Spectroid belt tension calculator

Gates Carbon Drive is the high-tech belt drive for bicycles, motorcycles, & scooters. We will also teach you how to calculate strain and how to apply the stress equation. And on the material the phone with Spectroid app running. 3. 1. An easy way to do this (although it might not help you now) is to make sure both XY belts have the same length, and when you are trimming them, make sure you count the number of teeth to cut the other belt the same amount. Naturally, you can use the pulley speed calculator to find the power as well – simply input the values of belt tension and May 26, 2019 · Calculate distance between pulleys. 1 exactly after the belts were tuned using the Android app. In the end I used a guitar tuning app which will display the frequency it detects, If you end up trying it and want the dial to work, the frequency of a2 should be 110 hz. Hours: 7am to 5pm CST Weekdays. 5 m)^2)) ≈ 5. g. Inputs can be in imperial or metric units of measure. 2) (337000 N) (30 mm) (10-3 m/mm) = 2022 (Nm) Lubricating the bolt with SAE 30 oil reduces the torque required to achieve the same tension with approximately 40%. 77 Hz. Enter the mass of your object. Gates mobile apps bring essential application information to your fingertips for onsite access anytime, anywhere - enabling you to make faster decisions, optimize operational processes, and work with unprecedented accuracy. Calculate your Gates PowerGrip belt drive tension to determine the proper center distance, tension force, deflection distance and more to improve your belt system efficiency. 8 times nominal torque), e. α. With just a few inputs (pulley diameters, driver rpm, power, centers distance, belt size), the App shows how they effect belt velocity, tension, torques, wrap angle, and the RPM of the driven pulley. Using Gates PowerGrip Belt Tensioner Can Help You: Mar 23, 2024 · Calculation Example: Belt tension is an important factor in the design and operation of belt drives. Calculatestudy. Find real-time specifications. Round Sizes With Min. Jun 24, 2024 · This stress calculator will help you solve the problems in mechanics involving stress, strain, and Young's modulus. Assume thepulleys are frictionless. The desired number of pulleys can be chosen freely from 2 to 20. 4 m/s². Usually 83A/85A durometer round belts are stretched 10-12%, and 92A/95A durometer belts are stretched 7-9%. Additional tension required to prevent slippage on drive pulley: E 1 =E x K. The Coefficient of Friction The calculation of the total tension is based on a constant speed of the belt including the necessary basic conditions to overcome the frictional resistance and tension forces. Ensure the belts are centered on the pulley from side to side on the teeth. Lengths. We will need to know the diameters of the pulleys as well as the belt length. May 10, 2023 · It’s the belt connecting the alternator pulley to the engine’s crankshaft pulley. I'd recommend printing it with a light filament color, then you can tighten one belt and use a sharpie to mark the dimple of the tension you aim for on both sides of the Feb 17, 2024 · Calculation Example: The tension on the slack side of a vee belt is an important factor in the design and operation of belt drives. After I calibrated it "the alternate way" (a weight attached to the belt), got 2. The formula to calculate the belt length is: Formula: Designing two- and multi-pulley drives with a single software tool. The above image illustrates which dimensions we need and each is colour coded to half make By combining cutting-edge technology with comprehensive industry expertise, our calculators make your complex operational tasks and decisions simple. Jan 27, 2024 · A belt tension meter for GT2 6mm and 9mm belts. Belt Tension Calculator. When the desired deflection distance has been reached, note the force registered on the spring scale. 1) Press the setting button. Select the belt width that satisfies the last two conditions, giving preference to standard belt widths. Stretch % (enter 10 for 10%) Welcome to our Tension Calculator, designed to provide quick and accurate calculations for determining tension in various materials and structures, aiding in engineering and design projects. That part never made any sense to me. 6hz. Vibrating belt frequency affects how well a system performs. The device calculates the corresponding belt tension in either English or Nov 30, 2021 · Check the tension of the belt, which may lose tension with use. The caveat of this method is varied impulse response and minor discontinuities in frequency. In a basic way the effective tension is composed of: • The tension to move with an empty belt, Tx; • The tension of move the load horizontally, Ty; A: Spectroid uses multiple FFTs overlapped in frequency in order to provide better frequency resolution at lower frequencies than a single FFT. 4 days ago · You can also reverse