Omega OME-ET-7000 Series, Руководство пользователя

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Appendix G. Troubleshooting
A number of common problems are easy to diagnose and fix if you know the cause.
Symptom/Problem Possible cause Solution
The Run LED doesn’t light
Internal power has failed Return the module for repair.
The Run LED indicator is
ON (light), but not flashing.
The module has possibly
crashed.
Reboot the module
Cannot communicate via
the Ethernet port, but the
OME-ET-7000/OME-PET-7
000 is still operating.
The IP/Mask/Gateway
address isn’t withi
n the IP
address range of the
LAN.
Change the
IP/Mask/Gateway address to
match the LAN, or ask the
MIS administrator for
assistance.
The IP address has
restricted by the IP filter
settings
Check the IP filter setting
using the Web configuration.
There are more than 30
TCP/IP connections.
Reboot the module.
Able to explore the web
page through Port 80 using
a web browser, but the Web
HMI and Modbus/TCP
program cannot access the
module through Port 502.
Port 502 has been
restricted by the firewall.
Consult your MIS
administrator for assistance.
The Web HMI and
Modbus/TCP program can
access the module through
Port 502, but Web browser
cannot explore the web
page through Port 80 using
a web browser.
The Port 80 has
restricted by the firewall.
Consult your MIS
administrator for assistance.
The Web server TCP
Port has been changed
from Port 80 (Shown on
the Basic Settings page)
Change the TCP Port to 80
or reconnect the
OME-ET-7000/OME-PET-70
00 using the specific TCP
Port.