Interoperability list according to IEC 60870-5-101 (master)

Function or ASDU is not used

Function or ASDU is used as specified (preferred option)

Function or ASDU is used in reverse mode

Function or ASDU is used in regular and reverse mode

System definition

Specifications for the control station (master)

Specifications for the controlled station

Point-to-point

Multipoint-partyline

Multiple point-to-point

Multipoint-star

100 bps

2400 bps

56000 bps

200 bps

4800 bps

64000 bps

300 bps

9600 bps

600 bps

19200 bps

1200 bps

38400 bps

Not available (only balanced transfer)

One octet

Two octets

Structured

Non structured

Balanced transfer

Unbalanced transfer

Maximum length L

255

Normed asssignment of ASDU type to class 2 data

Type identifier

Cause of transmission

Special assignment of ASDU type to class 2 data

Type identifier

Cause of transmission

An outstation may return class 1 data when polled for class 2 data if there is no class 2 data available (configuration parameter).

One octet

Two octets

One octet

Structured

Two octets

Non structured

Three octets

One octet

Two octets (with origin address).
Preset to 0, if origin address is not available.

<1> :=Single-point information

M_SP_NA_1

<2> := Single-point information with time tag

M_SP_TA_1

<3> := Double point information

M_DP_NA_1

<4> := Double point information with time tag

M_DP_TA_1

<5> := Step position information

M_ST_NA_1

<6> := Step position information with time tag

M_ST_TA_1

<7> := Bitstring of 32 bits

M_BO_NA_1

<7> := Bitstring of 32 bits with time tag

M_BO_TA_1

<9> := Measured value, normalized

M_ME_NA_1

<10> := Measured value, normalized value with time tag

M_ME_TA_1

<11> := Measured value, scaled value

M_ME_NB_1

<12> := Measured value, scaled value with time tag

M_ME_TB_1

<13> := Measured value, short floating point value

M_ME_NC_1

<14> := Measured value, short floating point value with time

M_ME_TC_1

<15> := Integrated totals

M_IT_NA_1

<16> := Integrated totals with time tag

M_IT_TA_1

<17> := Event of protection equipment with time tag

M_EP_TA_1

<18> := Packed start events of protection equipment with time tag

M_EP_TB_1

<19> := Packed output circuit information of protection equipment with time tag

M_EP_TC_1

<20> := Packed single-point information with status change detection

M_PS_NA_1

<21> := Measured value, normalized value without quantity descriptor

M_ME_ND_1

<30> := Single-point information with time tag CP56Time2a

M_SP_TB_1

<31> := Double-point information with time tag CP56Time2a

M_DP_TB_1

<32> := Step position information with time tag CP56Time2a

M_ST_TB_1

<33> := Bitstring of 32 bits with time tag CP56Time2a

M_BO_TB_1

<34> := Measured value, normalized value with time tag CP56Time2a

M_ME_TD_1

<35> := Measured value, scaled value with time tag CP56Time2a

M_ME_TE_1

<36> := Measured value, short floating point value with time tag CP56Time2a

M_ME_TF_1

<37> := Integrated totals with time tag CP56Time2a

M_IT_TB_1

<38> := Event of protection equipment with time tag CP56Time2a

M_EP_TD_1

<39> := Packed start events of protection equipment with time tag CP56Time2a

M_EP_TE_1

<40> := Packed output circuit information of protection equipment with time tag CP56Time2a

