B Parameter Table
YASKAWA ELECTRIC TOEP C710616 38H YASKAWA AC Drive-L1000A Quick Start Guide 189
■ H5: MEMOBUS/Modbus Serial Communication
Note: The settings for MEMOBUS/Modbus communications become effective when the drive is restarted.
No. Name Description Setting
H5-01
<14>
<14> If this parameter is set to 0, the drive will be unable to respond to MEMOBUS/Modbus commands.
Drive Node Address
Selects drive station node number (address) for MEMOBUS/Modbus terminals R+,
R-, S+, S-. Cycle power for the setting to take effect.
Default: 1
Min: 0
Max: FF
H5-02
Communication Speed
Selection
0: 1200 bps
1: 2400 bps
2: 4800 bps
3: 9600 bps
4: 19200 bps
5: 38400 bps
6: 57600 bps
7: 76800 bps
8: 115200 bps
Cycle power for the setting to take effect.
Default: 3
Min: 0
Max: 8
H5-03
Communication Parity
Selection
0: No parity
1: Even parity
2: Odd parity
Cycle power for the setting to take effect.
Default: 0
Min: 0
Max: 2
H5-04
Stopping Method After
Communication Error (CE)
0: Ramp to stop
1: Coast to stop
2: Fast Stop
3: Alarm only
Default: 3
Min: 0
Max: 3
H5-05
Communication Fault
Detection Selection
0: Disabled
1: Enabled. If communication is lost for more than two seconds, a CE fault will occur.
Default: 1
Min: 0
Max: 1
H5-06 Drive Transmit Wait Time Sets the wait time between receiving and sending data.
Default: 5 ms
Min: 5 ms
Max: 65 ms
H5-07 RTS Control Selection
0: Disabled. RTS is always on.
1: Enabled. RTS turns on only when sending.
Default: 1
Min: 0
Max: 1
H5-09
Communication Fault
Detection Time
Sets the time required to detect a communications error. Adjustment may be needed
when networking several drives.
Default: 2.0 s
Min: 0.0 s
Max: 10.0 s
H5-10
Unit Selection for
MEMOBUS/Modbus
Register 0025H
0: 0.1 V units
1: 1 V units
Default: 0
Min: 0
Max: 1
H5-11
Communications ENTER
Function Selection
0: Drive requires an Enter command before accepting any changes to parameter
settings.
1: Parameter changes are activated immediately without the Enter command.
Default: 0
Min: 0
Max: 1
TOEP_C710616_38H_7_0.book 189 ページ ２０１５年１１月１１日 水曜日 午後７時４０分
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