this formula to calculate the distance between the pulleys for a known belt length. At the center mark, use a tension tester and apply a force perpendicular to the span large enough to deflect the belt 1/64" for every inch of spa. Mass (kg): Acceleration due to Gravity (m/s²): ADVERTISEMENT. It displays the natural vibration frequency of a belt strand so you can closely monitor belt tension. Force to stretch a Urethane Round Belt. 4 lbs = 154. Step 2: Input Pulleys. Nov 13, 2022 · I have used Spectroid to measure long toothed urethane belts on a machine, but I did not know what the frequency was supposed to be. Engine is cold and at 30deg before top dead center (30 BTDC). Do not use this calculator to estimate tension for reinforced belts. com, your ultimate destination for a vast collection of free online calculators! We take pride in providing a user-friendly platform that houses over 150+ meticulously designed calculators, serving the needs of students, professionals, and anyone seeking quick and accurate solutions to complex calculations. Dec 20, 2021 · 2024/01/07 6mm幅ベルトのテンション値と周波数値の関係を訂正 Gates 2GTベルトの調整について CoreXY機はA・Bベルトのテンション差がX軸の傾きに繋がります。 よって双方のベルトテンションは均等である必要と、正確な駆動伝達のために適正範囲内に張力をSetする必要があります。 測り方 ベルトの Calculation program. equires a deflection of 100/64" or 1 9/16"). Calculate q by the following formula: Formula #10: q = deflection distance (in) = L s 64 Where: Ls = span length (in) If the deflection force falls between pmin and pmax calculated in Section 3. Example 1. Pyrathane Flat Belt Tension Calculator (Provides approximate driving tension and side loading on each bearing) Enter belt thickness dimension in inches. The calculated tensions are less accurate above 25% stretch. Helpful in setting up a connecting belt and two pulley system. A force below pmin indicates an under-tensioned drive. 4hz. Tighten top pulley to ~140 Hz. It calculates the maximum stress that a belt can handle over a one-inch width, offering a standardized metric that aids in comparing and selecting belts for various industrial applications. Search products and systems. Enter the state of the belt you want to measure. Proper tension per single belt can be calculated. 2-Cable system, where a single cable is carrying the weight from two anchor points and two different (or the same) angles. Use the BELT Design Program for belt selection. 3320. ContiTech offers you a web-based application for the design of endless belt drives with the whole industrial product range. Adjust the belt tension and aim for 110~120Hz. Reach around the front of the engine and strum the belt in the middle between the intake cam pulley and the oil pump pulley. Microphone is placed close to the belt, as close as possible. The tension in the belt is important to ensure that the power is transmitted efficiently and without slipping. Belt Length. Here; L Use guitar tuner or similar smartphone app to measure the sound frequency of the belt. The tight side tension is the tension on the side of the belt that is driving the pulleys, while the slack side tension is the tension on the side of the belt that is not driving the pulleys. Flat Belt Tension Calculator. Can anyone tell what settings to use? Apr 16, 2024 · Click on the “Calculate” button to find the belt length. BRECOflex shows you how May 27, 2022 · My test setup: A length of 6 mm belt. The tension in the belt is dependent on the belt velocity and the transmitting power P: F = P / v. The belt is supposed to go above the outer ones and below the inner one. 2 for a single drive system, an unlagged pulley, manual take-up and 180° of belt wrap. ) CW = Weight of The wrap factor can be as small as 0. To do this, multiply the acceleration by the mass that the rope is pulling. a voltage check of your current drive. Next it is important to calculate T2 sag (slack side tension required to prevent belt sag. Calculate belt pull. Pulley #1 (Teeth) Pitch Diameter. First a background. On the board - material that will be tested. Calculate configurations. Lengthen the center distance or adjust the tensioning idler to remove any timing belt slack. ) Fill a canister with water to the target weight (6 lbs) Attach the belt to the rig and with the aid of a bearing hang the water canister from the belt (so we have a known tension on the belt). Email: sales@sudenga. This app measures belt tension sonically. The tight side tension is always greater than the TensionRite® Belt Frequency Meter from the trusted brand of Continental provides a simple, repeatable and reliable method for tensioning belts using optical technology. 