Specifications for the Castor GYR 1200. What it is for and its key features are on its product page.
Model code: CSTR-GYR1200 · Product code: 26012
Gyro
| Parameter | Value | Notes |
|---|
| Bias Instability | 0.6 °/hr | At 25°C |
| Angle Random Walk (ARW) | 0.1 °/√hr | 262 Hz LPF, at 25°C |
| Range | ±480 °/s | |
| Bias Range | −250 to +250 °/hr (typ. +2 °/hr) | |
| Bandwidth | 262 Hz | −3dB (262 Hz LPF) |
| Noise Density | 0.002 °/s/√Hz | |
| Resolution | 24 bits | |
| Scale Factor Accuracy | ≤ 500 ppm | At 25°C, for ±450°/s |
| Non-Linearity | 10 ppm (±250°/s) · 20 ppm (±400°/s) | |
| Bias Repeatability | 3 °/hr | |
| Misalignment | 1 mrad | |
| Bias Error Over Temperature | 50 °/hr | |
| Bias Error Over Temperature Gradient | 70 °/hr | |
Electrical
| Parameter | Value | Notes |
|---|
| Input Voltage | 4.5 to 5.5 V DC | |
| Power Consumption | 1.2 W | Tolerance: ±0.5 W |
| Diagnostics | Continuous onboard temperature, voltage, and sensor health monitoring | |
| Update Rate | Up to 2000 Hz | |
Communication Interface
| Parameter | Value |
|---|
| Hardware | RS422, External Trigger Input, Time of Validity (TOV) |
| Software | Binary |
| Baud Rate | 374400 to 1843200 bits/s |
RS422 Line Termination
| Parameter | Value | Notes |
|---|
| Input Resistance (Termination ON) | 120 Ω | Tolerance ±5% |
| Input Resistance (Termination OFF) | 300 kΩ | |
Reset (NRST Pin)
| Parameter | Value |
|---|
| Logic Level — High | ≥ 2.6 V DC |
| Logic Level — Low | ≤ 1.6 V DC |
| Minimum Hold Time for Reset | 1 µs |
| Pull-Up Resistor | 100 kΩ |
Timing
| Parameter | Value |
|---|
| Time to Transmit After Power ON | 0.27 sec |
| Time to Transmit After Reset | 0.26 sec |
| Time to First Valid Data | 0.275 sec |
Physical
| Parameter | Value |
|---|
| Dimensions | 37.6 (L) × 43.8 (W) × 19 (H) mm (± 0.3 mm) |
| Weight | 60 g (± 4 g) |
| Connector | Micro-D Pin MDA215SFSP4 (Device) · Micro-D Socket MDA215P4L150S (Mating) |
| Fixation Bolts | M4 metric |
| Recommended Torque | 3 Nm |
Environmental
| Parameter | Value | Notes |
|---|
| Operating Temperature | −40°C to +85°C | |
| Storage Temperature | −55°C to +90°C | |
| Mechanical Shock | 1500 g / 0.5 ms half-sine | MIL-STD-883F Method 2002.4, Test Condition B |
| Ingress Protection | IP65 | |
| Model | Product code | Description |
|---|
| CSTR-GYR1200 | 26012 | Tactical Grade 3-Axis Gyro Module |
The PDF datasheet and a quote form are on the Castor IMU product page at aeronsystems.com. For pricing or ordering, email sales@aeronsystems.com. For help with an installed unit, email support@aeronsystems.com.