YASKAWA iQpump Micro CIMR-PW Series User Manual page 392

C.5 MEMOBUS/Modbus Setup Parameters
H5-04: Stopping Method after Communication Error
n
Selects the stopping method after a communications error (CE) has occurred.
No.
H5-04
Setting 0: Ramp to Stop Using Current Accel/Decel Time
Setting 1: Coast to Stop
Setting 2: Fast-stop Using C1-09
Setting 3: Alarm Only, Continue Operation
H5-05: Communication Fault Detection Selection
n
Enables or disabled the communication error (CE) detection for MEMOBUS/Modbus communications.
No.
H5-05
Setting 0: Disabled
No 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
n
Sets the time the drive waits after receiving data from a master until responding data.
No.
H5-06
H5-07: RTS Control Selection
n
Enables or disables RTS control.
No.
H5-07
Setting 0: Disabled - RTS is Always ON
Use this setting when using RS-422 signals for communications (1:1).
Setting 1: Enabled - RTS Switches while Sending
Use this setting when using RS-485 signals for communications or when using the RS-422 signals for multi-drop
communications.
H5-09: CE Detection Time
n
Sets the time the communications must be lost before the drive triggers a CE fault.
No.
H5-09
392
Name
Stopping Method after Communication Error
Name
Communication Fault Detection Selection
Name
Drive Transmit Wait Time
PLC→Drive
Command message
24 bit length H5-06 setting
Figure C.6 Drive Transmit Wait Time Setting
Name
RTS Control Selection
Name
CE Detection Time
Drive→PLC
Response message Command message
YASKAWA TOEP YAIQPM 03B YASKAWA AC Drive - iQpump Micro User Manual
Setting Range
0 to 3
Setting Range
0 or 1
Setting Range
5 to 65 ms
PLC→Drive
Time
Setting Range
0 or 1
Setting Range
0.0 to 10.0 s
Default
3
Default
1
Default
5 ms
Default
1
Default
2.0 s