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Rev 4 Nov.16
•
Pin 3 (Ignition Sense)—Connected to power
Fixed Installation with I/O Input Triggered by Standby
Mode
If you have a fixed installation where you want to use the I/O to monitor an
external device such as a motion detector, remote solar panel, or a remote
camera, refer to
Figure
for a configured length of time, and use low voltage disconnect to put the router in
Standby mode if the voltage falls below a configured value.
7.5 A Fuse
DC power source
Motion sensor
Figure 2-8: Fixed Installation with I/O
•
Pin 1 (Power) —Use the red wire in the DC cable to connect Pin 1 to the
power source. Include a 7.5 A, fast blow fuse, recommended to have no more
than +/- 10% de-rating over the operating temperature range, in the input
power line. Sierra Wireless recommends using a continuous (unswitched) DC
power source.
•
Pin 2 (Ground)—Use the black wire in the DC cable to connect Pin 2 to
ground. See also
Step 2—Mount and Ground the MP70 Chassis
•
Pin 3 (Ignition Sense)—Connected to power
•
Pin 4 (GPIO)—Use the green wire for I/O configurations. See
ration
on page 19.
I/O Configuration
The AirLink MP70 has five pins you can use for I/O configuration:
•
Pin 4 on the power connector
•
Pins 2, 3, 6, and 7 on the auxiliary I/O connector
19
2-8. You can configure the I/O line to wake the router up
MP70 router
1
Power
3
Ignition Sense
4
I/O
2
Ground
Installation and Startup
on page 11.
I/O Configu-
4119008
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