11 - Speed Sensor (VBSSxx) Technical Specification

Specifications
Velocity
5 Hz | 10 Hz | 20 Hz | 100 Hz | |
---|---|---|---|---|
Accuracy | 0.1 km/h | 0.1 km/h | 0.1 km/h | 0.1 km/h |
Units | km/h, mph, kts | km/h, mph, kts | km/h, mph, kts | km/h, kph, kts |
Update rate | 5 Hz | 10 Hz | 20 Hz | 100 Hz |
Maximum Velocity | 1000 mph | 1000 mph | 1000 mph | 1000 mph |
Minimum Velocity | 0.01 km/h | 0.01 km/h | 0.01 km/h | 0.01 km/h |
Resolution | 0.01 km/h | 0.01 km/h | 0.01 km/h | 0.01 km/h |
Latency | >160 ms | 41.5 ms | 41.5 ms | 6.75 ms |
Distance
5 Hz | 10 Hz | 20 Hz | 100 Hz | |
---|---|---|---|---|
Accuracy | 0.05 % (<50 cm per km) | 0.05 % (<50 cm per km) | 0.05 % (<50 cm per km) | 0.05 % (<50 cm per km) |
Units | m / ft | m / ft | m / ft | m / ft |
Update rate | 5 Hz | 10 Hz | 20 Hz | 100 Hz |
Resolution | 1 cm | 1 cm | 1 cm | 1 cm |
Absolute Positioning
5 Hz | 10 Hz | 20 Hz | 100 Hz | ||
---|---|---|---|---|---|
Accuracy | 3 m* | 3 m* | 3 m* | 3 m* | |
Accuracy with SBAS DGPS - Europe (EGNOS) |
<1 m* | <1 m* | <1 m* | <1 m* | |
Accuracy with SBAS DGPS - USA (WAAS) / ASIA (MSAS) |
<1.8 m* | <1.8 m* | <1.8 m* | <1.8 m* | |
Accuracy with BaseStation RTCM DGPS | N/A | 40 cm* | 40 cm* | 80 cm* | |
Accuracy with BaseStation DGPS + GPS upgrade (RLVBUP30) |
N/A | 20 cm* | 20 cm* | N/A | |
Update rate | 5 Hz | 10 Hz | 20 Hz | 100 Hz | |
Resolution | 1.8 cm | 1.8 cm | 1.8 cm | 1.8 cm | |
Height accuracy | 10 m* | 6 m* | 6 m* | 6 m* | |
Height accuracy with DGPS | N/A | 2 m* | 2 m* | 2 m* |
Time
5 Hz | 10 Hz | 20 Hz | 100 Hz | |
---|---|---|---|---|
Accuracy - Lap Timing (OLED) |
0.01 s** | 0.01 s** | 0.01 s** | 0.01 s** |
Accuracy - Accel / Brake Test (MFD) |
0.2 s | 0.05 s | 0.05 s | 0.01 s |
Resolution | 0.01 s | 0.01 s | 0.01 s | 0.01 s |
Heading
5 Hz | 10 Hz | 20 Hz | 100 Hz | |
---|---|---|---|---|
Resolution | 0.01° | 0.01° | 0.01° | 0.01° |
Accuracy | 0.1° | 0.1° | 0.1° | 0.1° |
Acceleration
5 Hz | 10 Hz | 20 Hz | 100 Hz | |
---|---|---|---|---|
Accuracy | 1.00 % | 0.50 % | 0.50 % | 0.50 % |
Maximum | 4 g | 20 g | 20 g | 20 g |
Resolution | 0.01 g | 0.01 g | 0.01 g | 0.01 g |
Brake stop Accuracy (Trigger Activated)
5 Hz | 10 Hz | 20 Hz | 100 Hz | |
---|---|---|---|---|
Accuracy | N/A | ±20 cm*** | ±10 cm*** | ±1.8 cm*** |
Physical
5 Hz | 10 Hz | 20 Hz | 100 Hz | |
---|---|---|---|---|
Weight | 190 g | 250 g | 250 g | 250 g |
Operating temp | -30˚C to +70˚C | -30˚C to +70˚C | -30˚C to +70˚C | -30˚C to +70˚C |
Storage temp | -40°C to +85°C | -40°C to +85°C | -40°C to +85°C | -40°C to +85°C |
Size | 90 mm x 65 mm x 31.85 mm | 90 mm x 65 mm x 31.85 mm | 90 mm x 65 mm x 31.85 mm | 140 mm x 92 mm x 31.85 mm |
Connectors | Deutsch ASDD Autosport | Deutsch ASDD Autosport | Deutsch ASDD Autosport | Deutsch ASDD Autosport |
IP rating | IP66 | IP66 | IP66 | IP66 |
Definitions
* Circle of Error Probable (CEP): 95 % of the time the position readings will fall within a circle of the stated diameter
** Not using DGPS and crossing the start/finish line at 100 km/h
*** Based on <50 m brake stop distance
CAN Output |
|
---|---|
Output Data Rate | 125 kbit/s, 250 kbit/s, 500 kbit/s and 1 Mbit/s selectable baud rate. Software controlled CAN termination. |
Data available | Position, vehicle speed, heading, lateral acceleration, longitudinal acceleration, satellite count, time, radius of turn, altitude, Distance from Trigger, Trigger Time, Trigger Velocity, True Heading. |
RS232 Output |
|
---|---|
Output Data Rate | Dependent on unit type and mode |
Data available | NMEA* and RL Serial, dependent on unit type (* NMEA output not available on 5 Hz unit) |
Analogue |
|
---|---|
Output data rate | 0 – 5 V DC |
Data available | Either Speed, Lateral Acceleration, Longitudinal Acceleration, or Lap Beacon |
Digital |
|
---|---|
Output data rate | Low = 0 V, High = 5 V, Max. frequency 4.4 kHz |
Data available | Speed or Lap Beacon |
Inputs |
|
---|---|
Input Voltage range | 7 – 30 V DC |
Power | 3.7 W Max (except 5 Hz option: 2 W Max) |
GPS Antenna | 3 V Active Antenna (inc) / 5 V for 100 Hz version |
Digital Input | Set Lap beacon Position / Brake Trigger Event |
LED | Power, Satellite Count, Event Out |
Dimensions
5 Hz, 10 Hz, 20 Hz and 100 Hz (V1)
5 Hz, 10 Hz, 20 Hz and 100 Hz (V1) Speed Sensor
100 Hz (V2)
100 Hz Speed Sensor (V2)
100 Hz (V3/4)
100 Hz Speed Sensor (V3 and V4)