Vernier LabQuest 2 - Manual (Page 48)

Appendix A – 1
APPENDIX A. LABQUEST 2 TECHNICAL SPECIFICATIONS
Display
• 11.2 cm × 6.7 cm (13.1 cm diagonal)
screen
• 800 × 480 pixel color display at 188 dpi
• LED backlight
• Portrait or landscape screen orientation
• High-contrast mode for outdoor visibility
Processor
• 800 MHz Application Processor
Connectivity
• Wi-Fi 802.11 b/g/n
• Bluetooth for WDSS
User Interface
• Resistive touch screen
• Touch and stylus navigation for efficiency
and precision
Data Acquisition
• 12-bit resolution
• Built-in GPS, 3-axis accelerometer (± 2 g),
ambient temperature sensor, light sensor
(uncalibrated intensity), and microphone
Maximum Sampling Rate
• 1 sensor - 100,000 samples/s
(0.02 seconds max)
• 2 or more sensors - 10,000 samples/s
(0.21 seconds max)
Minimum Sampling Rate
• 0.00125 samples/s (800 s/sample)
Maximum Samples (standalone)
• 1 sensor - 2000 samples 20K - 100K
samples/s
• 1 sensor - 14,000 - 21,000 samples <=
10K samples/s
• 2 or more sensors - 12,000 - 14,000
samples @ ≤ 10K samples/s
Highest number of samples is for the very first collection
after starting LabQuest. The smaller number of samples
depends on the number of previous collections and
stored runs during this LabQuest session.
Environmental Durability
• Operating Temperature: 0 – 45°C
• Storage Temperature: –30 – 60°C
• Splash resistant
• Rugged enclosure designed to withstand a
fall from lab bench
Size and Weight
• Size: 8.8 cm × 15.4 cm × 2.5 cm
• Weight: 350 g
Ports
• 5 sensor channels
• USB port for sensors, flash drives, and
peripherals
• USB mini port
• DC power jack
• microSD/MMC slot
• Audio in and out
Storage
• 200 MB
• Expandable with microSD and USB flash
drive
Power
• Rechargeable, high-capacity battery
• DC charging/powering through external
adapter (included)
Non-compatible Sensors
LabQuest 2 does not support the following
sensors at this time:
• Digital Control Unit
*
(DCU)
• Heat Pulser
• Ohaus balance
*
Not supported with LabQuest 2 as a standalone
device. The DCU can be used with Logger Pro
software and LabQuest 2.