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117 Murphy Switch Wiring Diagram. Figure 2 shows a Closed Loop circuit with normally open Murphy SWICHGAGE instruments and Normally Closed switches alignment and V belt switches etc. Breaks circuit when tripped.
Tattletale annunciators and magnetic switches are the nerve centers that translate Swichgage contact operations into decisions and operate the alarm or shutdown device. The hot and. Is the least efficient diagram among the electrical wiring diagram.
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This is not a Closed Loop circuit. Opens dis-tributor coil circuit or power circuit to diesel run device. 117117PH Use to shutdown 12V through 32V distributor ignition or diesel engines. It will keep power on from the NC terminal to your run circuit unless you have a safety condition on oil pressure or coolant temperature.