6F2S1931 (0.20)Centralized GRB200(Soft: 030, 031, 032, 033, 034)- 923 -[Legend]GI: General InterrogationType ID: Type IDentification1 : time-tagged message2 : time-tagged message with relative time3 : measurands I4 : time-tagged measurands with relative time5 : identification6 : time synchronization8 : general interrogation termination9 : measurands II10: generic data11: generic identification20: general command23: list of recorded disturbances26: ready for transmission for disturbance data27: ready for transmission of a channel28: ready for transmission of tags29: transmission of tags30: transmission of disturbance values31: end of transmissionCOT: Cause of Transmission1: spontaneous2: cyclic3: reset frame count bit (FCB)4: reset communication unit (CU)5: start / restart6: power on7: test mode8: time synchronization9: general interrogation10: termination of general interrogation11: local operation12: remote operation20: positive acknowledgement of command21: negative acknowledgement of command31: transmission of disturbance data40: positive acknowledgement of generic write command41: negative acknowledgement of generic write command42: valid data response to generic read command43: invalid data response to generic read command44: generic write confirmationFUN: Function typeDPI: Double-point InformationDCO: Double Command