Micromod MOD: Extended Modbus (XModbus) OPC Server Users Guide - Manual (Page 29)

Extended Modbus OPC Server
Operation and Reference
Interface File: MIF file - Choose the Modbus Interface file for this device: To choose a
.MIF file,
1. Click on the button next to the MIF File field on this dialog box. This will display a
list of Modbus Interface files available.
2. Choose your working directory in this dialog box and then select your MIF file inside
that directory by clicking on it. The selected file will be displayed in the File Name
field at he bottom.
3. Click on Open to accept the MIF file. The dialog box will display the Version of the
MIF file, its Time Stamp (time at which the file was created or last), Instrument ID,
Number lines in the MIF file and most importantly, the Number Elements (number of
items or tags from the device)
4. Click on OK to complete the device configuration.
Note: This field will be automatically filled in by ViZapp, if the "Populate ViZapp and
OPC Server tag lists" box is checked when downloading.
Figure 4 .3.
ViZapp
Communication
Setup
Simulate I/O: The OPC Server does not access the device in Simulate mode. When
checked, no communication takes place and I/O values are generated randomly.
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