Page 257 - PLC Automation

APPLIC ATION DESCRIPTIONS AND ADDITIONAL INFORMATION 255

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Another example is in the selection of a crane, operator’s desk will therefore stop the selected
allowing it to be controlled remotely using the crane only. Independent of the remote emergency
emergency stop located on the operator desk. stop function, all cranes still have their own local
A network links the AC500-S safety PLC in the emergency stop controls.
control room with the safety PLCs at the cranes.
The user in the control room can select, using The ability to select from a wide range of HMI
standard HMI equipment, which of the cranes will products offers the user independence from any
stop if the emergency stop button is activated one vendor, a larger range of input options and
on the remote operator control station. Pressing greater flexibility to adapt the connections and
the remote emergency stop button on the layout of the HMIs.

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