I was able to go from 20mph to 23mph just based on your settings here. Good luck building your first DIY ebike! Try a different pc, different cable, different order of connecting to the controller, etc. Good luck with programming your Ultra. Bafang battery catelogue 2023 . What would you say to resetting the parameter for the wheel diameter in order to achieve a sort of cheap and simple speed hack? This is the case because the motor is loaded while you are riding on it. . Haben Sie eine Idee wie ich da weiter komme oder Wissen Sie ob die Programmierung bei dem Motor funktioniert? To obtain more torque with lower speed, I set these values in the BASIC card. However the speed assist level changes when the motor is restarted, this means turning the battery off and on. (3.71 KiB) Downloaded 770 times Dit is normaal. For the BBS01 the maximum value is 15A. The setting on the display will set this setting and the pedal-assist setting at the same time. John. Which is a safe thing to do. If not, what are my options for using a throttle on this model, 3. Thank you for your help! These work together like intended en will not put extra stress on the motor. Good luck! You could snap a chain when you apply a lot of power in the wrong gear when accelerating from a standstill for example. Most other configurations set both of these items at 1. You cant damage the motor or controller by setting the amp limits to low values. 2 Extract stc-isp-15xx-v6.86E.exe from that file (using WinRar, 7zip, etc; a google search will locate the appropriate websites for those, and instructions how to use them) and run the program Following the Bafang configuration tool instruction I installed the parameters you recommended. Karl. My 2 front wheels are 20. Setting the current limit of assist 0 to 0 will just create a mode in which the motor will never activate, this way you can have the bike on safely without the worry that the motor will activate. The third option is to buy a new controller that does except 52V batteries. So there indeed doesnt seem to be anything wrong with your battery. and I made use of gogle translator. I click on Connect, I accept the terms, the Disconnect button activates but no link is established from the Read Flash button does not activate. Since you then know that the controller isnt defective. But you can leave this value at the factory default. Best regards Franco Rametti Mail franco@ica-net.it. The Bafang firmware is just so that it doesnt activate the throttle in pedal assist 0. Even though you want the smallest possible, the 17Ah will be nice to have if you are riding 2-3 hours, partly uphill. Hope this helped you, if you have any further questions, let me know. Hardware version: V1.5 What you need to check though is if the cut-off voltage in the programming software is set to the correct value. Yes, its normal that the discharge goes nonlinearly. 7/88/75 Many thanks for your reply! So the only option will be to swap the sensor to the 26 wheel. I can set every parameter to my likings but max current wont save at 30 amp. Order Number. Im happy with all my setting, but which one do I change to tell the motors controller that I have a 52V 17.5Ah/910Wh battery? For example if you select a small cog ( ex: 15T with a 42T ring) if the current limit of the selected PAS is too low, could it put to much stress on the motor as it will try to ramp the speed to high? I have the 1000w Ultra with thumb throttle and find it quite an ON or OFF thing. So to my knowledge both modes are the same. If the amp limit is really low, the motor will then not be able to get you moving, which isnt great. Because that ones has a torque sensor instead of speed sensor. Very much appreciate this site. If thats the case it will be a waste of money. This way it will feel more like a normal non-electric bike. In order to make use of all the power that the BBSHD has to offer though some other settings can be increased as well. Thanks Giel . Tuning the Bafang Controller with UNLOCKED firmware First Timers Cycling 834 subscribers Subscribe 114 8.9K views 10 months ago #CommissionsEarned #ftc_alvinandhiro #first_timers_cycling. If you follow the steps of this video, are you then able to set it to 9? The heavy load on the motor indeed could have caused some problems with the controller. You may have to register before you can post: click the register link above to proceed. Thanks! Download Which often is more accurate than the display does. So if either of the above gives you even the slightest hesitation, stop reading and go ride. Thanks for your suggestion! A 17Ah or 13Ah will definitely not give the same range, at the same speeds. Can you still read the old controller? If you are pedalling or using the throttle doesnt matter, it will increase the top speed in both cases. If the firmware is really damaged, you could be in trouble. Then after research and finding this page, I programmed to, for the most part, your settings above and was able to get to 23. A fully charged 48V battery would he 54.6V. The software cant adjust gear ratios unfortunately. 