Mitsubishi Electric Q Series User manual

Operation Manual
Mitsubishi Electric Q Series
PLC Ladder Monitor

1
Preface
Thank you for purchasing Pro-face's PLC Ladder Monitor Add-on Kit for the Mitsubishi Electric Q Series PLC. This
manual ("Mitsubishi Electric Q Series PLC Ladder Monitor Operation Manual") explains how to operate the PLC ladder
monitor featuer and device monitor featuer while using Pro-face's GP2000 Series operator interfaces.
Be sure to read this manual carefully to understand how to correctly use your PLC Ladder Monitor Add-on Kit.
Be sure to keep this manual close at hand for easy reference.
All product names used in this manual are trademarks or registered trademarks of their respective owners.
(c) 2004Digital Electronics Corporation. All rights reserved.
Notice
1. The copyrights to all programs and manuals included in the "PLC Ladder Monitor Add-on Kit for the Mitsub-
ishi Electric Q Series PLC" (hereinafter referred to as "this product") are reserved by the Digital Electronics
Corporation. Digital grants the use of this product to its users as described in the "Software Operating and
License Conditions" section. Any actions violating the above-mentioned conditions are prohibited by both
Japanese and foreign regulations.
2. The contents of this manual have been thoroughly checked. However, if you should find any errors or omis-
sions in this manual, please contact your local representative and inform them of your findings.
3. Please be aware that Digital Electronics Corporation shall not be held liable by the user for any damages,
losses, or third party claims arising from the uses of this product.
4. Differences may occur between the descriptions found in this manual and the actual functioning of this prod-
uct. The latest information about this product is provided in the accompanying data files (i.e. Readme.txt
files, etc.) and/or separate documents. Please consult these sources as well as this manual prior to use.
5. Even though the information contained in and displayed by this product may be related to intangible or intel-
lectual properties of the Digital Electronics Corporation or third parties, the Digital Electronics Corporation
shall not warrant or grant the use of said properties to any users and/or other third parties.

2
Table of Contents
Preface...................................................................................................................... 1
Notice........................................................................................................................ 1
Table of Contents...................................................................................................... 2
Documentation Conventions..................................................................................... 3
Related Units............................................................................................................. 4
CHAPTER 1 Overview and Setup
1.1 Overview......................................................................................................... 1-2
1.1.1 System Design......................................................................................................1-3
1.1.2 Operation Mode....................................................................................................1-4
1.2 Installation Procedure..................................................................................... 1-5
CHAPTER 2 Operation
2.1 Installation....................................................................................................... 2-2
2.1.1 CD Installation.......................................................................................................2-2
2.1.2 Project File Creation/Running...............................................................................2-2
2.1.3 Device Monitor Registration..................................................................................2-2
2.1.4 Project Transfer ....................................................................................................2-4
2.1.5 Copy Boot File to a CF Card.................................................................................2-4
2.1.6 Insert the CF Card into the GP .............................................................................2-4
2.1.7 Connect the GP to the PLC ..................................................................................2-4
2.2 PLC Ladder Monitor Feature Startup..............................................................2-5
2.2.1 Via the Menu Bar ..................................................................................................2-5
2.2.2 Turning the Extended Special Relay Area ON......................................................2-6
2.3 Screen Names................................................................................................ 2-7
2.3.1 Main screen ..........................................................................................................2-7
2.3.2 Ladder Diagrams ..................................................................................................2-7
2.4 Screen Operation............................................................................................ 2-8
2.4.1 PC Read ...............................................................................................................2-9
2.4.2 Device Monitor....................................................................................................2-11
2.4.3 Search Feature...................................................................................................2-12
2.4.4 Comments...........................................................................................................2-15
2.5 Usage Restrictions........................................................................................2-16
2.5.1 Notation...............................................................................................................2-16
CHAPTER 3 Errors
3.1 Error Messages .............................................................................................. 3-2

3
Documentation Conventions
This manual uses the following symbols and terminology.
Indicates a potentially damaging action or dangerous situation that
could result in abnormal equipment operation or data loss.
Screen editor
software Indicates GP-PRO/PB III for Windows
PLC Indicates a Programmable Logic Controller (Also known as
sequencer).
* Indicates useful or important supplemental information.
Provides useful or important supplemental information.
Indicates related information.
SEE

