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Distributed I/O System ET 200S

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Principle of operation: Teach-in<br />

1st Option<br />

Normal operation<br />

Set value "0" at<br />

bit 1 to 7 in PIQ<br />

Start Teach-in by<br />

rising edge at<br />

bit 0 in the PIQ<br />

Teach-in is executed<br />

Teach-in ended<br />

by falling edge at<br />

bit 0 in the PIQ<br />

Teach-in error:<br />

Learned sensitivity/<br />

distance value = 0<br />

(bit 1 to 7 in the PII)<br />

4 IQ-SENSE (6ES7138-4GA00-0AB0)<br />

5.3 Control interface (PIQ) and feedback interface (PII)<br />

No valid sensitivity/<br />

distance value detected<br />

2nd Option<br />

Preset of a<br />

sensitivity/distance<br />

value (IntelliTeach)<br />

Figure 5-5 Principle of operation: Teach-in<br />

Valid sensitivity/<br />

distance value detected<br />

<strong>ET</strong> <strong>200S</strong><br />

Manual, 12/2005, A5E00514527-03 5-13

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