CS-D403 Closed Loop Stepper Drive User Manual
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“Connector P1 Configurations” for more information.
b) t2: DIR must be ahead of PUL effective edge by 5us to ensure correct direction;
c) t3: Pulse width not less than 2.5us;
d) t4: Low level width not less than 2.5us.
9. Fault Protections
To improve reliability, the drive incorporates some built-in protection features.
Blink
time(s)
Sequence wave of red LED
Description
Trouble shooting
1
0.2S
5S
Over-current
Turn off the power immediately.
a) Check wiring is short-circuited or not;
b) Check motor is short-circuited or not.
2
0.2S
0.3S
5S
Over-voltage
Turn off the power immediately.
a) Check if the power voltage is higher
than 90VDC
3
Chip error
Restart the power supply, if the drive is
still alarm, please contact after-sale
4
Fail to lock motor
shaft
a) The drive is not connected to a motor;
b) If alarm is occurred when connect a
motor , set DIP switch SW6 to ‘on’ and
restart power supply; If it still alarm,
please check the motor power cable.
5
EEPROM error
Restart the power supply, if the drive is
still alarm, please contact after-sale
6
Fail to auto tuning
Set DIP switch SW6 to ‘on’
7
0.2S
0.3S
5S
Position following
error
a) The value of position following error
is set too small;
b) Motor torque is not enough or motor
speed is too high;
c) Motor wiring error, check wiring
Always
-
PCB board is
burned out
Contact after-sale
a) Power supply connection is wrong
