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

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

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

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3. Instruction Set<br />

Timing Diagram:<br />

M0<br />

M1<br />

Y0<br />

A scan cycle<br />

A scan cycle<br />

Mnemonic Function Program steps<br />

PN Positive contact to Negative contact 1<br />

Controllers<br />

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

SE<br />

Explanation:<br />

When the conditions preceding PN command change from true to false, PN command (works as<br />

contact A) will be ON for a scan cycle. In the next scan cycle it turns OFF.<br />

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

Program Example:<br />

Ladder Diagram:<br />

M0 M1<br />

P<br />

Y0<br />

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

LD M0 Load NO contact M0<br />

AND M1 Connect NO contact M1 in series<br />

PN<br />

Negative contact to Positive contact<br />

OUT Y0 Drive coil Y0<br />

Timing Diagram:<br />

M0<br />

M1<br />

Y0<br />

A scan cycle<br />

A scan cycle<br />

3-11

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