Standard Horizon Ff520 User Manual download pdf (Page 13)

FF520 Page 15

a. NMEA device capable of listening to DBT, DPT, VHW, VLW, MTW

b. Temperature sensor (10K ohms at 77°F)

c. 12VDC alarm buzzer (400mA max current draw)

WIRE COLOR

BLACK

FUNCTION

RED

WHITE

GREEN

GRAY

YELLOW

BROWN

BLUE

GND

Not connected

NMEA Output(+)

NMEA GROUND

Temp 2 INPUT(+)

Alarm OUTPUT(+)

Not connected

ORANGE

Not connected

PINK

Figure 2.6 - The FF520 Optional Connections

2.6.0 NMEA Output

The following sentences are output: DPT and DBT (Depth), VHW (Speed), VLW (Trip Log),

MTW (Water Temperature), XDR (External Sensor Temperature).

2.6.1 Alarm Buzzer

This connection has the capability to drive a buzzer that draws 400mA. Any 12VDC buzzer

within the current draw requirements can to be connected.

2.6.2 Temperature Sensor

Any thermistor type temp sensor that produces 10K ohms at 77°F can to be connected.

White, NMEA output

Green, common

Black, ground

Yellow, Ext. Temp sensor

Blue, Alarm output

12VDC

Buzzer

12V Battery

NMEA

Device

External

Temp Sensor

Figure 2.6.2 - Optional Connections

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 42 43

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Standard Horizon Ff520 User Manual Page 13

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