ANDANDORANSI11000276-1-vsdNOTANSI11000276 V1 EN12.3.5.5 SignalsTable 241:A1A2_DC (3) Input signalsName Type Default Description089_OP BOOLEAN 0 089 is in open position089_CL BOOLEAN 0 089 is in closed positionS189G_OP BOOLEAN 0 S189G on bus section 1 is in open positionS189G_CL BOOLEAN 0 S189G on bus section 1 is in closed positionS289G_OP BOOLEAN 0 S289G on bus section 2 is in open positionS289G_CL BOOLEAN 0 S289G on bus section 2 is in closed positionS1DC_OP BOOLEAN 0 All disconnectors on bus section 1 are in open positionS2DC_OP BOOLEAN 0 All disconnectors on bus section 2 are in open positionVPS1_DC BOOLEAN 0 Switch status of disconnectors on bus section 1 are validVPS2_DC BOOLEAN 0 Switch status of disconnectors on bus section 2 are validEXDU_89G BOOLEAN 0 No transmission error from bays containing groundingswitches QC1 or QC2EXDU_BB BOOLEAN 0 No transmission error from bays with disconnectorsconnected to sections 1 and 2089C_EX1 BOOLEAN 0 External close condition for section disconnector 089089C_EX2 BOOLEAN 0 External close condition for section disconnector 089089O_EX1 BOOLEAN 0 External open condition for section disconnector 089089O_EX2 BOOLEAN 0 External open condition for section disconnector 089089O_EX3 BOOLEAN 0 External open condition for section disconnector 0891MRK 502 048-UUS A Section 12Control391Technical manual