9 Pegasus Astro
– Copyright 2021
Technical Specifications
Supply Voltage
12V (Controller has a voltage tolerance from 6V to 15V)
Motor Compatibility
DC motor - adjustable frequency PWM
Unipolar motors
Bipolar models
Motor Output
DC motor, max 1 Amp
Unipolar / stepper motors, max 2.0 Amps (1.0 Amps per phase)
Continuous output current per channel: 1 A
Peak output current per channel: 3 A
Continuous paralleled output current: 2 A
USB Connectivity
USB 2.0 Type B plug
Thermal Sensor Resolution
9-bit Celsius temperature measurements
Power Input Connector
2.1mm Centre Positive Socket
Motor Connector
RJ45 8P8C / (D Sub 9 female jack for older model)
Dimensions
66mm x 66mm x 28 mm
Troubleshooting guide
Problem
Cause
Cure
Controller LED is off
Power supply is not connected
Connect Power and wait for
three green light blinks
(Controller Boot)
Stepper motor does not move
Check if mode is in
“stepper
motor
” setting
Set
mode to “stepper motor”
setting and retry
DC motor does not move
Check if mode is in
“dc motor”
setting
Set mode to “dc motor” setting
and retry
Mode is in stepper but stepper
motor does not move
Motor speed is very low or zero
Go to settings in software and
set max speed of motor (try to
set 400-500 steps).
Stepper motor makes strange
noises
Motor has been connected with
wrong cabling or a cable has
been disconnected / cut
(stepper motor requires 4
cables)
Check cable order is correct and
retry or replace serial cable
