Si-tex SP38, Installation And Operation Manual, Page: 112 / 193

Sitex SP38 Installation and Operation Getting Started
Document PN 29010101 V1r0
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Table 5 – Compass types
Compass
Source
Setting Compass Type Comments
Analog
Compass
Mag
Choose this setting if you have an
externally gimballed magnetic
compass fitted with a Sitex
Magnetic Sensor, such as the one
shown to the left.
Flux
Choose this setting if you have a
Sitex Fluxgate Compass like the
one shown to the left.
If you have a Sitex Heading Rate
Stabilizer connected in series with the
Fluxgate Compass, use the HRS
setting (below).
Fixed —
The autopilot can accept a variety of
Analog compasses. Consult the
manufacturer’s documentation, or
contact the manufacturer, to
determine whether the reference
signal is fixed or floating, and set the
An. Compass Type to match.
Float —
HDK-11
Choose this setting if you have a
Sitex Tri-Axis Gyro Rate compass
connected.
NAV1
Port
NMEA
Choose this setting if your autopilot
system is utilizing any type of NMEA
0183 Compass (such as the Sitex
G2 or G2B GPS
Compasses) other than Tri-Axis Rate
Gyro compass or a specific NMEA
compass that Sitex may support in the
future. This type of compass usually
does not require specific calibration, or
can be calibrated through other
means.