Installation And Startup; Power Connector Description - Sierra Wireless AirLink LS300 User Manual

2: Installation and Startup

Rev 4 Apr. 13
This chapter shows you how to connect, install and start the Sierra
Wireless AirLink LS300. It also describes the front panel LEDs.

Power Connector Description

The LS300's power connector has four pins:
• Two pins connecting DC voltage to the device
• Two pins providing additional monitoring and control functions
This section has information to help you plan your device's
connection and configuration.
The connector's pin diagram
wires used on the DC power cable you can order from Sierra
Wireless.
Green wire
White wire
LS300
Power
connector
Pin 4
Digital I/O
or Analog input
Pin 2
Ground
Black wire
Figure 2-1: LS300 Power Connector Pin Diagram
(Figure 2-1) shows the colors of the
To contact switch, relay, or external device
Note: Pin 4 has a maximum rating of 30V, 150 mA
To vehicle ignition
(or to VCC if NOT connected to the ignition)
Pin 3
Ignition Sense
Pin 1
Note: Colors are colors of
VCC
wires on the DC connector cable
Red wire
-
Battery
or
Power Source
(7VDC to 28 VDC
12 VDC Nominal
2
+
15