Mitsubishi MELSEC Q Series Manuale utente

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SAFETY PRECAUTIONS

(Always read these instructions before using this equipment.)

Before using this product, please read this manual and the relevant manuals introduced in this manual

carefully and pay full attention to safety to handle the product correctly.

Note that these precautions apply only to this product. Refer to the user's manual of the CPU module for

the programmable controller system safety precautions.

In this manual, the safety instructions are ranked as "DANGER" and "CAUTION".

DANGER

CAUTION

Indicates that incorrect handling may cause hazardous conditions,

resulting in death or severe injury.

Indicates that incorrect handling may cause hazardous conditions,

resulting in medium or slight personal injury or physical damage.

Note that the !CAUTION level may lead to a serious consequence according to the circumstances.

Always follow the instructions of both levels because they are important to personal safety.

Please save this manual to make it accessible when required and always forward it to the end user.

[Design Precautions]

!DANGER

•When controlling a running programmable controller (e.g. modifying data), establish an interlock

circuit in a sequence program for safety of the overall system.

Also, be sure to read the manual carefully and ensure safety before making controls such as

change of operation status.

Especially, when controlling a programmable controller from a remote location via the Internet,

problems on the programmable controller side may not be dealt with promptly due to abnormal

data communication.

Establish an interlock circuit in a sequence program.

•For the operation status of each station in the event of a communication error in the station, see

the manual for each station.

Failure to do so can cause an accident due to false output or malfunction.

•When the e-mail function is utilized, it may take time to send e-mail or is disabled depending on

the status of the send server, transmission path, receive server and/or receive device.

To ensure the safety of the programmable controller system, provide calling circuits using lamps

and buzzers.

•Provide a safety circuit outside the programmable controller so that safety of the whole system

can be ensured against an external power failure or programmable controller failure.

Failure to do so may cause an accident due to false output or malfunction.

•If it is necessary to ensure the security of the programmable controller system against

unauthorized and illegal access from external devices via the Internet, appropriate measures

(firewall, etc.) must be taken by the user.

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[Design Precautions]

!DANGER

•Do not write any data into the "System area" of the buffer memory of the intelligent function

module.

Also, do not output (turn on) the "Use prohibited" signal, which is one of the output signals from

the programmable controller CPU to the intelligent function module.

If data is written to the "System area" or the "Use prohibited" signal is output, there is a risk that

the programmable controller system may malfunction.

!CAUTION

•Do not bunch the control wires or communication cables with the main circuit or power wires, or

install them close to each other.

They should be installed 100 mm (3.94 inch) or more from each other.

Not doing so could result in noise that would cause erroneous operation.

•Do not power off a station where this module is mounted and do not reset the programmable

controller CPU while storing the settings into the standard ROM of the module using a Web

browser.

This may make the data unstable within the standard ROM and require resetting and re-storing,

or it may cause a failure or malfunctions of the module.

[Installation Precautions]

!CAUTION

•Use the programmable controller in the environment specified in the user's manual of the CPU

module.

Using this programmable controller in an environment outside the range of the general

specifications could result in electric shock, fire, erroneous operation, and damage to or

deterioration of the product.

•While pressing the installation lever located at the bottom of module, insert the module fixing tab

into the fixing hole in the base unit until it stops. Then, securely mount the module with the fixing

hole as a supporting point.

Incorrect loading of the module can cause a malfunction, failure or drop.

When using the programmable controller in the environment of much vibration, tighten the

module with a screw.

•Completely turn off the externally supplied power used in the system before mounting or

removing the module.

Not doing so could result in damage to the product.

•Tighten the screw in the specified torque range.

Undertightening can cause a drop, short circuit or malfunction.

Overtightening can cause a drop, short circuit or malfunction due to damage to the screw or

module.

•Do not directly touch the module's conductive parts or electronic components.

Touching the conductive parts could cause an operation failure or give damage to the module.

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[Installation Precautions]

!CAUTION

•For connector wiring, correctly press, pressure-weld or solder the connecting part by using the

tool specified by the manufacturer.

Poor connection may cause short circuits, fires or malfunctions.

•Be sure to set the Compact FlashTM card by pressing it into the Compact FlashTM card slot.

Confirm it is completely set.

Poor contact may lead to malfunctions.

[Wiring Precautions]

!CAUTION

•Be sure to fix communication cables and power cables to the module by ducts or clamps.

Failure to do so may cause damage of the module or the cables due to accidental pull or

unintentional shifting of the cable, or malfunctions due to poor contact of the cables.

•Connect the connectors to the module securely.

•Tighten the terminal screws with the specified torque.

If the terminal screws are loose, it could result in short circuits, fire, or erroneous operation.

Tightening the terminal screws too far may cause damages to the screws and/or the module,

resulting in fallout, short circuits, or malfunction.

•Do not hold the communication cable by hand when pulling it out from the module.

Be sure to hold the connector by hand, when removing the cable with a connector from the

module.

