ABB IM300-I Operational Manual page 100

 Master query:
For example:
Field Name
Slave Address
Function
CRC16Lo
CRC16Hi
 Sub-station response:
The length of the data-structure is 8 bytes:
Informat
Year
ion
Information byte:
The BIT7 and BIT6 bits denotes the status of remote signal, as shown in the
following table:
BIT7 BIT6
0 0
1 1
1 0
0 1
BIT0~BIT5 denote the number of remote signal: single 0-31
7 6
Retentio
Retention
n
15 14
Low
Low
power
frequency
factor of
of phase A
phase A
23 22
Low
Retain
power
Month Day
Remote signal from OFF to ON（0-->1）
Remote signal from ON to OFF（1-->0）
The limit alarm (0-->1) caused by this device
5 4
Retentio
Retention
n
13 12
Over low
frequency voltage of
of phase A phase A
21 20
Low
Retain
voltage of
IM300 Intelligent Power Monitoring Instrument
Example(HEX)
55（56）
DE（9E）
EF（EE）
Second and
Minu
Time high byte of
te
millisecond
Definition
Undefined
3 2
DI4 DI3
11 10
Over Over
voltage of current of
phase A phase A
19 18
Over Over
voltage of current of
98
2A
Low byte of
millisecond
1 0
DI2 DI1
9 8
The zero Over
current of ground
phase A current
17 16
The zero
Retain
current of