5 days ago · The formula to calculate tension is a straightforward representation of how force is applied along an object in tension: \ [ T = F \cdot \sin (\theta) \] where: \ (T\) is the tension in Newtons (N), \ (F\) is the applied force in Newtons (N), \ (\theta\) is the angle between the force direction and the direction of tension in degrees. als the target. Example Input Values: Diameter of larger pulley: 10 cm; Diameter of smaller pulley: 5 cm; Distance between pulleys: 20 cm; How to Calculate Belt Length. Phone: 888. AC motors and three-phase induction machines with a normal starting torque (up to 1. TE = TC + TL + TH TC = F1 x L x CW F1 = . Then when setting up the belt tension at the carriage, you can just make sure to have the same number of teeth on both Belt Tension Frequency Calculator specifies how often a vibrating belt will vibrate based on tension, mass, and length. Specify the gravitational force if it is a factor. Calculators. The torque required to achieve this tension with a dry bolt with 0% lubrication can be calculated as. Cleaning the extruder / hotend of filament remains or using cleaning filament to maintain our barrel and nozzle in perfect condition. May 12, 2023 · The formula for calculating the effective length is: Effective Length = 2C + [ (π (D1 + D2))/2] + [ (D2 – D1)² / (4C)] where C is the center distance, D1 is the diameter of the smaller pulley, and D2 is the diameter of the larger pulley. In addition to designing belt drives, use Design Flex Pro to: Determine proper belt installation tension. Feb 14, 2024 · The calculator provides the option to select from two systems: 1-Cable simple system, with a single cable and single vertical load. PowerGrip Tension Calculator. SeleCalc engineering program finds the best belts for your application. Q: Why are the dB values negative? A: Spectroid uses dBFS (Full Scale) where 0 dB is the maximum power that the microphone can measure, so the decibel values are negative because the measured power is Belt drive design is key in obtaining optimum performance and durability in Transmission Systems. 08 for dual drive systems with rubber-lagged drive pulleys, an automatic take-up, and 420° of wrap angle, or as large as 1. Try this today to learn how to reduce your energy costs Dec 16, 2023 · The tension adjustment for the lift belt is at the top pulley. The difference in tension between the tight and slack sides is what drives the belt and transmits power from the driver pulley to the driven pulley. Aug 25, 2023 · Hutchinson Belt Drive Systems share of the Hutchinson Group HAS designed the Easy app to measure the voltage frequency or the voltage of your Hutchinson Belt (Flexonic®, Poly V Conveyxonic®, PPH ™ . Using a tape measure, measure the span length of the drive in inches. If you are wondering what Amateur Radio is about, it's basically a two way radio service where licensed operators throughout the world experiment and communicate with each other on frequencies reserved for license holders. Proper belt tension ensures optimum performance of a vehicle's accessory belt drive system. To calculate the length of a V belt in a two-pulley system with pulleys of different diameters, you need to input the distance between the axles of the pulleys and their diameters into the formula mentioned below; Belt length = ( (DL + DS) * π / 2) + (DL - DS) * arcsin ( (DL - DS) / 2L) + 2 * √ (L2− 0. It is influenced by the tension on the tight side, the coefficient of friction between the belt and the pulley, and the contact angle between the belt and the pulley. Optibelt WebCAP is an easy-to-use online drive design and tension calculation tool. Mobile Apps. Spectroid is a real-time audio spectrum analyzer with reasonable frequency resolution across the the entire frequency spectrum. TE = TC + TL + TH Calculations Second,… Tension Calculator. Release the 3 bolts on the cam pulleys. Jun 30, 2024 · F = m × a → a = F / m. The number of teeth on the left and right pulleys and the number of teeth on Measurement Converter. It's a $2 part, why risk the whole motor for it) Replace the belts and ensure the side on the fixed roller is tight, and the side at the tensioner is loose so the tensioner can take up the slack. Estimate the energy savings of a synchronous belt drive compared to a V-belt drive. Mar 10, 2022 · I used Spectroid (Spectroid - Apps on Google Play), an audio spectrum analyzer. May 9, 2024 · About this app. Address: PO Box 8, 2002 Kingbird Ave. The reduced torque can be calculated We offer an online calculations program that will help you size the belts and pulleys you need for your drive as well as calculate recommended belt pre-tension and more. Measure length and weight of the belt. Proper tension corresponding to the belt width can be calculated. Tight Side Tension. You will need motors with longer shafts then. JK Fenner has developed an online calculator to simplify this for you. The belt tension will then flex the dial indicator and show the tension. Basically: Have top tensioner fully loose (but bolts engaged with nut) (Z Idler, page 48 for the manual) Pull belts tight through clamp plate at gantry (Z Belt, page 120) Tighten clamp plate on gantry. θ<180° (unequal diameter pulleys): Fs2 = T2 (1 – cos θ) when load moves √2 toward the