Features

Equipped with Furuno’s latest technology: the Bottom Discrimination Function – Analyze bottom structure*
Provides an at-a-glance recognition of bottom from with four types of graphical displays (Rocks/Gravel/Sand/Mud) when connected to required thru-hull or transom mount transducer.

* Thru-hull or transom transducer mount required.
ACCU-FISH™ – A unique fish size analyzer based on the latest digital technology
White Line feature – Discriminate fish lying near the bottom
・ The top edge of the sea floor is displayed in white to clearly show structures.
・ This feature helps to discriminate bottom fish distinctly.
Configurable Alarm function (depth, fish echoes, etc.)
Post-processing Gain Control applied to all echoes displayed on the screen
Share and display information on a chart plotter*
Furuno’s TLL (Target Lat/Lon) output allows you to interface the FCV-688 with your chart plotter so that you can mark fishing spots with various information (L/L, Depth, Water Temp, Fish size, Bottom).

* Required connection to chart plotter.
Fast transmission rate of 3,000 PRR (Pulse Repetition Rate) per minute (at 5 m depth range)

Screenshots

• 
  Bottom Discrimination – Graphic mode

 

• 
  Bottom Discrimination – Probability mode

 

• 
  ACCU-FISH™ mode

 

• 
  White Line function

 

• 
  Fish Alarm function

 

Specifications

DISPLAY

Display unit
5.7″ COLOR LCD FISH FINDER
Pixel number
640 x 480 (VGA)

FISH FINDER

Frequency
50 and 200 kHz
Transducer
600 W
Range Scale
2-1200 m
Pulselength & PRR
0.1-3 ms, Max 3,000 pulse/min
Display Mode
Single frequency (50 or 200 kHz), Dual-frequency, Zoom, Nav data, A-scope, Marker zoom, Bottom zoom, Bottom-lock, Bottom discrimination, ACCU-FISH™
Range Shift
Bottom-lock expansion: 2-10 m
Sectional expansion: 2-1200 m
ACCU-FISH™
○
Bottom Discrimination
○

OTHERS

Waterproofing
IP55
Power Supply
12-24 VDC, 13 W
Size
207 (H) x 170 (W) x 132 (D)
Weight
Bracket mount 1.3 kg 2.9 lb

Equipment List

Standard

• Display Unit CV-688E (for English)
  CV-688C (for Chinese)
• Installation materials and standard spare parts

Option

• Speed/temperature sensor ST-02MSB (Thru-hull, bronze), ST-02PSB (Thru-hull, plastic)
• Connector kit for connection of speed & temperature sensor or temperature sensor
• Connector kit for connection of speed & temperature sensor or temperature sensor
• NMEA + Power cable

Drawing

Interconnection Diagram