Features 2, Quick guide, Attention – Bluelab pH Pen User Manual
Page 2: If it dries, it dies, Keep your probe tip wet, Features

Features
Backlit LCD display
Low battery indicator
Hold reading function
Fully waterproof
Fully guaranteed for 1 year
Auto off function
Double junction probe
(not replaceable)
Automatic Temperature
Compensation (ATC)
Successful calibration indicator
Selectable units for °C and °F
Power button / hold
Short press to turn on.
Short press to hold reading.
Long press to turn off.
Calibrate button
See calibration section.
Units button
Hold until units fl ash then
short press to change units.
Screen will change back
when no buttons have been
pressed for 3 seconds.
Quick guide
Storage
cap can be
placed onto
loop while
being used.
Low battery warning
Appears when
batteries are low.
Check mark/tick to
indicate successful
calibration
Disappears 30 days after
calibrating probe as a
calibration due reminder.
ATTENTION
If it dries, it dies!
Storage cap
The probe must not be allowed to dry out. Always place storage cap back onto
probe tip after each use. Add 3-5 drops of KCl storage solution to the round hole
(wetting seal) in the cap each week to keep the probe wet. See section 3.0
Keep your probe tip wet
at all times to avoid permanent damage
English
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