YASKAWA U1000 Series Technical Manual page 506

B.3 Parameter Table
H5: MEMOBUS/Modbus Serial Communication
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Note: The settings for MEMOBUS/Modbus communications become effective when the drive is restarted.
No.(Addr.) Name
H5-01
(425H) Drive Slave Address
<32>
H5-02
Communication Speed Selection
(426H)
H5-03
Communication Parity Selection
(427H)
H5-04 Stopping Method After
(428H) Communication Error (CE)
H5-05 Communication Fault Detection
(429H) Selection
H5-06
Drive Transmit Wait Time
(42AH)
H5-07
RTS Control Selection
(42BH)
H5-09 Communication Fault Detection
(435H) Time
H5-10 Unit Selection for MEMOBUS/
(436H) Modbus Register 0025H
H5-11 Communications ENTER Function
(43CH) Selection
H5-12
Run Command Method Selection
(43DH)
H5-17 Operation Selection when Unable
(11A1H) to Write into EEPROM
H5-18 Filter Time Constant for Motor
(11A2H) Speed Monitoring
<32> If this parameter is set to 0, the drive will be unable to respond to MEMOBUS/Modbus commands.
506
All Modes
Selects drive station node number (address) for MEMOBUS/Modbus terminals R+, R-, S+, S-.
Cycle power for the setting to take effect.
All Modes
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.
All Modes
0: No parity
1: Even parity
2: Odd parity
Cycle power for the setting to take effect.
All Modes
0: Ramp to stop
1: Coast to stop
2: Fast Stop
3: Alarm only
All Modes
0: Disabled
1: Enabled. If communication is lost for more than two seconds, a CE fault will occur.
All Modes
Set the wait time between receiving and sending data.
All Modes
0: Disabled. RTS is always on.
1: Enabled. RTS turns on only when sending.
All Modes
Sets the time required to detect a communications error. Adjustment may be needed when
networking several drives.
All Modes
0: 0.1 V units
1: 1 V units
All Modes
0: Drive requires an Enter command before accepting any changes to parameter settings.
1: Parameter changes are activated immediately without the Enter command.
All Modes
0: FWD/Stop, REV/Stop
1: Run/Stop, FWD/REV
All Modes
There is normally no need to change this parameter from the default value.
Selects operation when an attempt is made to write data into EEPROM by MEMOBUS/Modbus
communications, when writing into EEPROM is not possible.
0: Cannot write into EEPROM.
1: Write in RAM only.
All Modes
Sets the filter time constant for monitoring the motor speed from MEMOBUS/Modbus
communications and communication option.
Applicable MEMOBUS/Modbus registers: 3EH, 3FH, 44H, ACH, and ADH
Description
YASKAWA ELECTRIC SIEP C710636 02B YASKAWA U1000 Technical Manual
Setting Page
Default: 1FH
Min: 0 562
Max: FFH
Default: 3
Min: 0 562
Max: 8
Default: 0
Min: 0 562
Max: 2
Default: 3
Min: 0 562
Max: 3
Default: 1
Min: 0 563
Max: 1
Default: 5 ms
Min: 5 ms 563
Max: 65 ms
Default: 1
Min: 0 563
Max: 1
Default: 2.0 s
Min: 0.0 s 563
Max: 10.0 s
Default: 0
Min: 0 563
Max: 1
Default: 0
Min: 0 564
Max: 1
Default: 0
Min: 0 564
Max: 1
Default: 0
Min: 0 564
Max: 1
Default: 0 ms
Min: 0 ms 564
Max: 100 ms