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8.1 Security code of calibration:

8.1.1Code authorization: The code authorization of parameter set-up is prior to

the code authorization of calibration mode. Therefore, in order to enter the

calibration model, you can input the parameter set-up model or the code of

calibration mode.

.8.1.2 Code set: In the pH measurement mode, press

simultaneously to access the OS value (by pressing ) and slope value (by

pressing ) of previous calibration, and then use or to enter the

code set page.

＋

Press for

Press or

Press for

When the first “0” in the fields 0000

will shine, press upward key or

rightward key to input the code, and

press ENTER for confirmation.

Then, continue inputting the second

field, and by analogy.

(If security code is

cancelled, you can enter the

set-up mode directly

without inputting the

password any more. You

can reset the security code

by pressing Model key by

double pressing.)

Modify the code

If you input the

wrong code, the

CODE will shine 4

times and then the

interface will back

for another input.

Back to Calibration Mode

Suntex PC-3100 User Manual

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