LT-1000 User & Installation Manual
Quick Installation Guide
Lars Thrane A/S
www.thrane.eu
3 of 42
Quick Installation Guide
LT-1000 Navigation Reference Unit
Congratulations on your purchase of the LT-1000 Navigational Reference Unit (NRU)!
The LT-1000 NRU is a small, compact and very advanced unit with 12 precision sensors: Magnetometers,
Gyros, Accelerometers, Barometer, Thermometer, and GNSS receiver.
NOTE:
Refer to the 95-100178 LT-1000 User & Installation Manual for detailed information on
installation requirements and guidance.
Unpacking
Unpack the LT-1000 NRU and check that the following items are present:
·
LT-1000 NRU (incl. pole mount and cable plug)
·
LT-1000 NRU Roof Mount (incl. screws for installation)
·
10m Cable Multi 8-pin Simple-Cut (M)
·
Screw-in Conn. NMEA 2000 Micro-C (M)
·
Quick Installation Guide
·
Unit Test Sheet
Installation
The LT-1000 NRU DIP-switch is configured to 4.800 baud (NMEA 0183) and ‘Open’ (NMEA 2000) from the
factory. Alternative DIP-switch settings are 38.400 baud (NMEA 0183) and ‘Terminated’ (NMEA 2000).
Mounting considerations:
·
Mount the unit on a rigid structure with a minimum of exposure to vibration and shock
·
Mount the unit in an area with an ambient temperature between -40°C and +55°C (-40°F to +131°F)
·
Mount the unit far away from possible magnetic interference and power cables
·
Mount the unit so that direct spray from seawater is avoided
·
Mount the unit so that ventilation through the pole mount is possible
IMPORTANT: The pinol screw used for fastening the pole mount shall not exceed 0.8 NM (0.6 lbs/ft).
Connecting cables:
The LT-1000 NRU 8-pin female connector and the multi cable (simple-cut) interconnect details are listed in
Table 2
and
Figure 1
.
LT-1000 NRU Cable and Connector
Pin No.
Cable Color
Connector Pin
Assignment
1
Brown
TxD+
2
Yellow
TxD-
3
Black
GND
4
White
CAN_H
5
Blue
CAN_L
6
Orange
RxD-
7
Green
RxD+
8
Red
Vsupply
F
IGURE
1:
T
RANSMIT AND RECEIVE DIRECTIONS FOR THE
LT-1000
NRU.
T
ABLE
2:
M
ULTI
C
ABLE COLOR AND
LT-1000
NRU
8-
PIN
CONNECTOR PIN ASSIGNMENT
.
Refer to the 95-100178 LT-1000 User &
Installation Manual for Safety Instructions.
WARNING
Summary of Contents for LT-1000 NRU
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