D.1 IEC 60870-5-104 PROTOCOL
Parameter in control direction
Ë
<110> := Parameter of measured value, normalized value
Ë
<111> := Parameter of measured value, scaled value
Ë
<112> := Parameter of measured value, short floating point value
Ë
<113> := Parameter activation
File transfer
Ë
<120> := File Ready
Ë
<121> := Section Ready
Ë
<122> := Call directory, select file, call file, call section
Ë
<123> := Last section, last segment
Ë
<124> := Ack file, ack section
Ë
<125> := Segment
Ë
<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
D-4
CAUSE OF TRANSMISSION
1
2
3
4
5
6
7
X
X
C60 Breaker Management Relay
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
41
GE Multilin