge tubes with a recirculation valve.
Specifications and catalog numbers for flexible discharge tubing with recirculation valve.
Information and catalog numbers for the Dispensette® S discharge valve.
Information and catalog numbers for the Dispensette® S Organic discharge valve.
Details and catalog numbers for the filling valve for both Dispensette® S models.
Specifications and catalog numbers for telescoping filling tubes.
Information and catalog number for the recirculation tube.
Details and catalog number for the PTFE sealing ring for the valve block.
Information and catalog number for the drying tube including a PTFE sealing ring.
Details and catalog number for the air vent cap with Luer-cone.
Information and catalog number for the calibrating and mounting tool.
Details and catalog numbers for screw caps with fasteners for different models.
Specifications and catalog number for the bottle stand accessory.
Troubleshooting steps for a piston that is difficult to move or stuck.
Solutions for issues where the filling process is not possible.
Troubleshooting steps when dispensing is not possible.
Corrective actions for problems mounting the discharge tube or recirculation valve.
Identifying and resolving the cause of air bubbles in the instrument.
Troubleshooting steps when the dispensed volume is lower than expected.
Solutions for liquid leaks occurring between the instrument and the bottle.
Instructions and cautions for returning the instrument for repair.
Contact and procedure information for users outside the U.S. and Canada.
Contact and procedure information for users within the U.S. and Canada.
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