Yaskawa MotionWorks IEC Hardware - Manual (Page 62)

MotionWorks IEC Hardware Configuration – 2013-03-26 59
detected a parity error in the memory. The
client (or master) can retry the request, but
service may be required on the server (or
slave) device.
0A Gateway
Path
Unavailable Specialized use in conjunction with
gateways. It indicates that the gateway was
unable to allocate an internal communication
path from the input port to the output port
for processing the request. Usually means
that the gateway is mis configured or
overloaded.
0B Gateway
Target
Device Failed
to Respond Specialized use in conjunction with gateways.
It indicates that no response was obtained
from the target device. Usually means that
the device is not present on the network.
Note: Do not delete automatically created variables or groups. If you
must delete a group, be sure to delete the group header (an all of its
variables) and the group name as listed under IO_Configuration in the
Hardware tab. These two items must remain in sync for project to compile
properly
Selected MODBUS Servers and Related Application Notes:
Phoenix MODBUS I/O: AN.MCD.09.045
Wago I/O module: eLV.MotionWorksIEC.01.ModbusSlave