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
1
2
3
4
5
6
7
8
9
10 11 12 13 20
to
36
37
to
41
44 45 46 47
<1>
M_SP_NA_1
X
X
X
X
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, C
Y
C
L
IC
B
ACKGROUND
SC
AN
SPONT
AN
EOUS
INITI
A
LIZ
E
D
RE
QUEST OR
REQUESTED
AC
T
IVA
TI
ON
A
C
TIVAT
ION CONFIR
MATION
DEA
C
T
IV
AT
IO
N
D
E
A
C
TIVA
TIO
N
CO
NFI
R
MATIO
N
A
C
TIVAT
ION TERMIN
ATION
R
E
T
URN
INFO CAU
SED
BY LOCAL
CMD
F
ILE T
RANSF
E
R
IN
TERROGATED
BY GR
OUP <NU
M
BER>
RE
QUEST
BY
GROUP <N> COUNTER RE
Q
U
NKNOWN TYPE IDEN
TIFIC
A
TION
U
NKNOWN CAU
SE OF
TRAN
SMISSION
U
NKNOWN COMMON ADDR
ESS OF
ASDU
U
NKNOWN INFORMA
T
ION OBJECT AD
DR
U
NKNOWN INFORMA
T
ION OBJECT AD
DR