Hitachi SJ700D-004L Instruction Manual page 192

Chapter 4
(v) 04 command: This command reads the status of the inverter.
- Transmission frame
Frame format
STX Station No.
STX Control code (Start of TeXt)
Station number of control-target
Station No.
inverter
Command Command to be transmitted
BCC Block check code
CR Control code (Carriage Return)
- Response frame
Frame format
STX Station No.
STX Control code (Start of TeXt)
Station number of control-target
Station No.
inverter
Data Data
BCC Block check code
CR Control code (Carriage Return)
Note 10: The data indicating the status of the inverter consists of the following three status elements (A, B, and C):
Data
Status A Status B
Inverter status A
Code Status
00 Initial status
01
02 Stopping
03 Running
04 Free-run stop (FRS) in progress
05 Jogging (JG) in progress
06 DC braking (DB) in progress
07 Retry in progress
08 Tripping
09 Undervoltage (UV) status
Command BCC
Description
Data BCC
Description
Status C 00 (reserved)
Inverter status B
Code
00
01
02
Explanation of Functions
CR
Data size
1 byte STX (0x02)
2 bytes 01 to 32
2 bytes 04
XOR of the items from "Station No." to "Data." See
2 bytes
Item (3) of this section.
1 byte CR (0x0D)
CR
Data size
1 byte STX (0x02)
2 bytes 01 to 32
8 bytes See Note 8.
XOR of the items from "Station No." to "Data." See
2 bytes
Item (3) of this section.
1 byte CR (0x0D)
Status
Stopping
Running
Tripping
4-121
Setting
Setting
Inverter status C
Code Status
00 ---
01 Stopping
02 Decelerating
03 Constant-speed operation
04 Accelerating
05 Forward operation
06 Reverse operation
07 Switching forward operation
to reverse operation
08 Switching reverse operation
to forward operation
09 Starting forward operation
10 Starting reverse operation