Mitsubishi Electric MELSEC iQ-R RX40NC6S-TS User Manual
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Mitsubishi Electric MELSEC iQ-R RX40NC6S-TS User Manual

Mitsubishi Electric MELSEC iQ-R RX40NC6S-TS User Manual

Programmable controller i/o module (with safety functions)
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MELSEC iQ-R I/O Module (With Safety Functions)
User's Manual
-RX40NC6S-TS
-RY48PT20S-TS
'TRANSLATION OF THE ORIGINAL INSTRUCTIONS'

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Summary of Contents for Mitsubishi Electric MELSEC iQ-R RX40NC6S-TS

  • Page 1 MELSEC iQ-R I/O Module (With Safety Functions) User's Manual -RX40NC6S-TS -RY48PT20S-TS ‘TRANSLATION OF THE ORIGINAL INSTRUCTIONS’...

  • Page 3: Safety Precautions

    SAFETY PRECAUTIONS (Read these precautions before using this product.) Before using this product, please read this manual and the relevant manuals carefully and pay full attention to safety to handle the product correctly. The precautions given in this manual are concerned with this product only. For the safety precautions of the programmable controller system, refer to the MELSEC iQ-R Module Configuration Manual.
  • Page 4 [Design Precautions] CAUTION  Do not install the wiring of external devices or communication cables together with the main circuit lines or power cables. Doing so may result in malfunction due to noise. Keep a distance of 100mm or more between those cables. ...
  • Page 5 Directly touching any conductive parts of the connectors while power is on may result in electric shock. *1 For details, please consult your local Mitsubishi Electric representative. [Wiring Precautions] CAUTION  Individually ground the FG and LG terminals of the programmable controller with a ground resistance of 100 ohms or less.
  • Page 6 [Startup and Maintenance Precautions] WARNING  Do not touch any terminal while power is on. Doing so will cause electric shock or malfunction.  Shut off the external power supply (all phases) used in the system before cleaning the module. Failure to do so may result in electric shock.
  • Page 7 [Disposal Precautions] CAUTION  When disposing of this product, treat it as industrial waste. [Transportation Precautions] CAUTION  For shipping, always use the original packaging.  The halogens (such as fluorine, chlorine, bromine, and iodine), which are contained in a fumigant used for disinfection and pest control of wood packaging materials, may cause failure of the product.

  • Page 8: Conditions Of Use For The Product

    (2) Mitsubishi Electric prohibits the use of Products with or in any application involving, and Mitsubishi Electric shall not be liable for a default, a liability for defect warranty, a quality assurance, negligence or other tort and a product liability in these applications.

  • Page 9: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS ..............1 CONDITIONS OF USE FOR THE PRODUCT .
  • Page 10 Safety Input Function ..............59 Input wiring selection function .
  • Page 11 INDEX REVISIONS ................125 WARRANTY .

  • Page 12: Relevant Manuals

    System configuration, parameter settings, and online operations of GX Works3 e-Manual [SH-081215ENG] e-Manual refers to the Mitsubishi Electric FA electronic book manuals that can be browsed using a dedicated tool. e-Manual has the following features: • Required information can be cross-searched in multiple manuals.

  • Page 13: Terms

    TERMS Unless otherwise specified, this manual uses the following terms. Term Description Engineering tool A tool used for setting up programmable controllers, programming, debugging, and maintenance Safety control Machine control by safety programs and safety I/O refresh. When an error occurs, the machine in operation is securely stopped.

  • Page 14: Chapter 1 Product Lists

    PRODUCT LISTS Input modules Module name Input Current Weight Model Reference specifications consumption Page 17 RX40NC6S-TS DC DC input module Negative Spring clamp terminal 260mA 0.21kg RX40NC6S-TS common type block input module 24VDC, 32 points Output module Module name Output Current Weight Model...
  • Page 15 MEMO 1 PRODUCT LISTS...

  • Page 16: Chapter 2 Part Names

    PART NAMES This section describes the part names of the safety I/O module. Safety input module Safety output module Name Description RUN LED Indicates the operating status. On: In operation Off: Major error ERR LED Indicates the error status of the module. On: Minor error *2*5 Flashing: Moderate error...
  • Page 17 MEMO 2 PART NAMES...

