Hitachi SJ700-4000HFU2 - Page 193

Chapter 4 Explanation of Functions
4-122
(vi) 05 command: This command reads the trip history data from the inverter.
- Transmission frame
Frame format
STX
Station No.
Command
BCC
CR
Description
Data size
Setting
STX
Control code (Start of TeXt)
1 byte
STX (0x02)
Station No.
Station number of control-target
inverter
2 bytes
01 to 32
Command
Command to be transmitted
2 bytes
05
BCC
Block check code
2 bytes
XOR of the items from "Station No." to "Data." See
Item (3) of this section.
CR
Control code (Carriage Return)
1 byte
CR (0x0D)
- Response frame
Frame format
STX
Station No.
Data
BCC
CR
Description
Data size
Setting
STX
Control code (Start of TeXt)
1 byte
STX (0x02)
Station No.
Station number of control-target
inverter
2 bytes
01 to 32
Data
Data monitored at tripping
440 bytes
See Note 9.
BCC
Block check code
2 bytes
XOR of the items from "Station No." to "Data." See
Item (3) of this section.
CR
Control code (Carriage Return)
1 byte
CR (0x0D)
Note 11: The inverter stores the data (trip history) on the last six times of tripping, together with the total trip count
(8 bytes).
Total trip count
Trip 1 data
・・・・・・
Trip 6 data
Monitoring item
Unit
Magnification
Data size
Remarks
Trip factor
-
-
8 bytes
Factor code
↑High-order bytes Low-order bytes↓
Inverter status A
-
-
8 bytes
04 command
See Note 7.
Inverter status B
-
-
8 bytes
Inverter status C
-
-
8 bytes
Output frequency
Hz
×10
8 bytes
Decimal ASCII code
Cumulative running time
hour
×1
8 bytes
Decimal ASCII code
Output current
A
×10
8 bytes
Decimal ASCII code
DC voltage
V
×10
8 bytes
Decimal ASCII code
Cumulative power-on time
hour
×1
8 bytes
Decimal ASCII code