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BRAND Dispensette III - User Manual

BRAND Dispensette III
60 pages
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FIRST CLASS·BRAND
Manual de operação3
Operating Manual
31
Liquid Handling · Easy Handling!
Dispensette
®
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Summary

Safety Instructions

Functions and Limitations of Use

Dispensette III and Organic Model Differences

Details the distinctions between Dispensette III and Organic models, including variants.

Usage Limitations and Exclusions

Outlines operational limits, prohibited uses, and chemical compatibility for Dispensette instruments.

Application Range and Storage

Specifies recommended applications, chemical compatibility, and proper storage conditions for the instrument.

Dispenser Selection Chart

Operating Elements Overview

First Steps: Setup and Assembly

Package Contents Verification

Confirms all included items in the dispenser package, as listed in the manual.

Instrument Assembly Procedure

Provides step-by-step instructions for assembling the dispenser, discharge tube, and optional valve.

Priming the Dispensette

Priming Instruments with SafetyPrime

Describes the priming process for Dispensette models equipped with the SafetyPrime™ recirculation valve.

Priming Instruments without SafetyPrime

Details the priming procedure for Dispensette models not equipped with the SafetyPrime™ recirculation valve.

Dispensing Procedure

Setting the Dispensing Volume

Explains how to accurately set the desired volume for dispensing on digital and analog models.

Executing a Dispensing Action

Guides users on the correct method for performing dispensing operations safely and effectively.

Accessories for Dispensette

Recirculation and Discharge Tubes

Covers optional recirculation valves and various discharge tube accessories for enhanced functionality.

Drying Tubes and Filter Caps

Describes accessories like drying tubes for moisture-sensitive media and air vent caps for micro filtration.

Specialized Discharge Tube Attachments

Details accessories such as Luer-Lock discharge tubes for sterile filtration applications.

Error Limits and Specifications

Nominal Volume Error Limits

Presents the defined accuracy and coefficient of variation limits for nominal dispensing volumes.

Partial Volume Error Limits

Details the accuracy and coefficient of variation for dispensing volumes less than the nominal capacity.

Volume Calibration and Adjustment

Gravimetric Volume Checking

Explains the procedure for gravimetric testing to verify the instrument's dispensing accuracy.

Instrument Adjustment Guide

Provides instructions on how to adjust the instrument for accurate volume delivery after prolonged use.

Cleaning and Maintenance

General Cleaning Steps

Outlines the general procedure and conditions for cleaning the instrument to ensure proper operation.

Piston Removal and Cylinder Cleaning

Details the process for removing the piston and cleaning the cylinder, including digital and analog types.

Valve Cleaning and Replacement

Describes the methods for cleaning or replacing the filling, discharge, and recirculation valves.

Autoclaving Instructions

Pre-Autoclaving Preparations

Lists essential steps and checks to perform on the instrument before the first autoclaving cycle.

Autoclaving Process Steps

Details the procedure for safely autoclaving the instrument according to specified conditions.

Ordering Information

Dispensette III Ordering Codes

Lists catalog numbers for various Dispensette III models based on capacity and valve configuration.

Dispensette Organic Ordering Codes

Provides catalog numbers for Dispensette Organic models, categorized by capacity and valve type.

Accessories and Spare Parts

Bottle Adapters and Discharge Tubes

Details available bottle adapters for different thread sizes and various discharge tube options.

Filling Tubes, Valves, and Fasteners

Covers accessories like filling tubes, valves, sealing washers, and screw caps.

Seals, Drying Tubes, and Tools

Lists spare parts including seals, drying tubes, air vent caps, mounting tools, and bottle stands.

Troubleshooting Guide

Service, Warranty, and Disposal

Instrument Return for Repair

Explains the process for returning the instrument for repair, including necessary documentation.

Calibration Service Options

Describes available calibration services, including BRAND and DAkkS certified options.

Warranty Policy and Disposal

Outlines warranty terms and provides guidance on the proper disposal of the instrument.

BRAND Dispensette III Specifications

General IconGeneral
TypeBottle-top dispenser
Density Limit2.2 g/cm³
MaterialPTFE, borosilicate glass
AutoclavableYes (121°C, 20 minutes)
Viscosity Limit500 mPa s
CompatibilityAcids, bases, solvents
Dosing SpeedAdjustable

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