Mitsubishi Electric FR-D720-0.2K-G Instruction Manual page 215

Communication operation and setting
(6) MODBUS registers
The following shows the MODBUS registers for system environment variables (read/write), real time monitor items (read),
parameters (read/write), fault history data (read/write), and model information monitor items (read).
 System environment variable
Register
40002 Drive unit reset
40003 Parameter clear
40004 All parameter clear
40006 Parameter clear
40007 All parameter clear
Drive unit status/control input instruction 
40009
40010 Operation mode/drive unit setting
40014 Running speed (RAM value)
40015 Running speed (EEPROM value)

The communication parameter values are not cleared.

For write, set the data as a control input instruction.
For read, data is read as an drive unit operating status.

For write, set data as the operation mode setting.
For read, data is read as the operation mode status.
Drive unit status/control input instruction
<
Bit
Control input instruction
0 Stop command (Fixed)
Forward rotation command
1
Reverse rotation command
2
RH (high-speed operation
3
command (Variable))
RM (middle-speed operation
4
command (Variable))
RL (low-speed operation
5
command (Variable))
6
7 Second function selection (Fixed)
8 Terminal 4 input selection (Fixed)
9
10 Output stop (Fixed)
11
12
13
14
15

The signal is the initial setting. Definitions change according to the Pr. 180 to Pr. 182 (input terminal function selection) (refer to page 117).
Each assigned signal is valid or invalid depending on NET. (Refer to page 177.)

The signal is the initial setting. Definitions change according to the Pr. 190, Pr. 192 (output terminal function selection) (refer to page123).

Writing is available depending on the Pr. 79 and Pr. 340 setting. Refer to page 176 for details.
212
Definition
Definition
RUN (drive unit running 
During forward rotation (Fixed)
(Fixed)
During reverse rotation (Fixed)
(Fixed)
Up-to-speed (Fixed)
0 Speed detection (Fixed)
ABC (fault (Variable))
0
0
0
0
0
0
Read/write
Write
Write
Write
Write
Write
Read/write
Read/write
Read/write
Write
>
Drive unit status
(Variable))
Overload (Fixed)
0
0
0
0
0
0
0
0
Fault occurrence
Remarks
Any value can be written
Set H965A as a written value.
Set H99AA as a written value.
Set H5A96 as a written value.
Set HAA99 as a written value.
See below.
See below.
According to the Pr. 37 and Pr. 144 settings,
the selectable speed and frequency are in
0.01Hz increments.
Operation mode/drive unit setting
<
Mode Read Value
EXT H0000
PU H0001
EXT
H0002
JOG
PU
H0003
JOG
NET H0004
PU+EXT H0005
The restrictions depending on the operation
mode changes according to the computer
link specifications.
>
Written
Value
H0010 
H0011 
—
—
H0014
—