4
Related Units
Related PLC units
The table below lists the PLC units that can be used with the Add-on Kit.
Related GP units
The table below lists the GP units that can be used with the Add-on Kit software.
Also, to use the Cache Function on a GP/GLC unit, the unit's revision code must be the same as or higher than those listed
below.
Manufac-
turer Series Name CPU Link I/F or
CPU direct
connection Connection Cable Device Type in
Screen Editor
Mitsubishi
Electric Q Series
Q02
Q02H
Q06H
Q12H
Q25H
CPU direct
connection
Mitsubishi Electric’s
QC30R2
(Requires 9-pin / 25-
pin conversion
adapter) or
Diatrend’s
DQCABR2-H
Mitsubishi Electric
MELSEC-Q(CPU)
Series Name Unit Name Model No. Rev.
GP-2000 Series
GP-2401HT GP2401H-TC41-24V B-3
GP-2400T GP2400-TC41-24V H-2
GP-2401T GP2401-TC41-24V -2
GP-2500T GP2500-TC11 G-2
GP2500-TC41-24V C-2
GP-2500S GP2500-SC41-24V A-2
GP-2500L GP2500-LG41-24V B-2
GP-2501T GP2501-TC11 D-2
GP-2501S GP2501-SC11 E-2
GP-2501L GP2501-LG41-24V -2
GP-2600T GP2600-TC11 F-2
GP2600-TC41-24V C-2
GP-2601T GP2601-TC11 -2
GLC2000 Series
GLC2400T GLC2400-TC41-24V F-2
GLC2500T GLC2500-TC41-24V All Rev.
GLC2500-TC41-200V All Rev.
GLC2600T GLC2600-TC41-24V E-2
GLC2600-TC41-200V All Rev.

5
Related Screen Editor Software
GP-PRO/PBIII for Windows Ver. 5.0 or later.
When using this product with GLC2000 series or IT2400 Type B, please use GP-PRO/PBIII C-Package03
Service Pack 2 (Ver.7.20) or later.
IT Series IT2400 Type A IT2400-TC41-GP C-2
IT2400 Type B IT2400-TC41-GLC E

6
Memo

1-1
1Overview and Setup
1.1 Overview
1.2 Installation Procedure

Mitsubishi Electric Q Series PLC Ladder Monitor Operation Manual
1-2
1.1 Overview
The PLC Ladder Monitor software enables you to read PLC ladder programs and display them as ladder dia-
grams on the GP unit.
This software operates on the GP unit and the software’s boot file is stored in the GP unit’s CF Card.
The PLC Ladder Monitor Add-on Kit has the following features:
• Displays PLC ladder programs as ladder diagrams.
• Displays power (ON) lines using bold lines.
• Displays the designated step number.
• Displays circuit data including the designated device address.
• Displays circuit data in which the designated device address is included in the output instruction.
• Displays ladder program comments.
• Calls the Device Monitor feature.
• Use the Device Monitor feature to set, reset or change the value of an arbitrary device.
• The Device Monitor feature is not explained in this manual. For information on how to operate
this feature,
SEE
GP-PRO/PBIII for Windows Device/PLC Connection Manual (Included with the screen editor soft-
ware).

Chapter 1 Overview and Setup
1-3
1.1.1 System Design
The GP and the PLC are connected in a 1:1 relationship.
Connect one end of the cable to the GP unit’s serial interface port, and the other end to the PLC unit’s CPU
module RS-232C port.
Mitsubishi Electric's
QC30R2
(Requires a 9-pin / 25-pin conversion adapter)
or Diatrend's DQCABR2-H

