* I M E 3 5 0 2 0 E 0 0 ** I M E 3 5 0 2 0 E 0 0 *
SAFETY INSTRUCTIONS
WARNING
Do not open the equipment
unless totally familiar with
electrical circuits and
service manual.
ELECTRICAL
SHOCK
HAZARD
Construct a suitable service platform
from which to install the antenna unit.
Serious injury or death can result if someone falls from the radar mast.
Turn off the power at the mains switchboard before beginning the installation.
Fire, electrical shock or serious injury can
result if the power is left on or is applied
while the equipment is being installed.
Only qualified personnel
should work inside the
equipment.
Wear a safety belt and hard
hat when working on the
antenna unit.
Serious injury or death can
result if someone falls from
the radar mast.
WARNING
Radio Frequency
Radiation Hazard
The radar antenna emits electromagnetic
radio frequency (RF) energy which can be
harmful, particularly to your eyes. Never
look directly into the antenna aperture from
a close distance while the radar is in
operation or expose yourself to the transmitting antenna at a close distance.
Distances at which RF radiation levels of
100 and 10 W/m
table below.
Note: If the antenna unit is installed at a
close distance in front of the wheel house,
your administration may require halt of
transmission within a certain sector of
antenna revolution. This is possible - Ask
your FURUNO representative or dealer to
provide this feature.
MODEL
1833
2
exist are given in the
Distance to
100 W/m
point
Nil
Distance to
2
10 W/m
Worst case
point
0.50 m
2
CAUTION
Ground the equipment to
prevent electrical shock and
mutual interference.
Observe the following compass safe
distances to prevent deviation of a
magnetic compass.
For display unit,
MJ-A3SPF0018-050Z cable,
CP03-21901
For MODEL1833
antenna unit
10 m signal cable
15 m signal cable
20 m signal cable
For MODEL1833
30 m signal cable
For MODEL1933/1943
antenna unit
For MODEL1933/1943
antenna radiator
XN10A/XN12A
For MODEL1933/1943
10 m signal cable
For MODEL1933/1943
15 m signal cable
For MODEL1933/1943
20 m signal cable
For MODEL1933/1943
30 m signal cable
MJ-A6SPF0014-010 000-144-421 1 For NavNet, 1 m
MJ-A6SPF0014-050 000-144-422 1 For NavNet, 5 m
MJ-A6SPF0014-100 000-144-423 1 For NavNet, 10 m
MJ-A6SPF0014-200 000-144-424 1 For NavNet, 20 m
MJ-A6SPF0014-300 000-144-425 1 For NavNet, 30 m
MJ-A6SPF0012-050 000-134-424 1 For navaid, 5 m
MJ-A6SPF0012-100 000-133-817 1 For navaid, 10 m
MJ-A6SPF0003-050 000-117-603 1 w/6P connector, 5 m
MJ-A6SPF0009-100 000-125-236 1 w/6P connector, 10 m
MJ-A6SPF0007-100 000-125-237 1 For compass, 10 m
MJ-A7SPF0007-050 000-144-418 1
MJ-A6SRMD/TM11AP8-005
OP03-176 008-526-360 1 For external display
OP03-92 008-445-070 1 For MODEL1833
RMC-100 000-089-885 1
MODEL 17*2/C-MAP 008-525-200 1 See modification instruction
OP03-174-5 008-523-000 5 m
OP03-174-10 008-523-010 10 m
OP03-174-15 008-523-020 15 m
OP03-174-20 008-523-030 20 m
OP03-174-30 008-523-040 1 30 m
000-013-484 F or MODEL1833, 100 VAC
000-013-485 F or MODEL1833, 110 VAC
000-013-486 F or MODEL1833, 220 VAC
000-013-487
000-144-463 1 Adapter cable for HUB
1
For MODEL1833, 230 VAC
For external buzzer, PC,
w/7P connector, 5 m
E42-0005-x
iv
SYSTEM CONFIGURATIONS
The MARINE RADAR MODEL 1833/1933/1943 has IP address to communicate with the
“NavNet” products located within the network, based on the TCP/IP protocol through
Ethernet 10Base-T. A NavNet system may consist of one, two, three or four display unit and
one ETR. For a system incorporating three or more products a “hub” is required to process
data. Simple system such as Figure1 below, or integrated systems Figure 2 are explained.
