Specifications

Safety Guidline

  • Do not twist or subject the power cable to extreme pressure or weight weight.
  • Keep the pin and interface of the power plug clean from dust or water.
  • Do not pull the power cord or touch the power plug with wet hands.
  • Do not use with a damaged power plug, power cord or loose outlet.
  • Use Kobuki indoors only.
  • Do not pour or spray water onto Kobuki.
  • Do not use Kobuki to pick up anything that is burning or smoking.
  • Always remove the battery before long-term storage or transportation.

Functional

  • Maximum translational velocity: 70 cm/s
  • Maximum rotational velocity: 180 deg/s (>110 deg/s gyro performance will degrade)
  • Payload: 5 kg (hard floor), 4 kg (carpet)
  • Cliff: will not drive off a cliff with a depth greater than 5cm
  • Threshold Climbing: climbs thresholds of 12 mm or lower
  • Rug Climbing: climbs rugs of 12 mm or lower
  • Expected Operating Time: 3/7 hours (small/large battery)
  • Expected Charging Time: 1.5/2.6 hours (small/large battery)
  • Docking: within a 2mx5m area in front of the docking station

Hardware

  • PC Connection: USB or via RX/TX pins on the parallel port
  • Motor Overload Detection: disables power on detecting high current (>3A)
  • Odometry: 52 ticks/enc rev, 2578.33 ticks/wheel rev, 11.7 ticks/mm
  • Gyro: factory calibrated, 1 axis (110 deg/s)
  • Bumpers: left, center, right
  • Cliff sensors: left, center, right
  • Wheel drop sensor: left, right
  • Power connectors: 5V/1A, 12V/1.5A, 12V/5A
  • Expansion pins: 3.3V/1A, 5V/1A, 4 x analog in, 4 x digital in, 4 x digital out
  • Audio : several programmable beep sequences
  • Programmable LED: 2 x two-coloured LED
  • State LED: 1 x two coloured LED [Green - high, Orange - low, Green & Blinking - charging]
  • Buttons: 3 x touch buttons
  • Battery: Lithium-Ion, 14.8V, 2200 mAh (4S1P - small), 4400 mAh (4S2P - large)
  • Firmware upgradeable: via usb
  • Sensor Data Rate: 50Hz
  • Recharging Adapter: Input: 100-240V AC, 50/60Hz, 1.5A max; Output: 19V DC, 3.16A
  • Netbook recharging connector (only enabled when robot is recharging): 19V/2.1A DC
  • Docking IR Receiver: left, centre, right

Software

  • C++ drivers for Linux
  • ROS driver
  • Gazebo simulation