pH Adaptor & Electrode
3
The Smart Wireless pH adaptor
Charge the pH adaptor fully before first use
Use the USB lead supplied to connect the pH adaptor either direct to a USB port on your computer* or to a USB
mains charger that outputs 5 V at 500 mA or more. A full charge can take up to 4 hours.
*Or a powered USB hub. Your computer should be turned on and not in sleep or standby mode; or the battery may drain
instead of charge.
Status Light
Indicates
No light
Sensor is Off. Short press the On/Off switch
Blue flashing
Sensor On and Bluetooth advertising
White flashing
Charging via USB mains charger or USB port
Green flashing
Communication with the EasySense2 software (via USB or Bluetooth)
has been established.
Orange flashing
Recording data
To switch the pH sensor off: Press and hold down the On/Off switch for about 2 seconds until the white
light is lit solidly then release.
If not communicating with the EasySense2 software the sensor will puts itself to sleep after a period of
about one hour of inactivity (blue LED flashing).
The pH electrode (BNC)
This is a general-purpose plastic bodied, single junction gel filled glass electrode, which is non-refillable.
IMPORTANT:
Maintain the level of the storage solution, the pH sensitive glass membrane must be kept wet.
BNC connector
(female)
Unique ID
number
Status light
On/Off switch
USB input
Please note: Store the electrode tip in a 1:1 solution of pH 4 buffer and 3.5 to 4 mol dm
-3
KCl,
Reference Electrolyte
Porous liquid junction
pH sensitive glass
membrane
Reference Element
(silver/silver chloride
type)
Plastic
protective skirt
Internal glass
reference solution
BNC connector (male)
