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Remote Emergency Alarm for Unmanned Lifts

Remote Emergency Alarm for Unmanned Lifts

COMIC4LM780613OUT2IN+1461IC1CD45411095782313128124IC5TBA810659107178326154IC3NE5554326158IC2NE555O/PRESET7+++++230V AC50HZX1D2C1100μ25VD3C1516VD4D5D1D6RL1N/O6VBATT.D1-D8 = 1N4007RL1 = 6V, 100Ω1C/O RELAYLS11WT2SL100R54.7KD8R11KVR150KC2, 0.01μR247KR310KD7R410KT1BC547R10100ΩC8100μ16VC141000μ16VC110.004μC120.0047μC130.01μR12VR110K+C710μ16VR9100KR1147ΩC9100μ16VC10100μ16VC50.01μC30.01μVR210KR610KR72.5KR82.2MC40.22μC60.01μX1 = 230V ACPRIMARY TO 9V-0-9V300mA SECONDARYTRANSFORMERN/CRemote Emergency Alarm for Unmanned Lifts
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publish time: 2020-10-23
Circuit Everyday

In unmanned elevators, sudden power failures cannot be detected from the remote operating room, which can be dangerous for elevator users.This is a simple circuit that will alert the remote lift/elevator control room if a power failure occurs.The circuit is powered by a 6V dc battery.

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