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  1. J

    Kls7425n Kelly controller

    hi, i have the same problem, is random problem, the bike runs well but sometimes start to beep and appears that fault, acelerating and decelerating, i dont understand and im working at 48v batteries and the limit is put at 90v at maximum, is impossible that research that voltage the battery.
  2. J

    PAS sensor for Sabvoton

    Hi, i have a program to modify the curve of the throttle but you can't do it only with Arduino because the output is pwm and the controller detects it and stops. You have to add to arduino a DAC for work with pure analog output, now im working in do it a screen controlled by arduino to...
  3. J

    sabvoton svmc 7280 error code 30H

    Hi, the best solution is connect on pc with usb cable and in mq software look the error code, also you can look the green light on the sabvoton controller, if it's fixed turn on, all is ok and the problem is in tft screen, and if green led is blinking the controller are in fault mode, you can...
  4. J

    Sabvoton 72150 power reading missing on the screen after bms cut off

    Hi, the battery level is read by the fft, is a bad quality tft, the input wich reads the voltaje is broken is common on this tft. I don't understand why the tft has a sensor for voltage when can read by communication with the sabvoton. Moreover with the problem that can occur with a screen...
  5. J

    ISO Bicycle Standard Motorcycle Disc Brakes?

    Hi, had you tried the sram guide brakes with 4 pistons with galfer pads for ebikes? I use this on my 3000w ebike and works very well.
  6. J

    Sabvoton SVMC72150 TROUBLESHOOTING

    Try to loop the red and blue, and then connect with your pc by the usb cable, remember unplug the 3 wires connector (yellow, green,brown), and remember that red led light is 5v controller ok (controller turned on) not is failure, you must have red light on and green light on in normally operation.
  7. J

    Sabvoton SVMC72150 TROUBLESHOOTING

    No, hehe, you understand it wrong, it says that you can order it with can bus but paying more, im sure that you controller works as mine, by modbus only has to look the program to configure by com port with a chip that convert usb to serial (ch340 driver)
  8. J

    Sabvoton SVMC72150 TROUBLESHOOTING

    Are you sure that the communication is CAN? Because i have 72080 and is modbus based on rs232, you can do it a screen with arduino, I'm gonna start a project with Arduino and nextion touch screen to control the sabvoton because i burned 2 screens in 2 month and cost 85usd each
  9. J

    Sabvoton SVMC72150 TROUBLESHOOTING

    Hi, i had the same problem, this screen is a big shit, when the battery is full the screen burns it, be careful. Im sorry to tell you that the screen is dead, For start the bike you can open the screen and bypass the positive cable (red) wich have 84v with the 0_bat (blue cable) this is the...
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