Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 1417

Setting data
■Description, range, data type
Operand Description
(s) Device used as a contact
■Applicable devices
Operand Bit
X, Y, M, L, J\
SM, F, B, S,
SB, FX, FY
 
(s)
Processing details
• These instructions check whether the specified block is active or not.
• The status (on or off) of each contact will be as follows depending on the status (active or inactive) of the specified block.
Status of the specified block
Active
Inactive
• Specify the block No. within the range of 0 to 319. If the block No. specified is out of range, both of the normally open
contact and normally closed contact turn off.
• Execute the instruction only when an SFC program exists (SM320 is on) and SM321 is on.
Precautions
• When no SFC program exists (SM320 is off) or SM321 is off, the status (on or off) of the contact will be as follows:
Specified block No.
0 to 319
Less than 0, 320 or more (out of range)
Operation error
There is no operation error.
Range

Word
T, ST, C, D, W, U\G, J\,
SD, SW, FD, R, U3E\(H)G
ZR, RD
 
Contact of the normally open contact
instruction
On
Off
Contact of the normally open contact
instruction
Off
Off
Data type
Bit
Double word Indirect
specification
Z LT, LST, LZ
LC
   
Contact of the normally closed contact
instruction
Off
On
Contact of the normally closed contact
instruction
On
Off
13 SFC PROGRAM INSTRUCTIONS
13.1 SFC Control Instructions
Data type (label)
ANY_BOOL
Constant Others
(BL)
K, H E $
   
13
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