Starter 300C Operation; Calibration; Selecting A Standard; Performing A Calibration - OHAUS STARTER 300C Manual De Instrucciones

EN-8
4

STARTER 300C OPERATION

4.1

Calibration

4.1.1

Selecting a standard

Always begin by calibrating your conductivity electrode. When using the STARTER 300C
conductivity meter, you must select a standard for calibration. (See 3.3)
Press and hold the
buttons to select and press
The four predefined calibration standards are:
10 μS/cm
Tables for automatic temperature compensation are programmed in the meter for each standard
(see appendix 7.1).
4.1.2

Performing a calibration

When performing calibration, Ohaus recommends using Auto End Point Mode. After powering
the meter on, be sure the top of the screen shows
Mode.
Auto or Manual End point Mode:
o
o
o
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STARTER 300C Portable Conductivity Meter
WARNING Do not operate the equipment in hazardous environments. The
equipment is not explosion protected.
WARNING When using chemicals and solvents, comply with the instructions of the
chemical producer and the general lab safety rules.
to enter setup mode and set calibration standard. Use
to confirm. Press
84 μS/cm 1413 μS/cm
Press and hold
When in Manual Mode, to manually reach a measurement or calibration value, you
need to press button-
sample reading or calibration value freezes,
the display.
When in Auto End Point Mode, the meter determines when the reading is stable
then displays and locks the reading or calibration value automatically, the reading
freezes and blinks 3 times then disappears;
the display.
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to leave setup mode.
12.88 mS/cm
to ensure the meter is in Auto End point
to change the End Point Mode.
when reading is stable and displays : then the
blinks 3 times and freezes on
blinks 3 times and freezes on
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