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Concentric rings, a dashed outer ring, or a flame: which zone and what kind.
Also known as: Rings on a cooker dial, Circles beside a hob knob, Hob zone symbol
Marks beside a hob control identifying which zone it operates and, on multi-ring zones, which part will heat. A dashed or broken outer ring means the extension is switched separately.
A small diagram beside each hob control showing the layout of the zones with the one that control operates filled or highlighted.
What a given programme actually does is in the appliance's own instructions. The symbol names the function; the manufacturer decides how it behaves.
Contexts: Electrical equipment
Concentric circles indicate a dual or triple zone. A solid inner ring with a dashed outer one means the outer ring is a separately switched extension for larger pans.
An oval or elongated outline marks a bridging or fish zone, two elements that can be run together as one long area.
A small square containing four circles in the arrangement of the hob, with one of them filled, or a set of concentric circles one of which is drawn as a dashed line.