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YASKAWA A1000 Series Technical Manual

YASKAWA A1000 Series
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C.4 MEMOBUS/Modbus Setup Parameters
YASKAWA ELECTRIC SIEP C710616 27C YASKAWA AC Drive A1000 Technical Manual 483
MEMOBUS/Modbus
Communications
C
Setting 0: Disabled
No communication error detection. The drive continues operation.
Setting 1: Enabled
If the drive does not receive data from the master for longer than the time set to H5-09, then a CE fault will be triggered
and the drive will operate as determined by parameter H5-04.
H5-06: Drive Transmit Wait Time
Sets the time the drive waits after receiving data from a master until responding data.
Figure C.5
Figure C.5 Drive Transmit Wait Time Setting
H5-07: RTS Control Selection
Enables or disables RTS control.
Setting 0: Disabled. RTS is always on.
Use this setting when using RS-485 signals for communications.
Setting 1: Enabled. RTS switches while sending.
Use this setting when using RS-422 signals for communications.
H5-09: CE Detection Time
Sets the time the communications must be lost before the drive triggers a CE fault.
H5-10: Unit Selection for MEMOBUS/Modbus Register 0025H
Sets the unit for the output voltage monitor value in MEMOBUS/Modbus register 0025H.
Setting 0: 0.1 V units
Setting 1: 1 V units
H5-11: Communications Enter Function Selection
Selects if an Enter command is needed to change parameter values via MEMOBUS/Modbus communications. Refer to
Enter Command on page 503.
No. Name Setting Range Default
H5-05 Communication Fault Detection Selection 0 or 1 1
No. Name Setting Range Default
H5-06 Drive Transmit Wait Time 5 to 65 ms 5 ms
No. Name Setting Range Default
H5-07 RTS Control Selection 0 or 1 1
No. Name Setting Range Default
H5-09 CE Detection Time 0.0 to 10.0 s 2.0 s
No. Name Setting Range Default
H5-10 Unit Selection for MEMOBUS/Modbus Register 0025H 0 or 1 0
No. Name Setting Range Default
H5-11 Communications Enter Function Selection 0 or 1 1
Command message Response message Command message
PLC→Drive PLC→DriveDrive→PLC
Time
24 bit length
H5-06 setting
common_
TMonly

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YASKAWA A1000 Series Specifications

General IconGeneral
SeriesA1000
TypeAC Drive
AltitudeUp to 1000m without derating
Output Frequency0-400 Hz
Control MethodV/f Control
Overload Capacity150% for 60 seconds
Communication OptionsModbus, DeviceNet, Profibus, Ethernet/IP
Ambient Temperature-10 to 50°C
Storage Temperature-20 to 60°C
Humidity5% to 95% (non-condensing)
Enclosure RatingIP20
Horsepower0.5 to 1000 HP
Power Range0.4 - 630 kW (varies by voltage and model)
Protection FeaturesOvercurrent, Overvoltage, Undervoltage, Overheat
Cooling MethodFan Cooled
SafetySafe Torque Off (STO)

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