BB-integrated Torque Sensor 1.0
This type of sensoris based on measurement of chain tension, with designated mounting angle, being compatible with standard bicycle chain ring/crank arm. It has dual torque sensing with 24 pulses of signal per cycle.
| 1 | Working voltage | 5V |
| 2 | Working currentIdd | <18mA |
| 3 | ZTV initial origin voltage | 1.3V +/-0.15V |
| 4 | 50kgf pull force output voltage variation(crank arm length 170mm) | 2.0V +/-0.15V |
| 5 | Measurement range | 1~85N.m |
| 6 | Torque signal output current Itor (note:1.5kΩ +1uF RC filter output) | 1mA |
| 7 | Signal pulse of one full forward revolution ofBB axle | 24 |
| 8 | The signaloutput pulse duty ratio D | 50% |
| 9 | Safety compliance | EN14764 |
| 10 | Working temperature | -20 - 70℃ |
*Product profile
Note: standard BB width at 68mm with BB axle length to be customized. This product is granted national invention patent.
BB-integrated Torque Sensor 2.0
This type of sensor is based on measurement of BB axle deflection. With no specific mounting angle required, it can be applied in mid-drive, though the chain ring/crank arm has to be customized. Its dual torque sensing offers 32 pulses of signal per cycle, which ensures signal continuity.
| 1 | Working voltage | 5V |
| 2 | Working currentIdd | <23mA |
| 3 | ZTV initial origin voltage | 0.7V+/-0.15V |
| 4 | 50Kgf pull force output voltage variation(crank arm length 170mm) | 2.9V+/-0.15V |
| 5 | Measurement range | 1~85N.m |
| 6 | Torque signal output current Itor (note:1.5kΩand 1uF RC filter output) | 5mA |
| 7 | Signal pulse of one full forward revolution ofBB axle | 32 |
| 8 | The output pulse duty ratio D | 50% |
| 9 | Safety compliance | EN14764 |
| 10 | Working temperature | -20 - 70℃ |
Note: 4 standard BB widths: 68mm (BB axle length 148mm), 73mm (BB axle length 153mm), 84mm (BB axle length 156mm) and100mm (BB axle length 167mm), while other sizes are customizable.
There are 2 modes of cadence sensing output, one is the dual channel hall signal output; the other is single channel signal output where there’s pulse signal output during forward rotation and no pulse signal output during backward rotation (low-level output)
This product is granted national invention patent.
BB-integrated Torque Sensor 3.0
This type of sensor is based on measurement of BB axle deflection in the left side. With no specific mounting angle required, it features full metal body, high structural strength and compatibility with all types of chain ring and crank arm.
| 1 | Working voltage | 5V |
| 2 | Working currentIdd | <20mA |
| 3 | ZTV initial origin voltage | 0.7V+/-0.15V |
| 4 | 50Kgf pull force output voltage variation (crank arm length 170mm) | 2.0V +/-0.15V |
| 5 | Measurement range | 1~85N.m |
| 6 | Torque signal output current Itor | 5mA |
| 7 | Signal pulse of one full forward revolution of BB axle | 32 |
| 8 | The output pulse duty ratio D | 50% |
| 9 | Safety compliance | EN14764 |
| 10 | Working temperature | -20 - 70℃ |
Note: 4 standard BB widths are available: 68mm, 73mm, 84mmand100mm, while BB axle length varies at 118mm, 122.5mm, 127.5m and etc.
There are 2 modes of cadence sensing output, one is the dual channel hall signal output; the other is single channel signal output where there’s pulse signal output during forward rotation and no pulse signal output during backward rotation (namely low-level output)
This product is granted national invention patent.
BB-integrated Cadence Sensor
Its full metal body ensures high structural strength and reliability, while its cost efficiency makes it perfect for mass market application.
| 1 | Working voltage | 5V |
| 2 | Working currentIdd | <15mA |
| 3 | Signal pulse of one full forward revolution of BB axle | 32 |
| 4 | The output pulse duty ratio D | 40%-60% |
| 5 | Safety compliance | EN14764 |
| 6 | Working Temperature | -20 - 70℃ |
Note: 4 standard BB widths are available: 68mm, 73mm, 84mm and 100mm, while BB axle length is like standard bicycle BB axle and is customizable.
There are 2 modes of cadence sensing output, one is the dual channel hall signal output; the other is single channel signal output where there’s pulse signal output during forward rotation and no pulse signal output during backward rotation (namely low-level output)
This product is granted national invention patent.
