PLX51-PBM Setup
PROFIBUS DPV0/DPV1 Master or Slave to EtherNet/IP™ or Modbus® Gateway User Manual
ProSoft Technology, Inc. Page 92 of 196
3.12.1 Class 3 Messaging
1 To perform Class 3 messaging with the AOI, you must first ensure that the
PLX51-PBM is in the OPERATIONAL state and exchanging data with its
configured nodes.
NOTE: The slave device must support DPV1 messaging. The DPV1 Enable bit must be set in the
user parameters of the slave device in the PLX50 Configuration Utility.
2 Go to the Controller Tag of the acyclic function you want to perform, and verify
that the Request parameters of the function are correct.
Figure 3.110 – DPV1 Class 1 Read Request Parameters
3 Once verified, enter a value of ‘1’ in the Initiate tag to send the Class 3 message.
Figure 3.111 – DPV1 Class 1 Read Initiate