YASKAWA G7 Series - Page 171

User Parameter Tables
5-59
MODBUS Communications: H5
User parameters for MODBUS communications are shown in the following table.
* If H5-01 is set to zero, then the drive will be unable to respond to Modbus communication.
Parameter
Number
Name
Description
Setting
Range
Factory
Setting
Change
during
Operation
Control Methods
MODBUS
Register
Display
V/f
V/f
with
PG
Open
Loop
Vector
1
Flux
Vector
Open
Loop
Vector
2
H5-01
Drive Node
Address
Selects Drive station node
number (address) for Modbus
terminals R+, R-, S+, S-. The
Drive's power must be cycled
for the setting to take effect.
0 to 20
*
1F No A A A A A 425H
Serial
Comm Adr
H5-02
Communication
Speed
Selection
Selects the baud rate for
Modbus terminals R+, R-, S+
and S-. The Drive's power
must be cycled for the setting
to take effect.
0: 1200 bps
1: 2400 bps
2: 4800 bps
3: 9600 bps
4: 19200 bps
0 to 4 3 No A A A A A 426H
Serial Baud
Rate
H5-03
Communication
Parity
Selection
Selects the communication
parity for Modbus terminals
R+, R-, S+ and S-. The Drive's
power must be cycled for the
setting to take effect.
0: No Parity
1: Even Parity
2: Odd Parity
0 to 2 0 No A A A A A 427H
Serial Com
Sel
H5-04
Stopping
Method
After
Communication
Error
Selects the stopping method
when a communication
timeout fault (CE) is detected.
0: Ramp to Stop
1: Coast to Stop
2: Fast-Stop
3: Alarm Only
0 to 3 3 No A A A A A 428H
Serial Fault
Sel
H5-05
Communication
Fault
Detection
Selection
Enables or disables the
communications timeout fault
(CE).
0: Disabled - A communication
loss will not cause a
communication fault.
1: Enabled - If communication
is lost for more than 2
seconds, a CE fault will
occur.
0 to 1 1 No A A A A A 429H
Serial Flt
Dtct
H5-06
Drive
Transmit
Wait Time
Set the delay time from when
the Drive receives data to when
the Drive sends data.
5 to 65 5ms No A A A A A 42AH
Transmit
WaitTIM
H5-07
RTS
Control
Selection
Enables or disables "request to
send" (RTS) control:
0: Disabled - RTS is always on
1: Enabled - RTS turns on
only when sending
0 to 1 1 No A A A A A 42BH
RTS
Control Sel
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