Hanna Instruments Edge Instruction Manual page 42

pH GLP
Information
42 Operational Guide
Note: For each custom buffer used in calibration, the "C1" and "C2" tags will be
displayed. If only the second custom buffer is in calibration the tag will be "C1"
and the value will be displayed.
Calibration Expiration status together with the current reading:
The last calibration date (yyyy.mm.dd) together
with the current reading.
If disabled, "EXPIRATION WARDING DISABLED" is
displayed
Or if enabled the number of days until the calibration
alarm "CAL DUE" will be displayed.
The number of days since the calibration expired.
(I.E. "CAL EXPIRED 2 DAYS AGO").