Download - 《PLC 应用技术 》
Transcript
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PLCPLC
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2-1 2-2 2-3 2-4 2-5
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2-1 LDAOLDNANONIQ10STLLDANDOR LDANDOR
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1.LAD STL LD BIT LDN BITA BIT AN BIT O BIT ON BIT BIT
IQMSMTCVSL.
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LDLoadLDNLoad NotAAndANAnd NotOOr ONOr Not Out NETWORK 1LD I0.0 O M0.0 AN I0.1 = M0.0
NETWORK 2LD I0.2 O I0.3 AN I0.4 = Q0.1
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2. 1PLC I/O 2 MQ 3 4
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3. ALDOLDOLD LDALD LDA I0.2 LD M0.0 LD I0.1 NETWORK 1 AN I0.3 OLD = M0.0 NETWORK 2LD I0.1 O M0.1 LD I0.2 O M0.2 ALD = M0.1
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4.
S7--200LDIAIOILDNIANIONI
10LDANDORLDANDOR
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==S7--200LADFBDSTL=I=ISTLI