Garmin Cortex VHF and AIS Cortex Hub Installation Guide - Page 32
GPIO sensor wiring - Bilge pump activation sensor
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EN GPIO sensor wiring - Bilge pump activation sensor A Pullup connection is not required in this example as it is driven high. GPIO sensor configuration example Sensor / control name Sensor / control type Default input high Active when high Engine room bilge Bilge pump Pullup disabled Yes, normally closed +ve 12/24V Three way switch manual on / off / auto on RED LIGHT GREEN BROWN GRAY VIOLET PULLUP VOLTAGE (not requied in this example) INPUT/OUTPUT 5 INPUT/OUTPUT 4 INPUT 3 INPUT 2 Float switch Warning light or alarm + BLUE BLACK INPUT 1 GPIO GND Bilge pump -ve 32 GPIO sensor wiring - Bilge pump activation sensor
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EN
GPIO sensor wiring - Bilge pump activation sensor
32
GPIO sensor wiring - Bilge pump activation sensor
A Pullup connection is not required in this example as it is driven high.
LIGHT GREEN
BROWN
GRAY
VIOLET
BLUE
BLACK
INPUT 3
INPUT 2
INPUT 1
GPIO GND
RED
PULLUP VOLTAGE
(not requied in this example)
INPUT/OUTPUT 5
INPUT/OUTPUT 4
+ve 12/24V
-ve
+
Float switch
Warning light
or alarm
Bilge pump
Three way switch
manual on / off / auto on
GPIO sensor configuration example
Sensor / control name
Engine room bilge
Sensor / control type
Bilge pump
Default input high
Pullup disabled
Active when high
Yes, normally closed