M_EP_TF_1

<45> := Single command

C_SC_NA_1

<46> := Double command

C_DC_NA_1

<47> := Regulating step command

C_RC_NA_1

<48> := Set point command, normalized value

C_SE_NA_1

<49> := Set point command, scaled value

C_SE_NB_1

<50> := Set point command, short floating point value

C_SE_NC_1

<51> := Bitstring of 32 bits

C_BO_NA_1

<58> := Single command with time tag CP56Time2a

C_SC_TA_1

<59> := Double commandwith time tag CP56Time2a

C_DC_TA_1

<60> := Regulating step command with time tag CP56Time2a

C_RC_TA_1

<61> := Set point command, normalized value with time tag CP56Time2a

C_SE_TA_1

<62> := Set point command, scaled value with time tag CP56Time2a

C_SE_TB_1

<63> := Set point command, short floating point value with time tag CP56Time2a

C_SE_TC_1

<64> := Bitstring of 32 bits with time tag CP56Time2a

C_BO_TA_1

<70> := End of initialization

M_EI_NA_1

<100> := Interrogation command

C_IC_NA_1

<101> := Counter interrogation command

C_CI_NA_1

<102> := Read command

C_RD_NA_1

<103> := Clock synchronization command

C_CS_NA_1

<104> := Test command

C_TS_NA_1

<105> := Reset process command

C_RP_NA_1

<106> := Delay acquisition command

C_CD_NA_1

<107> := Test command with time tagCP56Time2a

C_TS_TA_1

<110> := Parameter of measured values, normalized value

P_ME_NA_1

<111> := Parameter of measured values, scaled value

P_ME_NB_1

<112> := Parameter of measured values, short floating point value

P_ME_NC_1

<113>:= Parameter activation

P_AC_NA_1

<120>:= File ready

F_FR_NA_1

<121>:= Section ready

F_SR_NA_1

<122> := Call directory, select file, call file, call section

F_SC_NA_1

<123> := Last section, last segment

F_LS_NA_1

<124> := Ack file, ack section

F_AF_NA_1

<125>:= Segment

F_SG_NA_1

<126> := Directory (blank or X, available only in monitor [standard] direction)

F_DR_TA_1

Shaded

Function or ASDU are not required.

Empty

Function or ASDU is not used.

Only used in standard direction

Only used in reverse direction

Used in both directions

<0>

Not used

<1>

Periodic, cyclic

<2>

Background scan

<3>

Spontaneous

<4>

Initialized

<5>

Request or requested

<6>

Activation (ACT)

<7>

Activation confirmation (ACTCON)

<8>

Deactivation (DEACT)

<9>

Deactivation confirmation (DEACTCON)

<10>

Activation termination (ACTTERM)

