Mitsubishi Q2ACPU User Manual

Index - 4
PRECAUTIONS FOR UTILIZING THE EXISTING
MELSEC-A SERIES PROGRAM FOR QnACPU
.............................................................. App-110
Precautions when configuring the system
.................................................................... 3-21
STARTUP AND MAINTENANCE
PRECAUTIONS ............................................A-5
USER PRECAUTONS ................................A-18
WIRING PRECAUTIONS.............................. A-4
Precautions
Handling precautions .......................... 17-7,18-5
Installation precautions ............................. 19-10
WIRING PRECAUTIONS.......................... 19-17
Number of files ................................................. 4-1
Number of free slots ......................................... 5-4
Number of I/O device points ............................. 4-1
Number of I/O points ........................................ 4-1
[O]
Online I/O module replacement...................... 9-14
Operation for message display..................... 10-21
Operation processing for momentary power failure
...................................................................... 12-26
Overview of added functions ............................ 2-7
OVERVIEW OF PROCESSING PERFORMED BY
THE QnACPU................................................. 12-1
Overview of QnACPU Scan Time............. App-156
[P]
Parameter.........................................13-1,App-120
Partial execution ............................................. 8-44
Part Names..................................................... 15-2
Parts names.............................. 15-2,16-10,17-8
PAUSE status operation processing ............ 12-24
Periodic inspection ......................................... 21-2
PID Control Instructions..............................App-41
PLC name....................................................... 11-1
Pointer [P]......................................................... 4-2
Common pointer [P] .......................... 12-17,13-1
Interrupt pointer [I]......................... 4-2,9-8,12-18
Local pointer [P] ........................................ 12-17
Power supply ................................................ 20-12
POWER SUPPLY MODULE
External dimensions of power supply module
.............................................................. App-143
Parts names.............................................. 16-10
Power supply module selection .................. 16-5
Power supply module specifications ........... 16-1
Power supply module
Replacement of the fuse for a power supply
module .......................................................21-12
Precautions
Precautions for using coaxial cables ...........20-5
Precautions When Connecting Uninterruptible
Power Supply Module (UPS).....................19-24
Transportation Precautions................... App-160
Precautions when using the QnA series PLC
......................................................................20-11
Priority setting .................................................9-19
Processing speed..............................................4-1
Processing time........................................ App-156
Program capacity ..............................................4-1
Program Execution Types...............................12-1
Program monitor list ........................................8-19
Program setting...............................................12-1
Program Trace Function .................................8-48
Programming language.....................................4-1
[Q]
QnACPU memory block diagram ....................3-25
QnACPU PROCESSING TIME ................ App-156
[R]
Reading module access time intervals..........10-23
Reading/Writing Data from a QnACPU Using
FROM/TO Instructions ......................................6-2
Reading/Writing Data from/to the QnACPU Using
Special Direct Devices ......................................6-3
Refresh mode..................................... 4-1,App-127
Reinforced insulation.....................................20-14
Relationship between remote operation and CPU
module RUN/STOP key switch .....................10-20
Relationship between Switch Operations and LEDs/
LED Display ....................................................15-5
Relevant Models ...................................... App-160
Remote latch clear ........................................10-19
Remote operation..........................................10-13
Remote PAUSE ............................................10-16
Remote RESET.............................................10-18
Remote RUN/PAUSE contacts .........................4-3
Remote RUN/STOP ......................................10-13
Remote STEP-RUN ......................................10-15
Replacing module
Online I/O module replacement...................9-14
Replacing an output module fuse..................21-13
Retentive timer [ST] ..........................................4-2
RUN status operation processing .................12-24

Mitsubishi Q2ACPU Specifications

General

Brand	Mitsubishi
Model	Q2ACPU
Category	Controller
Language	English