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Automating Manufacturing Systems - Process Control and ...

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plc advanced functions - 16.28<br />

16.9 PRACTICE PROBLEM SOLUTIONS<br />

1.<br />

t.DN<br />

t.DN<br />

b[0] = 0000 0000 0000 1111 (grn EW)<br />

b[1] = 0000 0000 0001 0000 (yel EW)<br />

b[2] = 0000 0011 1110 0000 (red EW)<br />

b[3] = 0000 0011 1100 0000 (grn NS)<br />

b[4] = 0000 0000 0010 0000 (yel NS)<br />

b[5] = 0000 0000 0001 1111 (red NS)<br />

TON<br />

Timer t<br />

Delay 4s<br />

BSR<br />

File b[0]<br />

<strong>Control</strong> c0<br />

Bit address c0.UL<br />

Length 10<br />

BSR<br />

File b[1]<br />

<strong>Control</strong> c1<br />

Bit address c1.UL<br />

Length 10<br />

BSR<br />

File b[2]<br />

<strong>Control</strong> c2<br />

Bit address c2.UL<br />

Length 10<br />

BSR<br />

File b[3]<br />

<strong>Control</strong> c3<br />

Bit address c3.UL<br />

Length 10<br />

BSR<br />

File b[4]<br />

<strong>Control</strong> c4<br />

Bit address c4.UL<br />

Length 10<br />

BSR<br />

File b[5]<br />

<strong>Control</strong> c5<br />

Bit address c5.UL<br />

Length 10<br />

www.PA<strong>Control</strong>.com

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