14
MA873 Digital Glucose Refractometer
9. CHANGING TEMPERATURE UNIT
To change the temperature measurement unit from Celsius to
Fahrenheit (or vice versa), follow this procedure.
1. Press and hold the
ON/OFF
key continuously for aproximately
8 seconds. The LCD will display the “all segment” screen
followed by a screen with the model number on the primary
display and the version number on the secondary display.
Continue pressing the
ON/OFF
key.
8 seconds
2. While continuing to hold the
ON/OFF
key, press the
ZERO
key.
The temperature unit will change from °C to °F or vice versa.
°C or °F
