Radar 1800 - Marine radar JRC - Free user manual and instructions
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| Product Type | Marine Radar |
| Brand | JRC |
| Model | Radar 1800 |
| Display Type | 12-inch Color LCD |
| Radar Range | Up to 72 nautical miles |
| Antenna Type | Open array scanner (4 ft) |
| Transmitter Power | 10 kW |
| Operating Frequency | X-band (9.4 GHz) |
| Water Resistance | IPX6 (Display), IPX7 (Antenna) |
| Target Tracking | MARPA (10 targets) |
| Alarm Functions | Guard zone, anchor watch, target arrival |
| Interface | NMEA 0183, NMEA 2000, Ethernet |
| Mounting | Desktop or flush mount |
| Input Power | 12-24 V DC, 4 A max |
| Power Consumption | 60 W (typical) |
| Weight (Display) | 5.5 kg |
| Weight (Scanner) | 12 kg |
| Dimensions (Display) | 340 x 280 x 150 mm |
| Dimensions (Scanner) | 1800 mm (length), 250 mm (diameter) |
| Operating Temperature | -15°C to +55°C |
| Cleaning | Use soft cloth with mild detergent; avoid abrasives |
| Safety Features | Low voltage shutdown, overheat protection |
| Warranty | 2 years (parts and labor) |
Frequently Asked Questions - Radar 1800 JRC
How do I install the JRC Radar 1800 antenna?
Mount the antenna on a sturdy mast or platform with a clear 360° view. Use the provided mounting bracket and ensure the cable is securely connected to the display unit. Refer to the installation manual for torque specifications.
What power supply is required for the Radar 1800?
The radar operates on 12-24 V DC. Ensure the power source can supply at least 4 A. Use the provided power cable and connect directly to the boat's battery or distribution panel with a 5 A fuse.
How do I clean the radar display screen?
Use a soft, lint-free cloth slightly dampened with water or a mild window cleaner. Do not spray liquid directly on the screen. Avoid ammonia-based cleaners or abrasive materials.
Can the Radar 1800 track multiple targets?
Yes, the radar features MARPA (Mini Automatic Radar Plotting Aid) that can track up to 10 targets simultaneously, displaying their course and speed.
What is the maximum range of the JRC Radar 1800?
The radar has a maximum range of 72 nautical miles on the highest scale, but effective range depends on antenna height and weather conditions.
How do I set a guard zone alarm?
Access the alarm menu on the display. Select 'Guard Zone' and use the cursor to define a zone on the radar screen. When a target enters this zone, an audible and visual alarm activates.
What maintenance does the Radar 1800 require?
Periodically inspect the antenna for debris or corrosion. Clean the display with a soft cloth. Check cable connections for tightness. Update software if available via the manufacturer's website.
Does the radar interface with other onboard electronics?
Yes, it supports NMEA 0183, NMEA 2000, and Ethernet. It can share data with chartplotters, GPS, and AIS systems for enhanced situational awareness.
How do I adjust the display brightness?
Press the 'DIM' button on the front panel or use the menu to adjust day/night brightness levels. The display has automatic dimming based on ambient light if equipped.
What should I do if the radar does not power on?
Check the power cable connection, fuse, and boat battery voltage. Ensure the radar is not in standby mode. If problem persists, contact JRC service center for support.
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USER MANUAL Radar 1800 JRC
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Product information
Brand : JRC
Model : Radar 1800
Category : Marine radar