RoboteQ AX2850, User Manual, Page: 8 / 200

8 AX2550 Motor Controller User’s Manual Version 1.9b. June 1, 2007
Tachometer or Encoder Mounting 98
Tachometer wiring 98
Speed Sensor and Motor Polarity 99
Adjust Offset and Max Speed 100
Control Loop Description 100
PID tuning in Speed Mode 102
SECTION 10
Normal and
Fault Condition LED Messages
103
Use of the LED Display 103
Motor Direction Status 104
Fault Messages 105
No Control 105
Temporary Faults 106
Permanent Faults 106
Self-Test Display 106
SECTION 11
R/C Operation 109
Mode Description 109
Selecting the R/C Input Mode 110
Connector I/O Pin Assignment (R/C Mode) 110
R/C Input Circuit Description 111
Supplied Cable Description 111
Powering the Radio from the controller 112
Connecting to a Separately Powered Radio 114
Operating the Controller in R/C mode 114
Reception Watchdog 115
R/C Transmitter/Receiver Quality Considerations 116
Joystick Deadband Programming 117
Command Control Curves 118
Left/Right Tuning Adjustment 118
Joystick Calibration 118
Automatic Joystick Calibration 119
Activating the Accessory Outputs 120
Data Logging in R/C Mode 121
SECTION 12
Analog Control and Operation 123
Mode Description 123
Connector I/O Pin Assignment (Analog Mode) 124
Connecting to a Voltage Source 125
Connecting a Potentiometer 125
Selecting the Potentiometer Value 126