  • Page 18: Chapter 3 Specifications

    SPECIFICATIONS This chapter describes the general specifications, performance specifications of each module, and function list. General Specifications Item Specifications Operating ambient temperature 0 to 55 (When an extended temperature range base unit is not used) 0 to 60 (When an extended temperature range base unit is used) Storage ambient temperature -25 to 75...

  • Page 19: Performance Specifications

    Performance Specifications RX40NC6S-TS DC input module Item Specifications Number of input points Single wiring: 16 points, double wiring: 8 points Rated input voltage 24VDC (ripple ratio: 5% or less) (allowable voltage range: 20.4 to 28.8VDC) Rated input current Approx. 6.8mA TYP. (at 24VDC) ON voltage/ON current 11V or higher/4mA or higher OFF voltage/OFF current...

  • Page 20: External Connection

    External connection +24V Reverse *1*2 24VDC +24V connection protection circuit +24V · · · · · · Internal Safety circuit · · switch A device such as safety sensor *1*2 24VDC Control output 1 Control output 2 · · *1 For a power supply to supply 24VDC, use a power supply (SELV power supply) that does not exceed 30VAC (effective value), 42.4V (peak value), or 60VDC and that is compliant with "limited-energy circuit"...
  • Page 21 Input terminal block signal name Appearance Terminal number Signal name Terminal number Signal name +24V +24V Among the terminals with the same signal name, you can choose any terminals since they are internally connected. In addition, NC is reserved. Do not use this terminal. 3 SPECIFICATIONS 3.2 Performance Specifications...
  • Page 22 RY48PT20S-TS transistor output module Item SPECIFICATIONS Number of output points Single wiring: 8 points, double wiring: 4 points Rated load voltage 24VDC (ripple ratio: 5% or less) (allowable voltage range: 20.4 to 28.8VDC) Maximum load current 2A/point, 16A/common Maximum inrush current Current is to be limited by the overload protection function.
  • Page 23 External connection +24V Reverse *1*3 24VDC +24V connection protection circuit +24V · · +24V · · Safety relay Internal Load circuit Safety relay · · COM- COM- · · A device such COM- as controller *1*3 24VDC Control input 1 Control input 2 *1 For a power supply to supply 24VDC, use a power supply (SELV power supply) that does not exceed 30VAC (effective value), 42.4V...
  • Page 24 Output terminal block signal name Appearance Terminal number Signal name Terminal number Signal name COM- COM- COM- COM- COM- COM- COM- COM- +24V +24V Among the terminals with the same signal name, you can choose any terminals since they are internally connected. In addition, NC is reserved.
  • Page 25 Safety response time The following shows the calculation formula for the maximum value of the safety response time, including error detection, for the safety I/O module. Safety input module  Safety output module The following indicates the time from when a signal is input to the safety input module until the output of the safety output module is turned on or off.
  • Page 26 Safety CPU  Safety output module The following indicates the time from when the safety device of the Safety CPU is turned on or off until the output of the safety output module is turned on or off. Sought variable Calculation formula Maximum value SCcpu+(SCio2.5)+RT+Rout...

  • Page 27: Function List

    Function List This section describes the function list, operation modes, and state transition of the safety I/O module. Function list The table below lists the functions of the safety I/O module. : Available, : Not available Item Description Applicable module Reference Safety Safety...
  • Page 28 Operation mode and state transition The following describes the operation mode/state and transition conditions of the safety I/O module. (1) Power supply OFF state (2) Initial processing state (5) Moderate error status (3) Standby mode (6) Major error status (4) Safety operation mode *1 This includes a minor error status.

  • Page 29: Chapter 4 Procedures Before Operation

    PROCEDURES BEFORE OPERATION Procedures Before Operation This chapter describes the procedures before operation. Mounting a module Mount the safety I/O module in any desired configuration. Page 29 System Configuration Wiring Perform wiring of external power supply and external devices to the safety I/O module. Page 32 Wiring Adding a module Add the safety I/O module to a module configuration by using the engineering tool.

  • Page 30: Module Replacement Procedure

    Module Replacement Procedure This section describes the module replacement procedure. Powering off the system Turn off the programmable controllers including the safety I/O module and external power supply. Removing the I/O terminal block Remove the I/O terminal block of the safety I/O module to be replaced with wires connected. Page 32 Installing and removing the I/O terminal block Removing the safety I/O module to be replaced Remove the safety I/O module to be replaced from the base unit.

