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Related Parameters
Param-
eter
Number
b1-01
Operation method selection
b1-02
H5-01
H5-02
Communications parity selec-
H5-03
Communication error detec-
H5-04
Communications error detec-
H5-05
H5-06
H5-07
* Set H5-01 to 0 to disable Inverter responses to RS-422A/485 communications.
RS-422A/485 communications can perform the following operations regardless of the settings in b1-01 and
b1-02.
•
Monitoring operation status of the inverter
Setting and reading parameters
•
Resetting errors
•
Inputting multi-function commands
•
IMPORTANT
-54
6
Name
LCD Display
Reference selection
Set the frequency reference input method
0: Digital Operator
1: Control circuit terminal (analog input)
2: RS-422A/485 communications
Reference Source
3: Option Card
Set the run command input method
0: Digital Operator
1: Control circuit terminal (sequence input)
2: RS-422A/485 communications
RunSource
3: Option Card
Slave address
Set the Inverter station address [hex].
Serial Comm Adr
Set the baud rate for 6CN RS-422A/485 communications.
Baud rate selection
0: 1200 bps
1: 2400 bps
2: 4800 bps
Serial Baud Rate
3: 9600 bps
4: 19200 bps
Set the parity for 6CN RS-422A/485 communications.
tion
0: No parity
1: Even parity
Serial Comm Sel
2: Odd parity
Set the stopping method for communications errors.
tion selection
0: Deceleration to stop using deceleration time in C1-02
1: Coast to a stop
Serial Fault Sel
2: Emergency stop using deceleration time in C1-02
3: Continue operation
Set whether or not a communications timeout is to be
tion selection
detected as a communications error.
0: Do not detect
Serial Flt Dtct
1: Detect
Send wait time
Set the time from the Inverter receiving data to when the
Inverter starts to send.
Transmit wait TIM
RTS control ON/OFF
Select to enable or disable RTS control.
0: Disabled (RTS is always ON)
RTS Control Sel
1: Enabled (RTS turns ON only when sending)
An OR operation is performed between the multi-function commands input from the PLC and commands
input from multi-function contact input terminals S3 to S7.
Setting
Description
Range
0 to 3
0 to 3
0 to 20
0 to 4
0 to 2
0 to 3
0 or 1
5 to 65
ms
0 or 1
Change
Factory
during
Access
Setting
Opera-
Level
tion
1
No
Q
1
No
Q
1F
No
A
3
No
A
0
No
A
3
No
A
1
No
A
5 ms
No
A
1
No
A
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Troubleshooting
