Datasheet · Navigation and inertial
Pollux 3 INS-GNSS datasheet
Specifications and ordering information for the Pollux 3.
Updated
Specifications for the Pollux 3 INS-GNSS. What it is for and its key features are on its product page.
Accelerometer
| Parameter | Value |
|---|---|
| Range | ±10/40 g (User Configurable) |
| Bias Instability * | 8 µg |
| Velocity Random Walk (VRW) * | 0.03 m/s/√hr |
| Noise Density * | 50 µg/√Hz |
| Bias Repeatability | 0.15 mg |
Angular Rate
| Parameter | Value |
|---|---|
| Range | ±500/2000 °/s (User Configurable) |
| Bias Instability * | 2 °/hr |
| Angular Random Walk (ARW) * | 0.2 °/√hr |
| Noise Density * | 0.002 °/s/√Hz |
| Bias Repeatability | 15 °/hr |
Magnetometer
| Parameter | Value |
|---|---|
| Range | ±50 gauss |
Barometer
| Parameter | Value |
|---|---|
| Range | 300 – 1250 hPa |
| Accuracy * | 0.5 hPa |
Attitude
| Parameter | Value |
|---|---|
| Roll Range | ±180° |
| Pitch Range | ±90° |
| Accuracy ¹ | 0.1° (static) / 0.2° (dynamic) |
| Resolution | 0.01° |
Heading
| Parameter | Value |
|---|---|
| Range | ±180° |
| Accuracy ¹ | 1° with magnetometer / < 0.3° in dynamic conditions |
| Resolution | 0.01° |
Velocity Accuracy
| Parameter | Value |
|---|---|
| Horizontal Velocity ¹ | 0.1 m/s (1σ, good GNSS availability) |
| Vertical Velocity | 0.3 m/s |
Position Accuracy
| Parameter | Value |
|---|---|
| Horizontal — Good GNSS | 1.5 m CEP |
| Horizontal — With SBAS | 1 m CEP |
| Horizontal — GNSS-Denied ² | 3% 1σ DT (3D, external airspeed aiding) / 2% 1σ DT (2D) |
| Vertical — With GNSS | 2 m (1σ) |
| Vertical — With SBAS | 1.5 m (1σ) |
GPS/GNSS
| Parameter | Value |
|---|---|
| Constellations | GPS (L1C/A, L5), GLONASS (L1OF), Galileo (E1-B/C, E5a), BeiDou (B1i, B2a), NavIC (SPS-L5) |
| Correction Signal | SBAS |
| Time to First Fix (Cold Start) | 35 seconds (typical) |
| Jamming & Spoofing Detection | Yes |
Electrical Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 5 ± 0.5 V DC |
| Power Consumption | < 1.5 W |
Communication Interface
| Parameter | Value |
|---|---|
| RS232 | Data output (NMEA & Binary), config I/O (Binary), external aiding input (Binary) — up to 2,000,000 baud |
| UART | Up to 921,600 baud |
| SPI / I²C | External airspeed & magnetometer aiding input |
| Output Data Protocol | NMEA 0183; Binary (Aeron Standard Binary Protocol) |
| Data Rate | Up to 1000 Hz (IMU) / 200 Hz (Navigation) |
| Output Parameters | Euler Angles (Yaw, Pitch, Roll), Quaternion, Position, Velocity, Acceleration, Angular Rate, GNSS Parameters, Health Status, Time |
Mechanical
| Parameter | Value |
|---|---|
| Weight | ~38 g (± 2 g) |
| Size | 37 (L) × 37 (W) × 15 (H) mm (± 0.3 mm) |
| Operating Temperature | −40°C to +71°C |
| Storage Temperature | −40°C to +85°C |
| Connector | I/O device connector + mating connector, dedicated GNSS antenna connector |
Environmental Qualifications
| Parameter | Value |
|---|---|
| Environmental Test | MIL-STD-810G |
| Ingress Protection | IP65 |
Ordering information
| Model | Product code |
|---|---|
| PLX3-N | 17014 |
More information
The PDF datasheet and a quote form are on the Pollux 3 product page at aeronsystems.com. For pricing or ordering, email sales@aeronsystems.com. For help with an installed unit, email support@aeronsystems.com.