GE b30 - Page 521

CHAPTER 6: IEC 60870-5-104 COMMUNICATION INTEROPERABILITY DOCUMENT
UR FAMILY – COMMUNICATIONS GUIDE 6-5
6
Type identifier and cause of transmission assignments
(station-specific parameters)
In the following table:
– Shaded boxes are not required.
– Black boxes are not permitted in this companion standard.
– Blank boxes indicate functions or ASDU not used.
– ‘X’ if only used in the standard direction.
 <126> := Directory (blank or X, available only in monitor [standard] direction) C_CD_NA_1
Type identification Cause of transmission
No. Mnemonic 1234567891011121320
to
36
37
to
41
44 45 46 47
<1> M_SP_NA_1
X X XX X
<2> M_SP_TA_1
<3> M_DP_NA_1
<4> M_DP_TA_1
<5> M_ST_NA_1
<6> M_ST_TA_1
<7> M_BO_NA_1
<8> M_BO_TA_1
<9> M_ME_NA_1
<10> M_ME_TA_1
<11> M_ME_NB_1
<12> M_ME_TB_1
<13> M_ME_NC_1 X X X X
<14> M_ME_TC_1
<15> M_IT_NA_1 X X
<16> M_IT_TA_1
<17> M_EP_TA_1
<18> M_EP_TB_1
<19> M_EP_TC_1
<20> M_PS_NA_1
<21> M_ME_ND_1
PERIODIC, CYCLIC
BACKGROUND SCAN
SPONTANEOUS
INITIALIZED
REQUEST OR REQUESTED
ACTIVATION
ACTIVATION CONFIRMATION
DEACTIVATION
DEACTIVATION CONFIRMATION
ACTIVATION TERMINATION
RETURN INFO CAUSED BY LOCAL CMD
FILE TRANSFER
INTERROGATED BY GROUP <NUMBER>
REQUEST BY GROUP <N> COUNTER REQ
UNKNOWN TYPE IDENTIFICATION
UNKNOWN CAUSE OF TRANSMISSION
UNKNOWN COMMON ADDRESS OF ASDU
UNKNOWN INFORMATION OBJECT ADDR
UNKNOWN INFORMATION OBJECT ADDR