5 levels is just an awesome balance between controllability and practicality. You then should definitely set it to 26 inch. If you do pedal along at a slower RPM than the motor, it wont damage it though. I would just keep the current limit of PAS 0 on 0 however. There is a 36v sticker on the motor. I want max available throttle but still VARIABLE on all PAS. Download. Select the COM port that your USB programming cable is connected to. That might be possible. They are your best chance of getting it fixed without replacing the entire controller. I have never experienced this myself however. At what cadence the motor works more efficiently? ), Problem with the battery read out solved by flashing de motor firmware 48v. M625/M325 USER MANUAL [EN] Installation and usage instructions . Download. I tried to connect with my desk top instead of labtop and quite the same problem except that COM4 is available when i connect the USB cable. This process can be used to fix the error 30 code, unlock your controllers, and switch . Im having trouble getting started. Is it normal that process of discharge goes unlinearly. . If you increase slow start, your start will be really slow and jerky. Inside is a 48V, 13A controller. This setting decides whether the throttle acts as a current throttle or as a speed throttle. I than think you have checked everything you needed to do. If you have a 36V battery, it should be set to 31-32V. Such as start current and slow start. Subscribe to our newsletter and stay up to date! You however will still have a very slight pedal assist in level 0, because this simply cant be eliminated. My problem with the BBSHD controller ! Good you tried all of that. Are you talking about maintenance of the Bafang motor? I found it really annoying that the motor would stop assisting at different speeds, at different assist levels. How does 0% current limit get current to the motor? would you get the same or less mileage assuming you used the same amount of cells in battery packs so you have 52v 20ah vs 36v 31ah which cost the same which would go further? I personally (and know a lot of other riders) also use only 5 levels. Thank you! I have a bafang 750w mid drive motor and sometimes the motor dosent stops after i stop pedaling. furcifer 10 kW After that you only have to change the number of stages on your display from 9 to 5. So yes, definitely change this. So you cant really increase range by changing some settings. This is a safety feature designed to keep the battery in good health. So, yes, something is working, but I wonder if I should be messing with it or not. Assist 4 80 / 100 If that would be the problem, the display would cut out as well. If you want the bike to give a lot of power but will stop when a certain speed is reached, you should alter the speed limit of the assist levels (or in specific, assist level 9). First of all thanks so much in advance for your replay and apologies because probably my question is not related directly with the topic. Like Eric mentioned it is very likely that Bafang will increase the . If the voltage drops beneath a certain threshold, the assistance will stop. Frank. It also would be a rare case that the controller works fine but the programming doesnt. Thanks so much. bbshd instructions rewrite.txt Hello, https://electricbike-blog.com/2017/11/23/i-void-warranties-hacking-the-bafang-ultra-max-mid-drive-ebike-drive/ ThAnks for the reply . I just put full battery and it shows me 54,2V = 62%. Pretty much all BBS02 mid-drive motors that you can buy right now are actually of the BBS02B type. I dont want the throttle to work as soon as I switch on the display. PS: Anyone looking to buy a used BSSHD controller with the throttle mod done. document.getElementById("comment").setAttribute( "id", "ab33ab443e012ecca28ba0adbc1239fc" );document.getElementById("ecfd5e2dff").setAttribute( "id", "comment" ); This web page is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. If it would be tight, it would be unlikely that it would lose tension while using the pedal assist. If usb driver is installed correctly the software will find the the com port. Current A was 20A So set this setting to the desired cruise control speed. What I was wondering though, before I start with anything, all the motors you mention in the guide are the Bafang mid motors. For me on my road bike I normally go around 90-100. Doing it now, will be interesting to see if i notice a sizeable difference in the reading. battery: 52V 13AH Solved the problem replaced the controller. You could unplug the PAS sensor, in order to disable it via hardware though. Have you increased that already? But I dont recommend setting it higher than 4. I know that will work with 30 amps. But your behaviour is a bit weird. This is the only speed sensor that works with the Bafang BBSxx, this setting is the default. But even if you have the highest gearing on a bike that is physically possible with a BBS02 conversion, so: You still find that pedalling above 50 km/h will not be comfortable. So if I dial down the current to say 15 amps will I increase range but maintain torque? Bafang configuration tool: As far as I know, there isnt a proper way to get only throttle working in assist level 0. Now the settings for the assist levels. If you want this, you should set the current limit on PAS 0 to a value different then 0 (depending on the power you want). And even it goes it can stops at any moment.
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