Vernier Go Direct GDX-GPH Manual

®
Go Direct Glass-
Body pH Sensor
(Order Code GDX-GPH)
The Go Direct Glass-Body pH is a high-
quality glass-body pH sensor that can be used in non-aqueous solutions that
contain organic solvents and solutions that contain strong acids or strong bases.
Note: Vernier products are designed for educational use. Our products are not
designed nor are they recommended for any industrial, medical, or commercial
process such as life support, patient diagnosis, control of a manufacturing
process, or industrial testing of any kind.
What's Included
Go Direct Glass-Body pH (Go Direct Electrode Amplifier connected to a Go
l
Direct Glass-Body pH BNC Electrode)
Electrode storage bottle, containing pH 4/KCl solution
l
Micro USB Cable
l
Electrode tip guard
l
Compatible Software
See
www.vernier.com/manuals/gdx-gph
Go Direct Glass-Body pH.
Quick Start: Vernier Graphical Analysis
1. Charge your sensor for at least 2 hours before first use.
2. Connect the Go Direct Glass-Body pH BNC Electrode to the Electrode
Amplifier. Push the BNC connector of the electrode onto the connector on the
Electrode Amplifier, then turn the BNC connector about one-half turn
clockwise.
3. Turn on your sensor. The LED will blink red.
4. Launch Graphical Analysis, then click
5. Select your sensor from the list. The sensor ID is located on the sensor label
near the bar code. Note: If you don't see a list of available sensors, click
. After selecting your sensor, click
WIRELESS
6. Click . You are now ready to collect data.
DONE
Using other Vernier data-collection apps or want to connect via
USB?
Visit
www.vernier.com/start-go-direct
Note: This sensor also works with LabQuest 2 and LabQuest 3; it does not work
with the original LabQuest.
for a list of software compatible with the
® ®
and Bluetooth
.
Sensor Data Collection
.
Pair
Charging the Sensor
Connect the Go Direct Glass-Body pH to the included Micro USB Cable and any
USB device for two hours. Connecting the Go Direct pH BNC Electrode to the
electrode amplifier during charging is optional.
You can also charge up to eight Go Direct Glass-Body pHs using our Go Direct
Charge Station, sold separately (order code: GDX-CRG). An LED on each
Go Direct Glass-Body pH indicates charging status.
Charging
Fully charged
Powering the Sensor
Turning on the sensor
Putting the sensor in sleep
mode
1
Blue LED on steady while sensor is connected to
the Micro USB Cable or Charge Station.
Blue LED is off when charging is complete.
Press button once. Red LED indicator flashes
when unit is on.
Press and hold button for more than three seconds
to put into sleep mode. Red LED indicator stops
flashing when sleeping.