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SKIPPER
Electronics AS
Edition: 2021-09-16
ESN100 Operation and Installation Manual
Chapter: ESN100 Screen functions
Range
Range is always available within a single press of the screen on the bottom
left corner.
Manual
Range can be set in 50m steps from 5m to the maximum the
installed transducer can detect. Smaller steps are available below 50m.
Auto
: In this mode the range will change based on the digital readout of
the system. Auto range is part of the full range of auto functions and will
cause other functions to become auto as well
The value can be changed by pressing
Gain
Gain is the amount the signal, reflected from the bottom, is amplified. This
should be adjusted such that the signal strongly visible at the bottom and
below, but not above the bottom.
Manual
: Gain can be adjusted between 1 and 100% and is most effective
for areas deeper than 50m
Auto
: Auto gain will, combined with TVG and range adjust to give the most
signal.
If not on screen this is available in menu ES Setup
The value can be changed by pressing and holding
TVG
Time variable gain Predicts how much the sound will fades in the water ,
and compensates.
Manual
adjusting this will give stronger/weaker signal near the surface, and
can be used to reduce strong fish or bubble layers
Auto :
This function works together with gain to provide an acceptable pic-
ture and continuous bottom detection.
If not on screen this is available in menu ES Setup
The value can be changed by pressing and holding
Pic speed
Picture speed selects the speed at which the bottom will move across the
screen. Units are the time to refresh the whole screen. A scale can be seen
at the bottom of the screen.
If not on screen this is available in menu Runtime setup
The value can be changed by pressing and holding
Alarm shallow
‘
The Shallow water alarm is obligatory, and is indicated on screen by a red
horizontal line. When the depth is shallower than this the alarm will sound.
And an indication will show on the screen. Depending on the system con-
figuration the system may require acknowledgement on the control unit, or
may allow remote acknowledgement.
If not on screen this is available in menu Alarms
The value can be changed by pressing and holding
Main adjustable features are:
