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Instruction manual
FOR 3in1
FLOW-THROUGH CUVETTE
WITH SCREW CONNECTIONS
Thank you for choosing the new, in-
novative 3in1, precision cuvette from
Hellma Analytics. Hellma's premium
cuvettes, for use in laboratories, are
manufactured and tested with the gre-
atest care and strictly adhere to DIN ISO
EN 9001 and 14001, ensuring high qua-
lity and a long working life. Please take
some time to carefully read through
the following important instructions.
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Summary of Contents for Hellma Analytics 3in1 FLOW-THROUGH CUVETTE
- Page 1 FLOW-THROUGH CUVETTE WITH SCREW CONNECTIONS Thank you for choosing the new, in- novative 3in1, precision cuvette from Hellma Analytics. Hellma’s premium cuvettes, for use in laboratories, are manufactured and tested with the gre- atest care and strictly adhere to DIN ISO EN 9001 and 14001, ensuring high qua- lity and a long working life.
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Page 2: Product Description
PRODUCT DESCRIPTION The 3in1 precision cuvette is made of 100% quartz glass; that offers special characteristics and brings many advantages in day-to-day use. – lexibility in applications, as the cuvette has two path lengths – Fluorescence measurement possible for each path length –... -
Page 3: Safety Information
SAFETY INFORMATION The 3in1 precision cuvette is made out of 100% quartz glass. Like all glass components, it must be handled with care to prevent damages caused by tipping over, dropping, bumping or scratching. To enjoy your 3in1 precision cuvette for as long as possible, please observe the following information: –... - Page 4 USING THE FLOW-THROUGH CUVETTE Connecting the tubes using M6 threaded connectors. Make sure you follow the instructions in the correct sequence when connecting the tubes provided. – Use the tube with the short screw connection first of all, – followed by the tube with the long screw connection.
- Page 5 CLEANING Improper cleaning of the cuvette can impair its function and cause damage. IMPORTANT – Clean the cuvette as soon after taking the measurement as possible. DO NOT let the sample dry in the cuvette! – Use soft, lint-free cloths or swabs to clean the exterior. –...
- Page 6 Execution of routine cleanings: The cuvette should primarily be cleaned in the flow-through operation. This flow-through is achieved by using a pump to connect the inlet of the cuvette to a storage tank filled with cleaning concentrate. Connect the drainage tube to the storage tank as well. We recommend using Hellmanex III cleaning concentrate for this closed circuit.
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Page 7: Troubleshooting
– DO NOT use any hard or sharp tools when cleaning. Parts of the screw connections provided have been replaced with parts that do not have the correct size, e.g. screws with threads that are too short. – ONLY use original Hellma Analytics screw connections. - Page 8 If after following these steps (A–E) you are still experiencing problems with the screw connection seal, please contact Hellma Analytics customer service. Measurement values are fluctuating strongly – Loosened screw connections can cause leakage and bubble entrapment. – Ensure that all screw connections are screwed tightly (by hand –...
- Page 9 MANUFACTURER Hellma GmbH & Co. KG Klosterrunsstraße 5 | 79379 Müllheim/Germany phone: +49 7631 182 1020 | fax: +49 7631 182 1011 info.de@hellma.com | www.hellma.com Subject to technical changes 064-500-725 04/2019 Printed in Germany...
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