Power Specifications; Protocols - Sierra Wireless AirLink LX40 Hardware User's Manual

Power Specifications

Power over Ethernet: 13 W, Type 1 Power Device, compatible with IEEE 802.3af.
Table C-1: DC Power Supply Specifications
Pin
Table C-2: On/Off Control Specifications
Pin Name
3 On/Off control,
Ignition Sense
(Input only)
Note: If you do not connect this pin to the ignition, you MUST connect it to the positive terminal of your power supply or
battery. The device looks for a qualified voltage on this pin as part of the power up sequence. If it doesn't see it, the
device will not turn on. If you are using a Sierra Wireless AC power adapter, the connection is inside the cable.
Note: The Pin 3 connection for On/Off control is not required when using PoE.

Protocols

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Rev. 2 January 2021
Name Specification
1 VCC Voltage range
Current Sink
240 kΩ
Network: TCP/IP, UDP/IP, DNS
Routing: NAT, Host Port Routing, DHCP, PPPoE, VLAN, VRRP, Reliable Static Route
Applications: SMS, Telnet/SSH, Reverse Telnet, SMTP, SNMP, SNTP
Parameter
VCC
Specification
Input low state voltage
(maximum)
Input high state voltage
(minimum guaranteed)
41
Specifications
Minimum Maximum
7 V 36 V
Parameter Minimum
V —
IL
V 2.5 V
IH
Maximum
1.0 V
V
in
41112510