EC400 V2.0 6-08-05

2

Support line (781) 890-7440

Technical support: Extension 200; E-mail: support@extech.com

Repair & Returns: Extension 210; E-mail: repair@extech.com

Product specifications subject to change without notice

For the latest version of this User’s Guide, Software updates, and other

up-to-the-minute product information, visit our website: www.extech.com

Introduction

Congratulations on your purchase of the ExStik

Solids (TDS) / Salinity / Temperature meter. With the EC400’s dynamic cell-constant

technology it is possible to measure a wide range of Conductivity, TDS, and Salinity with

the same electrode. Careful use and maintenance will provide years of reliable service.

Powering the ExStik™

The ExStik

weak, the ‘BAT’ indicator appears on the LCD. Press the ON/OFF key to turn the ExStik

®

on or off. The auto power off feature shuts the ExStik

inactivity to preserve battery life.

Getting Started

•

Remove the cap from the bottom of the ExStik to expose the conductivity electrode.

•

Before the first use or after storage, rinse the electrode in deionized water and dry.

•

For best results, calibrate for conductivity with a standard in the expected range of

the sample. For maximum accuracy calibrate from low conductivity value standards

to high value standards.

•

Store dry.

Warranty

EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts

and workmanship for one year from date of shipment (a six month limited warranty applies to

sensors and cables). If it should become necessary to return the instrument for service during or

beyond the warranty period, contact the Customer Service Department at (781) 890-7440 ext. 210

for authorization or visit our website www.extech.com for contact information. A Return

Authorization (RA) number must be issued before any product is returned to Extech. The sender is

responsible for shipping charges, freight, insurance and proper packaging to prevent damage in

transit. This warranty does not apply to defects resulting from action of the user such as misuse,

improper wiring, operation outside of specification, improper maintenance or repair, or

unauthorized modification. Extech specifically disclaims any implied warranties or merchantability

or fitness for a specific purpose and will not be liable for any direct, indirect, incidental or

consequential damages. Extech's total liability is limited to repair or replacement of the product.

The warranty set forth above is inclusive and no other warranty, whether written or oral, is

expressed or implied.