Antenna Unit
MODEL1833
MODEL1933
Display Unit
RDP-127
MODEL1943
GPS receiver
GP-310B/320B
Echo sounder
Navigator
External buzzer
PC
Echo sounder
VGA monnitor
Remote display
Other NavNet unit
(GD-1900C etc.)
* PR-62: MODEL1833
RU-3423: MODEL1933/1943
Figure 1 Single unit NavNet system
12/24 VDC
Network
sounder
ETR-6/10N
100/110/115/220/230 V AC
1φ, 50/60 Hz
Heading
sensor
Rectifier*
PR-62
RU-3423
Ship's mains
v
Antenna Unit
GP-310B/320B
Radar data
HUB
Network
Transducer
ETR-6/10N
Plotter data
Sounder data
Figure 2 (a) NavNet system, three-unit connection
Antenna Unit
GP-310B/320B
Radar data
Figure 2 (b) NavNet system, two-unit connection
vi
Plotter data
1. MOUNTING
1.1 Installation of Display Unit
The display unit can be installed on a tabletop, on the overhead or flush mounted in a
console or panel.
Tabletop, overhead mounting method
When selecting a mounting location for the display unit keep the following in mind:
Even though the display unit is waterproof, it is recommended that the display unit must
•
be mounted inside an enclosed cabinet.
Keep the display unit out of direct sunlight.
•
The temperature and humidity should be moderate and stable.
•
Locate the unit away from exhaust pipes and vents.
•
The mounting location should be well ventilated.
•
Mount the unit where shock and vibration are minimal. If the mounting location is subject
•
to heavy vibration, fix the display unit to the hanger perpendicular.
Keep the unit away electromagnetic field generating equipment such as motor, generator.
•
For maintenance and checking purposes, leave sufficient space at the sides and rear of
•
the unit and leave slack in cables.
A magnetic compass will be affected if the display units placed too close to the magnet
•
compass. Observe the following compass safe distances to prevent disturbance to the
magnetic compass; standard compass: 0.85 m, steering compass: 0.55 m.
1-1
1.1.1 Mounting procedure
Tabletop, overhead mounting
Follow the procedure below to mount the display unit on a tabletop or the overhead.
1. Fix the hanger by f our tapping screw.
2. Screw knob bolts in display unit, set it t o hanger, and tighten knob bolts.
3. Attach hard cover to protect CRT.
Display unit
Tapping screws
(4 pcs.)
Knob bolts (2 pcs.)
Anti-vibration
rubber
Hanger
Tabletop, overhead mounting of display unit
Note: For overhead mounting, reinforce the mounting locat ion and secure the hanger will
bolts, nuts and washers (local supply).
Flush mounting
Note: Use supplied six pan head screws when the thickness of the bulkhead is from 11 to
14 mm. For bulkhead which exceeds 14 mm in thickness the length of the pan head
screws should be bulkhead thickness (A) plus 7.8 ±2 mm. Also the length of B should
be max. 8 mm.
B
A
1-2
Fixing screw, side view
1. Prepare a cutout in the mounting location by using the template sheet supplied as the
installation material.
2. Fix the display unit by f our washer head screws M4x20. Refer to the outline drawing at
back of this manual.
264+0.5
Washer head screws
4.5
258+1
165+0.5
4-R2.25
285+1
243+1
Flush mounting of display unit
Note: When installing the display unit in a panel, attach the vinyl tube (Ф6, local supplied) to
the drain hole at the back of the display unit to allow moisture to escape. Then fasten
the tube to the drain hole with a cable tie.
Attachment of hood and filter (option)
Set four notches of hood to grooves on the display unit. When using the optional filter,
attach the filter to the hood with non-glare side outward, and then set the hood t o the
display unit.
When selecting a mounting location for the antenna unit keep in mind the following points.
Install the antenna unit on the hardtop, radar arch or on a mast on an appropriate
•
platform. (F or sailboats, a mounting bracket is optionally available.) It should be placed
where there is a good all-round view with, as far as possible, no part of the ship’s
superstructure or rigging intercepting the scanning beam. Any obstruction will cause
shadow and blind sectors. A mast, for instance, with a diameter considerably less than
the width of the antenna unit, will cause only a small blind sector. However, a horizontal
spreader or crosstrees in the same horizontal plane would be a much m ore serious
obstruction; place the antenna unit well above or below it.
