ProSoft Technology MVI69-103M - Manual (Page 110)

MVI69-103M ♦ CompactLogix or MicroLogix Platform Reference
IEC 60870-5-103 Master Communication Module
Page 110 of 131 ProSoft Technology, Inc.
November 3, 2008
Bytes Description Spec
1 COT
1 Common address of ASDU
1 Function Type
1 Information number
1 DPI (0 to 3) 7.2.6.5
2 RET (relative time) 7.2.6.15
2 FAN (fault number) 7.2.6.6
4 4-octet binary time 7.2.6.28
1 SIN 7.2.6.23
Type 3: Measurands l
Bytes Description Spec
1 Value of 3
1 i = value of 1, 2 or 4
1 COT
1 Common address of ASDU
1 Function Type
1 Information number
2 Current L
2
7.2.6.8
2 Voltage L
1 to
L
2
7.2.6.8
2 Active power P 7.2.6.8
2 Reactive power Q 7.2.6.8
ASD U3.1: i=1
ASDU 3.2: i=2
ASDU 3.3: i=4
ASDU 3.4: i=2 val1=I
N
and val2=V
EN
Type 4: Time-tagged measurands with relative time
Bytes Description Spec
1 Value of 4
1 0x81
1 COT
1 Common address of ASDU
1 Function Type
1 Information number
4 SCL (short-circuit location (real)) 7.2.6.20
2 RET (relative time) 7.2.6.15
2 FAN (fault number) 7.2.6.6
4 4-octet binary time 7.2.6.28