4.3 Power connection
Power must be supplied to the sonar module from an appropriate power source.
Power connection requirements
• 12 or 24 Vdc nominal supply voltage
• Isolated power supply
• Connected via an appropriately rated thermal breaker or fused switch. Refer to:
Description
Connects to:
1
Red cable (positive)
Power supply’s positive terminal.
2
Drain / Ground
Vessel RF ground, or negative battery
terminal
3
Black cable (negative)
Power supply’s negative terminal.
In-line fuse and thermal breaker ratings
The following in-line fuse and thermal breaker ratings apply to your product:
In-line fuse rating
Thermal breaker rating
5 A slow blow
5 A (if only connecting one device)
Note:
• The suitable fuse rating for the thermal breaker is dependent on the number of devices you are
connecting. If in doubt consult an authorized FLIR dealer.
• Your product’s power cable may have a fitted in-line fuse, if not then you can add an in-line fuse
to the positive wire of your product’s power connection.
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