Mitsubishi Electric Q Series PLC Ladder Monitor Operation Manual
1-4
1.1.2 Operation Mode
The PLC Ladder Monitor feature enables you to:
(1) Read PLC ladder programs and display them on the GP unit, via [Ladder Monitor].
(2) Monitor/change arbitrary PLC device addresses, via [Device Monitor].
After [Ladder Monitor] is started, the GP switches to ladder monitor mode. [Device Monitor] mode can be
used when the GP is in ladder monitor mode, as well as in online (RUN) mode.
• The GP unit will be reset if you switch from online mode to ladder monitor mode.
Online Mode (RUN mode)
Menu Bar
(3-point push type menu)
GP
Features Device
Monitor
Ladder Monitor Mode
(Offline Mode)
Offline
Mode
Ladder
Monitor Device
Monitor
GP
Reset
MonitorOffline
Reset
RUN END
Return to Offline Mode
Device Monitor

Chapter 1 Overview and Setup
1-5
1.2 Installation Procedure
The following flowchart explains the procedure necessary for installing the Add-on Kit. It is assumed that
GP-PRO/PB III for Windows is already installed, and that the ladder program has been transferred to the PLC.
Project Creation / Startup
Create a new project file, or start an existing
project.
Registering Device Monitor feature
Register the Device Monitor feature in your
project.
Send project
Transfer the project to the GP unit.
Copy boot file to CF Card
Copy the PLC Ladder Monitor feature boot file
to the CF Card.
Insert CF Card
Insert the CF Card containing the PLC Ladder
Monitor feature into the GP unit's CF Card
socket.
Start Ladder Monitor
Turn the GP and PLC units ON, and start the
Ladder Monitor feature.
Connect GP to PLC
Connect a data transfer cable to the GP and the
PLC
Add-on Kit Installation
Install the PLC Ladder Monitor Add-on Kit.
SEE
2.1.1 CD Installation (page 2-2)
SEE
2.1.2 Project File Creation/Running (page
2-2)
SEE
GP-PRO/PB III for Windows Operation
Manual (Included with the screen editor
software)
SEE
2.1.3 Device Monitor Registration (page 2-
2)
SEE
2.1.4 Project Transfer (page 2-4)
SEE
GP-PRO/PB III for Windows Operation
Manual (Included with the screen editor
software)
SEE
2.1.5 Copy Boot File to a CF Card (page 2-
4)
SEE
2.1.6 Insert the CF Card into the GP (page
2-4)
SEE
1.1.1 System Design (page 1-3)
SEE
2.1.7 Connect the GP to the PLC (page 2-4)
SEE
2.2 PLC Ladder Monitor Feature Startup
(page 2-5)

Mitsubishi Electric Q Series PLC Ladder Monitor Operation Manual
1-6
Memo

2-1
2Operation
2.1 Installation
2.2 PLC Ladder Monitor Feature Startup
2.3 Screen Names
2.4 Screen Operation
2.5 Usage Restrictions

Mistubishi Electric Q Series PLC Ladder Monitor Operation Manual
2-2
2.1 Installation
Please perform the following installation procedure prior to using the PLC Ladder Monitor feature.
2.1.1 CD Installation
In Windows Explorer, double-click on the CD’s Setup.exe file to start the installer program. Follow the
installer program’s directions.
2.1.2 Project File Creation/Running
Create a new project file, or run an existing project file.
For project file details,
2.1.3 Device Monitor Registration
Register the Device Monitor feature in your project.
Starting from the screen editor software’s main screen, the procedure for registering the Device Monitor fea-
ture is explained below.
Registering the Device Monitor screen
Select the [Screen / Setup] menu’s [Device Monitor] feature.
Click [Add] to register the feature.
• Prior to running the installer program, GP-PRO/PB III for Windows Ver. 5.0 or
later screen editor software must be installed on your system.Refer to the section
of the GP-PRO/PBáV for Windows Setup Guide that relates to your unit's OS
SEE
GP-PRO/PB III for Windows Operation Manual (Included with the screen editor software)
• To register the Device Monitor feature, at least 90KB of free GP space must be available. There-
fore, after sending your project to the GP unit, be sure to check that at least 90KB of space is
remaining for this feature.
You can check the amount of GP memory used by your project via the Project Manager's
[Project] -> [Property] screen.

