12 FUNCTION LIST
181
12
RAS function Scan monitoring
function
Detects a hardware failure or program error by monitoring
that the END processing is performed within a set scan
time.
Page 200 Scan Monitoring
Function
Self-diagnostics
function
Self-diagnoses the CPU module to see whether an error
exist or not.
Page 202 Self-Diagnostics
Function
FB hierarchy
information
Displays the FB hierarchy information of the function
block with an error in the "Module Diagnostics" window.
GX Works3 Operating
Manual
Error clear Batch-clears all the continuation errors being detected. Page 208 Error Clear
Event history
function
Collects operations executed and errors detected from
the modules, and saves them in the CPU module. The
saved logs can be checked in chronological order.
Page 211 Event History
Function
Online module
change function
Replaces the module/unit without stopping the system. MELSEC iQ-R Online
Module Change Manual
Program cache
memory auto
recovery function
Automatically detects and recovers the data stored in the
program cache memory of the CPU module at the time of
program execution if the data is overwritten due to the
factors such as excessive electrical noise.
Page 218 Program Cache
Memory Auto Recovery
Function
Remote operation Remotely controls the operating status of the CPU
module without switch operation.
Page 219 REMOTE
OPERATION
Boot operation Transfers files in the SD memory card to the built-in
memory of the CPU module when the CPU module is
powered off and on or reset.
Page 225 BOOT
OPERATION
Monitor
function
Circuit monitor Checks the status of a running program on the program
editor.
GX Works3 Operating
Manual
Device/buffer
memory batch
monitor
Monitors values in devices and buffer memory using the
engineering tool connected.
GX Works3 Operating
Manual
Watch Registers devices and labels, and checks the current
values.
GX Works3 Operating
Manual
Program monitor
list
Monitors the execution time of each program and the
number of executions using the engineering tool
connected.
GX Works3 Operating
Manual
Interrupt program
monitor list
Monitors the number of executions of interrupt programs
using the engineering tool connected.
GX Works3 Operating
Manual
Test function External input/
output forced on/
off function
Forcibly turns on/off the external input/output from the
engineering tool.
• Page 232 External
Input/Output Forced On/Off
Function
• G
X
Works3 Operating
Manual
Device test with
execution
condition
Changes a device value for the specified step of a
program, using the engineering tool.
• Page 241 Device Test
with Execution Conditions
• GX Works3 Operating
Manual
Data logging function Collects data at a specified interval or a desired timing,
and stores them as a file.
• Page 255 DATA
LOGGING FUNCTION
• CPU Module Logging
Configuration Tool Version 1
Operating Manual (MELSEC
iQ-R Series)
SFC function Executes programs written in sequential function chart
(SFC).
MELSEC iQ-R
Programming Manual
(Program Design)
PID control function Performs PID control by using the PID operation
instruction.
MELSEC iQ-R
Programming Manual (CPU
Module Instructions, Standard
Functions/Function Blocks)
Process control function A process control program can be easily created by using
process control function blocks.
MELSEC iQ-R
Programming Manual (Process
Control Function Blocks/
Instructions)
Function Description Availability according
to operation mode
Reference
Process
mode
Redundant
mode
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