Furuno CH-37 manual Wiring Among Units

WIRING

2.1Wiring Among Units

•The figure on the next page shows wiring among units.

•The signal cables are fitted with connectors. Connect the cables to the display, transceiver and hull units referring to the interconnection diagram and the draw- ing on page S-1.

•The power cable should be arranged locally. Use power cable type DPYCYS-2 and DPYCYS-1.25 (both Japan Industrial Standard cables) or equivalent cables. Attach supplied power connector as shown below.

Ground armor through connector clamp.

#1pin(+) #2pin(-)

#3pin

DPYCYS-1.25 S = 1.25 mm2 φ = 14.1 mm

DPYCYS-2.0

S= 2.0 mm2 φ = 15.2 mm

DPYCYS-1.25, DPYCYS-2

Conductor*

Insulator

Inclusion

Tape

Braid

Sheath

Armor

Vinyl sheath

Figure 2-1 Power cable DPYCYS-1.25, DPYCYS-2

•Install the main switch for the sonar where it can be easily accessed. Turn off this switch when the sonar is not being used, to reduce power consumption and to prevent the transducer from slipping by vibration.

•For AC mains, use two rectifiers RU-1746B, one for the display and transceiver units and the other for the hull unit.

2-1