Mitsubishi Electric MELSEC iQ-R Series - Logging Instructions; Setting Trigger Logging

1076
7 APPLICATION INSTRUCTIONS
7.29 Logging Instructions
7.29 Logging Instructions
Setting trigger logging
LOGTRG
This instruction generates a trigger condition for the specified logging setting number in trigger logging.
■Execution condition
Setting data
■Description, range, data type
■Applicable devices
Processing details
• This instruction generates a trigger for trigger logging with the logging setting number specified by (s).
• Specify a value 1 to 10 in (s).
• The LOGTRG instruction turns on the special relay (logging trigger) with the logging setting number in the device specified
by (s), executes trigger logging for the specified number of records, latches data, and stops trigger logging.
• The instruction is enabled when "When trigger instruction executed" in the "Trigger condition".
• Even if the LOGTRG instruction is executed, no processing is performed in the following cases.
Ladder ST
ENO:=LOGTRG(EN,s);
FBD/LD
Instruction Execution condition
LOGTRG
Operand Description Range Data type Data type (label)
(s) Logging setting number 1 to 10 16-bit signed binary ANY16
EN Execution condition  Bit BOOL
ENO Execution result  Bit BOOL
Operand Bit Word Double word Indirect
specification
Constant Others
X, Y, M, L,
SM, F, B, SB,
FX, FY
J\ T, ST, C, D, W,
SD, SW, FD, R,
ZR, RD
U\G, J\,
U3E\(H)G
Z LT, LST,
LC
LZ K, H E $
(s)         
• A logging setting number in which an item other than "When trigger instruction executed" is selected in the "Trigger condition" is specified.
• A logging setting number with no setting is specified.
• A logging setting number specifying the execution of continuous logging is specified.
• Another LOGTRG instruction is executed without executing the LOGTRGR instruction after a LOGTRG instruction was executed once.
RnCPU
RnENCPU
RnSFCPU RnSFCPURnPCPURnPCPU
(Standard) (Safety)
(Redundant) (Process)
(s)
EN ENO
s