Antenna unit
Antenna unit
Antenna unit
Typical antenna unit placement on sailboat and powerboat
In order to minim ize the chance of picking up electrical interference, avoid where possible
•
routing the antenna cable near other electrical equipm ent onboard. Also avoid running
the cable in parallel with power cables.
The compass safe distance of 0.90 meters (standard compass) and 0.70 meters (steering
•
compass) should be observed to prevent deviation of the magnetic compass.
Antenna unit
1-4
1.2.2 Mounting antenna unit of MODEL 1833
1. Open t he antenna unit packing box carefully.
2. Unbolt t he four bolts at the base of the radome to remove the radome cover.
Radome cover
Antenna unit
The mounting surface must be parallel with the waterline and provided with five holes
whose dimensions are shown in the outline drawing attached at the end of this manual.
The unit is adjusted so a target echo returned from the bow direction will be shown on the
zero degree (heading line) position on the screen. W hen drilling holes, be sure they are
parallel with the fore and aft line.
3. Prepare a platform of 5 to 10 millimeters in thickness for the antenna unit.
A mounting bracket for mounting the antenna unit on a sailboat mast is optionally
available. (Refer to page 1-9.) Find the cable entry on the radome base. Next, position
the radome base so the cable entry faces the stern direction. This alignment must be as
accurate as possible.
Ship's bow
Cable
entry
4- 12 Holes
Flat washer
Spring washer
M10 x 25 Hex bolt
Platform
Antenna unit, cover removed
1-5
Antenna base plate
Effective
thread length
25 mm
Flat
washer
Spring
washer
Apply silicone sealant.
M10 x 25
Hex bolt
Gasket
Radome
5 - 10 mm
Platform
How to fasten the radome base to the mounting platform
Wiring and final preparation
4. Drill a hole of at least 20 millimet ers diameter through the deck or bulkhead to run the
signal cable between the antenna unit and the display unit. (To prevent electrical
interference avoid running the signal cable near other electrical equipment and in
parallel with power cables.) Pass the cable through the hole. Then, seal the hole with
sealing compound for waterproofing.
5. Remove two shield covers in the radome.
6. Remove the cable clamping plate by unfastening f our screws and rem oving a gasket.
Pan head screws
M4x8 4 pcs.
Cable clamping plate
Shield cover
Pan head screws
M4x8 7 pcs.
Shield cover
Pan head screws
M4x8 7 pcs.
Gasket
Antenna unit, inside view
7. Pass the cable through the hole at the bottom of the radome base.
8. Secure the cable with the cable clamping plate and gasket. Ground the shield and vinyl
wire by one of the screws of the cable clamping plate.
9. Connect t he wire to the RF unit .
1-6
Cable
entry
to one of the screws
of the cable clamping plate
Signal cable, antenna unit side
J802
J801
9-pin connector:
to J801 on MD-9208
4-pin connector:
to J802 on MD-9208
13-pin connector:
to J611 on IF-9214A
MD-9208
PTU-9335
J611
IF-9214
RF unit
1-7
10. Attach the EMC core supplied as shown below.
J801
Cable
entrance
Cable
clamping plate
EMC core
E04SS251512
(Above cable
clamping
plate)
PTU-9335
J1
J802
J804
J805
J803
Motor
J611
MD9208
J806
J613
IF9214IF9214A
How to attach EMC core
11. Fix the shield cover. Do not pinch the cable.
12. Attach the radome cover, aligning triangle mark on radome cover with that on radome
base.
Radome cover
Radome base
How to position the radome cover
13. Loosely fasten the radome f ixing bolts. You will tighten them after confirming magnetron
heater voltage.
1-8
1.2.3 Mounting the optional mounting bracket
A mounting bracket for fastening the antenna unit for MODEL1833 to a mast on a sailboat
is optionally available.
Assemble the mount ing bracket and fasten it to a mast. Fasten the antenna unit to the
bracket.
1-9
(A) Assembling the mounting bracket
Support plate
(B) Fastening antenna to mounting
bracket
How to assemble and mount the optional mounting bracket
1-10
1.3 Mounting of Antenna Unit for MODEL1933/1943
1.3.1 Mounting considerations
The antenna unit is generally installed either on top of the wheelhouse or on the radar
•
mast on a suitable platf orm. Locate the antenna unit where there is a good all-round view.
