Pulse-contact
A heated bimetallic strip sends rapid on-off pulses to the gauge, producing a steady reading. Used in temperature and oil senders. It’s an older system that’s fiddly to make, but it’s not unreliable.
A heated bimetallic strip sends rapid on-off pulses to the gauge, producing a steady reading. Used in temperature and oil senders. It’s an older system that’s fiddly to make, but it’s not unreliable.