Failure to do so may cause malfunctions or damage to the module or cable.

•Be sure there are no foreign substances such as sawdust or wiring debris inside the module.

Such debris could cause fires, damage, or erroneous operation.

•The module has an ingress prevention label on its top to prevent foreign matter, such as wire

offcuts, from entering the module during wiring.

Do not peel this label during wiring.

Before starting system operation, be sure to peel this label because of heat dissipation.

[Startup/Maintenance Instructions]

!DANGER

•Do not touch the terminals while the power is on.

Doing so may cause malfunctions.

•Before cleaning up and retightening terminal screws and module mounting screws, be sure to

shut off all phases of external power supply used by the system.

Failure to do so can cause the failure or malfunctions of module.

Loose tightening may cause a fall, short-circuits, or malfunctions of the module.

Overtightening may damage the screws and module and cause a fall, short-circuits, or

malfunctions of the module.

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[Startup/Maintenance Instructions]

!CAUTION

•Never disassemble or modify the module.

This may cause failure, malfunctions, injuries or a fire.

•Before mounting/dismounting the module, be sure to shut off all phases of external power supply

used by the system.

Failure to do so may cause failure or malfunctions of the module.

•Do not mount/remove the module onto/from base unit more than 50 times (IE C61131-2

compliant), after the first use of the product.

Failure to do so may cause the module to malfunction due to poor contact of connector.

•Do not drop the battery installed to the module, and do not give it a shock.

Doing so may damage the battery, causing battery fluid leakage in the battery.

If the battery has been dropped or given a shock, do not use it but dispose of it.

•Always make sure to touch the grounded metal to discharge the electricity charged in the body,

etc., before touching the module.

Failure to do so may cause a failure or malfunctions of the module.

[Operating Precautions]

!DANGER

•Before controlling a running programmable controller (e.g. modifying data), fully ensure safety.

•Do not write any data into the "System area" of the buffer memory of the intelligent function

module.

Also, do not output (turn on) the "Use prohibited" signal, which is one of the output signals from

the programmable controller CPU to the intelligent function module.

If data is written to the "System area" or the "Use prohibited" signal is output, there is a risk that

the programmable controller system may malfunction.

[Disposal Instructions]

!CAUTION

•Dispose of this product as industrial waste.

When disposing of batteries, separate them from other wastes according to the local

regulations.

(For details of the battery directive in EU member states, refer to Appendix 9.)

[Transportation Precautions]

!CAUTION

•When transporting lithium batteries, make sure to treat them based on the transport regulations.

(Refer to Appendix 8 for details of the controlled models.)

A - 5 A - 5

REVISIONS

* The manual number is given on the bottom left of the back cover.

Print Date * Manual Number Revision

Dec., 2002 SH (NA)-080320E-A First Printing

Apr., 2003 SH (NA)-080320E-B Correction

Operating Instructions, Section 4.9.1, Section 9.1 (1)(9)

Addition

Section 4.9.2

Nov., 2003 SH (NA)-080320E-C The whole manual was reexamined with the enhancement of the Web

server module functions.

Refer to Appendix 5 for the enhancement of the Web server module

functions.

Apr., 2005 SH (NA)-080320E-D Correction

SAFETY PRECAUTIONS, Operating Instructions, Section 2.4 (1), 2.5 (1),

Section 3.1 (2), Section 4.9.1, Section 6.3.3 REMARKS, 6.4.4

REMARKS, Section 7.2, Section 9.1 (5), 9.3 (064Ch), Appendix 5.2 (2)

Addition

Section 7.2.6, Section 9.3 (0B07h, 0B08h, 0B09h), Appendix 5.1 (2),

Appendix 7

Sep., 2006 SH (NA)-080320E-E Correction

SAFETY PRECAUTIONS, Generic Terms and Abbreviations, Section

2.1, 2.4, 2.5, Section 3.1, 3.6.1, 3.6.2, 3.8.6, 3.8.7, 3.8.9, Section 4.6.3,

4.6.5 to 4.6.7, 4.7, 4.8.3, 4.9.2, 4.10.1, 4.10.3, 4.11, 4.12, Section 6.4.4,

6.6.4, 6.7.4, 6.7.5, Section 8.1 to 8.10, Section 9.2.1, Appendix 1

Jan., 2007 SH (NA)-080320E-F Correction

Operating Instructions, Generic Terms and Abbreviations, Section 2.1,

2.5, Section 3.4, 3.7, Section 4.6.7, Section 6.3.3, Section 8.1,

Section 9.1, 9.3, Appendix 2, 5.1

Apr., 2007 SH (NA)-080320E-G Change of a term

"PLC" was changed to "programmable controller".

