Mitsubishi Electric MELSEC Q Series Programming Manual page 103

Category Character string
Application instruction Application instructions such as DMOD, PCHK, INC(P)
in GX Works2 For details, refer to the following.
• QCPU (Q mode)/LCPU
 MELSEC-Q/L Programming Manual (Common
Instruction)
 MELSEC-Q/L Structured Programming Manual
(Common Instructions)
• FXCPU
 FXCPU Structured Programming Manual [Basic &
Applied Instruction]
 FXCPU Structured Programming Manual [Application
Functions]
SFC instruction SFCP, SFCPEND, BLOCK, BEND, TRANL, TRANO,
TRANA, TRANC, TRANCA, TRANOA, SEND, TRANOC,
TRANOCA, TRANCO, TRANCOC, STEPN, STEPD,
STEPSC, STEPSE, STEPST, STEPR, STEPC, STEPG,
STEPI, STEPID, STEPISC, STEPISE, STEPIST, STEPIR,
TRANJ, TRANOJ, TRANOCJ, TRANCJ, TRANCOJ,
TRANCOCJ
ST code body RETURN, IF, THEN, ELSE, ELSIF, END_IF, CASE, OF,
END_CASE, FOR, TO, BY, DO, END_FOR, WHILE,
END_WHILE, REPEAT, UNTIL, END_REPEAT, EXIT, TYPE,
END_TYPE, STRUCT, END_STRUCT, RETAIN,
VAR_ACCESS, END_VAR, FUNCTION, END_FUNCTION,
FUNCTION_BLOCK, END_FUNCTION_BLOCK, STEP,
INITIAL_STEP, END_STEP, TRANSITION,
END_TRANSITION, FROM, TO, UNTILWHILE
Function name in Function names in application functions such as AND_E,
application function NOT_E
Function block name Function block names in application functions such as CTD,
in application function CTU
Symbol /, \, *, ?, <, >, |, ", :, [, ] , , , =, +, %, ', ~, @, {, }, &, ^, ., ', tab
character
;
!, #, $, `
Date and time literal DATE, DATE_AND_TIME, DT, TIME, TIME_OF_DAY, TOD
Others ACTION, END_ACTION, CONFIGURATION,
END_CONFIGURATION, CONSTANT, F_EDGE, R_EDGE,
AT, PROGRAM, WITH, END_PROGRAM, TRUE, FALSE,
READ_ONLY, READ_WRITE, RESOURCE,
END_RESOURCE, ON, TASK, EN, ENO, BODY_CCE,
BODY_FBD, BODY_IL, BODY_LD, BODY_SFC, BODY_ST,
END_BODY, END_PARAMETER_SECTION,
PARAM_FILE_PATH, PARAMETER_SECTION, SINGLE,
RETAIN, INTERVAL
String that starts with Such as K1AAA
K1 to K8
Address Such as %IX0
Statement in ladder ;FB BLK START, ;FB START, ;FB END, ;FB BLK END, ;FB
language IN, ;FB OUT, ;FB_NAME;,INSTANCE_NAME, ;FB,
;INSTANCE
Common instruction Such as MOV
Windows reserved COM1, COM2, COM3, COM4, COM5, COM6, COM7,
word COM8, COM9, LPT1, LPT2, LPT3, LPT4, LPT5, LPT6,
LPT7, LPT8, LPT9, AUX, CON, PRN, NUL
*1 Functions cannot be used.
*2 Whether to handle a device name indexed with ZZ device as a reserved word depends on the parameter setting.
When Z device is specified for 32-bit index setting: Not handled as a reserved word
When ZZ device is specified for 32-bit index setting: Handled as a reserved word
*3 Applicable for Simple projects without labels only.
(1)















Appendix 2 Character Strings That Cannot Be Used in Label Names and Data Names
(2) (3) (4) (5) (6)
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
(7) (8) (9)
*1
  
*1
  
  
  
  
  
A
  
  
  
  
*1
  
  
  
*3
  
  
APPX
101