Accessory and its description
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Accessory connection schematic
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Alarm buttons, door sensors etc.
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Panic button connection to FMB9YX
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Alarm buttons, door sensors, ignition, etc. have two output states: high or low. FMB9YX Digital inputs are used to detect these states.
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Relays
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Inverting relay connection to FMB9YX
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In cases when sensor output signal is negative, an additional relay has to be installed to convert negative signal to positive.
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Immobilizer relay
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Immobilizer relay connection to FMB9YX output
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When connected as shown on the right hand side, FMB9YX disables engine starter when output is ON.
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Automotive relay
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Automotive relay pinout
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An ordinary automotive relay is used to invert input signal or to immobilize engine starter. Note that relays can be 12 V or 24 V capable.
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