Hanna-instruments HI 254 Manual do Utilizador descarregar pdf (Página 8)

RELATIVE mV MEASUREMENTS

 Press RANGE until rEL message will be displayed on the secondary LCD line

for about one second and mV tag will blink. After one second the

temperature will be displayed on the secondary LCD.

The reading displayed by the instrument is equal to the difference between

the current mV input value and relative mV offset established in the relative

mV calibration.

TEMPERATURE MEASUREMENTS

Connect the HI 7669/2W temperature probe to the appropriate

socket and turn the instrument on.

Immerse the temperature probe into the sample and allow

the reading on the secondary LCD to stabilize.

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Hanna-instruments HI 254 Manual do Utilizador Página 8