Tx54 Electrical Rating - Digi TX54 User Manual

Hardware setup
Note Always follow the vehicle manufacturer recommendations for electrical accessories connections.
Mount the device following these general guidelines:
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
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similar conditions.
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.
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The TX54 has two mounting brackets located on the left and right sides of the device.
For DC installations (with a fixed system ground reference), ground the TX54 chassis to the system
ground reference.
For proper grounding reference:
Attach the device to a grounded metal surface.
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Connect one end of a short AWG or larger gauge wire to the upper-right grounding hole and
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connect the other end to the vehicle chassis.
Special considerations
Separate Ethernet and power cables from other wiring in the vehicle and route the cables
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away from sharp edges.
Use cable strain relief for installations in high-vibration environments.
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TX54 electrical rating

The TX54 device requires connection to a conditioned power system that meets these requirements:
Tolerance within maximum operating voltage range 5.5 VDC to 36 VDC.
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TX54 power connector
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specifications:
Wire size: 30-12 AWG
Wire type: copper wire only
Terminal blocks torque: 5-7 pounds per inch
For supply connections, use wires suitable for at least 85° C.
Power installation must be performed by a qualified electrician, following the National
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Electrical Code, ANSI/NFPA 70 and Canadian Electrical Code, Part I, CSA C22.1.
There must be a disconnect device in front of TX54 devices to protect maintenance workers.
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Use a 20 A circuit-breaker as the disconnect device.
Before doing any maintenance, the maintenance worker must use caution and close the
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general power supply.
TX54 User Guide
on the front of the device requires wiring terminals with the following
Connect power
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