Kelly Ebike Brushless DC Motor Controller User’s Manual
V 3.4
Page 8
3.2 Connections
3.2.1 Front Panel of KEB Motor Controller:
Five metal bars and a 14pin rugged connector are provided for connecting to the battery,
motor and control signals in the front of the controller shown as Figure 3.
Figure 3:
Front panel of
KEB
motor controller
B+: battery positive
B-: battery negative
A: Output U/1/A phase
B: Output V/2/B phase
C: Output W/3/C phase
Figure 4:
The connecting diagram of
J2
J2 Pin Definition
1.
PWR: Controller power supply
2.
RTN: Signal return, or power supply ground
3.
RTN: Signal return
4.
12V high-level brake and motor temperature input
5.
Throttle analog input, 0-5V
6.
Brake analog input, 0-5V
7.
5V: 5V supply output, <40mA
8.
Micro_SW: Throttle switch input.
9.
Reversing switch input
10.
Brake switch input
