Bbs02 speed limit Model C961, C963 and C965 for your options. including setting a maximum speed limit for assistance level #1 (e. This firmware is intended to replace the original Bafang firmware on the BBSHD/BBS02 motor controller. The motor never gets hot. The other values I changed did take effect. 7 Mph) limit. I want to be able to use 100% power with the Thumb Throttle regardless of what Pedal Assist Level I am in. Everything is fine, less than 0. On my BBS02 I programmed the pedal assit 0 setting to give me 100% Limit Current and 100% Limit Spd. Both bbs02 and nuvinci are still playing well together. A "Bafang SWXH 250W", the model which holds 201 rpm at 36 volts. If so it would seem that anything Speed Limit Update: The BBSHD is programmed the exact same way as the BBS02 with the exception of the Limited Current (Amps) which should be set to 30 not 25. You might have heard stories of people who have pushed the BBS02 to 35 mph, but you've got to be really careful with those numbers. Yes, the BBS02 is shipped with a speed limit of 25KMH, but changing that anywhere up to 40KPH is a basic operation using the keypad on the display unit, all explained in the on-line user manual. The Controller’s Role: The controller acts like the brain of your e-bike. 4. 5 Mph); you can go faster, but the motor assistance "cut off after that speed. For living in the moutains, I purchased a Bafang BBS02 48V powered mid-motor bike last Xmas, fine tuning the settings at the moment. Current Limit [A]: 18 for BBS02 750 Watt, 30 for BBSHD 1000 Watt. Should I set a speed limit on my Bafang BBS02? Basically from what It seems like the speed% is percentage of motor rpm limit so for example if I am in assist 3 the percent limit is 58%, the controller will only provide assist up to 58% of total motor RPM which translates to a certain bike speed, which is a different speed for each gear, so as soon as I upshift the motor rpm drops below the assisted limit and the bike The speed limit has no business being above what ever your normal cadence is. But otherwise, gearing and the KV of the hub motor is what limits their speed before torque or power does. Matze_Senpaii 1 mW. I. I set Limit Current (A) to 16amps. BBS02 mid drive pulsing, or twitching. The Throttle Mode is set to Current, the Designated Assist Level set to By Display's Here is a list of everything you need to successfully configure/program your BBSHD/BBS02. The TSDZ2 speed limit can be set up to 45km/hr (although you can set the wheel size to smaller than actual to Improved operation on BBS02, random power drops less likely to occur. This can easily be changed to 30 with some software, a laptop, and a programming cable, but clearly you would be voiding your warranty as well as riding a bike that's no longer legal (max legal is 750w). Okay this is super simple and you don't need even need the hacker cable. However, on my bbshd with the same programming it seems to follow road speed. In the lower levels, I don't feel that the bike wants to take me for a ride, it's me calling the shots, and in PAS 0 it feels so natural, giving just the tiniest amount of assistance. I've been lurking and reading a ton on this site, and jumped in recently. C18U (M420 kit) Hey guys! I bough couple of months ago a e-bike with the M420 kit, the DPC18 LCD. The BBS-02 has a top speed limiter of 50kmh which is about 31mph. A description of each follows: BBSxx Configuration (programming) software: I got cable and defined speed limit and some current limit to 100% but only 30kph is max speed. Some sellers even sell the Bafang BBS02 250w conversion kit together with a suitable battery, so these include absolutely everything you need. You may have to register before you can post: click the register link above to proceed. The Bafang 36V 250-500W BBS02 Ebike Kit The customer can also set the speed limit via the display, it is not possible to completely remove the speed limit, but you could set the wheel size to be smaller than it really is, to trick the kit into measuring a Bullseye Bluto Pro 10-Speed BBS02 46lb ~$2049; Deadeye Single Speed BBS02 41lbs $765+ Deadeye Monster Single Speed BBS02 42lbs <$900; In the advanced menu, you can set wheel size and number of PAS levels as well as a speed limit; Press + and – together to reset the trip meter; bbs02 parisisal New member. Make sure your BBS02 has an upgraded 3077 controller so it can handle the hot rod programming. This seems condescending and I'm not meaning to. No they're not. The maximum speed for each level is set at 100%. Support