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SFC Programming Example
Section 1-4
29
Example SFC Program for the Unattended Paid Parking Lot
The following example shows part of an SFC program for the ticket-issuing system of
an unattended paid parking lot, based on the defined action flow scenario and
variables. The action program is created using ladder logic.
Action Program (A_tiketOut): Starting/Stopping the Ticket Dispenser
P_On
ticketout
Action Program (A_gateOpen): Starting/Stopping the Normal Rotation of the
Gate Motor
P_On
gateOpen
Action Program (A_gateClose): Starting/Stopping the Reverse Rotation of the
Gate Motor
gateClose
carIn
Note:
Leave each action program’s
Reset Output at Final Scan
setting at its default setting of ON
(reset).
Summary of Contents for SYSMAC CX-Programmer 8.1
Page 1: ...Operation Manual SFC Programming SYSMAC WS02 CXPC1 V8 CX Programmer Ver 8 1 Cat No W469 E1 04...
Page 2: ...ii CX Programmer Ver 8 1 WS02 CXPC1 V8 Operation Manual SFC Programming Revised February 2009...
Page 16: ......
Page 56: ...Precautions When Creating SFC Programs Section 1 5 40...
Page 118: ...Monitoring Section 4 5 102...
Page 150: ...Index 134...
Page 152: ...Revision History 136...
Page 153: ......
Page 154: ......