driver and Fs2 = T1 √2 (1 – cos θ) when the load moves away from the driver. Gates Poly Chain GT Carbon Belt is built for better performance, more flexibility, and greater resistance to moisture. PRACTICAL APPLICATION: BROKEN BELT, UNKOWN LENGTH Have you ever been out in the field or to a customers site only to discover a broken belt? You take a. V-BeltINSTALLATION GUIDEThe following sections. However, belts of nonstandard widths are. strain relationship for any material that remains elastic. Reset the max on the spectroid app and play the frequency sweep! Sep 6, 2023 · I found this tool very useful as a starting point, and pretty accurate. Jan 20, 2024 · 1. Measurement method 1, initial setting Set the belt. If this is your case and it loses tension in a constant way, check the components of the kinematics in search of hardware failures. Jun 3, 2013 · Works great for finding the first fundamental frequency of the belt. This calculator provides the belt tension for a given set of parameters. Quickly, easily and accurately design industrial synchronous or V-belt drive systems that meet your specific design parameters. Oct 10, 2021 · Calculate the tension (unit: N) of the belt (timing belt etc) tightened between the pulleys from the frequency when the belt is played. Click 'Calculate' to receive the tension force result. Operating Tension. com. X = 86 Hz Y = 112 Hz The Y looks to be exactly like an A string on a guitar, while the X is a bit higher frequency then an E string (E2 = 6th string!). You are free to choose between 2 and 20 pulleys. Input shaping uses clever algorithms to alter motion in real time, thus negate unwanted frequencies and reducing ringing/ghosting. With CONTI® Professional, ContiTech can provide you with a web-based application that will allow you to design open-ended and endless belt drives for the whole industrial product range. Compare your bicycle belt’s frequency to the included chart to see if you need to adjust Belt Tension Calculator First, the Effective Belt Tension (TE) must be calculated. ) Sag Place the timing belt on each timing belt pulley and ensure proper engagement between the timing belt pulley and timing belt teeth. , George, IA 51237. Enter Pyrathane material being considered Select from 83A , 92A , 70A The meter has three "legs". Now install the belt tension meter on to the 150mm section belt and mark that sweet spot on the belt tension meter with pen or maker. If you would like an Applications Engineer to assist with your calculations, you can fill out the appropriate form below. The belt tensioner shown pivots about the point A and uses a spring to add tension to a belt. Code: 6 lbs = 189hz. Step 10. After we have found the acceleration of the system, we can use Newton's Second Law of Motion again to calculate the system's rope or string tension. 3 days ago · Belt length = π/2 × (DL + DS) + 2L + (DL - DS)2/ (4L) , where: DL is the diameter of the larger pulley (here 20 inches); DS is the diameter of the smaller pulley (here 6 inches); and. Q: Can I zoom in on the spectrum plot? A: Yes, do a two-finger pinch-to-zoom gesture. The PowerGrip Tension Calculator will help you determine the proper center distance, tension force, and other measurements. Calculate your potential cost savings, identify operational issues, and find Gates solutions to optimize performance and minimize downtime. In our work, we embedded two different datasets: All the Scidocs papers for MeSH and MAG paper classification tasks. If you selected 2 ropes in step number 1, you'd have to input the values for the angles. Refer to dimension “P” in the diagram above. Select a Durometer: 83A/85A 92A/95A. Estimate the cost savings of replacing roller chain with a synchronous belt drive. Specter requires two main files as input to embed a document: a text file with the ids of the documents to embed and a json metadata file consisting of the title and abstract of each ids. I used the 6082rs variant, which has a rubber seal on each side. Welcome to Reddit's own amateur (ham) radio club. (For android, the app Spectroid is quite easy to use) The above tuning result is the recommend tension based on Gates's datasheet. The SKF Belt Drive Design Calculations Tool allows field engineers and technical sales personnel to check the quality of an existing belt drive design in an intuitive and easy way. Pulley #2 (Teeth) Pitch Diameter. Nov 30, 2022 · You can safely increase belt tension if you mount pulley closer to the stepper by inverting one motor upside down like Clee does here, or if you support it on top, bottom, or both sides with bearing. 