Furuno MD-550 User manual

MULTI-DISTRIBUTOR
MD-550

C
9-52, Ashihara-cho,
Nishinomiya, Japan
Telephone: [phone]
Telefax: 0798-65-4200
Your Local Agent/Dealer
All ri
g
hts reserved.
PUB. No. OME-44080
MD-550
(
TENI
)
FIRST EDITION : NOV. 2001
Printed in Japan

i
SAFETY INSTRUCTIONS
CAUTION
CAUTION
The mounting location should satisfy
the following conditions:
Sparate from radio transmitter, radar,
direction finder (at least 3m).
Locate the equipment away from air
conditioner vents.
Keep the equipment out of direct
sunlight.
Vibration should be minimal.
The location should be free of water
spray.
Do not install this unit on the
overhead.
Do not use the cable having a
diameter greater than 11.7 mm.
CAUTION
CAUTION
Observe the following compass safe
distances to prevent deviation of a
magnetic compass:
Turn off the power switch at the
switchboard before beginning the
installation.
Ground the equipment
cable armor to prevent
mutual interference and
electrical shock.
MD-550
Standard
compass Steering
compass
1.40 m 0.95 m

ii
TABLE OF CONTENTS
System Configuration ......................................................................................................................... 1
Installation materials and Spare parts...............................................................................................1
Cables ...................................................................................................................................................2
Mounting...............................................................................................................................................2
Setting...................................................................................................................................................3
Fabrication of signal cable .................................................................................................................3
SPECIFICATIONS...........................................................................................................................SP-1
PACKING LIST
OUTLINE DRAWING
INTERCONNECTION DIAGRAM
SCHEMATIC DIAGRAM

1
System Configuration
Distribute NMEA from one
input to four output Distribute NMEA from one
input to eight output
Distribute AD-10 format
Input1
Input2
Output1
Output2
Output3
Output4
Output5
Output6
Output7
Output8
Input1 Output1
Output2
Output3
Output4
Output5
Output6
Output7
Output8
Input1 Output1
Output2
Output3
Output4
12-24 VDC
When connecting by current loop,
the standard FURUNO receive circuit
(current limiter circuit: 470 Ω,
photocoupler: PC-400/900 are
included) accepts one unit per output
line.For connection of multiple
equipment, contact a FURUNO
agent or dealer for details.
Installation materials and Spare parts
Name Type Code No. Qty Remarks
Tapping screw 4X16 SUS304 000-802-080 4 CP14-06101
Fuse FGMB 0.5A 125V 000-114-994 1 SP14-03001

2
Cables
Use the following cables (Japan Industrial
Standard cables) or the equivalents.
Conductor
S = 0.75 mm
φ= 1.11 mm2
TTYCS-1 (Twisted pair cable)
Conductor
S = 0.75 mm
φ= 1.11 mm2
TTYCS-1Q (Four core twisted)
Conductor
S = 1.5 mm
φ= 1.56 mm
2
DPYC-1.5
Armor
Armor
Armor
Sheath
Shield
Shield
Sheath
Sheath
Current loop or RS-422
Power cable
AD-10 format
φ = 11.7 mm
φ = 10.1 mm
φ = 11.3 mm
We recommend use of the following crimp-on
lug.
φ= 6.6 mm
φ= 3.7 mm
FV1.25-M3 (Code no.: 000-538-110)
4.0 mm
Mounting
This unit has not power switch. If you do not
connect the MD-550 to power switchboard or
circuit breaker, install an external power switch
(local supply), locating it near the MD-550.
145
216
Jumpers
LEDs CR4 (POWER)
CR5 (IN1)
CR6 (IN2)
Jumpers
POWER LED: Lights when the power is
supplied.
IN1 LED: Blinks when data is input.
IN2 LED: Blinks when data is input.
Note: You can confirm working of output port
(by LED) by connecting it to the other
input port. (Refer to schematic diagram.)
Input1
Input2
Output1
Output2
Output3
Output4
Output5
Output6
Output7
Output8
CR5
CR6
Connection for confirming working of output
port

3
Setting
Factory jumper settings are for current loop
and “1 in 4 out”.
IN1 (OUT1-4) IN2 (OUT5-8)
Current loop JP1 (#1-#2), JP2 (#1-#2),
JP3 (#1-#2)
JP4 (#1-#2),
JP5 (#1-#2),
JP6 (#1-#2)
RS-422 JP1 (#2-#3), JP2 (#2-#3),
JP3 (#2-#3)
JP4 (#2-#3),
JP5 (#2-#3),
JP6 (#2-#3)
JP7
1 in 4 out #1-#2
1 in 8 out #2-#3
Note1: Put short jumper into connector in
same direction as before.
Note2: Do not shortjumpersJP13 & JP14. They
should be “open.”
Fabrication of signal cable
DPYC-1.5
77 3
6
Armor
Cut the sheath.
Vinyl tape
Sheath
15 10
1
Crimp-on lug
TTYCS-1
77 3
8
55
56
6
6
Armor
Earth wire fabrication
Earth wire
twist and cut
Vinyl tape
Shield
Solder
15 10
Crimp-on lug
1
TTYCS-1Q
77 3
8
55
5
6
6
Armor
Earth wire fabrication
Earth wire
twist and cut
Vinyl tape
Shield
Solder
Crimp-on lug
1
1015

SP-1E4408S01B
SPECIFICATIONS OF MULTI-DISTRIBUTOR
MD-550
This equipment is used for distribution of navaid data from navigation equipment. It provides four
outputs each from two independent inputsor eight outputs from one input by changing an
internal setting. AD-10 format signal is also available to distribute four outputs from one input.
1. Port Input: 2 ports (data / shift lines)
Output: 8 ports (4 output for one input)
2. Type of Signal Serial Signal
Input: IEC 61162-1 or NMEA 0183 Ver. 1.5/2.0
(RS-422 or current loop)
Output: IEC 61162-1 (RS-422)
3. Transmission Rate 4800 bps to 38400 bps
4. Power Supply 12-24 VDC: 0.25-0.15 A
5. Coating Color 2.5G7/2 Newtone No.5