GX Works 2 Operating Manual Structured Project - Automation ...

GX Works25 SETTING LABELS● Class settingWhen an item other than the class, such as a label name or data type, is set in a blank column, "VAR" isautomatically set for the "Class". Change it if necessary.● Characters that can be used for label namesAny of the following label names causes an error at compilation.• A label name that includes a space.• A label name that begins with a numeral.• A label name which is same name as the one used for devices. (Lower case label names can be used by settingthe option. Section 10.4.4)For details, refer to the following manual.GX Works2 Version 1 Operating Manual (Common)● Assigning devices automaticallyDevices are automatically assigned to labels when a program is compiled. The device assignment range can bechanged on the Device/Label Automatic-Assign Setting screen. ( Section 5.7)The assigned devices can be checked with the cross reference function.( GX Works2 Version 1 Operating Manual (Common))5 - 10