Hf-scientific DRT-100B Research Turbidimeters Manuel d'utilisateur

DRT-100B!&!DRT-100B!RESEARCHTURBIDIMETERSHF!scientific,!inc.3170!Metro!ParkwayFort!Myers,Florida!33916-7597Phone:!!(941)!337-2116Fax:!!(941)!332-7

Page!2D R T-100B!!(5/00)II. INSTALLATION(A) PACKING LIST OF CONTENTS CAT # QUANTITYInstruction Manual 50027 1Reference Standard 0.02 NTU 60002 1Access

Page!3DRT-100B!!(5/00)III. MEASUREMENT PROCEDURES(A)ADJUSTABLE SET POINT ALARM CONTROLThis allows the user to set an alarm where a lamp will be illumi

Page!4D R T-100B!!(5/00)Use the following procedure to standardize:1. Place the Reference Standard in the Optical Well, indexed as described above.2.

Page!5DRT-100B!!(5/00)(B) STANDARDIZATION (cont’d)The instrument is now referenced to the factory calibration and unknown samples may be read directly

Page!6D R T-100B!!(5/00)(B) STANDARD FORMAZIN SOLUTIONSCalibration of this instrument is based on Formazin, a material which can be made by synthesis

Page!7DRT-100B!!(5/00)(C) ELECTRONIC CALIBRATION USING HF SECONDARY STANDARDS OR FRESHLY PREPAREDFORMAZIN SOLUTIONSBefore calibration is attempted, it

Page!8D R T-100B!!(5/00)V. FEATURES INCLUDED WITH THE 20052 RESEARCH MODEL(A)ADJUSTABLE SET POINT ALARM CONTROLThis feature provides “Dry” contact clo

Page!9DRT-100B!!(5/00)(E) CONTROL OUTPUT, 4 - 20 MAThis feature, which would be used in conjunction with the “Flow Through Unit” feature (Part #50028)

Page!10DRT-100B!!(5/00)Figure 2VII. SOURCE LAMP REPLACEMENT & ALIGNMENTTurn instrument power OFF and disconnect power source. Remove cover from i

Page!11DR T-100B!!(5/00)VIII. ACCESSORIES & SUPPLIESPART # DESCRIPTION20469 PC Board Assy (20012)20470 PC Board Assy (20052)20702 Reference Adjust

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Page!13DR T-100B!!(5/00)WWWWWARRANTYARRANTYARRANTYARRANTYARRANTYHF scientific, inc., as vendor, warrants to the original purchaser of the instruments

DRT-100B!(5/00)FOREWORDHF!TURBIDIMETERSHF!turbidimeters!are!manufactured!to!meet!design!criteria!for!nephelometers!as!described!in!StandardMethods!For

DRT-100B!(5/00)MODEL!DRT-100BIDENTIFICATION!INFORMATIONThe!DRT-100B!may!be!identified!by!its!catalog!number!and!description!listed!below:InstrumentCat

DRT-100B!(5/00)

DRT-100B!(5/00)OPERATING!INSTRUCTIONSTABLE!OF!CONTENTSI. SPECIFICATIONS ...

Page!1DRT-100B!!(5/00)I. SPECIFICATIONS_________________________________________________________________________0 - 1Ranges NTU 0 - 100 - 1000 - 1000*