M core lift control cabinet – this contained relays and used relay logic to control the operation of the lift, such as which floors to stop at, which direction etc. The mechanical floor selector was the other part of the relay logic system, which mirrored the position of the lift in the shaft.
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See full size image Caption: M lift control cabinet Description: M core lift control cabinet - this contained relays and used relay logic to control the operation of the lift, such as which floors to stop at, which direction etc. The mechanical floor selector was the other part of the relay logic system, which mirrored the position of the lift in the shaft. Alt text: M lift control cabinet Image credit: Gary Tull Photo subject date: 27/09/2010 |