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