janitza 14.02.001, User Manual And Technical Data

Page: 46 / 86

UMG 804 www.janitza.com
46
12. Ethernet Communications
The UMG 804s equipped with dual managed
Ethernet ports. Either port can be used to com-
municate with the device. The free or open port
ETHERNET PORTS
NETWORK
Fig.: Ethernet port wiring
can be used to link additional UMG 804s or other
third party Ethernet devices to the network. To
confi gure the IP settings see the confi guration at
next page.
The 3 most common connections for communica-
tion between PC and device:
PC
UMG
Ethernet
(cross patch cable)
The device and PC require a static IP address.
1.
The device and PC require a static IP address.
Switch/
Router
Patch cable Patch cable
PC
UMG
2.
Patch cable Patch cable
DHCP-
Server
PC UMG
Switch/
Router
3.
T
he DHCP server automatically assigns IP addresses to the
device and PC.
ATTENTION
Material damage due to security vulnerabilities
in programs, IT networks and protocols.
Security vulnerabilities can lead to data misuse
and faults and even the standstill of your IT
infrastructure.
To protect your IT system, network, data
communications and measurement devices:
· Inform your network administrator and/or IT
representative.
· Always keep the meter fi rmware up to date
and protect the communication to the meter
with an external fi rewall. Close unused ports.
· Take protective measures against viruses and
cyber attacks from the Internet, e.g. through
fi rewall solutions, security updates and virus
protection programs.
· Close security vulnerabilities and update
or renew existing protection for your IT
infrastructure.
Ethernet
connection
Recommendation:
Use at least
CAT5 cables!
158.7 mm
6.25”
59.2 mm
2.33”
108.54 mm
4.27”
UMG