The VISA Interface
Adding the TekVisa ActiveX Control to VB
Use the VB Object Browser to view Functions of the ActiveX
Set Device comment using Navigation Tree View -> Device-> Common Device Comment Q1. Blinking erratic display of values when choosing Controller Type : FX A1. Communication issue between the GS2110 HMI and the FX5U PLC over ethernet was resolved by the following settings : System Tree View -> Controller Setting ->CH1-> Controller Type : Melsec iQ-F , I/F : Ethernet Multi Unit type : FX5CPU, IP Address : 192.168.1.17, Port : 5562, Communication TCP Q2. When communication between the FX5U PLC and the GS2110 HMI was established the GXWorks3 Programming software was unable to go online with the PLC - gives communication error A2. The PLC connection set to "Direct" and not "Via Hub" Q3 Unable to establish simultaneous communication to FX5U PLC with SCADA (MX OPC Server ) and HMI ( GS2110 ) Need to add Melsoft device to correspond to the HMI as shown below Q4. Functions and Function Blocks Functions : 1. Do not get i...
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