Simrad PI BOTTOM Quick reference guide
QUICK REFERENCE GUIDE
PI Bottom Contact sensor
857-165105 / Rev.A / February 2005
Purpose
The
PI Bottom Contact
sensor detects
if a trawl is accidentally lifted off the
seabed, or a purse seine is touching the
bottom.
Main parts
(CD11010A)
A
B
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A
A
B
C
B
D
E
G
F
(CD11013B)
Sensor confi guration
and with
Normal
update rate.
Note: The sensor and the PI system
setup must correspond, otherwise the
communication will not work.
utility.
update rate will decrease the battery life.
(~3,2 sec): Recommended for
bottom contact.
(~5,3 sec): Recommended for
(~33 sec): Recommended if
System confi guration
The sensor must
be identified with a unique sensor number.
The
Interference
level
Daily operation
Fast
update rate, the
Normal
update rates, the operational
Note that charging sensors at sub-zero
if you have noise problems from other
display.
Switch this
Light
Heavy
(CD11009)
A
D
E
F
D
G
H
B
C
M A X I M I Z I N G Y O U R P E R F O R M A N C E A T S E A
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Mounting
Place the sensor where you
underneath the net, then put two snap
Place the
penetration ring (B) for the detection
Correct function requires that
Bottom Contact presentation
H
C C
B
A
(CD11010C)
30
cm
D
D
L
F
G
H
C
(CD11010F)
B
D
E
A
bobbins or rock hoppers (C).
Lay the sensor on an
Note: The sensor’s detection wire must
sensor interrogation.
securely underneath the footrope
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