click here to download a pdf file containing alarms,sensors and security circuits
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The sensor incorporates an electromagnetic coil which is used to detect the presence of a conductive metal object. The sensor will ignore t... -
Rubber For many years wiring cables were insulated with vulcanised natural rubber (VIR). Much cable of this type is still in service, a... -
The earthing conductor is commonly called the earthing lead. It joins the installation earthing terminal to the earth electrode or to the e... -
PROFIBUS, the number 1 fieldbus in automation technology, has already been on the market for several years. Special types of cable (such ... -
Electricity is great when it is doing what it is intended to do, and that is to stay in its intended path and doing the work intended. But... -
What is Electrical Trunking? Trunking is an enclosure provided for the protection of cables which is normally square or rectangular in cros... -
MAGNETIC FIELDS There are two electrical elements of a DC motor, the field windings and the armature. The armature windings are made up of ... -
click here to download a pdf file containing alarms,sensors and security circuits -
The path followed by fault current as the result of a low impedance occurring between the phase conductor and earthed metal is called the e... -
One type of feedback frequently needed by industrial-control systems is the position of one or more components of the operation being contro...
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