Brushless DC Motor Drive
｜
BLDH1500RA
3
ICAN
Nov 2022
3.2 Signal port description
Signal category
Terminal
Functional Description
Power supply input
E
AC Power supply ground electrode
L
AC Power supply input
N
AC Power supply input
Motor connector
U
Motor line U phase
V
Motor line V phase
W
Motor line W phase
Hall signal connector
GND
Hall signal ground electrode
HW
Hall sensor signal HW
HV
Hall sensor signal HV
HU
Hall sensor signal HU
+5V
Hall sensor signal power
Control signal connector
SPEED
Rotate speed output in form of frequency
COM
Common port
EN
Stop signal terminal;
EN and COM connect, motor runs;
EN and COM disconnect, motor stops.
+5V
5V power supply
SV
1
External potentiometer speed setting input;
2
External analog signal input, 0 ~ 5V input.
ALM
Fault output, refer to 6.3
Normal : high level
Fault : low level
PWM / F
PWM or pulse frequency speed setting input terminal
(chosen by SW4).
The largest input voltage is 5VDC.
BRK
Motor brake stop signal;
BRK and COM disconnect, motor runs;
BRK and COM connect, motor stops and then braking.
F/R
Motor direction control terminal;
F/R and COM disconnect, motor rotates clockwise;
F/R and COM connect, motor rotates anticlockwise.
