GE D60 Instruction Manual page 734

D.1 IEC 60870-5-104 PROTOCOL
Parameter in control direction
 <110> := Parameter of measured value, normalized value
 <111> := Parameter of measured value, scaled value
 <112> := Parameter of measured value, short floating point value
 <113> := Parameter activation
File transfer
 <120> := File Ready
 <121> := Section Ready
 <122> := Call directory, select file, call file, call section
 <123> := Last section, last segment
 <124> := Ack file, ack section
 <125> := Segment
 <126> := Directory (blank or X, available only in monitor [standard] direction)
Type identifier and cause of transmission assignments
D
(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
TYPE IDENTIFICATION
NO. MNEMONIC
<1> M_SP_NA_1
<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
D-4
CAUSE OF TRANSMISSION
1 2 3 4 5 6 7
X X
D60 Line Distance Protection System
PE_ME_NA_1
PE_ME_NB_1
PE_ME_NC_1
PE_AC_NA_1
F_FR_NA_1
F_SR_NA_1
F_SC_NA_1
F_LS_NA_1
F_AF_NA_1
F_SG_NA_1
C_CD_NA_1
20
8 9 10 11 12 13 to
36
X X X
APPENDIX D
37
to 44 45 46 47
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GE Multilin