Structure and inner electrical connection
All 4 pins at each plug connection are used. The outside pins are earth connections. The inner pins are supply voltage and signal cable. The two ground connection are connected on a board in the electronic module. Only 3 cables are used in the wiring harness.
| Item | Explanation |
|---|---|
| 1 | Transmitter aerial |
| 2 | Transmitter |
| 3 | Electronic component with evaluation electronics |
| 4 | Data interface |
The wheel electronics system consists of a plastic housing. The plastic housing contains a printed circuit board and the following components:
- Pressure sensor
- Temperature sensor
- Acceleration sensor
- Transmitter/receiver unit
- Evaluation electronics
- Battery
| Item | Explanation |
|---|---|
| 1 | Aerial with transmit and receive unit |
| 2 | Pressure, temperature and acceleration sensors |
| 3 | Battery |
| 4 | Evaluation electronics |
All 4 pins at each plug connection are used. The outside pins are earth connections. The inner pins are supply voltage and signal cable. The two ground connection are connected on a board in the electronic module. Only 3 cables are used in the wiring harness.
| Item | Explanation |
|---|---|
| 1 | Reception aerial |
| 2 | High-frequency receiver |
| 3 | Electronic component |
| 4 | Data interface |