Extech Instruments 407303 User Manual
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Extech Instruments 407303 User Manual

Extech Instruments 407303 User Manual

Heavy duty conductivity/temperature meter
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User's Manual
Heavy Duty Conductivity/Temperature Meter
Model 407303
Introduction
Congratulations on your purchase of Extech's Conductivity/ Temperature Meter. This meter
offers a dual display of Conductivity and Temperature, Conductivity Cell calibration adjust,
Auto/Manual temperature compensation, and a RS-232 PC Interface. This professional
meter, with proper care, will provide years of safe reliable service.

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Summary of Contents for Extech Instruments 407303

  • Page 1 User's Manual Heavy Duty Conductivity/Temperature Meter Model 407303 Introduction Congratulations on your purchase of Extech’s Conductivity/ Temperature Meter. This meter offers a dual display of Conductivity and Temperature, Conductivity Cell calibration adjust, Auto/Manual temperature compensation, and a RS-232 PC Interface. This professional...
  • Page 2 °C/ F" Select key LCD Contrast adjust Memory "RECORD" key Memory "RECALL" key Temp Coefficient adjust Range key Temp Coefficient key Battery cover (rear) RS-232 output jack (to Sensor input socket (to Electrode handle Electrode tip Electrode plug 407303 Ver 1.6 03/01...
  • Page 3 Press the RECALL key again to view the MIN value. Press the RECALL key again to view the AVG reading. To exit the Record mode, press the RECORD key again. The display indicators REC, MIN, MAX, and AVG will disappear. 407303 Ver 1.6 03/01...
  • Page 4 After each use the probe tip should be rinsed with de-ionized water. If solids build up inside the probe, carefully remove them with a cotton swab soaked in solvent. Caution: Be sure not to touch the metal parts of the inner probe. 407303 Ver 1.6 03/01...
  • Page 5 Warranty EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for 3 years from date of shipment (a six month limited warranty applies on sensors and cables).

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