14.2.7.3 Function blockIEC05000350-2-en.vsdABC_BCQA1_OPQA1_CLQB1_OPQB1_CLQB2_OPQB2_CLQB7_OPQB7_CLQB20_OPQB20_CLQC1_OPQC1_CLQC2_OPQC2_CLQC11_OPQC11_CLQC21_OPQC21_CLQC71_OPQC71_CLBBTR_OPBC_12_CLVP_BBTRVP_BC_12EXDU_ESEXDU_12EXDU_BCQA1O_EX1QA1O_EX2QA1O_EX3QB1_EX1QB1_EX2QB1_EX3QB2_EX1QB2_EX2QB2_EX3QB20_EX1QB20_EX2QB7_EX1QB7_EX2QA1OPRELQA1OPITLQA1CLRELQA1CLITLQB1RELQB1ITLQB2RELQB2ITLQB7RELQB7ITLQB20RELQB20ITLQC1RELQC1ITLQC2RELQC2ITLQB1OPTRQB1CLTRQB220OTRQB220CTRQB7OPTRQB7CLTRQB12OPTRQB12CLTRBC12OPTRBC12CLTRBC17OPTRBC17CLTRBC27OPTRBC27CLTRVPQB1TRVQB220TRVPQB7TRVPQB12TRVPBC12TRVPBC17TRVPBC27TRIEC05000350 V2 ENFigure 316: ABC_BC function blockSection 14 1MRK502052-UEN BControl660Technical manual