cruise assist levels (i This firmware is intended to replace the original Bafang firmware on the BBSHD/BBS02 motor controller. Just trying to help My bbs02 is nearing 3000km on the chain and 3600km total. It’s likely they have lowered the current and speed limit settings to reduce the chance of controller failure. For the high-power Speed limits are an artificial imposition on the natural process of riding a bike. 5 10 µW. If the speed limit is set to 25km/h, this is completely legal. After seeing this I testet the freewheeling speed. Local time 3:08 AM Joined Dec 8, 2022 Messages 6. If you have say two more gears at 15 mph, when you hook up the next gear, the crank speed goes down, which increases the current and the stress on everything in the motor goes up. , 1. and a 750W accu. Suddenly the assistance is close to zero and actually I do most of the effort. Manual for C695 attached in posts below. 4/31. Throttle is allowed with a 6 Km/h (around 3. M. Removing that limit makes the wheel spin at 30 km/h ish. Like. In theory, the BBS02 750 In order to change the speed limit with the help of the display you have to set this to ”By Display’s Pedaling assistance up to 25 Km/h (around 15. Unfortunately is the EU version, thus limited to 25km/h. Note the controller comes in two versionsso make sure you match the shapes to your old controller, or it will not fit. 0 version is ok. If you buy a USB lead and download the software, you should be able to check the settings. Thanks! Share Add a Comment. Support setting road speed limit per assist level. Some, like Kepler, like to set all of their PAS speed limits to 100%. Idgtech; Jun 12, 2024; Ask the It’s possible the firmware settings have been changed from the older model. 8v 14. The speed limit that is set in the display is ignored so that shouldn't be an issue. For them, PAS only limits power, not speed. I own a couple of TSDZ2 (all broken by now, see below), two BBS02 and 1 BBSHD mounted on touring, mtb and city bikes. Why is the BBS02 popular What I did try on mine was setting the pedal assist limit speed to the minimum to see if I could just use the throttle for minimal assistance, however pedaling made the throttle response more jerky even when over the assist limit such that I Speed Limit - 40km / h Start Current - 1% As an interested BBS02 user I am have some difficulty with your contention that the Limited Speed (%) in the basic tab refers to engine speed. 3. Note: the speed limit can be set via the display (model dependent), it is not possible to completely remove the speed limit, It'll be a little different for the BBS02 — the current limit will be lower, but I believe the base electric motor has a different spin speed with the 02. Battery 48V 25ah (Samsung INR21700-50E cells 4900mAh, stress limit 10A) Current limit: 25A or 18A which? And why? BBS02 power and speed limit setting? Thread starter Stefx73; Start date Jul 26, 2020; Prev. Really expected this chain would fail before the battery. Joined Nov 9, 2012 Messages 507 Location Berkshire UK. I use Karl's secret sauce with my 36v 500w BBS02 used on a full suss mountain bike. Bicyclists say they're too fast for the sidewalks (to give them an excuse to use the road). The bike had worked perfectly for a year, and could even reach a top speed in excess of 35 mph (barely over) of asphalt flats. The speed limiter on the BBS02 can be removed (up to 99km/hr) with the C965 display. Sort by: First off, did you adjust the top speed from your display? The various displays have a configuration mode to set max KPH. Implemented global throttle speed limit option. Only thing I am I believe the BBS02 may come from the factory with a 20 amp max limit. Share. You can work around this limit by setting the wheel diameter to a smaller size than it actually is, For instance, for BBS02 motor controllers, choose from BBS02 labeled profiles, in 48 or 52 volts. any way to go higher than that? 1 comment. Since, then my riding has become more aggressive Therefore, if you're in top gear at 15 mph and you release the speed limit, the crank speed will go up and the current will go down, so there will be less stress on the motor. 9 mph). Support cruise assist levels (i. but your legs will do a tad more work maintaining current at max speed for that PAS level, its worth it, I hardly notice it. Unfortunately, it looks like you're bumping up against the limits of the BBS02. When the LCD was set to limit it at 25 km/h, it was actually going at 25-26 km/h. Should I set a speed limit on my Bafang BBS02? BBS02 48v 750w, 12s lipo. The BBS02 is powerful enough that when set for only three levels, level 1 tapers off at 20 mph. With regard to the speed limit, I can't say why 15mph exactly, I wish it was higher. 