475. Many modern supercars spec this way, and pretty sure the later Ducs that is what is recommended by the factory. Fabric based conveyor- and Processing Belts B_Rex The program uses symbols to model conveyors and drives and any modifications to them on the computer, so the interaction of virtually any system with every type in the Forbo Movement Systems product range can be simulated. Q: Why are the dB values negative? A: Spectroid uses dBFS (Full Scale) where 0 dB is the maximum power that the microphone can measure, so the decibel values are negative because the measured power is If you are using spectroid and you have two different strong frequencies instead of one, you might have to tighten the belts more. The Prusa MK3 manual recommends 240 +/ 40 (200 - 280) Also, I cannot recall how much of a difference there should be between the X-Axis and the Y-Axis. For the total design of power transmission belt, we recommend our "Application designing program for belts", it can be downloaded at: PowerGrip Tension Calculator. Include any additional forces acting on the object. Select from the dropdown options below to find the appropriate belt tension for your belt. 783. Be sure to pull your phone up a bit from the driver to approximate where your ear would be. Now install the belt tension meter on to the 150mm section belt and mark that . Feb 19, 2013 · Alternatively, Tension2Go can calculate the tension of the belt directly if the belt type and the length of the free belt section has been entered before the measurement is taken. Slack Side Tension. Given the force from the spring is10 pounds and the pulleys are 2 inches in radius and the dimensions shown below calculate the tension in the belt. This allows you to determine every possible power transfer for your specific application without wasting time and money. In addition, the application will propose multiple solutions for the user to consider. It also requires one thin walled rubber band, which serves as the spring, threaded through an opening in the backside of the lever arm. Determine belt power transmission capacity. Total tension to move belt and load horizontally: E 2 = E+E 1. Linear Drive Calculation Form. It can be used without the need to register and there is no software to install. It Could Be used for: a new belt installation, a replacement. 5 lbs = 172. 4. V-Belt. L is the distance between the center of the pulleys. Mar 11, 2024 · With a clear interface and straightforward instructions, you'll find it effortless to obtain accurate tension calculations for your projects. H. Found some numbers for the belt frequency when "strung" (when homed, against the end switches). Calculation Example: In a belt drive system, the power is transmitted through a flexible belt that is in contact with a pulley. The calculator will calculate the tension in each cable and provide individual capacities Mar 13, 2021 · Subwoofer, pointing to the top, inside an isolated box with a wooden board on a top (to mimic real life floors of the apartment). About this app. ] L = Belt length (ft. Our professional software, Design IQ™, allows The strength and durability of Gates PowerGrip belts make them the perfect solution for power transmission applications requiring a higher level of dependability. calculatestudy. Dec 25, 2022 · How to adjust the timing belt tension: https://prorifi3d. As a leading global company for conveyor and power transmission systems, we provide tailor-made, innovative solutions and services, which keep industries in motion. Desktop. Poly Chain ® GT ™ Carbon ™ Tension Calculator. Download Gates Design IQ™. Belt & Pulley Calculator. Tension calculator for V-belt. Measure the span length. Need help tensioning your belt? Sep 27, 2022 · Adjusting belt tension MK3/S recommends between 260 and 290 (275~) This article references a Prusa community post ( dead link) that recommends 255 and 270. Drill some holes in a piece of wood in equal steps (200, 250, 300, 350mm etc. This software can calculate the right belt section, size, belt tension and more based on details about the application. Enter belt width dimension in inches. If we need to calculate the distance between the centres of the two pulleys, then we can use the following calculations to approximate this. com/collections/up Aug 28, 2019 · Seal your cup against your phone with something - I used a densely rolled up towel, then wrapped it around my phone and pressed against the pad to make a seal. L=9 inches, d=4 inches, θ=15°. After a one-time registration, you can use CONTI® Maximizer Pro in its full functionality. synchronous motors and single-phase motors with a starting-aid phase, threephase squirrel cage motors with direct start, star-delta connection or slip ring starters; direct-current shunt-wound motors, combustion engines and turbines n > 600 rpm Oct 10, 2023 · Let’s consider an example to illustrate how to use the Belt Tension Frequency Calculator: Using the formula, you can calculate the Belt Tension Frequency (f) as follows: f = √ (500 N / (4 * 2 kg * (1. Stretch % (enter 10 for 10%) Feb 10, 2024 · Belt Tension Calculation. Tension2Go is available for the iOS 6 and Android 2. For standard & micro v-belt types, determine the proper tension for manually tensioned belts with Gates Belt Tension Calculator. Explanation. WebCAP can be used for simple 2-pulley v-belt drives to design for optimal Force – Deflection Method of belt tensioning: Using a spring scale, press down on the belt in the approximate center of the span, and deflect the belt to the desired level. Since we are dealing with corexy, where a pair of motors operate the toolhead, It is really important to get the belt tension correct AND equal on both motors. There is also the option to generate a PDF with the drive components and Aug 1, 2022 · Here are the next steps on how to find tension in a rope using our calculator: For the object is hanging option: Select the number of ropes that holds your object. 