SAAB R4 GPS Sensor Part No 7000-109-141
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SAAB R4 GPS Sensor Part No. 7000-109-141 Technical Specifications
The SAAB R4 GPS Navigation Sensor (Part No. 7000-109-141) is a high-precision marine GPS navigation sensor developed by SAAB TransponderTech for maritime navigation systems. It is designed for integration with the R4 Navigation System and supports SBAS differential corrections for improved positioning accuracy.
General Specifications
| Specification | Value |
|---|---|
| Manufacturer | SAAB TransponderTech |
| Model | R4 GPS Navigation Sensor |
| Part Number | 7000-109-141 |
| Product Type | Marine GPS Navigation Sensor |
| System Compatibility | SAAB R4 Navigation System |
| GPS Type | High-precision GPS receiver |
| Differential Corrections | WAAS, EGNOS, MSAS |
| RAIM Support | Yes (IEC 61108-1 compliant) |
| Antenna Type | MGA-2 GPS Antenna |
| Antenna Gain | 30 dB |
| Antenna Connector | TNC Female |
| Country of Manufacture | Canada |
Electrical Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 24 VDC (10–32 VDC range) |
| Nominal Power Consumption | 2.0 W |
| Nominal Current Consumption | 0.08 A @ 24 VDC |
| Antenna Feeding Voltage | +5 VDC |
| Antenna Input Impedance | 50 Ω |
| External Fuse | 1 A slow-blow fuse recommended |
Communication Interfaces
| Interface | Description |
|---|---|
| Serial User Ports | 3 configurable serial ports |
| Communication Standard | IEC 61162 / NMEA compatible |
| Bidirectional Ports | 2 |
| Output-Only Port | 1 |
| Speed Log Output | Binary output |
| Alarm Output | Integrated |
| Alarm Acknowledge Input | Available |
Environmental Specifications
| Parameter | Value |
|---|---|
| Operating Temperature | -30°C to +70°C |
| Storage Temperature | -40°C to +80°C |
| Humidity | Marine environment suitable |
| Vibration Standard | IEC 60945 Ed. 4 |
| EMC Compliance | IEC 60945 Ed. 4 |
| Compass Safe Distance | 60 cm (standard compass) |
Mechanical Specifications
| Parameter | Value |
|---|---|
| Dimensions | 128 × 137 × 39 mm |
| Weight | Approx. 0.5 kg |
| Mounting Type | Panel / equipment mounting |
| Housing Type | Marine-grade enclosure |
Functional Features
- High-precision marine GPS positioning
- Supports WAAS, EGNOS, and MSAS corrections
- Continuous RAIM integrity monitoring
- Fast satellite acquisition
- Compatible with SAAB R4 Display Unit
- IEC 61162 / NMEA serial communication
- Integrated alarm and speed log interfaces
- Designed for marine navigation and bridge systems
- Suitable for SOLAS-class vessel installations




