6.7
Ââåäåíèå â STEP 7 Lite A5E00142300-01
Ïðîãðàììèðîâàíèå
ïîñëåäîâàòåëüíîé öåïè â
LAD
 ìåíþ View [Âèä] âûáåðèòå
êîìàíäó Display With > Symbolic
Representation [Îòîáðàçèòü >
Ñèìâîëè÷åñêîå Ïðåäñòàâëåíèå].
 çàãîëîâêå OB1 ââåäèòå
Ïåðèîäè÷åñêè èñïîëíÿåìàÿ ãëàâíàÿ
ïðîãðàììà. Â çàãîëîâêå [title]
Network 1 [Ñåãìåíò 1] ââåäèòå
Ïîñëåäîâàòåëüíîå ñîåäèíåíèå.
Âûäåëèòå ïóñòóþ òîêîâåäóùóþ øèíó,
ùåëêíóâ åå ìûøüþ.
Âñòàâüòå òðè ýëåìåíòà, èñïîëüçóÿ
ðàçëè÷íûå ñïîñîáû:
Âñòàâüòå íîðìàëüíî îòêðûòûé
êîíòàêò, ùåëêíóâ çíà÷îê Normally
Open Contact [Íîðìàëüíî îòêðûòûé
êîíòàêò].
Ùåëêíèòå ïðàâîé êíîïêîé ìûøè
òîêîâåäóùóþ øèíó, ÷òîáû îòêðûòü
âûïàäàþùåå ìåíþ. Âûáåðèòå
Normally Open Contact [Íîðìàëüíî
îòêðûòûé êîíòàêò].
Óñòàíîâèòå â âàøåé öåïè Coil
[êàòóøêó] ñ ïîìîùüþ îïåðàöèè
ïåðåòàñêèâàíèÿ.
 ïîñëåäîâàòåëüíîé öåïè åùå
îòñóòñòâóþò àäðåñà íîðìàëüíî
îòêðûòûõ êîíòàêòîâ è êàòóøêè.
Ùåëêíèòå âîïðîñèòåëüíûå çíàêè. Â
îòêðûâøåìñÿ îêíå ââåäèòå
ñèìâîëè÷åñêîå èìÿ Key_1
[Êëþ÷_1] (â êàâû÷êàõ). Èëè ùåëêíóâ
âîïðîñèòåëüíûå çíàêè, âûáåðèòå èìÿ
èç îòêðûâøåãîñÿ ñïèñêà ñèìâîëîâ.
Ïîäòâåðäèòå ââîä, íàæàâ Enter
[Ââîä].
Ââåäèòå ñèìâîëè÷åñêîå èìÿ Key_2
[Êëþ÷_2] äëÿ âòîðîãî íîðìàëüíî
îòêðûòîãî êîíòàêòà.
Ââåäèòå èìÿ êàòóøêè Green_Light
[Çåëåíûé_Ñâåò"].
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