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User's Guide
Heavy Duty Conductivity / Temperature
Model 407303
Introduction
Congratulations on your purchase of Extech’s Conductivity/ Temperature Meter. This
meter offers a dual display for Conductivity and Temperature, a Conductivity Cell
calibration adjustment, temperature compensation, and a RS-232 PC Interface. This meter
is shipped fully tested and calibrated and with proper use will provide years of reliable
service.
99 Washington Street
Melrose, MA 02176