MT 4100 User Guide 14
1-Wire® Interface
The MT 4100 includes a 1-Wire® interface that enables the device to communicate with the following
accessories:
l
An iButton® receiver to allow for Driver ID (iButton® and receiver not included)
l
Up to two 1-Wire Temperature Sensors
For more information, see the Novatel Wireless document 1-Wire Application Note (ENF0000AN018).
WARNING! The maximum permissible voltage to the 1-Wire® interface is 3.3 Volts DC. Voltage in
excess of this limit will damage the device.