Patent ID: 9606149
Date: 2017-03-28
CPC Classifications: G01R

Claim:
1. A device for counting energisation events, the device comprising: a connector configured to be connected to an energisable element; a sampling module coupled to the connector, the sampling module configured to detect a signal representing an energisation event of the energisable element; a count module coupled to the sampling module, the count module configured to count a number of detected energisation events of the energisable element; and a display module coupled to the count module and configured to, while the display module is coupled to the count module, display information relating to a usability of the energisable element based on the counted number of detected energisation events, wherein the display module comprises a bistable display, wherein said information relating to a usability of the energisable element is arranged to be displayed on the bistable display, and the bistable display is capable of displaying said information in the absence of power supply to power the display.