Hitachi SJ700-4000HFU2 - Page 191

Chapter 4 Explanation of Functions
4-120
(iv) 03 command: This command reads all monitored 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
03
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
104 bytes
See Note 7.
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 7: Monitored data
Monitoring item
Unit
Magnifica-
tion
Data size
Description
Output frequency
Hz
×100
8 bytes
Decimal ASCII code
↑ High-order bytes Low-order bytes ↓
Output current
A
×10
8 bytes
Decimal ASCII code
Rotation direction
-
-
8 bytes
"0" stopping, "1" (forward rotation), or "2" (reverse
rotation)
PID feedback data
%
×100
8 bytes
Decimal ASCII code
Intelligent input terminal
-
-
8 bytes
See Note 7.
Intelligent output terminal
-
-
8 bytes
See Note 8.
Frequency conversion
-
×100
8 bytes
Decimal ASCII code
Output torque
%
×1
8 bytes
Decimal ASCII code
Output voltage
V
×10
8 bytes
Decimal ASCII code
Electric power
kW
×10
8 bytes
Decimal ASCII code
-
-
-
8 bytes
Always "00000000" (reserved for data storage)
Cumulative running time
h
×1
8 bytes
Decimal ASCII code
Cumulative power-on time
h
×1
8 bytes
Decimal ASCII code
Note 8: Monitoring of intelligent input terminals Note 8: Monitoring of intelligent output terminals
Terminal
Data
Terminal
Data
Terminal 1
00000001
Terminal 11
00000001
Terminal 2
00000002
Terminal 12
00000002
Terminal 3
00000004
Terminal 13
00000004
Terminal 4
00000008
Terminal 14
00000008
Terminal 5
00000010
Terminal 15
00000010
Terminal 6
00000020
Relay terminal
00000020
Terminal 7
00000040
Terminal 8
00000080
FW terminal
00000100