Sper-scientific 300037 Refractometer - Programmable Manual de usuario descargar pdf (Pagina 5)



With the unit on, press the ZERO button. A

refractive index reading between 1.3329~1.3331

indicates that the unit accurately reads to the

calibrated zero point.

 If the unit is out of range, a flashing crosshair

symbol will be displayed, indicating that

recalibration is required.

 Press any other button to exit this function.

 Perform Zero Checking if the unit has sustained

a shock, is subjected to temperature changes,

or seems inaccurate.

5. PARAMETER SETTINGS

A. Changing the Temperature Scale

 With the unit on, press the FUNC button as

needed until t.PC (or F ) is displayed. Press the

SCALE button to view the temperature in

Fahrenheit (or Celsius). Press the READ button

to exit.

B. Automatic Temperature Conversion

 This makes manual temperature correction

unnecessary, but to obtain precise readings the

sample and unit should be at similar ambient

temperatures. ATC appears on the LCD when

this function is activated. To set the ATC

function, press the FUNC button as needed until

ALC.Y(or N) appears. Press the SCALE button to

toggle between on or off. Press the READ but-

ton twice to exit.

C. Scale Selection

 Press the SCALE button to toggle though the

scales. The ▼ symbol indicates the active scale.

D. High/Low Range Limit Alert

Setting High Range Alert

 With the unit on, press the FUNC button as need-

ed until HL Y and the flashing H-Limit icon is dis-

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Sper-scientific 300037 Refractometer - Programmable Manual de usuario Pagina 5