Saturday, August 28, 2010

Automatic Gates using PLC Mitsubishi




PLC Type FX-Mitsubishi , Name Input / Output PLC :

INPUT PLC :
X000 ; Area Sensor 1.
X001 ; Area Sensor 2.
X002 ; Area Sensor 3.
X003 ; Area Sensor 4.
X004 ; Limit Switch for Open gate.
X005 ; Limit Switch for Closed gate.

OUTPUT PLC :
Y000 ; Contactor for Electric Motor ( Open Gate ).
Y001 ; Contactor for Electric Motor ( Close Gate ).


Download PDF File:
Automatic Gates with PLC Mitsubishi(.pdf)


Reading Ladder PLC Programming for Automatic Gates using PLC Mitsubishi :

Step 1 :
Open Gate
a.If X000 = OFF AND X004 = OFF Then M0 = ON (Hold ON).
b.If M1 = ON AND X001 = OFF OR X002 = OFF Then M3 = ON.
c.If M0 = ON OR M3 = OFF Then Y000 = ON.

Step 2 :
Close Gate
a.If X004 = ON AND X003 = OFF AND X001 = ON AND X002 = ON AND M4 = OFF AND X000 = ON Then M1 = ON (Hold ON).
b.If M1 = ON AND X001 = ON AND X002 = ON Then M2 = ON.
c.If M1 = ON AND X001 = ON AND X002 = ON AND X005 = ON Then M4 = ON AND M1 = OFF.
d.If M2 = ON Then Y001 = ON.

Please Download Programming for GX Developer :
Automatic Gates using PLC Mitsubishi

See : Automatic Gates


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