11.4.4 Sensors
The T-421 chassis is delivered with the following chassis sensors:
• Pedal position sensor: twin way contactless rotary sensor.
• Brake pressure sensors: 100bar pressure sensor.
• Steering position sensor: contactless rotary sensor.
• Front wheel speed sensors
• Gear position sensor: contactless rotary sensor.
• Gear actuator sensor: contactless rotary sensor.
• Paddle shift position sensor: hall effect position sensors
Further available options are:
• Analog input spare
The chassis wiring is equipped with 5 additional analog inputs:
- 2 inputs are available at the front of the car on the chassis loom
- 1 input is available in the engine compartment on the gearbox loom
- 2 inputs are available at the rear end of the car on the gearbox loom.
Please refer to the pictures below for the connectors on the looms.
For optional sensors and adaptor looms please refer to the T-421 spare parts catalogue.
For the analog spare inputs configuration in data logging, please refer to the engine manufacturer.
• ADR
The wiring loom is compatible with FIA 8872-2018 units, a plug is available behind the driver’s seat.
To install ADR devices in the car an adaptor plate is available with p/n 33-25-003. This plate is
compatible with EMM ADR4 and Motec ADR2
• External accelerometer
Connection plug is available behind the driver’s seat. A specific optional accelerometer and adaptor
plate to install it are available. Please refer to the T-421 spare parts catalogue.
• GPS unit
An optional 10Hz unit compatible with data logging system, standard and high gain antennas are
available. Please refer to the T-421 spare parts catalogue. Dedicated connection is available at the
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