Simrad EK15 Reference Manual page 181

Navigation dialog box; Speed tab
Purpose
The parameters on this
sensors or set a manual speed.
Description
These external speed sensors are
typically global positioning systems
(GPS) or dedicated speed sensors.
They provide their data on a serial
line, or by means of the local area
network.
The information from the speed
sensor system provides the speed
information on the EK15
Parameters
1
Port
Select which serial or Ethernet port to use for this communication.
2
Setup
Once you have selected a serial or Ethernet communication port, click this button to
set up the applicable port parameters. The relevant port setup dialog box opens.
3
NMEA Sentence
Select which NMEA sentence to be used for the communication.
a
Auto
The EK15 will read all relevant telegrams. If the specified information is
provided to the system on more than one telegram format, a built-in priority
list will be used.
b
VHW
This telegram contains the compass heading to which the vessel points and the
speed of the vessel relative to the water.
→ VHW Water speed and heading on page 255
c
VTG
This telegram contains the actual course and speed relative to the ground.
→ VTG Course over ground & ground speed on page 256
d
RMC
This telegram contains time, date, position, course and speed data provided by
a global navigation satellite system (GNSS) receiver.
→ RMC Recommended minimum specific GNSS data on page 254
351718/C
tab allows you to control the interface with external speed
Speed
.
Title bar
Functions and dialog boxes
179