Chapter 11 Data Logging Instructions; Trigger Logging Set (Reset) (Logtrg(R)) - Mitsubishi Electric MELSEC-L Series User Manual

CHAPTER 11
The following instructions are used for trigger logging.
Instruction
LOGTRG Trigger logging set
LOGTRGR Trigger logging reset
11.1

Trigger Logging Set (Reset) (LOGTRG(R))

LOGTRG
LOGTRGR
Setting data
n
(1) Function
(a) LOGTRG
• This instruction causes a trigger to occur for the data logging setting No.n when performing trigger logging.
• A value from 1 to 10 can be set to n.
• When this instruction is executed, the special relay (Data logging trigger) corresponding to the setting No.n
turns on. Trigger logging is performed until the specified number of records (after trigger) is reached. And
then, trigger logging is stopped after data latching.
• This instruction is valid when "When trigger instruction executed" is selected for trigger condition.
• The LOGTRG instruction is ignored in the following cases:
• An item other than "When trigger instruction executed" is selected as a trigger condition of
the specified data logging setting No.
• The specified data logging setting No. has no configuration.
• The specified data logging setting No. is performing continuous logging.
• The LOGTRG instruction is executed again without execution of the LOGTRGR instruction.
DATA LOGGING INSTRUCTIONS
Causes a trigger to occur in trigger logging. Data sampled for the
number of records (specified in the trigger logging setting of the
programming tool) are stored in a data logging file.
Resets the trigger condition.
Command
Command
Internal device
R, ZR
Bit Word
-

CHAPTER 11 DATA LOGGING INSTRUCTIONS

Description
LOGTRG
LOGTRGR
n: Data logging setting No. (BIN 16-bit)
J \
U \G
Bit Word
-
Reference
Page 59, Section 6.3.3,
Page 145, Section 11.1
n
n
Constant
Zn Others
K, H
-
145
11