1 pcs of LCD disply. While testing on a stand produced full throttle control at setting 0, I plan to set all the speed limits to 100% but leave the Assist current limit % as they are. #109; Added options for I realized immediately that when using the throttle, it overrides the set speed limit whereas PAS only does not. Joined My speed limit is set at 20 mph, which is reached in various gears and PAS settings or by throttle. 25 semi-slick Total weight: 130kg Place: urban with semi mountains. If you pedal around 60-70 RPM then having it going 100rpm (to me) doesn't seem fun. No. Not yet. The first assistance step of 5% = 0. also: the bafang will work even without a throttle connected. Set the Current Limit in amps to what your controllers max limit is, IMPORTANT: 25 Amps for BBS02, and 28 or 30 Amps for BBSHD (seen in the lower right when connected via COM port). For effective unlimited speed, change your wheel size to make mp/h show as km/h. I got a Bafang BBS02 from em3ev. Bikes are too slow on the road, but they're still allowed to be there. G. When I used v1. As far as chain and gearing issues, that's well documented in this forum and a common problem with any crank drive system and not the fault of the BBS02 system. Nov 1, The single speed was great and I put almost 400 miles before installing the BBS02 kit. Best advice is to always buy with the proper color display if running 48V and the special Luna color display if running 52V. Software Limit: The Digital Guardrail Now I just don't use any speed limits and that works fine for me. 5 days a week since summer '17 from Forum; Lunacycle Knowledge Base; Motors and Kits; BBSHD and BBS02; If this is your first visit, be sure to check out the FAQ by clicking the link above. It's motor speed. Idgtech; Jun 12, 2024; Ask the Community Anything; Replies 6 Views 537 Current Limit [A]: 18 for BBS02 750 Watt, 30 for BBSHD 1000 Watt. #112; Made it possible to override assist level speed limit when throttle overrides PAS. This setting works as a sort of cruise control, The value of the speed limit. Support cruise assist •Bafang 8fun BBS02 750w 48v (1470watts at 58. Speed Limit Update: The BBSHD is programmed the exact same way as the BBS02 with the exception of the Limited Current (Amps) which should be set to 30 not 25. 8 0-9 8 500C 36/43/48/60 (V) Speed: The BBS02 is faster and more powerful. Speed Limit; Update: The BBSHD is programmed the exact same way as the BBS02 with the exception of the Limited Current / ExternalWheelMeter / ExternalWheelMeter / ExternalWheelMeter – As far as I You can set the "limit" on the display to whatever you want, the winding the motor will still have its own speed limit depending on what voltage you are running and your gear ratio. 8v (factory settings 120 RPM maximum) Battery: •Homemade 14s 5p 58. I regularly take the bike up some steep San Francisco hills with grades of 25-30%. Oh, and another thing, with the open source firmware, you can set a speed limit to each PAS level individually Edit. The wheel is 27,5", and doing the math that should give me around 26 km/h. It analyzes the speed data and compares it to the pre-set speed limit. As you alluded to, your top (sustainable) speed will Hello i need help I have 30t chainring, 8 speed cassette (11-23t) Front wheel 29x3. Parts List: 1 pcs 48V 750W BBS02 Bafang Central Motor with integrated controller. In NY, Any of these displays should work with either the BBS01, BBS02, The C961 has a PAS speed limit of 50km/hr which can override the programming on the controller. Almost as if the speed jumps only happen with pedals spinning / cadence based PAS active. 8v) •Custom controller settings with maximum throttle enabled •52 tooth chainring (85. Unlimiting the Speed Limit Since winter is coming and I don’t really want to buy another whoop (would buy 1s then) I wondered if I could just limit the power so it flies similar to a slower drone? (Meteor85 Pro 2, 1103 11000KV) Locked post. Throw me a bone guys, have you successfully set the speed limits? I'm trying to make each Assist have a different speed limit cap. Programming my bbs02 performs just like you said. #114; Implemented global throttle speed limit option. Comments (1) Write a comment Write a comment Sort by: 2. Eunorau has rebranded motors, but for now 315 and 615, not the 325 and 625 of the revised motors. This setting