Mitsubishi Electric Melsec QJ71LP21 Reference Manual page 54

2 SYSTEM CONFIGURATION
2 - 19
(3) Checking on the System Monitor screen (Product Information List)
To display the system monitor, select [Diagnostics]
Product Inf. List button of GX Developer.
(a) Production number display
Since the network module does not support the production number display,
"-" is displayed.
POINT
The serial number displayed on the Product Information List screen of GX
Developer may differ from that on the rating plate or on the front of the module.
• The serial number on the rating plate or on the front of the module indicates
the management information of the product.
• The serial number displayed on the Product Information List screen indicates
the functional information of the product.
The functional information of the product will be updated when a function is
added.
MELSEC-Q
[System monitor]
Function version
Serial No. Product No.
2 - 19