Hach-Lange REFO 60_REFO 60D - Manual (Page 16)

Operating Instructions REFO 60 / REFO 60-D
2
Concise Operating Instructions
To prepare the measurement:
1. Turn on REFO 60 with the control button
2. Calibration
•
Place REFO 60 on the standard
•
Press control button
•
Display reads CAL
•
Display of calibration value
3. Gloss measurement
•
Place REFO 60 on the standard
•
Press control button