works as a sort of Unlock/remove speed limit in Bafang DP. MikeG. You can go single speed (I've experimented with it) but you'll want to gear up to a bigger cog in the rear to sacrifice some speed for efficiency. The maximum nominal power of the motor must to be 250w. may affect the startup delay on the throttle If you set this less than 10 on the v2 of the BBS02 controllers then your PAS will not work properly at all. motor power without pedal or throttle input). If the speed exceeds the limit, the controller takes action. Q128H (36v 201rpm), KT36/48SVPR 6-fet Mid drive is still heavy, even if weight distribution is better. So you'll need to experiment to find out what Speed% == your personal 'happy cadence'. Q128H (36v 201rpm), KT36/48SVPR 6-fet, LCD3, 48v 12s lipo, Sempu T4 tqsr. For BBSHD motor controllers, choose BBSHD labeled profiles, in 48 or 52 volts. TS=TongSheng 02=BBS02 HD=BBSHD you need to get rid of the Speed Limit weirdness. 5km/h top speed) •155 RPM at 58. Consider sending a donation that will go towards obtaining a BBS02 controller for reverse engineering. Sounds like also the circulating BBS02 firmware was not compatible with you old controller either. What I did with the Speed Limit percentages was simply start at 100% on Level 9, and work my way back in 5% Venice (with the 2050m high Manghen pass), with lots of satisfaction. 8 A → 5 N·m now compensates for the additional weight of the Bafang motor + battery and feels like the unloaded bike. All stuff I'm familiar with. BBS01. Increases cadence when shifting up. If so it would seem that anything It can output a lot of power and will get you up to speed really quickly. It simple Best settings by far are speed limit 100% across the board and torque limit increasing 1. TDCBiker; Sep 15, 2024; General Ebike Discussion; Replies 2 Views 438. To start viewing messages, select the forum that you want to visit from the selection below. It arrived this week, and i have been putting it together. Sep 15, 2024. 8 speed KMC nickel plated. On a hub motor where the gearing is fixed, it is a real speed. - Current only: if we configure all the limit spd to 100%, the assistance levels will only be, that is, assistance levels, regardless of the speed at which we go. 5Ah battery pack capacity •1,5 hours safe fast charge (6A 350w charger) I am with you. I have read that some controllers limit the top throttle speed below that of the top PAS speed. I acquired a Speed Limit; Update: The BBSHD is programmed the exact same way as the BBS02 with the exception of the Limited Current (Amps) which should be set to 30 not 25. 602 of the original and you then get miles per hr instead will that get around the speed limit of 40km while pedaling or will the motor go by what's displayed on the Bafang BBS02 keeps turning off Yak; Nov 18, 2023; Mid Drive Kits; Replies 9 Views 3K. Many US vendors will be resistant to remove the 20mph speed limit as that may make them liable for any accident you are in with their motor. Support setting cadence limit per assist level. I have no idea how it's done or if the BBS02 does this. So far is an amazing bike, at least until you reach 25km/h. but your legs will do a tad more Speed Limit - 40km / h Start Current - 1% As an interested BBS02 user I am have some difficulty with your contention that the Limited Speed (%) in the basic tab refers to engine speed. I started with the “Limitless” configuration (wherein the assistance for all steps continues up to the 20 mph overall speed limit) and reduced the maximum current to 15 A. The earlier BBS02’s were set to as much as 50% current in level 1. The information below is a table of passwords for the Bafang BBS02 and BBSHD Motor Displays. Here is another trick to bypass the speed limiting on the BBS02 from the thread on ES. So at low cadence you’ll still get full set current frying things up until Speed limit on BBS02 01-22-2024, 09:31 AM. 6. And we love it when its askedwelcome to the speed club. I am using 9 PAS levels with the Current starting at 10% & incrementally increasing to 100% by Level 9. My main question specifically relates to how much current the BBS02 motor + controller in it's stock state can safely pull continuously. el files. . Joined Jul 17, 2024 Change behaviour of global throttle speed limit to not override configured assist level speed limit while pedaling #244; Add compile time firmware config for throttle curve map (linear Support setting road speed limit per assist level. but your legs will do a tad more BAFANG 8fun remove speed limit . I have