Bluelab pH Pen User Manual download pdf (Page 3)

1.0 Before use begins

Hydrate in KCl storage solution for 24 hours before you start using the pH pen.

See section 6.0

Calibrate the pen before you start using the pen.

See section 7.0

2.0 To operate

Turn pen on

Press power button.

To turn pen off

Press and hold the power button until OFF is

displayed.

NOTE: The pen will automatically turn off after

4 minutes to conserve battery power.

Measure pH

Remove storage cap, place probe in solution and wait

for reading to stabilize.

To hold reading

If you want to “hold” the reading on the screen, short

press the power button. To exit the hold function press

the power button again.

To change temperature units

Hold down the units button for 3 seconds until the

temperature units start ﬂ ashing. Short press the units

button again to cycle between °F and °C. To exit this

mode don’t press anything for 3 seconds.

NOTE: You can change units while in hold mode by

holding down the units button.

Rinse and replace storage cap

To ensure accurate pH readings always rinse the

probe in clean fresh water before replacing the cap.

Add 3-5 drops of KCl storage solution in to the wetting

seal of the cap each week. The cap is tight to ensure a

good seal and should click when on correctly.

1 second alternating displays

Power button

English

1 2 3 4 5 6 7 8 9

No comments

Bluelab pH Pen User Manual Page 3