4. ECHOSOUNDER

Description of marks and data on the normal display

 

Mark/Data

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Own Ship Mark

Shows own ship’s present position and points in bow direction.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

North Mark*

 

 

When a heading sensor is connected, the North mark is displayed and￿

 

 

 

 

 

 

 

 

 

 

North mark

points to North.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Heading Mark

The heading mark is a dashed line extending from the screen center ￿

 

 

 

 

 

 

 

 

 

Heading mark

to the edge of the outermost range ring and it points in the direction of￿

 

 

 

 

 

 

 

 

 

 

 

ship’s heading.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Heading

 

 

With connection of a heading sensor, heading is shown 32 compass￿

 

 

 

 

 

 

 

 

 

 

 

points (N, N/NE, etc.). The heading may also be displayed in true￿

 

 

 

 

 

 

 

 

 

 

 

bearing in which case the indication is 360°.

 

 

 

 

 

 

Own Ship Position￿

The own ship position mark is entered at own ship’s position, with￿

 

 

Mark

 

 

the [EVENT] key. 10 marks may be entered.

 

 

 

 

 

 

 

 

 

Trackball Mark

Sets own ship’s mark location for off-center display; sets location for

 

 

 

 

 

 

 

 

 

 

 

mark input; measures range and bearing. The trackball controls￿

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

this mark.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Trackball Mark Data

Trackball mark data:, slant range;, Horizontal range;↓, Depth,

 

 

 

 

B, Bearing. Appears at top left corner of the sonar display.

 

 

 

 

Relative bearing￿

 

 

 

 

 

 

°

Bearing is shown in 360° or ±180° indication system, relative to ship’s￿

 

 

B

heading. In the latter case, "B" isindicated as follows:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

P .... on the port side

 

 

 

 

 

 

 

 

 

 

 

B

S .... on the starboard side

 

 

 

 

 

 

 

 

 

 

 

Indication format may be selected with OTHER MARKS on the MARKS￿

 

 

 

 

 

 

 

 

 

 

 

menu.

 

 

 

 

 

 

 

 

 

 

Range Data

Range setting, selected with the [RANGE] control, appears at top

 

 

R

 

 

right corner of the sonar display.

 

 

 

 

 

 

Tilt Angle Data

The tilt angle appears below the range indication at the top right corner￿

 

 

T

°

of the sonar display. The tilt angle can be changed in 1° steps within￿

 

(

 

 

 

 

 

)

the range of 0° to 55°. In target lock* and automatic tilt control, the￿

 

 

 

 

 

 

 

 

 

 

 

instantaneous tilt angle appears in parentheses. Accordingly, both are￿

 

 

 

 

 

 

 

 

 

 

 

equal when target lock is on. In automatic tilt, the upper indication￿

 

 

 

 

 

 

 

 

 

 

 

shows the tilt angle set by the TILT lever and the lower indication the￿

 

 

 

 

 

 

 

 

 

 

 

instantaneous tilt angle at which the sonar actually works.

 

 

 

 

 

 

 

 

Gain

 

 

The gain chosen with the [GAIN] control appears on the top right￿

 

 

G

.

corner of the sonar display.

 

 

 

 

 

 

Function Key Number

Function key number appears at the top right corner of the sonar

 

 

F

 

 

display.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

* = Requires appropriate sensor.

5-2

Page 58
Image 58
Furuno CSH-5L/CSH-8L manual Description of marks and data on the normal display, Points to North Heading Mark

CSH-5L/CSH-8L specifications

Furuno CSH-5L and CSH-8L are advanced marine radar systems known for their cutting-edge technology and user-friendly interfaces. Designed primarily for maritime applications, these radar units cater to a wide range of vessels, from commercial ships to fishing boats. The primary distinguishing feature of the CSH-5L and CSH-8L radar systems lies in their ability to provide high-resolution images and precise detection of targets, ensuring navigational safety and operational efficiency on the water.

One of the standout technologies incorporated into both models is the pulse compression technique. This feature significantly enhances target resolution and minimizes blind spots, allowing the radar to detect smaller objects at greater distances. With the CSH-5L and CSH-8L's powerful signal processing capabilities, users can expect exceptional performance even in challenging weather conditions, ensuring reliable operation during storms or fog.

The CSH-5L model operates at a frequency range of 5 GHz, while the CSH-8L uses an 8 GHz frequency. Both radars are equipped with a rotating antenna that provides a wide coverage range, allowing for efficient monitoring of the surrounding marine environment. Their high sensitivity and low noise levels enhance target detection, making them particularly useful for locating small fishing vessels or buoys.

Another important characteristic of the Furuno CSH-5L and CSH-8L is their user-friendly interfaces. Both models feature intuitive controls, allowing operators to adjust settings easily and access critical information quickly. The displays are designed for clarity, enabling users to distinguish between targets and navigate effectively.

Additionally, the radar systems include advanced features such as automatic target tracking and target acquisition capabilities. This functionality allows users to monitor multiple targets simultaneously, providing essential situational awareness for safe navigation. The CSH-5L and CSH-8L also support integration with other onboard systems, including ECDIS (Electronic Chart Display and Information System), which enhances the overall effectiveness of maritime navigation.

In summary, the Furuno CSH-5L and CSH-8L radar systems represent the forefront of marine radar technology, offering exceptional detection capabilities, user-friendly controls, and robust integration options. Their advanced features ensure that mariners can navigate confidently, making them a vital asset for anyone operating in the marine environment.