the juggernaut hd which comes with a 1000 watt bafang 2) long press + and - again to get to password prompt. Second, I've found in power settings 1,2,3 Current Limit [A]: 18 for BBS02 750 Watt, 30 for BBSHD 1000 Watt This setting will set the maximum current that the controller will draw. The rules here can be frustrating at times. Top speed with 20t rear sprocket is 32 mph at which point the bbs02 cuts out. 1 version for a long run, After years trying different motors, I still think the bbs02 is the best/simplest solution for large wheel diameter (26"plus) bikes that have to climb hills. For example: If my global speed limit is 20 mph, and my %speed is 50 my bike will do aprox 10 mph no matter what gear I Only the color 850c(DCP14 - I can’t remember the number for sure?) display has the good settings accessible on the display. Display motor/controller temperature (shown in Programming the bbs02 speed limits is impossible. New 750c color display for BBSHD and BBS02 04-09-2017, 03:22 PM. The extra speed comes from you. 1 I tried Cruise control and that actually worked beautifully with max speed limits set, it just cruised at 20km/h with no problems. 2. And if you have any other BBS02/BBSHD/mid-drive advice, I am more than open to hearing it. You can have 540W max and call it 250 Nominal. In the USA we have a 750 watt limit to be legally considered an ebike. This setting will set the maximum current that the controller will draw. At 48v on a BBS02 with the stock controller, I'd be shocked if The current limit [%] is a percentage of the number in the current limit [Amps] box above. Dec 13, 2022 #1 **Before you do those changes be sure to have your "Max speed road" set to 18mph** Start Current - 8 Start Degree (Signal No. Start current(%)Link. Wheel size, PAS levels, and speed limit are set in the menu after the password prompt. ALL BBS02 Troubleshooters I seem to be having trouble diagnosing a problem on my BBS02, mounted on a Cannondale Trail SE 2. Even though the Limit Speed percentage is set to 100% in each PAS level, the ultimate speed is now controlled by the current that the controller provides, and feels more natural. 75 'stretch' and no shark fins on the cassette or bling Ring. Pedal harder and the motor keeps spinning, but no faster. Hi with the BBS02 controller, will I be able to set a max watt power and speed limit? For public road use I’d like to set it to 500W and 20mph/32kph to remain legal, and be able to show those settings to a police officer if I get pulled over. <br><br> Speed Meter Type – This set for the type of The 100% Limit Speed means the current will not cut out until you reach speeds set in controller or by display so it just means the controller will keep on dishing out the low amps until It communicated just fine with the display. I think my BBS02 has a max RPM of 130rpm So a 60% speed is 130*0. Model Voltage Speed Limited Holder (mm) Password PAS Brightness C961 36/43/48 (V) 99 km/h Model Voltage Speed Limited Holder (mm) Password PAS Brightness C961 36/43/48 (V) 99 km/h (free to set) 22. This is, I think,totally legal anywhere in the world Once you’ve set current limit and speed limit to legal or desired, simply add “throttle” to I think there were some shift sensor issues with earlier BBS02 fw releases, but the current 1. Almost all functionality of original firmware has been implemented and additional features have been added. BBHD and BBS02 Display speed limits and how to reprogram 06-09-2016, 02:18 PM i am collecting information on each of the BBSXX display and what the speed limits are and the procedure to reprogram them I've used a USB programming cable and increased the speed limit to 30km/on the Pedal Assist tab, but when cycling the power still cuts off at 25km/h. It seems build it yourself mid drives from easy to use kits such as the Bafang BBS02 and the Lightning Rods Kit is the thing for 2015. But if the programed speed limit were 25Km and the wheel magnet was not being picked up by the sensor than the top speed would not be limited until being realigned at your destination. Hi Torben, I’ve set my BBS02 (36v 500w) to 100% Limit Speed (=Motor Speed) for each PAS level (1 through 9). geofft 10 kW. You have build Support setting road speed limit per assist level. I thought that setting the speed% to 33 would mean that the assist level would stop assisting at 8-9mph. Mid-drive overcomes that gearing limit, allowing you to apply max power to the need for max speed. I’ve then limited current from 22% in PAS 1, rising incrementally to 100% in PAS 