ONWA K-FISH7 Dual frequency Fish Finder

Suppiler: ONWA
Key Features

ONWA KFISH-7 Dual frequency Fish Finder with 7-inch TFT LCD Colour Digital screen. 

Features:

  • Applies the most advanced digital fish finder technology.
  • Dual frequency: 50 and 200 kHz
    (Alternately transmitted).
  • Automatic range and gain adjustment depending on whether cruising or fishing.
  • Audible indication of fish under your boat.
  • Fish Marks function – displays the size of fish or school on screen.
  • Seabed Hardness is indicated by colour on screen.
  • Fish, Bottom and temperature alarms.
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Description

EQUIPMENT LIST

  • Display unit
  • Transducer
  • Operator Manual
  • Installations Materials and Standard Spare parts.

GENERAL INFORMATION 

Display
 7-inch Colour TFT LCD
Echo Colour 
16 colours (including background colour) according to echo intensity.
The background colour is selectable from blue, light blue, white and black
Basic Range
Meters 5/10/20/40/80/150/300/600/1000
Feet 15/30/60/120/200/400/1000/2000/3000
Fathoms 3/5/10/20/40/80/150/300/600
Passi/Braza 3/5/10/30/50/100/200/350/600
*The basic ranges can be changed on the system menu.
Range Shift
Up to 1000 meters (3000 feet, 600 fathoms, 600 passi/braza)
Zoom Range
Times 2,3,4 and 6 ranges
Bottom Lock Expansion Range
5/10 /20 meters, 10/20/40 feet, 2/5/10 fathoms , 2/5/10 passi/braza
Auto Mode
Automatic adjustment of range and gain
Display Mode
High Frequency (200K),
Low Frequency (50K),
Dual (200K and 50K 1/2 display on each),
Zoom (200K and 50K zoom) and
A-scope Display
Zoom Display
Marker Zoom,
Bottom Zoom and
Bottom-lock Expansion
Display Advance Speed
Lines/TX: Freeze, 1/8, 1/4, 1/2, 1/1, 2/1, 4/1
TX Frequency
50 and 200 kHz (alternately transmitted)
Power Output
600W
Pulse-length/TX rate
Display End Depth (m)
5
10
20
40
80
150
200
300
600
1000
Pulse-Length 200K(µs)
120
220
320
520
920
1020
1020
1020
1020
1020
Pulse-Length 50K(µs)
170
270
370
570
970
1070
1070
1070
1070
1070
TX Rate(pulse/min)
2000
1333
706
353
171
98
75
52
29
17
TX period(millisecond)
30
45
85
170
350
610
800
1150
2070
3550
Interference Rejecter
Rejects unwanted signals by comparing last and present echoes in strength.
Alarm
Fish and Bottom alarms,
Temperature alarm (sensor required)
Input/output Data
NMEA0183
Input: RMC, VTG,HEV
Output: SDDBT, SDDPT, SDDBS, SDSBH,POWAB

 Power Supply 

12 – 24 VDC ( -10%, +30% ) : 1.0 – 0.6 A

 

 Environmental Conditions 

Ambient Temperature
0°C to +50°C
Relative Humidity
85% at 40°C
Vibration
± 1mm ±10%, 2(5) to 13.2 Hz,
Maximum Acceleration 7m/s^2, 13.2 to 100 Hz