DRS12A - Radar maritime FURUNO - Free user manual and instructions
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| Product Type | Marine Radar (Radome) |
| Model | DRS12A |
| Brand | Furuno |
| Radome Diameter | Approx. 450 mm (17.7 in) |
| Height | 280 mm (11.0 in) |
| Weight | 7.0 kg (15.4 lbs) |
| Power Supply | 12-24 VDC, 50 W max |
| Transmit Frequency | X-Band (9.4 GHz) |
| Peak Output Power | 12 kW |
| Display Compatibility | Furuno TZtouch2/TZtouch3, NavNet series |
| Antenna Rotation Speed | 24 rpm (normal), 36 rpm (fast) |
| Range | 0.125 to 72 nautical miles |
| Target Tracking | Up to 50 targets (TT), 10 AIS targets |
| MARPA Function | Yes (Mini Automatic Radar Plotting Aid) |
| AIS Overlay | Built-in AIS receiver compatible |
| Doppler Processing | Yes (for moving target indication) |
| Environmental Protection | IPX6 (water resistant), UV protected |
| Operating Temperature | -15°C to +55°C (5°F to 131°F) |
| Cleaning | Use mild soap and water; avoid abrasive cleaners |
| Safety Warning | Radiation hazard: do not stand near antenna while operating |
| Spare Parts | Available through Furuno dealers; includes magnetron, motor, circuit boards |
| Warranty | Typical 2 years (depending on region) |
Frequently Asked Questions - DRS12A FURUNO
How do I install the DRS12A radar sensor?
Mount the radome on a sturdy mast or bracket using the included stainless steel bolts. Ensure a clear 360° view above the deck. Connect the power cable (12-24 VDC) and network cable to a compatible Furuno display (e.g., TZtouch2). For detailed steps, refer to the installation manual.
What displays are compatible with the DRS12A?
The DRS12A works with Furuno NavNet series (TZtouch2, TZtouch3) and some older models via an interface. It uses a proprietary digital network connection.
How do I clean the radome?
Use a soft cloth with mild soap and water. Rinse thoroughly. Do not use abrasive cleaners, high-pressure water, or solvents. Clean gently to avoid damaging the radome surface.
What is the maximum range of the DRS12A?
The radar can detect targets up to 72 nautical miles depending on target size and conditions. Practical range for small boats is typically 24-36 nm.
Can I use the DRS12A with third-party displays?
No, the DRS12A uses Furuno's proprietary digital network protocol and is not compatible with other brands. You need a Furuno display.
How do I update the firmware?
Visit the Furuno website to download the latest firmware to an SD card. Insert the card into your display and follow the update procedure in the manual. The radar sensor updates via the display.
What safety precautions should I take?
Do not stand within 1 meter of the rotating antenna when transmitting to avoid microwave exposure. Ensure the radar is mounted away from crew and passengers. Turn off the radar during maintenance.
How do I troubleshoot a 'No Antenna' error?
Check the network cable connection to the display. Verify power to the radome. Restart the system. If the error persists, test the cable for continuity and contact Furuno support for further diagnostics.
Can I replace the magnetron myself?
Replacing the magnetron requires opening the radome and involves high voltage. It is recommended to have a qualified technician perform replacement to ensure safety and proper calibration.
Where can I find spare parts?
Spare parts are available through authorized Furuno dealers or the Furuno spare parts portal. Common parts include the antenna motor, magnetron, and circuit boards.
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