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116 ST7001+ Autopilot Control Unit - Owner’s Handbook
Glossary
Term Meaning
° Degrees
AAmp
AST
(Advanced Steering
Technology)
AST (Advanced Steering Technology) is Raymarine’s unique advanced
steering algorithm. It uses inputs from a wide variety of sensors to tune the
autopilot’s operation to provide superior control of the boat in any condition.
AutoLearn Self-learning calibration feature available on Type 150G and 400G autopilot
systems.
AutoTrim The AutoTrim setting determines the rate at which the autopilot applies
‘standing helm’ to correct for trim changes caused by varying wind loads on
the sails or superstructure.
AWG American Wire Gauge
CE Marked on Raymarine products that comply with defined European
Community standards
counter rudder Counter rudder is the amount of rudder the autopilot applies to try to prevent
the boat from yawing off course. Higher counter rudder settings result in
more rudder being applied.
CR pump Constant Running hydraulic pump
DC Direct current
EMC
(Electromagnetic
Compatibility)
When powered up, all electrical equipment produces electromagnetic fields.
These can cause adjacent pieces of electrical equipment to interact with one
another, and this can degrade their performance. By following the EMC
guidelines in this handbook, you can minimize these effects by ensuring
optimum Electromagnetic Compatibility (EMC) between equipment.
Fluxgate Standard Raymarine compass supplied with course computer core pack
ft Foot (1 ft = 305 mm)
GPS Global Positioning System
GyroPlus Raymarine’s GyroPlus yaw sensor that measures the boat’s rate of turn. It is
built into the Type 150G and Type 400G course computers.
Hz Hertz (cycles per second)
in Inch (1 in = 25.4 mm)
I/O drive Inboard/Outboard or stern drive
km Kilometre
m Metre (1 m = 39.4 inches)
mm Millimeter (1 mm = 0.04 inches)