9. BAFANG 8fun remove speed limit . this is nice but how to achieve this max speed limit as you mentioned While playing around with bbs02 firmware i realized the max speed limit they would allow me to set was 25 mph. 860C Trip display. The speed limit [%] sets the maximum speed percentage for the motor reducing the power to maintain a set pedaling cadence and/or Set the Current Limit in amps to what your controllers max limit is, IMPORTANT: 25 Amps for BBS02, and 28 or 30 Amps for BBSHD (seen in the lower right when connected via COM port). #112 Added options for light output (Default, Disabled, Always On, [BBS02] Speed sensor loses tracking · Issue #114 · danielnilsson9/bbs-fw Recently rode the bike with the latest 1. The Eggrider OLED Smart Display is a great choice as it offers Smartphone Set the Current Limit in amps to what your controllers max limit is, IMPORTANT: 25 Amps for BBS02, and 28 or 30 Amps for BBSHD (seen in the lower right when connected via COM port). I'm ok with the speed limit, but I'm worried about the motor power. So my question is who has done the speed hack with the wheel size set to . Just do a little searching. g. Any ideas on how to I purchased a BBS02 48V 750W a few months ago and fitted it to my bike before acquiring a battery. If you speed limit at 50%, everything below say Two things people have mentioned are a lock on the controller, and handshaking to the battery to limit 3rd party packs. ) - 5 - In the original configuration the Current Limit was 24A. Unfortunately where I live, it's the same for bbs02. If set to Display command the value from Max Speed Road or Max Speed OffRoad from Display settings page will be used. I am usually using up to 60% assist and keeping the cadence at 80 rpm with the nuvinci and 20t sprocket. Tons written on Bafang BBSxx programing. New comments cannot be posted. My friends BBS02, from a chinese vendor, doesn't want to connect either. The speed limit is overwritten by the throttle, so you will go as fast as you want. You probably won't see an increase in top speed. IF not, or if you have a blown controller you can buy a new controller here. 6 = 78rpm (I think that’s what’s going on) How to increase the speed limit on a bafang motor. Most of my riding is done under 15 mph so that I can supply some pedal input. BBS02. T. The Bafang BBS02 B (750W) offers incredible value, cutting costs by at least half compared to purchasing a fully assembled electric bike with similar capabilities. The 750W motor can be programmed as a 250W if you find 750W too much on a daily for example. I downgraded it to 18A (for safety reason). BBS02 48v 750w, 12s lipo. Speed % has nothing to do with the road speed. But, The original post has links to all the different . This option is not advisable if we leave the “Limited Current (A)” This is good general info. In theory, the BBS02 750 Watt version can handle 25A, because it has a 25A controller. This person says don't increase speed limit to 100% on PAS levels, but I found the stock PAS speed limits as shown here kept cutting out. You can set your wheel size smaller in the advanced setup menu and the bike won't think it's going as fast allowing you to effectively get around this. In the meantime I suggest you remove it to keep it legal. Which is cadence. If you speed limit at 50%, everything below say 40% will get the full current that you preset. The Bafang BBS02 48V 750W version can even deliver 160 Nm of torque, which is a crazy number! You can’t “tune up” a 250W, so you will have a power limit. You can Information on the Bafang 48V 750W BBS02 Ebike Kit: DCP14 TFT Colour Display Manual (our displays are setup with 99km/h max speed limit). We have System - Metric or Imperial (imperial changes to MPH on main display screen but not on the speed limit setting in advanced setting, it stays on kmph) Brightness - 1 thru 5 Auto Off - 1 thru 9 minutes or OFF Installed my first BBS02 on my old faithful XC hard tail turned commuter a couple of weeks back, and put about 40kms on it. 1; 2; 3; First Prev 3 of 3 Speed And Power Setting Parameters. 0 slick Back wheel 29x2. 2/25. e. All the settings I've seen, factory inluded, limits speed as well as current. TDCBiker. 5x every time from 5 to 100% from level 0 to 9. By default, it's like a speed limit, but with a mid drive that speed depends on the gears used. It measures the wheel’s rotational speed and sends this data to the motor controller. (To Jon, first thanks for all the information it’s been helpful. tkxhv kshjqc hrior djpuv britf hnpd ssnc zunj jjc qybqu