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Local Password
Used to change the touchscreen password needed for full configuration capability if security
has been enabled. The default local password is 5555. This can and should be changed using
this menu if Security is enabled.
5.4.3
Ethernet Settings
DHCP Setting
Select Enabled to get an IP address from the LAN or Disabled to use a fixed IP address.
Controller IP Address
Enter the default IP address to use if a network is not available or if DHCP is disabled.
Network Netmask
Enter the default netmask to use if a network is not available or if DHCP is disabled.
Network Gateway
Enter the default gateway address to use if a network is not available or if DHCP is disabled.
DNS Server
Enter the default DNS server IP address to use if DHCP is disabled.
Webserver
Select between the Light color background and the Dark color background
Webserver Mode
Select between HTTPS (recommended, web pages will be encrypted), HTTP (web
pages will not be encrypted) and Disabled (no web pages will be served).
SSL Certificate
Only appears if Webserver Mode is HTTPS.
Select between Default Cert (which uses a self-signed Walchem certificate) or Upload
PEM which provides a way to enter a certificate of the network IT administrator’s
choice.
DNS Name
Only appears if Webserver Mode is HTTPS and Default Cert is selected.
The network IT administrator can map the controller numeric IP to a domain name,
which reduces the warning messages that occur when a self-signed certificate is detect
-
ed by the browser.
Import SSL Private
Key File
Only appears if Webserver Mode is HTTPS and Upload PEM is selected.
Insert a USB stick containing the desired Private Key file. The files must be named
private.key, and must be in the root folder on the stick. Enter this menu to import the
file from the stick onto the controller.
If the network IT administrator is installing their own certificates, they must install a
server private key and a server certificate.
Import SSL Server
Certificate File
Only appears if Webserver Mode is HTTPS and Upload PEM is selected.
Insert a USB stick containing the desired Private Key file. The files must be named
server.crt, and must be in the root folder on the stick. Enter this menu to import the
file from the stick onto the controller.
If the network IT administrator is installing their own certificates, they must install a
server private key and a server certificate.
Import SSL Root
Certificate File
Only appears if Webserver Mode is HTTPS and Upload PEM is selected.
Insert a USB stick containing the desired Private Key file. The files must be named
root.crt, and must be in the root folder on the stick. Enter this menu to import the file
from the stick onto the controller.
If the network IT administrator is installing a file linked to a trusted certificate author
-
ity, then they import the Root Certificate that documents the path or chain of trust that
links the server certificate to an authority, in addition to the private key and server
certificate.
Apply SSL
Certificate Files
Only appears if Webserver Mode is HTTPS.
Once the Default Cert has been selected, or the PEM files are imported, the network IT
administrator touches “Apply SSL Certificate Files” to force a restart of the webserver
and start using the desired certificate.
