Koden Electronics RB714A Marine Radar RA40C User Manual 21

Koden Electronics Co., Ltd Marine Radar RA40C 21

21

83
CHAPTER 8. PRODUCT SPECIFICATIONS
8.1 General
Type: RA40C, RA41C and RA42C
Power supply voltage and power consumption
••••Power supply voltage: 24Vdc (nominal)
(10.2 to 41.6 Vdc)
••••Power consumption: 55 W or less (RA40C/41C)
70 W or less (RA42C)
Distance range: 0.125 to 24 NM, 9 ranges
(RA40C)
0.125 to 36 NM, 10 ranges
(RA41C)
0.125 to 48 NM, 10 ranges
(RA42C)
(Continual variable range also
possible)
Distance resolution: Within 30 m (RA40C)
Within 25 m (RA41C/42C)
Distance accuracy: Better than 0.9% of
maximum range of the scale in use, or
8m, whichever is the greater
Minimum detecting distance: Within 30 m (RA40C)
Within 25 m (RA41C/42C)
Bearing resolution: Within 7.5°(RA40C)
Within 4.5° (RA41C)
Within 3.0° (RA42C)
Bearing accuracy: 1° or less
Warm-up time: 2 minutes
Environment conditions
•••Ambient temperature range (S/U): -25 to 55 °C
(D/U): 0 to 55 °C
Humidity: 93% RH at +40 °C
Vibration: (S/U): 3 mm( 300 to 500 rpm)
1.2 mm(500 to 1500 rpm)
0.3 mm(1500 to 3000 rpm)
14.7m/s2(1.5G) Resonance
test (D/U): 3 mm(300 to 500 rpm)
0.75 mm(500 to 1500
rpm) 0.2 mm(1500 to 3000
84
rpm)
Wind resistance: 100 knots (max.)
Waterproof standard: (D/U): IPX-5
(S/U): IPX-6
Interconnecting cable: 30 m in max. (RA40C)
100 m in max. (RA41C/42C)
Noise: (D/U): 65 dB or less
(S/U): 65 dB or less (RA40C/41C)
(S/U): 70 dB or less (RA42C)
85
8.2 Scanner Unit
Type: RB714A (RA40C)
RB715A (RA41C)
RB716A (RA42C)
Antenna type: Parabolic (RA40C)
Slotted-array (RA41C/42C)
Antenna characteristics
Beam width (horizontal): 6.0° ± 1.0° (RA40C)
3.9°(RA41C)
2.5° ± 0.3°(RA42C with
3ft antenna)
1.8° ± 0.2° (RA42C with
4ft antenna)
Beam width (vertical): 25° (typ.) (RA40C/41C)
22° (typ.) (RA42C with
3/4ft antenna)
Pulse width and peak power output:•
RA40C RA41C/42C
Pulse width (µsec) Peak Power (kW) Pulse width (µsec) Peak Power (kW)
0.12 ± 0.02 1.5 (±50% ) 0.08 4 (-50% to +20%)
0.3 ± 0.05 2.0 (±50% ) 0.25 4 (-50% to +20%)
0.8 ± 0.1 2.0 (±50% ) 0.8 4 (-50% to +20%)
Radio wave type and frequency: P0N, 9445 ± 30 MHz (RA40C)
P0N, 9410 ± 30 MHz
(RA41C/42C)
Antenna revolution: 24 rpm ± 20%
Transmit/receive switching: Magic T and limiter type
(RA40C)
Circulator and limiter type
(RA41C/42C)
Intermediate frequency: 60 MHz
(logarithmic amplifier)
Noise figure: 6.5 dB or less
8.3 Display Unit
Type: RF719A
Indication system: PPI, PPI+semi-3D,
Split radar range
Indicator: 10-inch color LCD(TFT)
640 x 480 dots
Four(4 ) levels
86
Cursor Control: Analog cursor key
and rotary encoder
VRM: 2 lines (One line can be offset.)
Unit of distance can be
selected from NM, KM, and
SM.
EBL: 2 lines (One line can be offset.)
Display modes: HU, HS, NU, CU, and TM
Off-center: Can be 100% off-centered over
the full range.
Guard zone: Can be set at any desired
distance and angle in any
desired width. IN and OUT
modes are available.
Stretch: 2 modes
Echo track: 15, 30 sec, 1, 3, 6 min. and
continuous.
