Brushless DC Motor Drive
｜
BLDH1500RA
7
ICAN
Nov 2022
6.3 Alarm signal output
If any of alarm in 6.2 table happens, ALM terminal would output low level; if driver is normal, ALM would output high level.
7. Acceleration and deceleration potentiometer
Acceleration and deceleration time refers to the time required for the motor from 0 to the set speed. (Notice : the motor rotate
speed is not actual value)
8. Dial switch function
（
dial it down = 1
，
no dial by default = 0
）
8.1 Dial switch function
SW1
0
Terminal resistance not connected
1
Terminal resistance connected
SW4
0
Frequency speed setting
1
PWM duty ratio speed setting
The function of SW5~SW8 is setting slave address
，
the setting modes are listed as below table.
SW1 = OFF : disconnect the terminal resistance (R=120Ω, paralleled to 485 bus)
SW2
SW3
0
0
Open loop
1
0
Closed loop 2 poles
0
1
Closed loop 4 poles
1
1
Closed loop 5 poles
SW5
SW6
SW7
SW8
Slave address
0
0
0
0
Broadcast communication
0
0
0
1
0x01
0
0
1
0
0x02
0
0
1
1
0x03
0
1
0
0
0x04
0
1
0
1
0x05
0
1
1
0
0x06
0
1
1
1
0x07
1
0
0
0
0x08
1
0
0
1
0x09
1
0
1
0
0x0A
1
0
1
1
0x0B
1
1
0
0
0x0C
1
1
0
1
0x0D
1
1
1
0
0x0E
1
1
1
1
0x0F
