| 001 |
Q: The digital input
channel shows "-1" which displays within our OPC client software when
using NAPOPC DA server and the channel with "ON" condition. This reading changes from 0 to -1 (OFF & ON)
instead of 0 to 1. Other OPC server software displays these
numerals correctly. |
| 002 |
Q:
NAPOPC DA server
uses 95-99% of CPU time independent of the polling rate that I
specify in lookout. Is this a known problem and do you have a
method to fix this? |
| 003 |
Q:
After upgrading a NAPOPC DA Server, why did I receive the following
error message box...
Box Title: NAPOPCSvr
Box Body: Unexpected file format. |
| 004 |
Q:
What is the performance
of NAPOPC DA Server? |
| 005 |
Q: How to make sure that
the NAPOPC DA Server loads the correct configuration file? |
| 006 |
Q: On Windows 95, we
received problems during the NAPOPC DA Server installation. The
error "File NapOPCSvr is linked with no exist Export-OLE32.DLL:
CoInitalizeEx" message pops up when starting up. How to fix it? |
| 007 |
Q: The "Error connecting to OPC 2.0 Server
Browser. Class not registered." message occurs while connecting to the
NAPOPC DA Server. How to fix it? |
| 008 |
Q: The NAPOPC DA Server
individually detects all modules, but cannot simultaneously
detect the second and first modules on the network. How to fix
it? |
| 009 |
Q: The NAPOPC DA Server
shows OK for only one second and again shows bad status. How to
fix it? |
| 010 |
Q: The NAPOPC DA Server
shows BAD status with the I-7017 module? How to fix it? |
| 011 |
Q:
How to hide the window
of NAPOPC DA Server to prevent unexpected termination by other
users? |
| 012 |
Q: Do NAPOPC DA Server support PCI card module? |
| 013 |
Q: The "run-time
errors '91' "message
occurs while VB client demo connect to the NAPOPC DA Server? |
| 014 |
Q: How about the limit of NAPOPC DA Server for
tag number using Modbus communication? |
| 015 |
Q: How to solve NAPOPC DA Server show
"Bad" using OPCLink connect to InTouch? |
| 016 |
Q: How to develop OPC Client under
environment of Microsoft .Net ? |
| 017 |
Q: Why the NAPOPC DA Server show error value when I use Modbus Utility setting address number? |
| 018 |
Q: What the tag limitation in each group when connects through Modbus protocol? |
| 019 |
Q: Why does the COM port which greater than ten still can't connect normally? (The document notified the modification of this on version 2.15)
? |
|
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