Hanna Instruments HI 2214 - Manual (Page 19)

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Notes: • The “OLd” message displayed beside the pH value means
that this buffer was not used during last calibration. Press
and hold down
SETUP if you want to see calibration date (or
time, if old calibration was performed on the same day as the
current calibration).
• For each custom buffer used in calibration, the “ BUFFER
pH” tag will blink.
• If “ no bUF” message appears on the LCD, the instrument
informs you that the calibration was performed with less than
five buffers.
• Calibration Expiration status:
- if disabled.
- or the number of days until the calibration alarm will be displayed.
- or if expired (7 days ago).
• The instrument ID.
Notes: • Press GLP to return to measurement mode.
• If calibration has not been performed, the instrument
displays “ no CAL” message blinking.