Chapter 2 Operation
2-3
The following screen appears if the Device Monitor feature has already been registered.
Click [Delete] to delete the currently registered Device Monitor data. Then, select [Screen / Setup] menu's
[Device Monitor], and click [Add] to register the feature again.
Registering the Global Window
Select the [GP Settings] feature's [Extended Settings] tab, and click [Global Window]. The following [Global
Window Settings] screen will appear.
Enter the following settings:
[Global Window Settings] - Select [Global Window].
[Window Access Mode] - Select [Indirect].
[Data Format] - Select [Binary]
Click [OK] to confirm these settings.

Mistubishi Electric Q Series PLC Ladder Monitor Operation Manual
2-4
2.1.4 Project Transfer
Next, transfer the project to the GP unit.
For project transfer details,
2.1.5 Copy Boot File to a CF Card
Insert a CF Card into your PC's CF Card reader and copy the Ladder Monitor boot file to the CF Card's root
directory.
The boot file is located in GP-PRO/PB III for Windows screen editor software's [PROTOCOL] folder.
Mitsubishi Electric's Q Series Ladder Monitor boot file filename: MEL_QP.SYS
To copy this program to a CF card, the card must have at least 2MB or more free space.
2.1.6 Insert the CF Card into the GP
Remove the CF Card from your PC's card reader and insert it in the GP unit's CF Card socket.
For CF Card socket insertion details,
2.1.7 Connect the GP to the PLC
Connect the data transfer cable between the GP and the PLC.
For cable connection details,
SEE
GP-PRO/PB III for Windows Operation Manual (Included with the screen editor software).
SEE
Your GP unit User Manual (Separately sold).
SEE
1.1.1 System Design (page 1-3)
SEE
GP-PRO/PB III for Windows Device/PLC Connection Manual (Included with the screen editor soft-
ware)

Chapter 2 Operation
2-5
2.2 PLC Ladder Monitor Feature Startup
Either of the following two methods can be used to start the PLC Ladder Monitor feature.
2.2.1 Via the Menu Bar
(1) To call up the GP screen’s Menu Bar, simultaneously press the areas marked by (i), (ii) and (iii) (See
below)
(2) After the Menu Bar appears, select [MONITOR].
(3) [Menu] screen is displayed,touch the [Ladder Monitor] button.
• If the Device Monitor feature has not been registered correctly, the [MONITOR] button will not
be displayed in the Menu Bar.
SEE
2.1.3 Device Monitor Registration (page 2-2)
iiii
ii

Mistubishi Electric Q Series PLC Ladder Monitor Operation Manual
2-6
2.2.2 Turning the Extended Special Relay Area ON
Use a bit switch etc. to turn ON the GP internal memory's extended special relay LS2078's bit 1. This will
start up the PLC Ladder Monitor feature
.
Reserved
1:Start Ladder Monitor
Reserved
1:Read out cache data
Bit 1:Turning this bit ON starts the Ladder Monitor. The Ladder Monitor menu will not appear.
Bit 3:Immediately after the Ladder Monitor starts, turning this bit ON displays the ladder program
cached in the CF card. When using Bit 3, be sure to turn Bit 1 ON at the same time.
(cf. “Related Units” - “Related GP Units”)
If there is no cache data on the CF card, simply turning Bit 1 ON will read out the current data.
* Prior to using the Cache feature, the data must be read into a PC one time.
15 .... 3210
LS2078
• Bits other than bit 1 are reserved. Do not write data to any of these bits.
}
Reserved

Chapter 2 Operation
2-7
2.3 Screen Names
The following sections explain PLC Ladder Monitor screen layout.
2.3.1 Main screen
The PLC Ladder Monitor's main screen contains the following information.
The number of rows that can be displayed on the screen varies depending on the comment mode. There are
three comment modes
• No comment mode................................(11 contacts + 1 FUNC instruction) x 8 rows
• Comment mode.....................................(11 contacts + 1 FUNC instruction) x 3 rows
• Compressed comment mode.................(11 contacts + 1 FUNC instruction) x 5 rows
For details regarding comments,
2.3.2 Ladder Diagrams
Types of ladder diagram screen data are shown below.
SEE
2.4.4 Comments (page 2-15)
Step Number, Label Ladder Diagram, Ladder Data, Comments
Power Lines Power Lines
Error Display Area
Device Comment
Current Value
Step Number