Hanna Instruments HI 255 - Manual (Page 27)

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Or if RCL is invoked while the instrument is in NaCl measurement range:
Pressing the ARROW keys, the instrument will display the same parameter
but for a different record:
(example on pH range)
or
Note: The instrument will automatically skip log records from other measure-
ment ranges.
Press RANGE and the instrument will display the next logged parameter as
follows:
For pH/mV Range
• The temperature value on the primary LCD and the record number on
the secondary LCD.
• The mV value on the primary LCD and the record number on the secondary LCD.
Note: When the pH, mV or temperature is displayed, if the ALT&SET keys
are pressed and hold down, the secondary LCD will display the record
date.
pH LOG
pH LOG
LOG
LOG mV