Furuno DRS4W, Operator'S Manual, Page: 28 / 36

FURUNO
DRS4W
SP - 1
E3636S01A
140205
SPECIFICATIONS OF RADAR SENSOR
DRS4W
1 RADIATOR
1.1 Antenna type Patch array antenna
1.2 Antenna length 15-inch
1.3 Horizontal beam width 7.2° (3 dB)
1.4 Vertical beam width 25° (3 dB)
1.5 Gain 20 dBi or more
1.6 Sidelobe attenuation -18 dB (within ±20°), -20 dB (±20° or more)
1.7 Rotation 24 rpm
2 RADAR FUNCTION
2.1 Tx frequency 9410±30 MHz, P0N
2.2 Output power 4 kW
2.3 Duplexer Ferrite circulator
2.4 Intermediate frequency 60 MHz
2.5 Range, Pulse length and Pulse repetition rate
Range (NM) Pulse length (
μ s) PRR (Hz approx.)
0.125 to 0.5 0.08 360
0.75 to 2 0.3 360
3 to 24 0.8 360
2.6 Minimum range 25 m
2.7 Range resolution 25 m
2.8 Range accuracy 1 % of range in use or 0.01 NM, which is the greater
2.9 Bearing resolution 7.2°
2.10 Bearing accuracy ±1°
2.11 Warming up time 90 s
3 INTERFACE
3.1 Wireless LAN standard IEEE 802.11 b
3.2 Transmit frequency
2.4GHz nominal
3.3 Number of channel 10 ch
3.4 Receivable distance 10 m nominal
4 POWER SUPPLY
12-24 VDC: 2.1/1.0 A
5 ENVIRONMENTAL CONDITIONS
5.1 Ambient temperature -25°C to +55°C
5.2 Relative humidity 95% or less at +40°C
5.3 Degree of protection IP26
5.4 Vibration IEC 60945 Ed.4
6 UNIT COLOR
N9.5 (cover), PANTONE 2945C (bottom)