Mitsubishi Electric Q Series PLC Ladder Monitor Operation Manual
Introduction Thank you for purchasing the PLC Ladder Monitor Add-on Kit for the Mitsubishi Electric Corporation Q Series. This manual explains the operations for monitoring the PLC ladder programs and device addresses using the GP3000 Series Programmable Display manufactured by Pro-face (Digital Electronics Corporation of Japan.) Please read the manual thoroughly for proper use of this product. Be sure the manual is always available where this product is used.
Manual Description This manual provides following cautions for proper use of the PLC Ladder Monitor Add-on Kit for the Mitsubishi Electric Corporation Q Series. The cautions described herein contain important safety informaiton. The following table shows the symbols and what they mean. Symbol Meaning Failure to follow the instructions on the display may result in adverse events such as device errors or data loss. Important points for use. * The footnotes contain an explanation of the annotated words.
PLC Ladder Monitor Operation Manual 3
Table of Contents Introduction ............................................................................................................................................ 1 Manual Description ................................................................................................................................ 2 Package Content .................................................................................................................................... 2 Table of Contents ...................
1 Summary 1.1 Ladder Monitor ................................................................................................1-2 1.2 Supported Models ...........................................................................................1-3 1.3 Devices that are able to displayed and searched by Ladder Monitor .............1-5 1.4 System Configuration......................................................................................1-7 1.5 Installation Procedure ............................
Ladder Monitor 1.1 Ladder Monitor The ladder monitor is a feature that reads and monitors the PLC (Mitsubishi Electric Corporation PLC Q series) ladder programs on a display screen. It monitors the ladder programs online without stopping other features. Production Input Screen 7 8 9 4 5 6 1 2 3 0 .
Supported Models 1.2 Supported Models Supporting Connected Device Maker Series Name High Performance Model Mitsubishi Electric Corporation Q series Universal Model CPU Q02CPU Q02HCPU Q06HCPU Q12HCPU Q25HCPU Q00UJCPU Q00UCPU Q01UCPU Q02UCPU Q03UDCPU Q04UDHCPU Q06UDHCPU Q10UDHCPU Q13UDHCPU Q20UDHCPU Q26UDHCPU Device PLC Names on GP-Pro EX Link I/F (Version)*2 Mitsubishi Electric Corporation Q series CPU Direct RS-232C CPU direct (V1.16.
Supported Models Relevant Display For displays that support the ladder monitor, see the Pro-face support site “Otasuke Pro!” URL http://www.pro-face.com/otasuke/ Screen Creation Software by Pro-face (Digital Electronics Corporation of Japan) GP-Pro EX Ver.2.00 or later Mitsubishi Electric Corporation Programming Tools MELSOFT GX Series GX Developer • For the programming tool versions that support the ladder monitor, see the Pro-face support site “Otasuke Pro!”.
Devices that are able to displayed and searched by Ladder Monitor 1.3 Devices that are able to displayed and searched by Ladder Monitor The devices that are able to displayed and searched are as below.
Devices that are able to displayed and searched by Ladder Monitor Device Displayed Device Displayed Name Objects GP-Pro Ladder Comment/ EX Monitor Monitor Searched Objects Coil Index register or standard X X Z device register X X N Nesting X X P Pointer X X I Interrupt pointer X X BL SFC block device X X TR SFC transition device X X Jn\X Link input X X Jn\Y Link output X X Jn\B Link relay X X Jn\SB Link special relay X X Jn\W Link register X X Jn\SW Link special register Intelligent function module X X
System Configuration 1.4 System Configuration • For details on connecting the display and PLC, see “Mitsubishi Electric Corporation Q Series CPU Direct Driver” or “Mitsubishi Electric Corporation Q/QnA Series Ethernet Driver” in “GP-Pro EX Device Connection Manual”. • To monitor the Q/QnA Series with Ethernet Connection, you need to input the PC station number of the External Device that you want to monitor by GP-Pro EX.
System Configuration • 1-to-n connection (Access without network) Connected devices Display HUB Connected devices Up to 32 units (With a UDP/IP connection) • 1-to-n connection (Access via network) Display Connected devices Connected devices Ethernet Up to 32 units (With a UDP/IP connection) * Accessible only via a single-level hierarchical network • When communicating via a network, set the timeout to a value larger than that of the response monitoring time at the relay station.
Installation Procedure 1.5 Installation Procedure ) “2.2.2 Setup Procedure” (page 2-4) 1 Install the add-on kit 2 Install the startup file onto a CF Card 3 Create a project file See: 4 Configure the device monitor ) “2.2.2 Setup Procedure” (page 2-4) 5 Transfer the project file with the device monitor settings to the display 6 ) “2.2.
