Hanna-instruments HI 4521 Manual de usuario descargar pdf (Pagina 46)

• Unrecognized buffer. Please check the buffer or the buffer list (for Semiautomatic and Automatic buffer entry

type): this message appears if the current buffer value is not close to any of the buffers from the buffer list/group.

Check if the current buffer is present in the buffer list or the appropriate buffer group was selected.

• The current buffer was already calibrated. Press <Accept> to recalibrate in this point, or change

the buffer: this message appears when calibration is performed in one of the previous calibrated buffers.

Follow displayed instructions.

Compensation Coefficient

(only for

Linear

temperature compensation)

To set the compensation coefficient:

• Use or to highlight the

Compensation

Coefficient

option.

• Press

and set the desired compensation coefficient

using

or to increase/decrease the value.

• Press to save the current value or press

cancel operation.

Calibration

Cell Constant

The conductivity probe can be calibrated using the conductivity standards or by entering the cell constant of the

probe by the user.

Using standard solutions:Using standard solutions:

Using standard solutions:

The meter can be calibrated in a single or multi-points (up to four points), using 6 Hanna standards (84 µS, 1413

µS, 5.0 mS,12.88 mS, 80.0 mS, 111.8 mS) or using the custom standards.

The following options are available for calibration:

Standard Recognition

The user can choose between

Automatic

recognition (from 6 Hanna

standards available) or

User Standard

(when custom standards are

used for calibration).

• Use or to highlight the

Standard Recogni-

tion

option.

• Use or to choose from

Automatic

User

Standard

option

• Press to confirm your selection or press to

cancel operation.

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Hanna-instruments HI 4521 Manual de usuario Pagina 46

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