Vex Robotics 276-2271 Instructions

Power Accessories
VEX Power Expander
Use the VEX Power Expander to add a secondary power source
for four of the PWM outputs on the VEX Microcontroller.
Balance a robot's motor load across two batteries to extend
robot run time and increase performance.
The "In" and "Out" ports are labeled "A, B, C, D". Each "In" port is paired with an "Out"
port. A motor or servo connected to an "Out" port is controlled by the Microcontroller Motor
Port connected to it's corresponding "In" port. (i.e. "In" port A controls "Out" port A)
"Out" Ports
Limited 90-day Warranty
This product is warranted by Innovation First against
manufacturing defects in material and workmanship under
normal use for ninety (90) days from the date of purchase
from authorized Innovation First dealers. For complete
warranty details and exclusions, check with your dealer.
Innovation First, Inc.
1519 IH 30 W
Greenville, TX 75402
8/09 Rev A
Power Expander
"In" Ports
OUT IN
Status Ports
For More Information, and additional Parts & Pieces refer to:
www.VEXRobotics.com
INSERT THIS PAGE
at the back of the
Power chapter in your
VEX Inventor's Guide.
PWM Lock
(slide)
Feedback LED
VEX Power Expander • 1