NavCom NCT-2030M Rev.C - Manual (Page 16)

NCT-2030M User Guide - Rev. C
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When using an external power cable longer than 5m (15ft),
it is recommended that positive voltage DC be applied on
both pins 3 and 4, and return on both pins 1 and 2.
Navcom P/N 82-020002-5001 Universal AC/DC 12 V 2 Amp
Power Adapter comes standard with the NCT-2030M GPS
receivers. An optional external power cable, NavCom
P/N
94-310060-3010 a 3m (10ft) unterminated power cable
fitted with a
LEMO plug type (Mfr. P/N
FGG.1K.304.CLAC50Z) and red strain relief, is suitable for
supplying power to the NCT-2030
GPS sensor. The wiring
color code and pin designations are labeled on this optional
cable assembly.
The GPS sensor is protected from reverse polarity by an inline
diode. It will operate on any DC voltage between 10 and 30
VDC, capable of supplying the required current, typically.
Power Consumption of the NCT-2030 is typically 4 Watts
Maximum
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Voltages less than 10VDC will shut the unit down. When
power is restored, the ON switch will need to be held
down for more than 3 seconds.
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Voltages in excess of 30VDC will damage the unit. It
is extremely important to ensure that the power
supply is well conditioned with surge protection. This
is especially true for vehicular electrical systems,
which can create voltage spikes far in excess of
30VDC.
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