Hardware setup
Connect power
Digi WR54 Hardware Reference
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WWAN:
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Single cellular models: WWAN-1/WWAN-2
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Dual cellular models: WWAN1-1/WWAN1-2 and WWAN2-1/WWAN2-2
Connect power
Connect the WR54 power cable to a power source.
Vehicle installation
The WR54 shall be powered from a 5 A fused circuit or shall be installed with an in-line Slow Blow fuse
rated at 5 A.
Maximum ambient operating temperature is limited to 74°C.
Note
Always follow the vehicle manufacturer recommendations for electrical accessories connections.
All components used in the electrical connection to the vehicle should be UL listed. See also
Alternate installations
The WR54 shall be powered by a Certified ITE LPS power supply or a Direct Plugin Class 2 output
transformer rated at either 12 VDC/2.5 A or 24 VDC/1.25 A minimum. Supplies shall be suitable for the
ambient for which they are installed.
Maximum ambient operating temperature is limited to the lower of the maximum ambient operating
temperature of the power supply or 74° C.
Digi recommends the power supplies in the following accessory kits:
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Installations up to +40° C: Digi part number 24000140
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Installations up to +70° C: Digi part number 76002079 or 76002081
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Installations up to +74° C: TRACO Power TPP-30-112J, TPP-30-115J, TPP-30-124J, and TEX120-
112
Mount and ground chassis
If you intend to install the WR54 in a vehicle, follow these directions for mounting and grounding the
device.
Note
Always follow the vehicle manufacturer recommendations for electrical accessories connections.
Mount the device following these general guidelines:
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Device position allows easy access to all ports located on the back of the device.
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Device position allows you to easily view the LEDs located on the front of the device.
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Device location is away from direct exposure to the elements, such as sun, rain, dust, and so
on.
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Device and cables should not be near high amperage or exposed to extreme temperatures.
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Device and cables should be installed in an area with adequate airflow.
The WR54 has two mounting brackets located on the left and right sides of the device.
