6-6 UR FAMILY – COMMUNICATIONS GUIDEINTEROPERABILITY DOCUMENT CHAPTER 6: IEC 60870-5-104 COMMUNICATION6<30> M_SP_TB_1 X X X<31> M_DP_TB_1<32> M_ST_TB_1<33> M_BO_TB_1<34> M_ME_TD_1<35> M_ME_TE_1<36> M_ME_TF_1<37> M_IT_TB_1 X X<38> M_EP_TD_1<39> M_EP_TE_1<40> M_EP_TF_1<45> C_SC_NA_1 X X X X X<46> C_DC_NA_1<47> C_RC_NA_1<48> C_SE_NA_1<49> C_SE_NB_1<50> C_SE_NC_1<51> C_BO_NA_1<58> C_SC_TA_1 X X X X X<59> C_DC_TA_1<60> C_RC_TA_1<61> C_SE_TA_1<62> C_SE_TB_1<63> C_SE_TC_1<64> C_BO_TA_1<70> M_EI_NA_1*) X<100> C_IC_NA_1 X X X X X<101> C_CI_NA_1 X X X<102> C_RD_NA_1 X<103> C_CS_NA_1 X X X<104> C_TS_NA_1Type identification Cause of transmissionNo. Mnemonic 1 2 3 4 5 6 7 8 9 10 11 12 13 20to3637to4144 45 46 47PERIODIC, CYCLICBACKGROUND SCANSPONTANEOUSINITIALIZEDREQUEST OR REQUESTEDACTIVATIONACTIVATION CONFIRMATIONDEACTIVATIONDEACTIVATION CONFIRMATIONACTIVATION TERMINATIONRETURN INFO CAUSED BY LOCAL CMDFILE TRANSFERINTERROGATED BY GROUP REQUEST BY GROUP COUNTER REQUNKNOWN TYPE IDENTIFICATIONUNKNOWN CAUSE OF TRANSMISSIONUNKNOWN COMMON ADDRESS OF ASDUUNKNOWN INFORMATION OBJECT ADDRUNKNOWN INFORMATION OBJECT ADDR