7 
 
Antenna placement and orientation  31 
Operation  33 
Front panel layout  33 
LED definitions  35 
Co-ordinate frame conventions  37 
IMU frame  37 
OxTS NED navigation frame  39 
ISO 8855 ENU earth-fixed system  39 
OxTS horizontal frame  40 
ISO 8855 intermediate system  41 
OxTS Vehicle frame  42 
ISO 8855 vehicle system  43 
Ethernet configuration  43 
Connection details  45 
Dual antenna systems  46 
Multipath effects on dual antenna systems  48 
Inputs and outputs  49 
Digital inputs and outputs  49 
1PPS output  50 
Event input  50 
Wheel speed input  51 
Wheel speed output  51 
IMU sync output pulse  51 
Reverse polarity protection  51 
Configuring the RT  53 
Overview  53 
Selecting the operating language  54 
Navigating through NAVconfig  54 
Product selection  54 
Reading configuration  55 
GNSS Selection  57 
Orientation  57 
Get improved settings  59 
Primary antenna  61 
Secondary antenna  63 
Advanced slip  64