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DVP-ES2-EX2-SS2-SA2-SX2-Operation Manual

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<strong>DVP</strong>-<strong>ES2</strong>/<strong>SA2</strong>/<strong>SS2</strong>/<strong>SA2</strong>/<strong>SX2</strong>/SE <strong>Operation</strong> <strong>Manual</strong> - Programming<br />

Program example:<br />

Ladder diagram:<br />

X0<br />

X2<br />

X1<br />

X3<br />

Block A<br />

ORB<br />

Block B<br />

Y1<br />

Instruction: <strong>Operation</strong>:<br />

LD X0 Load NO contact X0<br />

ANI X1 Connect NC contact X1 in series<br />

LDI X2 Load NC contact X2<br />

AND X3 Connect NO contact X3 in series<br />

ORB<br />

Connect circuit block in parallel<br />

OUT Y1 Drive Y1 coil<br />

Mnemonic Function Program steps<br />

MPS<br />

Start of branches. Stores current result<br />

of program evaluation<br />

1<br />

Controllers<br />

<strong>ES2</strong>/<strong>EX2</strong> <strong>SS2</strong> <strong>SA2</strong><br />

SE <strong>SX2</strong><br />

Explanations:<br />

As the start of branches, MPS stores current result of program evaluation at the point of<br />

divergence.<br />

Mnemonic Function Program steps<br />

MRD<br />

Reads the stored current result from<br />

previous MPS<br />

1<br />

Controllers<br />

<strong>ES2</strong>/<strong>EX2</strong> <strong>SS2</strong> <strong>SA2</strong><br />

SE <strong>SX2</strong><br />

Explanations:<br />

MRD reads the stored current result from previous MPS and operates with the contact connected<br />

after MRD.<br />

Mnemonic Function Program steps<br />

MPP<br />

End of branches. Pops (reads and<br />

resets) the stored result in previous<br />

MPS.<br />

1<br />

Controllers<br />

<strong>ES2</strong>/<strong>EX2</strong> <strong>SS2</strong> <strong>SA2</strong><br />

SE <strong>SX2</strong><br />

Explanations:<br />

As the end of branches, MPP pops the stored result in previous MPP, which means it operates<br />

with the contact connected first then resets the storage memory.<br />

Points to note:<br />

1. Every MPS can not be applied without a corresponding MPP<br />

2. Max. 8 MPS-MPP pairs can be applied..<br />

3-6

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