Fluke 28IIEX Fluke 28IIEx User Manual - Page 18
CAT III, Table 1. Symbols
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28 II Ex Users Manual AC (Alternating Current) Table 1. Symbols J Earth ground DC (Direct Current) X Hazardous voltage I Fuse P Conforms to European Union directives. W Risk of Danger. Important information. See Manual. Battery. Low battery when displayed. T Diode Double insulated R Continuity test or continuity beeper tone. Capacitance CAT III ( IEC Overvoltage Category III CAT III equipment is designed to protect against transients in equipment in fixedequipment installations, such as distribution panels, feeders and short branch circuits, and lighting systems in large buildings. Conforms to ATEX directive. CAT IV IEC Overvoltage Category IV CAT IV equipment is designed to protect against transients from the primary supply level, such as an electricity Product or an overhead or underground utility service. Conforms to relevant Australian standards. ® Inspected and licensed by TÜV Product Services. Æ Conforms to CAN/CSA-C22.2 No. 61010-1 2nd, + Amendment 1. ~ Do not dispose of this product as unsorted municipal waste. Go to Fluke's website for recycling information. 8