NavCom RT-3020 Rev.A - Manual (Page 14)

RT-3020S User Guide
3-12
Chapter 2 Interfacing
This chapter details the RT-3020 GPS sensor
connectors and status display. Appropriate sources of
electrical power, and how to interface the
communication ports.
Electrical Power
The electrical power input comprises a 4-pin LEMO
female connector located on the bottom front panel of
the RT-3020, and is labeled ‘DC PWR’ as shown in
Figure 2. The pin designations of this connector are as
follows; see Figure 2 for pin rotation.
Pin Description
1 Return
2 Return
3 Power Input 10 to 30 VDC
4 Power Input 10 to 30 VDC
Table 1: External Power Cable Pin-Out
Pins 1 and 2 are connected together inside the RT-3020
GPS sensor. Pins 3 and 4 are connected together inside
the GPS sensor.