Mitsubishi Electric GOT2000 Series Connection Manual page 256

Step 4.
On the screen 1, set the switch for writing the station No. 1 to the station number switching device.
After the GOT is started up, the station number switching device value of the GOT is "0".
For Ethernet connection, the monitor becomes abnormal when the station number switching device value
is "0".
Therefore, set the switch for writing the station number to the station number switching device and the
switch for shifting to the monitor screen on the screen 1.
To make this setting, select [Object]
The following shows an example of setting GD100=257 (0101H: Network No. 1, Station No. 1) and base
screen=2 to one switch.(Base screen 2 is the actually monitoring screen)
Step 5.
Validate the station number switching function.
On the Basic tab screen specified by selecting [Screen]
to validate the station number changing function.
Make this setting for each monitor screen.
However, do not make this setting on the screen 1 created in the item
4 - 80
4.2 MELSEC Q Series
Check here.
[Switch] [Switch].
[Property], select the item [Switch Station No.]
above.