An apparatus comprising: a cable pull switch comprising: a polychotomous cable pull sensor configured to provide a reading comprising at least one of a plurality of values, the reading corresponding to at least one of a tension on a pull cable coupled at a first end to a shaft and a linear displacement of the first end of the pull cable coupled to the shaft, wherein the polychotomous cable pull sensor comprises an electrical inductance sensor electrically coupled to a spring and configured to sense an electrical inductance value of the spring and to sense a change in the electrical inductance value of the spring in relationship to at least one of a linear compression or a linear expansion of the spring, wherein the cable pull switch further comprises the shaft, wherein the spring is configured to at least one of linearly compress or linearly expand when the shaft is displaced along a longitudinal axis of the spring, and wherein the shaft extends through the spring along the longitudinal axis of the spring; at least one processor coupled to the polychotomous cable pull sensor, the at least one processor configured to: determine a rate of change of the at least one of the plurality of values and determine whether the at least one of the plurality of values exceeds an upper pull threshold value; periodically adjust the upper pull threshold value at a fixed interval of time if the determined rate of change of the at least one of the plurality of values is below a rate of change threshold; periodically adjust a lower slack threshold value at the fixed interval of time if the determined rate of change of the at least one of the plurality of values is below a rate of change threshold; and determine an occurrence of a cable pull event, the determination based at least in part on the determined rate of change of the at least one of the plurality of values, or whether the at least one of the plurality of values exceeds the upper pull threshold value. a polychotomous cable pull sensor configured to provide a reading comprising at least one of a plurality of values, the reading corresponding to at least one of a tension on a pull cable coupled at a first end to a shaft and a linear displacement of the first end of the pull cable coupled to the shaft, wherein the polychotomous cable pull sensor comprises an electrical inductance sensor electrically coupled to a spring and configured to sense an electrical inductance value of the spring and to sense a change in the electrical inductance value of the spring in relationship to at least one of a linear compression or a linear expansion of the spring, wherein the cable pull switch further comprises the shaft, wherein the spring is configured to at least one of linearly compress or linearly expand when the shaft is displaced along a longitudinal axis of the spring, and wherein the shaft extends through the spring along the longitudinal axis of the spring; determine a rate of change of the at least one of the plurality of values and determine whether the at least one of the plurality of values exceeds an upper pull threshold value; periodically adjust the upper pull threshold value at a fixed interval of time if the determined rate of change of the at least one of the plurality of values is below a rate of change threshold; periodically adjust a lower slack threshold value at the fixed interval of time if the determined rate of change of the at least one of the plurality of values is below a rate of change threshold; and determine an occurrence of a cable pull event, the determination based at least in part on the determined rate of change of the at least one of the plurality of values, or whether the at least one of the plurality of values exceeds the upper pull threshold value. <EOS>