Other functions: Interference rejection, Zoom,
Sleep mode,
Hold mode, Course error
display,
Parallel cursors, Stern marker,
and Navigation data display
mode
Panel brightness: 4 levels
Language support: Chinese, Danish, English,
French, German, Greek,
Italian, Japanese, Korean,
Norwegian, Portuguese,
Russian, Spanish, Swedish,
and Turkish
8.4 External Interface
NMEA0183: 2 channels
(One standard channel;
Optional cable is required for
2nd-channel connections)
L / L GGA, GLL, RMA, RMC
Heading HDT, HDG, HDM, HSC,
VHW, VTG
Speed VHW, VTG, RMA, RMC
Way point RMB, BEC, BWC,
BWR, BER, BPI
Depth DBT, DPT
Course error RMB, XTE
87
Seawater temperature MTW
Others (using optional cable):
External buzzer control output, Auxiliary indicator connecting signal
output and input, Bow direction signal input(SIN/COS signals), and
compass interface (10/12 bits serial)
8.5 Standard set
Display unit 1
Scanner unit 1
Display cover 1
Fuse 1 set
Interconnecting cable 1 (10m)
Power supply cable 1 (2m)
M10 hexagonal bolt 4 sets (for RA40C/41C)
M12 hexagonal bolt 4 sets (for RA42C)
8.6 Options
Interconnecting cable (15, 20, and 30 m for RA40C)
Interconnecting cable (15, 20, and 25 m for RA41C/42C)
Flush-mount installation kit
Junction box for external connection (with cable 1.5m)
Option connector kit 249J153058
8.7 External dimensions and weight
See APPENDIX
8.8 External Connection and function
X1 Connector for Option
pin No. Name function
1 NMEA2-A NMEA ch2 data input(A)
19 NMEA2-B NMEA ch2 data input(B)
2GND
20 EXBUZ+ Output for External Buzzer
3 EXBUZ- Output for External Buzzer
controlled ship's power output
21 VIDEO_IN Video input for Monitor operation
0 to -1V negative video, Zi = 50ohm
4 VIDEO_OUT Video output for External Monitor
0 to -1V negative video, Zo = 50ohm
22 GND
5 TRIG_IN Trigger signal input for Monitor operation
0 to 5V positive pulse, rising edge
23 TRIG_OUT Trigger output for External Monitor
0 to 5V positive pulse, rising edge
6 SHF_IN Heading signal input for Monitor operation
0 to 5V negative pulse, falling edge
24 SHF_OUT Heading signal output for External Monitor
0 to 5V negative pulse, falling edge
7 AZI_IN Bearing Pulse input for Monitor operation
0 to 5V positive pulse, rising edge
25 AZI_OUT Bearing Pulse output for External Monitor
88
0 to 5V positive pulse, rising edge
8GND
26 GYRCK+ Gyro Interface clock(+) input
9 GYRCK- Gyro Interface clock(-) input
apply 5V pulse between (+) and (-), isolated
27 GYRDT+ Gyro Interface data(+) input
10 GYRDT- Gyro Interface data(-) input
apply 5V pulse between (+) and (-), isolated
28 GND
11 MARK_I External Marker signal input, ex) Radar Buoy
negative video, 0 to -1V Zi = 50ohm
29 +12V External interface power, 100mA max.
12 SIN Compass Interface for SIN/COS type
30 COS Compass Interface for SIN/COS type
13 REF Compass Interface for SIN/COS type
SIN/COS signal: SIN = REF+/-1V, COS = REF+/-1V
31 -- not used
14 GND
32 NMEA_OUT NMEA data output, ex) MOB data, TARGET data

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