differential switch

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• differential switch — See pressure differential switch …   Dictionary of automotive terms

• pressure differential switch — A hydraulic pressure operated switch (often included in a combination valve) which activates the brake failure warning light when one of the brake circuits (in a dual circuit system) falls due to a system leak and associated pressure drop …   Dictionary of automotive terms

• differential — [1] The temperature or pressure difference between cut in and cut out temperature or pressure of a control. [2] A unit that takes the power of the rotating driveshaft at right angles to the rear axle and passes it to the axle. It will not only… …   Dictionary of automotive terms

• switch — A device that opens and closes an electric circuit. See actuating switch ambient temperature switch authority Limit Switch battery master switch dimmer switch dipper switch door pillar switch fuel cut off switch fuel pump shut off switch …   Dictionary of automotive terms

• Differential amplifier — symbol The inverting and non inverting inputs are distinguished by − and + symbols (respectively) placed in the amplifier triangle. Vs+ and Vs− are the power supply voltages; they are often omitted from the diagram for simplicity, but of course… …   Wikipedia

• Differential diagnosis — Intervention MeSH D003937 A differential diagnosis (sometimes abbreviated DDx, ddx, DD, D/Dx, or ΔΔ) is a systematic diagnostic method used to identify the presence of an entity where multiple alternatives are …   Wikipedia

• Differential Thermostat —   A type of automatic thermostat (used on solar heating systems) that responds to temperature differences (between collectors and the storage components) so as to regulate the functioning of appliances (to switch transfer fluid pumps on and off) …   Energy terms

• Vacuum switch — Prior to effective engine computers, engine vacuum was used for many functions in an automobile. Vacuum switches were employed to regulate this flow, and were commonly controlled by temperature, solenoids, mechanically, or directly. They operated …   Wikipedia

• Cascode Voltage Switch Logic — refers to a CMOS type logic family which is designed for certain advantages. It requires mainly nMOS transistors to implement the logic using true and complementary input signals, and also needs 2 pMOS transistors at the top to pull one of the… …   Wikipedia

• pressure differential warning switch — A component of the brake hydraulic system that warns the driver of a failure in one of the circuits …   Dictionary of automotive terms

• Differentialrelais — (n), Fehlerstrom Relais (n) eng differential relay, core balance safety relay, current measuring protective relay, differential switch relay …   Arbeitssicherheit und Gesundheitsschutz Glossar