Protective Functions; Causes And Corrective Actions - Mitsubishi Electric 800 Series Function Manual

3

PROTECTIVE FUNCTIONS

3.1

Causes and corrective actions

Warning
Output is not shut off when a protective function is activated.
Operation panel
indication
Name
Duplicate IP address
Description
Appears when a duplicate IP address is detected.
Check point
Check if the IP address is set to other devices on the network.
Corrective action
Set a unique IP address. (Refer to
Operation panel
indication
Name
IP address fault
Appears when the rotary switches are set to "0 or 255" and the value set for IP address or subnet mask is out
Description
of range.
• Check if the same station number is set to other devices on the network.
Check point
• Check if "0 or 255" is set for either the third octet or the fourth octet of the IP address.
• Check that the subnet mask setting value is appropriate.
• Set a unique station number. (Refer to
Corrective action
• Set two values from "1 to 254" for the third octet and the fourth octet of the IP address. (Refer to
• Set the subnet mask (Pr.438 to Pr.441) correctly. (Refer to
DIP
page
IP
Causes and corrective actions
20.)
page 20.)
page 20.)
PROTECTIVE FUNCTIONS
page 20.)
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