Hanna-instruments HI 8711 Manuel d'utilisateur télécharger pdf (Page 33)

HI 8512 and HI 8720 are ORP controllers provided with autodiagnostic

functions that allow to check and troubleshoot any malfunctioning.

The functions are made via front panel keys to isolate the cause of

malfunction.

For HI 8720 only, press MEASURE key before

proceeding with the following tests.

0 mV Test

Press the 0 mV TEST key and the

display should show a value of 0±10

mV, to verify the "zero" calibration of

the instrument. The corresponding LED

turns on.

1000 mV Test

Press the 1000 mV TEST key and the

display should show a value of

1000±20 mV, to verify the slope at

1000 mV. The corresponding LED turns on.

ORP DIAGNOSTIC TESTSORP DIAGNOSTIC TESTS

ORP DIAGNOSTIC TESTS

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 47 48

Pas de commentaire

Hanna-instruments HI 8711 Manuel d'utilisateur Page 33