Glossary of Terms
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- Hall Effect Sensor:An electronic device that changes state (voltage output) when exposed to a magnetic field.
- Header:The part of a switch that groups terminals or wires together to allow entry or exit.
- Heat Rise:An indirect measurement of a contact resistance used by rating agencies. The temperature rise of a contact carrying a prescribed current is measured to determine acceptable limit.
- Hermetic:An environmental seal specification grade that requires no air, gas or liquid will leak into, or out of, the switch.
- High Inrush:A brief pulse of very high electrical current, much greater than the design load, that occurs when the electrical load is initially applied to the circuit.
- Housing:A three-dimensional enclosure, a container for a switch.
- Hz:1 Hz= 1/sec