<11>

Return information caused by a remote command

<12>

Return information caused by a local command

<13>

File transfer

<20..36>

General interrogation

<37..41>

Counter interrogation

<44>

Unknown type identification

<45>

Unknown cause of transmission

<46>

Unknown address of ASDU

<47>

Unknown information object address

<1>

<2>

<3>

<4>

<5>

<6>

<7>

<8>

<9>

<10>

<11>

<12>

<13>

<20..36>

<37..41>

<44>

<45>

<46>

<47>

p
e
r
/
c
y
c

b
a
c
k

s
p
o
n
t

i
n
i
t

r
e
q

a
c
t

a
c
t
c
o
n

d
e
a
c
t

d
e
a
c
t
c
o
n

a
c
t
t
e
r
m

r
e
t
r
e
m

r
e
t
l
o
c

f
i
l
e

i
n
r
o

r
e
q
c
o

u
n
k
n
o
w
n
t
y
p
e

u
n
k
n
o
w
n
C
O
T

u
n
k
n
o
w
n
C
A
A

u
n
k
n
o
w
n
I
O
A

<1>

M_SP_NA_1

X

X

X

X

<2>

M_SP_TA_1

X

X

<3>

M_DP_NA_1

X

X

X

X

<4>

M_DP_TA_1

X

X

<5>

M_ST_NA_1

X

X

X

X

<6>

M_ST_TA_1

X

<7>

M_BO_NA_1

X

X

X

<8>

M_BO_TA_1

X

<9>

M_ME_NA_1

X

X

X

X

<10>

M_ME_TA_1

X

<11>

M_ME_NB_1

X

X

X

X

<12>

M_ME_TB_1

X

<13>

M_ME_NC_1

X

X

X

X

<14>

M_ME_TC_1

X

<15>

M_IT_NA_1

X

X

<16>

M_IT_TA_1

X

X

<17>

M_EP_TA_1

X

<18>

M_EP_TB_1

X

<19>

M_EP_TC_1

X

<20>

M_PS_NA_1

X

X

X

X

<21>

M_ME_ND_1

X

X

X

X

<30>

M_SP_TB_1

X

X

<31>

M_DP_TB_1

X

X

<32>

M_ST_TB_1

X

X

<33>

M_BO_TB_1

X

<34>

M_ME_TD_1

X

<35>

M_ME_TE_1

X

<36>

M_ME_TF_1

X

<37>

M_IT_TB_1

X

X

<38>

M_EP_TD_1

X

<39>

M_EP_TE_1

X

<40>

M_EP_TF_1

X

<45>

C_SC_NA_1

X

X

X

X

X

X

X

X

X

<46>

C_DC_NA_1

X

X

X

X

X

X

X

X

X

<47>

C_RC_NA_1

<48>

C_SE_NA_1

X

X

X

X

X

X

X

X

X

<49>

C_SE_NB_1

X

X

X

X

X

X

X

X

X

<50>

C_SE_NC_1

X

X

X

X

X

X

X

X

X

<51>

C_BO_NA_1

X

X

X

X

X

X

X

X

X

<58>

C_SC_TA_1

X

X

X

X

X

X

X

X

X

<59>

C_DC_TA_1

X

X

X

X

X

X

X

X

X

<60>

C_RC_TA_1

<61>

C_SE_TA_1

X

X

X

X

X

X

X

X

X

<62>

C_SE_TB_1

X

X

X

X

X

X

X

X

X

<63>

C_SE_TC_1

X

X

X

X

X

X

X

X

X

<64>

C_BO_TA_1

X

X

X

X

X

X

X

X

X

<70>

M_EI_NA_1

X

<100>

C_IC_NA_1

X

X

X

X

X

X

X

X

X

<101>

C_CI_NA_1

X

X

X

X

X

X

X

<102>

C_RD_NA_1

<103>

C_CS_NA_1

X

X

X

X

X

X

X

<104>

C_TS_NA_1

X

X

X

X

X

X

<105>

C_RP_NA_1

<106>

C_CD_NA_1

<107>

C_TS_TA_1

<110>

P_ME_NA_1

X

X

X

X

<111>

P_ME_NB_1

X

X

X

X

<112>

P_ME_NC_1

X

X

X

X

<113>

P_AC_NA_1

X

X

X

X

<120>

F_FR_NA_1

X

X

X

X

<121>

F_SR_NA_1

X

X

X

X

<122>

F_SC_NA_1

X

X

X

X

<123>

F_LS_NA_1

X

X

X

X

<124>

F_AF_NA_1

X

X

X

X

<125>

F_SG_NA_1

X

X

X

X

<126>

F_DR_TA_1

Remote initialization

Cyclic data transmission

Read procedure

Spontaneous transmission

Single point information M_SP_NA_1, M_SP_TA_1, M_SP_TB_1 und M_SP_NA_1

Double point information M_DP_NA_1, M_DP_TA_1 und M_DP_TB_1

Step position information M_ST_NA_1, M_ST_TA_1 und M_ST_TB_1

Bitstring of 32 bits M_BO_NA_1, M_BO_TA_1 und M_BO_TB_1

Measured value, normalized valueM_ME_NA_1, M_ME_TA_1, M_ME_ND_1 und M_ME_TD_1

Measured value, scaled valueM_ME_NB_1, M_ME_TB_1 und M_ME_TE_1

Measured value, short floating point numberM_ME_NC_1, M_ME_TC_1 und M_ME_TF_1

Global

Group 1

Group 2

Group 3

Group 4

Group 5

Group 6

Group 7

Group 8

Group 9

Group 10

Group 11

Group 12

Group 13

Group 14

Group 15

Group 16

Clock synchronization

Direct command transmission

Direct setpoint command transmission

Command .selection and execution

Setpoint command .selection and execution

C_SE ACTTERM used

No additional definition

Short pulse duration(duration determined by a system parameter in the outstation)

Long pulse duration(duration determined by a system parameter in the outstation)

Persistent output

Supervision of maximum delay in command direction of commands and setpoint commands

Maximum allowable delay of commands and setpoint commands

Counter read

Counter freeze without reset

Counter freeze with reset

Counter reset

General counter request

Request counter group 1

Request counter group 2

Request counter group 3

Request counter group 4

Mode A:Local freeze with spontaneous transmission

Mode B:Local freeze with counter interrogation

Mode C:Freeze and transmit by counter-interrogation commands

Modus D:Freeze by counter-interrogation command, frozen values reported simultaneously

Threshold value

Smoothing factor

Lower limit value for transmission of measured values

High limit value for transmission of measured values

Activation/deactivation of cyclic or periodic transmission of the addressed object

Test procedure

Transparent file

Transmission of event sequences

Transmission of disturbance data of protection equipment

Transmission of sequences of recorded analog values

Transparent file

Background scan

Telegram run time acquisition