LaMotte 2020wi Portable Turbidity Meters - Manual (Page 3)

CONTENTS
GENERAL INFORMATION
 Packaging and Delivery 5

General Precautions 5

Safety Precautions 5
 Limits of Liability 6
 Specifi cations 6

Statistical & Technical Defi nitions 7

Contents and Accessories 9
 EPA Compliance 10

ISO Compliance 10

CE Compliance 10
 IP67 Compliance 10
 Warranty 10

Register Your Meter 10
COMPUTER CONNECTION 11
BATTERY/AC OPERATION 11
TURBIDITY

What is Turbidity? 13
 How is Turbidity Measured? 13

Turbidity Units 15

Taking Turbidity Water Samples 16
 Sample Dilution Techniques 17
OPTIONS & SETUP

Factory Default Settings 17
 Averaging 18

Turbidity Options 20
Selecting Turbidity Units 20
Selecting a Turbidity Calibration Curve 22

Setting Clock 24
 Setting Power Save 26

Setting Backlight Time 28

Factory Reset 30
 Selecting Language 32
DATA LOGGING 34
CALIBRATION & ANALYSIS

Calibration 36
Turbidity Standards 36
Turbidity Calibration Procedure 37

Analysis without Blanking Procedure 41
 Analysis with Blanking Procedure 43