Installation Procedure PLC Ladder Monitor Operation Manual 1-10
2 Using the Ladder Monitor 2.1 Settings Menu .................................................................................................2-2 2.2 Monitoring the PLC Ladder Programs on a Display........................................2-3 2.3 Displaying Ladder Programs in Alarm History View........................................2-9 2.4 Printing the Ladder Monitor View from a Display .......................................... 2-11 2.5 Capturing and Saving the Ladder Monitor View on a CF Card ..
Settings Menu 2.1 Settings Menu Monitoring the PLC Ladder Programs on a Display ) “2.2.1 Details” (page 2-3) ) “2.2.2 Setup Procedure” (page 2-4) CF Card You can display the PLC ladder program on a display screen. Displaying the Relevant Ladder Programs Simultaneously from Alarm History Date 2003/12/13 Trig 20:14 2003/12/13 20:02 ACK Voltage Error 2003/12/13 19:30 Recov 20:08 Hot Pipe Voltage Error 2003/12/13 2003/12/13 Message Conveyor Stopped Hot Pipe 2003/12/13 20:00 ) “2.3.
Monitoring the PLC Ladder Programs on a Display 2.2 Monitoring the PLC Ladder Programs on a Display 2.2.1 Details • See the following pages for the detailed settings. )Chapter3 "Ladder Monitor Screen Features" (page 3-1) With the Ladder Monitor you can remotely view, search, and edit the PLC ladder program as it appears on the HMI. CF Card • The CF Card must have 100 MB or more of free space. • See the following pages for the search feature. ) “3.
Monitoring the PLC Ladder Programs on a Display 2.2.2 Setup Procedure 1 Install the Ladder Monitor CD-ROM onto a PC installed with GP-Pro EX. Run Setup.exe on the CD to launch the installer. Follow the installer instructions to install. • Your PC must have GP-Pro EX Ver.2.00 or later installed. For the OS, see the GP-Pro EX Reference Manual. 2 Install the startup file on a CF Card. Install the CF Card onto your PC. Designate the drive where the CF Card is located to automatically install the file.
Monitoring the PLC Ladder Programs on a Display Using a Switch to Start Up Production Input Screen 7 8 9 4 5 6 1 2 3 E N 0 . T Ladder Monitor 1) From the [Parts (P)] menu, point to [Switch Lamp (C)] and select [Special Switch (P)] or click . Click and drag to place a switch is placed on the screen. 2) Double-click the switch you placed and in [Special Action] select [Start monitor switch]. In [Action], select [Ladder Monitor] or [Ladder Monitor (Cache)].
Monitoring the PLC Ladder Programs on a Display • Read the cache from a CF Card Normally, every time you start the Ladder Monitor, it communicates with the PLC to read the ladder programs and it may take time to display the ladder programs. To improve the display update speed, the Ladder Monitor feature reads the PLC ladder programs onto the device CF Card (cache) first and then displays them.
Monitoring the PLC Ladder Programs on a Display 4 Register the device monitor feature. In GP-Pro EX, from [System Settings], point to [Display Unit] and select [Extended Settings]. Select the [Device Monitor] checkbox. • The device monitor screen uses a global display window. While the device monitor is displayed, the screen cannot display other global windows. When you select the [Device Monitor] checkbox, [Global Window] operation is automatically set to [Indirect].
Monitoring the PLC Ladder Programs on a Display 8 Start up the Ladder Monitor. There are four ways to start up the Ladder Monitor. • System menu • Switch parts • LS area • System variables: #H_LadderMonitor (no cache) #H_LadderMonitorCache (with cache) Ladder Monitor Startup Detail On the screen, touch the top left → on the bottom right (or the top right → on the bottom left) in this order within 0.5 Seconds to display the system menu. Touch the [Ladder Monitor] button to display the main screen.
Displaying Ladder Programs in Alarm History View 2.3 Displaying Ladder Programs in Alarm History View 2.3.1 Details Place the Ladder Monitor startup switch on the alarm history screen. This allows you to display the device whose the alarm is sounding directly from the history screen.
Displaying Ladder Programs in Alarm History View 3 The device search keypad is displayed. The device address you selected on the alarm history screen is automatically entered. Touch [Search]. 4 The ladder programs will be displayed starting with the device for which the alarm sounded.
