US 11,693,033 B2
Sensor probe with combined non-contact sensor and a Rogowski coil
Ronald Steuer, Hinterbruhl (AT); Ginger M. Woo, Shoreline, WA (US); Gloria M. Chun, Seattle, WA (US); and Simon J. Page, Snohomish, WA (US)
Assigned to Fluke Corporation, Everett, WA (US)
Filed by Fluke Corporation, Everett, WA (US)
Filed on Sep. 2, 2021, as Appl. No. 17/465,609.
Prior Publication US 2023/0069419 A1, Mar. 2, 2023
Int. Cl. G01R 15/18 (2006.01)
CPC G01R 15/181 (2013.01) 20 Claims
OG exemplary drawing
 
1. A sensor probe, comprising:
a Rogowski coil forming a loop having first and second leads at opposing ends of the loop, the loop having a central region configured to receive a conductor; and
a non-contact sensor coupled to the Rogowski coil, the non-contact sensor including a non-contact sensor element and a clamp having a pair of clamping jaws, the pair of clamping jaws positioned to hold the conductor in the central region of the loop, wherein the non-contact sensor element is configured to press against the conductor to sense an electrical characteristic of the conductor.