10-29
Param-
eter
No.
Ref-
er-
ence
page
Changes
during
opera-
tion
Default
setting
Unit
of
set-
ting
Set-
ting
range
DescriptionNameRegis-
ter No.
(Hex)
n151 0197 RS-422/485
communica-
tions time-
over detec-
tion selection
The set value in the parameter deter-
mines whether communications time-
over detection will be performed with
“CE” displayed if there is an interval
of more than 2 s between normal
communications and how the
detected communications time-over
will be processed.
0: Detects time-over, fatal error, and
the Inverter coasts to a stop.
1: Detects time-over, detects fatal
error, and the Inverter decelerates
to a stop in deceleration time 1.
2: Detects time-over, detects fatal
error, and the Inverter decelerates
to a stop in deceleration time 2.
3: Detects time-over, detects nonfatal
error warning, and the Inverter
continues operating.
4: No time-over is detected.
0 to 4 1 0 No 7-2
n152 0198 RS-422/485
communica-
tions fre-
quency refer-
ence/display
unit selection
Sets the unit of frequency reference
and frequency-related values to be
set or monitored through communica-
tions.
0: 0.1 Hz
1: 0.01 Hz
2: Converted value based on 30,000
as max. frequency
3: 0.1% (Max. frequency: 100%)
0 to 3 1 0 No 7-3
n153 0199 RS-422/485
communica-
tions Slave
address
Set this parameter to the Slave
address (Slave unit number) for com-
munications.
00: Broadcast message (with the
communications function disabled)
01 to 32: Slave address
00 to
32
1 00 No 7-3
n154 019A RS-422/485
baud rate
selection
Select the communications baud rate.
0: 2,400 bps
1: 4,800 bps
2: 9,600 bps
3: 19,200 bps
0 to 3 1 2 No 7-4
n155 019B RS-422/485
parity selec-
tion
Select the parity check function for
communications data.
0: Even
1: Odd
2: No parity
0 to 2 1 0 No 7-4
n156 019C RS-422/485
send wait
time
Sets the time to wait for a response
after the DSR (data-send-request)
message is received from the Master.
10 to
65
1 ms 10 No 7-4
List of Parameters Chapter 10
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