5
Using the product
FC500 / 520 is specially designed to be used with bait boat.
Properly install the RTS sensor to your bait boat, powering the
unit, and put the assemmed bait boat & RTS sensor into the
water, then you are ready to know the bottom condition in 300m
water area.
Following is a instruction picture of 2 ways to install the RTS
sensor to your bait boat: