Furuno MD-550, Operator'S Manual

Page: 6 / 12

2
Cables
Use the following cables (Japan Industrial
Standard cables) or the equivalents.
Conductor
S = 0.75 mm
φ
= 1.11 mm
2
TTYCS-1 (Twisted pair cable)
Conductor
S = 0.75 mm
φ
= 1.11 mm
2
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.
14
5
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