Printing the Ladder Monitor View from a Display 2.4 Printing the Ladder Monitor View from a Display 2.4.1 Details You can output the Ladder Monitor screen from a printer connected to the display. This allows you to efficiently save and analyze data. 2.4.2 Setup Procedure 1 Connect the display to the printer. Reference:GP-Pro EX Reference Manual 2 On the Ladder Monitor main screen, touch [Print].
Capturing and Saving the Ladder Monitor View on a CF Card 2.5 Capturing and Saving the Ladder Monitor View on a CF Card 2.5.1 Details You can capture and save the Ladder Monitor screen on a CF Card. This allows you to efficiently save and analyze data. CF Card 2.5.2 Setup Procedure 1 On the Ladder Monitor main screen, touch [Capture]. Illuminated in red during capturing 2 The displayed screen is captured and saved on the CF Card. The file name is “CP∗∗∗∗∗.
3 Ladder Monitor Screen Features 3.1 Main Screen ....................................................................................................3-2 3.2 File Selection Screen ......................................................................................3-4 3.3 Menu Screen...................................................................................................
Main Screen 3.1 Main Screen Main Screen Feature Names Step number I/O comments Current Value Power bar Error display Setting Menu Read Power bar Description This displays the menu screen. For details, see the following pages. ) “3.3 Menu Screen” (page 3-6) This displays the file selection screen where you select the ladder program to read. For details, see the following pages. ) “3.
Main Screen Setting Description This selects the display method for I/O comments. Touch to switch Short Comment Mode --> Compressed Comment Mode -> No Comment Mode in this order. • Short comment mode This displays up to 5 single-byte characters x 3 lines of comments. • Compressed comment mode This displays up to 5 single-byte characters x 6 lines of comments. This displays the characters compressed to 1/2 vertical size. • No comment mode This displays no I/O comments.
File Selection Screen 3.2 File Selection Screen Names and Features on the File Selection screen Setting Name Size Date Time Title Target CPU Ladder Storage Comment Storage PLC Sel Description This displays the name of the ladder file /comments file. This displays the size of the ladder file/comments file. This displays the date when you saved the ladder file/comments file. This displays the time you saved the ladder file/comments file. This displays the comments you made to the file.
File Selection Screen Setting Description This reads the ladder programs onto a CF Card. • The read button triggers saving of only ladder programs and comments to the CF Card. It always reads and displays the latest numeric values from the PLC. OK Reading to a CF Card /Cancel If you change the ladder programs or comments on the PLC after reading the PLC data to the CF card of the display, the Ladder Monitor for the display will not be updated. Read the data again to update the saved data.
Menu Screen 3.3 Menu Screen Setting Description This searches by the step number (number of steps) of the ladder program. This displays the ladder program with the specified step number (number of steps) at the top of the screen. Step Search This searches by the device address. This displays the ladder program with the specified device address at the top of the screen. Device Search • When you touch a device on the screen twice, the [Device Search] dialog box will appear.
Menu Screen Setting Description This searches by output instruction. This displays the ladder program with the specified output instruction at the top of the screen. Coil Search This changes the timer/counter instruction setting values. Enter the timer or counter address to set the value. Timer/Counter Setting Device monitor The value you entered is displayed. The address you entered is displayed. This displays the device monitor screen.
Menu Screen PLC Ladder Monitor Operation Manual 3-8
4 Restrictions 4-1
Ladder Monitor Restrictions • Depending on the version, your programming tool may not be able to display ladder programs. For the versions supporting programming tools, see the Pro-face support site “Otasuke Pro!”. For the instructions that you can monitor, see the PLC manual. • To use this feature, your CF Card must have 100 MB or more of free space. • To monitor a bit device used in a FUNC instruction, the Word data of the bit address divided by 16 is displayed in hexadecimal notation.
Timer/Counter Value Change Screen Restrictions • You cannot change the setup value when the indexed device, the link direct device (J\) or the intelligent function unit (U\G) is specified. • To display the ladder program after changing the value, you need to read and display the ladder again. • When using Universal Model QCPU, you need to set the time of [timeout] longer than the [Transfer time of program memory batch-transfer].
Error Messages Error Messages Solution There is no CF-Card in the GP. Please check if the CF Card is inserted properly. It failed to read a file in the CFCard. Please check if the CF Card is inserted properly. It failed to write a file in the CF- • Please check if the CF Card is inserted properly. Card. • Please check if the CF Card has enough space. It failed to load the Ladder Monitor. • Please check for damage to the CF Card. • Please format the CF card to either FAT32 or FAT, and try again.