ConstA horizontal bar with a safe-band tick, for a level or stock.
A segmented battery cell, for a state of charge or voltage.
A row of hash-chained blocks, for a tamper-evident record count.
A plain numeric counter, for a node or network stat.
A half-dial with a needle, for a pressure or flow reading.
A liquid-filled droplet, for humidity or moisture.
A 270-degree arch gauge, for a fraction or percentage.
A neighbor-mesh topology map, for a mesh node's peers.
A rolling sparkline of recent values.
A sun whose corona grows with the reading, for illuminance.
A labeled state chip, lit when the state reads as on.
A thermometer, for a temperature.
A pipe valve, open along the flow or closed across it.
An acoustic waveform, for sound level or an acoustic event.
An anemometer, for wind speed.
The graphic a dashboard draws an element with, named by the instrument rather than the quantity. The values are the ones a manifest carries.