Global water – Xylem 3101 CONDUCTIVITY CONTROLLER User Manual
Page 3

Global Water
800-876-1172
• globalw.com
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I) Inspection
a) Your 3101 Conductivity Controller unit was carefully inspected and certified by
our Quality Assurance Team before shipping. If any damage has occurred during
shipping, please notify Global Water Instrumentation, Inc. and file a claim with
the carrier involved.
II) General Introduction
a) The model 3101 is a high performance industrial grade digital indicating dual set
point ON/OFF controller for conductivity, using the Global Water temperature
compensated conductivity probe Cat. No.105.
The overall conductivity indication and control range for the model 3101 is 0 to
200mS/cm. The following four different ranges can be selected via internal DIP
switch:
0 to 999 µS/cm
0 to 9.99 mS/cm
0 to 99.9 mS/cm
0 to 200 mS/cm
A linearized 1 mV per LSD, least significant digit, is provided to interface with
other instruments with analog input such as recorder, printer, etc.