12. Appendix
12-17
12.3. FAQ (Frequently Asked Questions)
Shown below are frequently asked questions and answers:
Item
Question
Answer
Device
Connection
How many RS-485-connected
measurement devices can be
connected?
Up to 31 devices for one RS-485
communications port.
Total 124 devices at maximum.
How many LAN-connected
measurement devices can be
connected?
Up to 100 devices.
How many wireless devices can be
connected?
Up to 30 devices.
To connect more than 30 wireless
devices, a user must evaluate the
connections before connecting them.
How many PLCs can be
connected?
Up to 10 devices.
Are there any limitations on data
collecting from PLC?
Data with memory area of CIO, DM, and
EM can be collected from PLC.
Only those of Bank 0 are included.
SD Card
Is an SD card required to save
collected data?
Not necessarily but an SDHC card is
recommended to save collected data for
larger capacity.
The memory of the EQ100 can store
collected data for only 1 week.
Are SD cards separately required
for collected data and settings?
No.
You can use one SD card for them.
Are multiple SD cards required to
configure multiple EQ100s?
No.
You can use one SD card for multiple
EQ100s by rewriting EQ project in the
SD card.
Can an SDXC card be used?
No. The exFAT format is not supported.
Web UI
Function
Only Internet Explorer 8/9/10 are
the supported browsers? Can other
browser view the Web UI screen?
Other browser may view the screen but
are not guaranteed. Other browser than
those supported must be used under the
customer's own responsibility.
Can the number of general user
accounts be increased to view the
Web UI screen?
No. Please use the same account for
simultaneous access.
Are data on the SD card included in
the graph view?
Yes. Note that only the data of devices
registered to the EQ project can be
viewed.
Is a Web browser plug-in required? No.
EQ Project
(EQ100
Setting)
Is there any problem if a project
name of an EQ project is in
Japanese?
No problem.
Which should I choose for time
synchronization, SNTP or EQ
server?
EQ server is recommended.
For a configuration that does not use an
EQ server, such as a standalone
configuration, you can choose an SNTP
server.
Is an SMTP server for email
transmission setting OMRON's
SMTP server?
The SMTP server must be provided by
the customer.