Sabvoton controller comes with display speed function, which offer the speed signal from controller to display.There are many kinds of electric vehicle instrument speed signals in the market, so sabvoton controller also customized with different speed signal for choice. Pls. Note that the display should be keep same speed signal with controller, otherwise the speed will not shown in the display.
1). Hall signal: The instrument interface does not display the gear position, does not display the fault function, and the speed is converted according to the Hall signal of the controller.
2). Phase speed signal: The instrument interface does not display the gear position, and does not display the fault function. The speed is converted according to the output voltage of the controller, and the error is relatively large.
3).One-Lin signal: The instrument interface displays the gear position and displays the fault function. The speed is based on the signal of the controller, and the speed display is relatively stable. recommend! This design more suitable for ebike, electric motorcycle application.
4). APT/No.2/S5/Bafang protocol: It’s 5pins out from controller and display, which display could be adjustable for setting lots parameters, like wheel size, motor poles, voltage etc. This design more suitable for ebike, electric bicycle application.
5). CAN bus speed: the controller and display with CAN+ and CAN- wires for connection, it will shown correct speed and battery indicator. CAN bus normally suitable for the whole vehicle with communication agreement. This design more suitable for high-end vehicle.
If you don’t know how to confirm the controller speed signal, you can confirm first which signal you want to use, and your vehicle design for display.
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