Correction

Generic Terms and Abbreviations, Section 2.1, 2.5, Section 4.6.7,

Section 6.2.1, 6.3.3, 6.4.4, Section 8.2 to 8.10, Section 9.3, Appendix 2,

Appendix 5.1, Appendix 6.5

Jan., 2008 SH (NA)-080320E-H Correction

Operating Instructions, Generic Terms and Abbreviations, Packing List,

Section 2.1, 2.4, 3.1, 3.2, 3.6.2, 3.7, 4.1, 4.6.7, 4.9.1, 7.2.4, 9.1, 9.3,

Appendix 1, Appendix 2, Appendix 5.1, Appendix 6.5

Sep., 2008 SH (NA)-080320E-I Correction

SAFETY PRECAUTIONS, Operating Instructions, Compliance with the

EMC and Low Voltage Directives, Generic Terms and Abbreviations,

Section 2.1, 2.4, 2.5, 3.1, 3.8.6, 4.1, 4.9.2, 4.10.1, 4.10.3, 8.2 to 8.10, 9.1,

9.3, Appendix 2, Appendix 5.1

Addition

Appendix 9

Japanese Manual Version SH-080319-K

This manual confers no industrial property rights or any rights of any other kind, nor does it confer any patent

licenses. Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property

rights which may occur as a result of using the contents noted in this manual.

A - 6 A - 6

Operating Instructions

This section explains the precautions in the following order.

1) Precautions for network connection

2) Precautions for performance/specifications

3) Precautions for security

4) Precautions for tag function

5) Precautions for logging function

6) Precautions for user screen creating function

7) Precautions for other functions

8) Precautions for access to Web server module

9) Precautions for battery

10) Precautions for using Compact FlashTM card

11) Precautions for using redundant system

Precautions for network connection

(1) Infrastructure for Internet connection

For devices applicable to the Web server module for the Internet connection or

Internet service providers, refer to Section 2.4.

Note that Internet connection of the Web server module may not be available in

some regions or in some countries depending on the Internet infrastructure.

In this case, please consult your local Mitsubishi service center or representative.

(2) Connection to mail server or FTP server

Powering on the programmable controller immediately after powering it off may

cause failure to connect to the mail server or FTP server. After powering it off,

wait for several minutes before turning it on.

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Precautions for performance and specifications

(1) Performance of the Web server module and the system using the Web server

module.

Performance of the Web server module and the system using the Web server

module differs depending on the following factors.

Conduct verification by user prior to starting the system.

• Operating environment (personal computer, network, and the CompactFlashTM

card)

• Loading status of the network

• Sequence scan time

• Accessing status from a personal computer, terminal display, or intelligent

function module to the programmable controller CPU.

• Accessing status of the Web server module from outside.

• Settings of the Web server module

(2) Number of writes to standard ROM (flash ROM)

Data can be written to the same area of a standard ROM up to 100,000 times, and

there are some write restrictions (standard ROM drive life).

Refer to Section 3.1 REMARKS (1) for the life of the standard ROM drive and how

to check the used condition.

(3) Time handled by Web server module (Refer to Section 3.9)

Transfer delay may occur since the Web server module acquires the clock data

from CPU No.1 at the following timings.

• When the programmable controller is powered off and then on or CPU module is

reset

• Once per minute

Precautions for security

(1) Security of the Web server module

The Web server module supports the basic authentication (account setting) by the

user name and password and the IP filter function, however, it does not prevent all

of illegal access from the outside.

Preventive measures must be taken by users against illegal access to ensure the

programmable controller system safety. (Refer to Section 4.6.5 (3))

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(2) Remote password function of QCPU

The remote password function of the QCPU is not used for the Web server

module.

When restricting access to the QCPU, use the user authentication function of the

Web server module.

Precautions for tag function

(1) Tag setting and component setting (Refer to Section 6.3.3)

(a) When a component setting is deleted, the settings of the components after

the deleted setting No. are shifted up.

When the component has been set in the user part of the user screen creation

function, reexamine the parameters since the setting No. is changed. (Refer to

Chapter 7 for user part details.)

(b) If a component has a wrong device number in the component setting, the

other component that will obtain the device of the same access target CPU

will result in an error. Check the device number set in the component setting.

may be replaced.

(2) Tag sampled at high speed

(a) Be sure to create a user-set system area in the program memory of the

control CPU. (Refer to Section 6.3.3 REMARKS.)

(b) "Sampling: High speed" can be registered to only one tag. (Multiple setting is

not allowed)

High speed" is the access target CPU setting No. 1 (control CPU). (Fixed)

(d) Total points of 96 or less can be set for the devices of the tag component

selected to execute "Sampling: High speed".

Precautions for logging function

(1) Logging setting (Refer to Section 6.4.4)

(a) When the logging file storage has been set to the standard ROM, pay

attention to the free user area of the standard ROM or the number of writes

to standard ROM.

(b) E-mail transmission/File transfer requires several to several tens of seconds

depending on the network line and data size.

Depending on the logging setting, the target file may be deleted before e-mail

transmission or file transfer is completed.

Examine the settings, such as the timing, file capacity and number of saved

files to increase the time to file deletion.

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