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plc advanced functions - 16.35<br />

8.<br />

PROGRAM 2<br />

S2:1/15 - first scan<br />

MOV<br />

Source 3<br />

Dest S2:31<br />

MOV<br />

Source 30000<br />

Dest S2:30<br />

PROGRAM 3<br />

I:000/0<br />

L B3/37<br />

9.<br />

Unloading<br />

pancakes<br />

pancake<br />

doesn’t match<br />

(not B3/2)<br />

S1<br />

Idle/<br />

waiting<br />

pancake<br />

requested T1<br />

(B3/1) pancakes<br />

match<br />

S2 (B3/2)<br />

T2<br />

T3<br />

1 second<br />

delay (T4:0)<br />

T4<br />

S3<br />

Unloading<br />

T6<br />

T5<br />

pancake arrives<br />

(I:000/3)<br />

S4<br />

Wait for<br />

type detect<br />

Test Done (B3/0)<br />

T7<br />

S5 Stacking<br />

1 second<br />

pancakes<br />

delay (T4:1)<br />

T1 = S1 • B3/1<br />

T2 = S2 • B3/2<br />

T3 = S2 • B3/2<br />

T4 = S3 • T4:0/DN<br />

T5 = S5 • T4:1/DN<br />

T6 = S1 • I:000/3<br />

T7 = S4 • B3/0<br />

S1 = ( S1 + T2 + T5 + FS) • T1 • T6<br />

S2 = ( S2 + T1 • T6 + T4) • T2 • T3<br />

S3 = ( S3 + T3) • T4<br />

S4 = ( S4 + T6) • T7<br />

S5 = ( S5 + T7) • T5

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