NavCom SF-2050 Rev.G - Manual (Page 31)

SF-2050 User Guide – Rev. G
Chapter 2 ................................. Interfacing
This chapter details the SF-2050 GPS sensor
connectors, LED display, appropriate sources of
electrical power, and how to interface the
communication ports.
Electrical Power
A front panel 4-pin LEMO female connector provides
electrical power to the SF-2050. Pin assignments are
given in Table 2; see Figure 4 for pin location on the
connector.
Table 2: External Power Cable Pin-Out
Pin Description
1
2
Return
3
4
Power Input 10 to 30 VDC; 8W
Pins 1 and 2 connect to same internal point in the
SF-2050. Likewise, pins 3 and 4 connect to the same
internal point. The supplied power cable is
constructed using 26 AWG wire.
‡
Power cable longer than 5m (15ft)
must make full use of all four power
pins.
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