Any obstruction will cause shadow and blind sectors.
A mast for instance, with a diameter considerably less than the width of the radiator, will
cause only a small blind sector, but a horizontal spreader or crosstrees in the same
horizontal plane as the antenna unit would be a much more serious obstruction; you
would need to place the antenna unit well above or below it.
It is rarely possible to place the antenna unit where a completely clear view in all
•
directions is available. Thus, you should determine the angular width and relative bearing
of any shadow sectors for their influence on the radar at the first opportunity after fitting.
If you have a radio direction finder on your boat, locate its antenna clear of the antenna
•
unit to prevent interference to the direction finder. A separation of more than two meters
is recommended.
To lessen the chance of picking up electrical interference, avoid where possible routing
•
the signal cable near other onboard electrical equipment. Also avoid running the cable in
parallel with power cables.
A magnetic compass will be affected if the antenna unit is placed too close to the antenna
•
unit. Observe the following compass safe distances to prevent deviation of a magnetic
compass: Standard com pass, 1.00 m, Steering compass, 0.80 m.
Do not paint the radiator aperture, to ensure proper emission of the radar waves.
•
When this radar is t o be inst alled on larger vessels, consider the following points:
•
The signal cable run between the antenna and the display comes in lengths of 10 m, 15
•
m, 20 m and 30 m. Whatever length is used it must be unbroken; namely, no splicing
allowed.
Deposits and fumes from a funnel or other exhaust vent can adversely affect the aerial
•
performance and hot gases may distort the radiator portion. The antenna unit must not be
mounted where the temperature is more than 70°C.
As shown in the figure below, the antenna unit may be installed on t he bridge, on a common
mast or on the radar mast.
(a) On bridge
(b) Common mast
(c) Radar mast
1-11
1.3.2 Mounting antenna unit of MODEL 1933/1943
Referring to the outline drawing at the back of this manual, drill five holes in the mount ing
platform: four holes of 15 mm diameter for fixing the antenna unit and one hole of 25-30 mm
diameter for the signal cable.
Fastening the Radiator to the Radiator Bracket
For your reference, antenna installation m aterials list appears in the packing lists at the
back of this manual (see page A-4 to A-6).
1. Remove the radiator cap from the radiator bracket.
2. Coat contacting surface between antenna radiator and radiator bracket with silicone
sealant as shown in figure below.
ANTENNA RADIATOR
(bottom view)
Coat hatched area with
silicone sealant.
(MODEL 1933)
Groove
Radiator
(MODEL 1943)
RADIATOR BRACKET
(top view)
10mm
Coat hatched area with
anticorrosive sealant.
Coating the bottom of antenna radiator with silicone sealant
3. Coat threaded holes on the antenna radiator with silicone sealant.
4. Grease t he O-ring and set it to the radiator bracket.
5. Lay the antenna radiator on the radiator bracket.
6. Coat the radiator fixing bolts (4 pcs.) with silicone sealant. Fasten the antenna radiator to
the radiator bracket with the radiator fixing bolts, flat washers and spring washers.
Antenna
radiator
1-12
Coat threaded
holes with silicone
sealant.
O-ring
Radiator bracket
Flat washer
Spring washer
Hex head bolt
(M8 x 30)
Coat bolts with
silicone sealant.
Fastening the radiator bracket to the antenna unit chassis
Mounting of antenna unit
The antenna unit can be mounted using t he fixing holes on the outside (200 x 200 mm) or
inside (140 x 150 mm) the ant enna unit.
Outside fixing holes
Use the hex head bolt (supplied) to mount the ant enna unit as below.
1. Lay the corrosion-proof rubber mat (supplied) on the mounting platform.
Ground
terminal
Rubber
mat
Bow mark
Location of rubber mat
2. Lay the antenna unit on the mounting platform, orienting it as shown in below.
BOW
STERN
Antenna unit
CAUTION
Do not lift the Antenna unit by the
radiator; lift it by the housing.
The radiator may be damaged.
3. Insert four hex bolts (M12x60, supplied) and seal washers (Ф30, supplied) from the top
of the antenna housing. Insert the seal washers with the larger diameter next t o the bolt
heads. Be sure the seal washer, not other washers, is next to bolt head.
1-13
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