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(6) Modbus registers
System environment variable
Register
40002
Inverter reset
40003
Parameter clear
40004
All parameter clear
40006
Parameter clear
40007
All parameter clear
40009
Inverter status/control input instruction
40010
Operation mode/inverter setting
40014
Running frequency (RAM value)
40015
Running frequency (EEPROM value)
*1
The communication parameter values are not cleared.
*2
For write, set the data as a control input instruction. For read, data is read as an inverter operating status.
*3
For write, set data as the operation mode setting. For read, data is read as the operation mode status.
<Inverter status/control input instruction>
Bit
Control input instruction
0
Stop command
1
Forward rotation command
2
Reverse rotation command
3
RH (high speed operation command)
4
RM (middle speed operation command)
5
RL (low speed operation command)
6
JOG (Jog operation)
7
RT (second function selection)
8
AU (current input selection)
9
(selection of automatic restart after
instantaneous power failure)
10
MRS (output stop)
11
STOP (start self-holding)
12
RES (reset)
13
14
15
*1
The signal within parentheses is the initial setting. The description changes depending on the setting of Pr. 180 to Pr. 189 (input
terminal function selection) (page124).
Each assigned signal is valid or invalid depending on NET. (Refer to page 206)
*2
The signal within parentheses is the initial setting. The description changes depending on the setting of Pr. 190 to Pr. 196 (output
terminal function selection) (page130).
Definition
*1
*1
*2
*3
Definition
RUN (inverter running)
SU (up to frequency)
*1
*1
IPF (instantaneous power failure)
*1
FU (frequency detection)
*1
*1
*1
CS
*1
*1
*1
*1
0
0
0
Communication operation and setting
Read/Write
Write
Any value can be written
Write
Set H965A as a written value.
Write
Set H99AA as a written value.
Write
Set H5A96 as a written value.
Write
Set HAA99 as a written value.
Read/write
See below.
Read/write
See below.
Read/write
According to the Pr. 37 and Pr. 144 settings, the
frequency and selectable speed are in 1r/min
Write
increments.
<Operation mode/inverter setting>
Inverter status
*2
Forward rotation
Reverse rotation
*2
OL (overload)
*2
*2
*2
ABC1 (fault)
*2
⎯
ABC2 (
)
*2
0
0
The restrictions depending on the
0
operation mode changes according
0
to the computer link specifications.
0
0
Fault occurrence
Remarks
Read
Written
Mode
Value
Value
EXT
H0000
H0010 *
PU
H0001
H0011 *
EXT
⎯
H0002
JOG
PU
⎯
H0003
JOG
NET
H0004
H0014
PU+
⎯
H0005
EXT
*
Writing is available depending on the
Pr. 79 and Pr. 340 setting. Refer to
page 205 for details.
4
243
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