ProSoft Technology PLX51-PBM

PLX51-PBM Operation
PROFIBUS DPV0/DPV1 Master or Slave to EtherNet/IP™ or Modbus® Gateway User Manual
ProSoft Technology, Inc. Page 136 of 196
The Modbus Communication Status is located in Holding (HR) registers starting at
the Modbus Communication Status offset configured in the Modbus Addressing tab.
Table 5.54 – Modbus Communication Status
HR Offset
Description
Modbus Communication Status when operating as a Modbus Slave
0
Bit 0 – PLX51-PBM Modbus Slave Communication Status
1 – Modbus Communication Ok
0 – Modbus Communication Failed
Modbus Communication Status when operating as a Modbus Master
1
Bit 0 – Modbus Node 0 Communication Status
1 – Modbus Communication Ok
0 – Modbus Communication Failed
2
Bit 0 – Modbus Node 1 Communication Status
1 – Modbus Communication Ok
0 – Modbus Communication Failed
..
..
254
Bit 0 – Modbus Node 253 Communication Status
1 – Modbus Communication Ok
0 – Modbus Communication Failed
255
Bit 0 – Modbus Node 254 Communication Status
1 – Modbus Communication Ok
0 – Modbus Communication Failed
DPV0 Data Exchange
The DPV0 data exchange for each slave device is configured in the slot
configuration.
Figure 5.15 – Slave Device Slot configuration – Modbus