Delta AX-3 Series, Operation Manual

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AX - 3 S e r ie s O p e r a t i o n M a n u a l
9 - 3 6
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Modbus Generic Serial Slave I/O Mapping
After you have added channels under the tab of Modbus Slave Channel, you can find the variables and the set
access types under this tab. Here you can define the variables for mapping. The descriptions here reflect what
you have set for the Access Type in Modbus Slave Channel tab. When the Trigger type is set to Rising edge
in Modbus Slave Channel, the description here adds one more condition, Trigger variable .
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Delta Modbus TCP Slave IEC Objects
You can check the status of Modbus TCP Slave under this tab.
Expression Description
bConfirmError
If the option “Auto-Reconnect” is NOT enabled, during the data transmission, any
channel that showed error stops. After the bConfirmError shows “TRUE”, the channel
that showed error previously continues to execute.
bDoInit Initialized the Slave
bInitDone The initialization of the Slave is complete.
bBusy This channel is in data transmission.
bDone The data transmission via this channle is complete.
bError Error occurs when this channels is in data transmission.
ModbusError Record of the Modbus error
iChannelIndex The number of the channel that is in execution.