M_MEI_NA_3

Measurands I.

- obj

ASDU object

|---

+ head

Reserved

|---

- ident

DATA UNIT IDENTIFIER

|

|---

eType

= 0x3 (3)

= M_MEI_NA_3

Type identification

|

|---

bSQ

= FALSE

Sequence of information objects

|

|---

nObj

= i

Number of objects

|

|---

eCOT

Cause of transmission

|

|---

asduAddr

Common address of asdu

|

|---

eClass

Fifo priority class

|---

- info

INFORMATION OBJECT

|---

fc

Function code/type

|---

n

Information number

|---

stream

Information element/object data

|---

length

= 8 * i

|---

data

7

6

5

4

3

2

1

0

|---

data[0] =

RES

ER

OV

MEA = Measurand with quality descriptor

|---

data[1] =

MVAL

Current L2

|---

data[2] =

RES

ER

OV

MEA = Measurand with quality descriptor

|---

data[3] =

MVAL

Voltage L1-L2

|---

data[4] =

RES

ER

OV

MEA = Measurand with quality descriptor

|---

data[5] =

MVAL

Active power P

|---

data[6] =

RES

ER

OV

MEA = Measurand with quality descriptor

|---

data[7] =

MVAL

Reactive power Q

|---

data[8..IEC870_MAX_ASDU_DATA_BYTE] =

Reserved