A non-contact current measurement system, comprising: a slider clamp assembly having a clamp member and a first clamp surface, the slider clamp assembly being adjustable to selectively clamp and locate an insulated wire at a defined position; a position feedback sensor that, in operation at the defined position, senses an extension of the clamp member, determines a diameter of the insulated wire clamped in the slider clamp assembly and generates a position feedback sensor signal indicative of the diameter; a magnetic field sensor positioned proximate the slider clamp assembly, wherein in operation the magnetic field sensor detects a magnetic field generated by a current flowing in the insulated wire, and generates a magnetic field sensor signal that is indicative of at least one characteristic of the current flowing through the insulated wire clamped in the slider clamp assembly; and at least one processor communicatively coupled to the position feedback sensor and the magnetic field sensor, wherein in operation the at least one processor is configured to: receive the position feedback sensor signal from the position feedback sensor; determine the clamp position of the insulated wire clamped in the slider clamp assembly based on the position feedback sensor signal, wherein the clamp position is indicative of the diameter of the insulated wire; receive the magnetic field sensor signal from the magnetic field sensor; and determine at least one characteristic of the current flowing through the insulated wire based at least in part on the received position feedback sensor signal and the magnetic field sensor signal by accounting for an impact of the diameter of the insulated wire has on a relationship between the detected magnetic field and the current flowing in the wire, the at least one characteristic including at least one of a magnitude or frequency of the current flowing through the insulated wire. a slider clamp assembly having a clamp member and a first clamp surface, the slider clamp assembly being adjustable to selectively clamp and locate an insulated wire at a defined position; a position feedback sensor that, in operation at the defined position, senses an extension of the clamp member, determines a diameter of the insulated wire clamped in the slider clamp assembly and generates a position feedback sensor signal indicative of the diameter; a magnetic field sensor positioned proximate the slider clamp assembly, wherein in operation the magnetic field sensor detects a magnetic field generated by a current flowing in the insulated wire, and generates a magnetic field sensor signal that is indicative of at least one characteristic of the current flowing through the insulated wire clamped in the slider clamp assembly; and at least one processor communicatively coupled to the position feedback sensor and the magnetic field sensor, wherein in operation the at least one processor is configured to: receive the position feedback sensor signal from the position feedback sensor; determine the clamp position of the insulated wire clamped in the slider clamp assembly based on the position feedback sensor signal, wherein the clamp position is indicative of the diameter of the insulated wire; receive the magnetic field sensor signal from the magnetic field sensor; and determine at least one characteristic of the current flowing through the insulated wire based at least in part on the received position feedback sensor signal and the magnetic field sensor signal by accounting for an impact of the diameter of the insulated wire has on a relationship between the detected magnetic field and the current flowing in the wire, the at least one characteristic including at least one of a magnitude or frequency of the current flowing through the insulated wire. receive the position feedback sensor signal from the position feedback sensor; determine the clamp position of the insulated wire clamped in the slider clamp assembly based on the position feedback sensor signal, wherein the clamp position is indicative of the diameter of the insulated wire; receive the magnetic field sensor signal from the magnetic field sensor; and determine at least one characteristic of the current flowing through the insulated wire based at least in part on the received position feedback sensor signal and the magnetic field sensor signal by accounting for an impact of the diameter of the insulated wire has on a relationship between the detected magnetic field and the current flowing in the wire, the at least one characteristic including at least one of a magnitude or frequency of the current flowing through the insulated wire.