Vernier Go Wireless GW-EA Manual

Electrode amplifier

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Vernier Go Wireless
Electrode Amplifier
Order Code GW-EA or GW-EA-NP
The Go Wireless Electrode Amplifier is a wireless mV
and pH amplifier that connects to Vernier electrodes
and compatible third-party BNC electrodes.

What is Included with Go Wireless Electrode Amplifier

 Go Wireless Electrode Amplifier
 USB Charging Cable (not included in GW-EA-NP)
 This user guide
 Graphical Analysis app (free download from the App Store or Google Play)

Charging Go Wireless Electrode Amplifier

Connect Go Wireless Electrode Amplifier to the included USB Charging Cable and
any USB device for two hours. Connecting a compatible BNC electrode to the
electrode amplifier during charging is optional.
You can also charge up to eight Go Wireless Electrode Amplifiers using our Go
Wireless Charging Station, sold separately (order code: GW-CRG). An LED on each
Go Wireless Electrode Amplifier indicates charging status. A blue light indicates it is
still charging. When the light goes off, it is finished charging.
®
Figure 1
Figure 2

Supported Devices

Go Wireless Electrode Amplifier can be used with supported mobile devices* that
®
are Bluetooth
Smart Ready and one of our apps.
 iPad
®
(3rd generation or newer), iPad mini
®
 iPhone
(4S or newer)
 iPod
®
touch (5th generation or newer)
 Android
devices (for support requirements, see www.vernier.com/ga-app)
 LabQuest 2 (for support requirements, see www.vernier.com/til/3134)

Data-Collection Apps

Go Wireless Electrode Amplifier can be used with one of the following apps:
 Graphical Analysis for iOS devices (version 2.2 or newer) Available as a free
download on the App Store, use this app for advanced data collection and
analysis. For more information, see www.vernier.com/ga-app
 Graphical Analysis for Android (version 2.1 or newer) Available as a free
download on Google Play, use this app for advanced data collection and analysis.
For more information, see www.vernier.com/ga-app
 LabQuest 2 App (version 2.4 or newer) For more information, see
www.vernier.com/labq2
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.

Specifications

Radio
Battery
Units
Input range
Accuracy (mV)
Accuracy (pH)
Battery life (continuously on,
1 sample per second)
Temperature range
Maximum wireless range
*
For a full list of supported mobile devices, see www.vernier.com/gw-app
®
, and iPad Air
2.4 GHz Bluetooth 4.0, Low Energy
100 mA Li-Poly
pH or mV
±1000 mV or 0 - 14 pH
± 10 mV (factory calibration)
± 0.5 pH (factory calibration)
± 0.1 pH (user calibration)
3 days
–10 to 45ºC (readings not compensated)
30 m unobstructed
2

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Summary of Contents for Vernier Go Wireless GW-EA

  • Page 1: Specifications

    Charging Go Wireless Electrode Amplifier Connect Go Wireless Electrode Amplifier to the included USB Charging Cable and NOTE: Vernier products are designed for educational use. Our products are not any USB device for two hours. Connecting a compatible BNC electrode to the designed nor are they recommended for any industrial, medical, or commercial electrode amplifier during charging is optional.
  • Page 2 How Go Wireless Electrode Amplifier Works The electrode amplifier handle is a circuit that allows a standard BNC electrode to be monitored by a lab interface wirelessly. Go Wireless Electrode Amplifier has one button and three LEDs. Button  Press the button once to turn on Go Wireless Electrode Amplifier. A red LED indicator flashes when the unit is on.
  • Page 3: Battery Information

    5. Once the voltage reading has stabilized, tap Add in the box under the appropriate Use only the Vernier Go Wireless Charging Cable (order code: GW-CB) or buffer pH. Note: If you are using a buffer not shown, tap on the buffer value to Go Wireless Charging Station (order code: GW-CRG) to charge the battery.
  • Page 4: Replacement Parts

    Warranty Vernier warrants this product to be free from defects in materials and workmanship for a period of five years from the date of shipment to the customer. This warranty does not cover damage to the product caused by abuse or improper use. The battery is covered by a one-year warranty.

This manual is also suitable for:

Go wireless gw-ea-np

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