Installation and Operation Manual
[When the set depth is too low]
[When the set depth is too high]
The gain menu
The gain is a signal strength received from
the transducer and the threshold is the level
of ultrasonic that is ignored by a set value.
When you use the manual mode and
threshold, the values of gain and threshold
need to be set very carefully.
In the Gain window, you can set for a gain
mode and threshold.
To change a mode,
1 Press , select Gain.
2 Select a mode.
3 If you select a Manual mode, adjust each
frequency gain value by pressing
or
. Even though you select the Auto
mode, it will be changed to manual mode
if you change the values of frequency.
*NF430 is a 200KHZ only.
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