YSI EC300 Operating Manual
Operations Manual
EcoSense® EC300
Conductivity, Salinity
and Temperature
Portable
Instrument
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WARRANTY
The EcoSense® EC300 Instrument is warranted for one year from date of purchase by the end user
against defects in materials and workmanship. EC300 probes and cables are warranted for one year
from date of purchase by the end user against defects in material and workmanship. Within the
warranty period, YSI will repair or replace, at its sole discretion, free of charge, any product that YSI
determines to be covered by this warranty.
To exercise this warranty, write or call your local YSI representative, or contact YSI Customer Service
in Yellow Springs, Ohio. Send the product and proof of purchase, transportation prepaid, to the
Authorized Service Center selected by YSI. Repair or replacement will be made and the product
returned, transportation prepaid. Repaired or replaced products are warranted for the balance of the
original warranty period, or at least 90 days from date of repair or replacement.
Limitation of Warranty
This Warranty does not apply to any YSI product damage or failure caused by: (i) failure to install,
operate or use the product in accordance with YSI’s written instructions; (ii) abuse or misuse of the
product; (iii) failure to maintain the product in accordance with YSI’s written instructions or standard
industry procedure; (iv) any improper repairs to the product; (v) use by you of defective or improper
components or parts in servicing or repairing the product; or (vi) modification of the product in any way
not expressly authorized by YSI.
THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES, EXPRESSED OR IMPLIED,
INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
PURPOSE. YSI’s LIABILITY UNDER THIS WARRANTY IS LIMITED TO REPAIR OR
REPLACEMENT OF THE PRODUCT, AND THIS SHALL BE YOUR SOLE AND EXCLUSIVE
REMEDY FOR ANY DEFECTIVE PRODUCT COVERED BY THIS WARRANTY. IN NO EVENT
SHALL YSI BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL
DAMAGES RESULTING FROM ANY DEFECTIVE PRODUCT COVERED BY THIS
WARRANTY.
CONTACT INFORMATION
YSI Inc. • 1725 Brannum Lane • Yellow Springs OH, 45387
800-897-4151 • 937-767-7241 • Fax: 937-767-1058
Email: ecosense@ysi.com
• Website: www.ysiecosense.com
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CONTENTS
WARRANTY.................................................................................................... 1
CONTACT INFORMATION............................................................................. 1
GENERAL INTRODUCTION .......................................................................... 3
INITIAL INSPECTION.....................................................................................3
SPLASH RESISTANCE.................................................................................. 3
BATTERY INSTALLATION............................................................................. 3
KEY FUNCTIONS OF THE MODEL EC300................................................... 4
THE LCD DISPLAY......................................................................................... 4
MEASUREMENT MODES.............................................................................. 4
CALIBRATION ................................................................................................ 5
TDS............................................................................................................ 5
CELL .......................................................................................................... 5
Temperature Coefficient ............................................................................ 5
Temperature Reference............................................................................. 5
Conductivity Calibration............................................................................. 5
CONDUCTIVITY MEASUREMENTS.............................................................. 5
PROBE MAINTENANCE ................................................................................ 6
TROUBLESHOOTING.................................................................................... 6
SPECIFICATIONS .......................................................................................... 7
RECOMMENDED SPARE PARTS LIST ........................................................ 7
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