Standard IEC 60870-5-103 data types

M_TYPEUNDEF_3

C_TYPEUNDEF_3

0

0x00

Not used

M_TTM_TA_3

-

1

0x01

Time-tagged message

M_TMR_TA_3

-

2

0x02

Time-tagged message with relative time

M_MEI_NA_3

-

3

0x03

Measurands I

M_TME_TA_3

-

4

0x04

Time-tagged measurands with relative time

M_IRC_NA_3

-

5

0x05

Identification

M_SYN_TA_3

C_SYN_TA_3

6

0x06

Time synchronisation

-

C_IGI_NA_3

7

0x07

Initialization of general interrogation

M_TGI_NA_3

-

8

0x08

General interrogation

M_MEII_NA_3

-

9

0x09

Measurands II

M_GD_XA_3

C_GD_NA_3

10

0x0A

Generic data

M_GI_XA_3

-

11

0x0B

Generic identification

-

-

12..19

0x0C..0x13

Reserved (standard area)

-

C_GRC_NA_3

20

0x14

General command

-

C_GC_NA_3

21

0x15

Generic command

-

-

22

0x16

Reserved (standard area)

M_LRD_TA_3

-

23

0x17

List of recorded disturbances

-

C_ODT_NA_3

24

0x18

Order for disturbance data transmission

-

C_ADT_NA_3

25

0x19

Acknowledgement for disturbance data transmission

M_RTD_TA_3

-

26

0x1A

Ready for transmission of disturbance data

M_RTC_NA_3

-

27

0x1B

Ready for transmission of channel

M_RTT_NA_3

-

28

0x1C

Ready for transmission of tags

M_TOT_NA_3

-

29

0x1D

Transmission of tags

M_TOV_NA_3

-

30

0x1E

Transmission of disturbance values

M_EOT_NA_3

-

31

0x1F

End of transmission

-

-

32..255

0x1F..0xFF

Reserved (user defined area)