Mitsubishi Electric FR-A700 Series Instruction Manual page 110
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Also See for FR-A700 Series:
- Instruction manual (826 pages) ,
- Technical manual (550 pages) ,
- Manual (104 pages)
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Parameter
Name
PU communication
124
CR/LF presence/
absence selection
RS-485
communication
331
station number
RS-485
communication
332
speed
RS-485
communication stop
333
bit length
RS-485
communication
334
parity check
selection
RS-485
communication
335
retry count
RS-485
communication
336
check time interval
RS-485
communication
337
waiting time setting
RS-485 communication
341
CR/LF selection
Communication
EEPROM write
342
selection
Communication
343
error count
Protocol selection
549
Incre
Initial
Range
ments
Value
0
Without CR/LF
1
With CR
1
1
2
With CR/LF
Set the inverter station number.
(same specifications as Pr. 117 ) When "1"
0 to 31
1
0
(Modbus-RTU protocol) is set in Pr. 551,
(0 to 247)
the setting range within parenthesis is
applied.
3, 6, 12, 24,
Used to select the communication speed.
1
96
48, 96, 192,
(same specifications as Pr. 118)
384
0, 1, 10, 11 Select stop bit length and data length.
1
1
(same specifications as Pr. 119)
Select the parity check specifications.
1
2
0, 1, 2
(same specifications as Pr. 120)
Set the permissible number of retries at
0 to 10,
1
1
occurrence of a data receive error. (same
9999
specifications as Pr. 121)
RS-485 communication can be made, but
0
the inverter will come to an alarm stop in
the NET operation mode.
0.1s
0s
0.1 to
Set the communication check time interval.
(same specifications as Pr. 122)
999.8s
9999
No communication check
Set
0 to 150ms,
1
9999
transmission to the inverter and response.
9999
(same specifications as Pr. 123)
Select presence/absence of CR/LF. (same
1
1
0, 1, 2
specifications as Pr. 124)
Parameter values written by
0
communication are written to the EEPROM
and RAM.
1
0
Parameter values written by
1
communication are written to the RAM.
Display the number of communication errors
during Modbus-RTU communication.
1
0
—
Read only.
Displayed only when Modbus-RTU
protocol is selected.
Mitsubishi inverter
0
(computer link)
protocol
1
0
Modbus-RTU
1
protocol
Description
the
waiting
time
between
After setting
change, reset
(switch power off,
then on) the
inverter.
The setting change
is reflected after a
reset.
Parameter List
All
Param
Param
param
eter
eter
eter
copy
clear
clear
: enabled
× : disabled
data
×
×
×
105
3
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