Thursday, 25 April 2024, 11:39 AM
Site: IMI eLearning
Course: IMI eLearning (IMI eLearning)
Glossary: Automotive Glossary
D
Differential Pressure ValveA valve that sets its position depending on the difference between two pressures, for example, two fuel pressures or fuel pressure and manifold pressure. |
Differential Pressure ValvesValves that operate under the control of TWO external pressures or the difference (differential) between them. |
Digilal ConvertersSee Digital Converter. |
DigitA number. |
DigitalA signal current with either an 'on' or 'off' voltage. Digital instruments which show a numerical value. |
Digital ConvertersElectronic devices that convert analogue signals to digital or digital signals to analogue. |
DiluentA liquid which increases the capacity of a solvent for the binder. Diluents cannot dissolve the binder themselves. They are usually used to control viscosity or flash-off times. |
Dim-dip relayA switching relay that results in a resistor being connected in series with dipped lights when ignition and sidelights are switched on. This safety feature as used on some vehicles – but not all. |
DiodeAn electronic one way valve with polarity bias manufactured from a semiconductor material. |
Diode PackA collection of diodes that act as a rectifier. A minimum of six diodes in the pack are needed for a three phase alternator. |