1. (For android, the app Spectroid is quite easy to use) The above tuning result is the recommend tension based on Gates's datasheet. The upside is that it can efficiently produce a spectrum that better matches the frequency resolution of Adjust the belt tension and aim for 110~120Hz. Habasit offers belt selection and calculation tools. Design two and multiple-pulley drives using a single software tool. I later also bought a Chinese belt tensionometer that measures and displays frequency, as well as displaying tension if you know and enter the parameters for the specific belt. Adjust belt tension until the force required to achieve the desired Belting solutions that keep your industry in motion. In this scenario, the belt or cable will vibrate at approximately 5. Measure the amount of deflection (the distance the belt moves) with a ruler or Sep 11, 2022 · A: Spectroid uses dBFS (Full Scale) where 0 dB is the maximum power that the microphone can measure, so the decibel values are negative because the measured power is less than the maximum power. A trick : AFAIK, the alloy doen't matter. Mark the center of the span. The belt length calculator will tell you the length of a belt spread out between two pulleys. Setting tension this way is a legitimate method, and in many cases more accurate than a force gauge because it mostly takes the operator out of the equation. Input your Poly Chain GT Carbon belt specs to determine the optimal WebCAP - Online Drive & Tension Calculation Software. Knowledge Center. ). Understanding the Belt PIW Calculator The Belt PIW calculator is designed to provide a clear and accurate measure of the tensile strength of a conveyor belt. In a few simple steps, you will learn the stress vs. 3642 | Fax: 712. Click on the link above to go to the WebCAP site. TE is the sum of the tension required to move the empty belt (TC), the tension required to move the load horizontally (TL), and the tension required to lift the load (TH). Select belt type. This requires one 608 (22x8x7mm) bearing. Most iron alloys have the same elasticity ; the difference is in the yield limit. Just pluck your belt like a guitar string and use the microphone on your phone to read the vibration frequency. com/pages/how-to-tune-your-timing-beltGet low vibration motors: https://prorifi3d. Sep 6, 2022 · About this app. We have over 100 years of innovation and experience under our belts, and now, we’re bringing it to yours. 2 above, the belt tension should be satisfactory. T dry = (0. Check the tension using the deflection method: With the engine off, press firmly on the V-belt midway between the alternator and crankshaft pulleys using your thumb or a finger. You can pluck the belt a bunch of times and see many readings, then move a cursor over them. #2 · Oct 14, 2021. Belt tension. A: Spectroid uses dBFS (Full Scale) where 0 dB is the maximum power that the microphone can measure, so the decibel values are negative because the measured power is less than the maximum power. Following a one-time registration, you Feb 17, 2024 · Calculation Example: The tension on the tight and slack sides of a vee belt is an important factor in determining the power transmission capability and efficiency of a belt drive. JK Fenner Feb 11, 2022 · Kosmak February 11, 2022, 10:38am 3. In this section you can check the appropriate tension for belt replacement. a = 12 N / 5 kg = 2. 25 * (DL - DS)2. Identify Belt Tension Factors: Several factors influence the tension required for proper V-belt operation. Welcome to www. The formula for calculating the Belt Tension Frequency is: f=SQRT (T/ (4∗m∗L 2 )) Where: f is the Belt Tension Frequency (in hertz) T is the tension in the belt Oct 14, 2021 · 2959 posts · Joined 2018. 2 operating systems and can be downloaded from the App Store or Google Play. 77 Hz under the specified tension, mass, and length. Timing Belt. 035" [Normal friction factor for average conditions (over 20°F) to move empty belt. Determines the working strength of the belt to handle the job on per inch of width basis: T= E 2 /W. Enter the mass or weight of the object involved. US. It shows instantaneous frequencies and a rolling history. kc rk dw db kb vy dp dd qk uy