  • Page 31: Chapter 5 System Configuration

    SYSTEM CONFIGURATION System Configuration System configuration example when safety I/O modules are used The following figure shows an example of the system configuration when safety I/O modules are used. Emergency Safety Robot Emergency Safety Robot stop switch light curtain stop switch light curtain Safety light curtain...

  • Page 32: Applicable Systems

    Applicable Systems Applicable modules and the number of mountable modules The following table shows applicable modules and the number of mountable modules. Applicable module Firmware version Number of mountable modules Safety CPU • R08SFCPU "31" or later 63 pieces maximum •...

  • Page 33: Safety Standards

    Safety Standards This product complies with the following standards. Standard EN ISO 13849-1: 2015 EN ISO 13849-2: 2012 EN 61508 Parts 1-7: 2010 EN 61131-2: 2007 (clauses 6.1-6.3, 8) IEC 61131-2: 2017 (clauses 5.2.1, 5.3, 7) EN 61000-6-7: 2015 The revisions of the applicable standards are subject to an update. For the latest information, check EC-Type- Examination Certificate on the TUV Rheinland website (www.tuv.com).

  • Page 34: Chapter 6 Installation And Wiring

    INSTALLATION AND WIRING Installation of Safety I/O Module For installation of the safety I/O module, refer to the following. MELSEC iQ-R Module Configuration Manual Wiring Wire to be used The following table describes the wire to be connected to the terminal block for the external power supply and I/O terminal block.
  • Page 35 The terminal block can be inserted with the lever locations other than the lock lever position. After insertion, check that the lever is in the lock lever position. Precautions for external wiring • Use a ferrule for the wiring to the terminal block. If a stripped wire is inserted to a wire insertion opening, the wire cannot be clamped securely.
  • Page 36 Processing method of the cable terminal Strip the cable from the tip. • For how long the cable should be stripped, follow the specifications of the ferrule used. • Stripping the cable too long may cause electric shock or short circuit between adjacent terminals because the conductive part sticks out of the I/O terminal block.

  • Page 37: Disconnecting The Cable

    Connecting the cable Insert a wire onto which a ferrule is crimped into the wire insertion opening and push the wire. After that, pull the cable lightly toward you, to check that it is securely clamped. For the correct terminal orientation to insert it, refer to the figure below. Cross-sectional shape of ferrule 1.5mm R1.2mm...

  • Page 38: Wiring Of The External Power Supply

    Wiring of the external power supply If the external power supply is off when the power supply to the programmable controller is turned on, an external power supply voltage error (error code: 3600H or 1A00H) occurs. Turn on the external power supply before turning on the programmable controller.

  • Page 39: Wiring Test For External Output

    Wiring test for external output When the safety operation mode of the Safety CPU is test mode, a wiring test for external output can be executed by using the current value change function of the engineering tool to change the current value of the safety device. For details on the current value change function, refer to the following.

  • Page 40: Chapter 7 Parameter Settings

    PARAMETER SETTINGS This chapter describes the parameter settings of the safety I/O modules. Parameter Setting Procedure Add the safety I/O module to the setting in the engineering tool. [Navigation window]  [Parameter]  [Module Information]  Right-click  [Add New Module] The parameter setting consists of three items: basic settings, application settings, and refresh settings.

  • Page 41: Parameter Setting Of The Rx40Nc6S-Ts

    Parameter Setting of the RX40NC6S-TS Basic setting Safety input function This setting is used to safely input external signals. Item Description Setting range Wiring selection of input Set the input wiring in units of 2 input points. • Not used •...
  • Page 42 Safety I/O refresh device setting Set the transfer range of the safety device of the Safety CPU that sends and receives safety data. Item Description Setting range Input module with safety Device name Set the device name of the Safety CPU that •...

  • Page 43: Application Setting

    Application setting I/O LED indication setting function on error condition Set the I/O LED indication method on error condition. Item Description Setting range I/O LED indication setting on error Set the LED indication method on error condition. • No indication of error point condition •...

  • Page 44: Input Dark Test Function

    Input dark test function Set the items regarding the input dark test function. Item Description Setting range Input dark test execution setting Set whether to perform the input dark test function in • Perform units of 2 input points. • Do not perform (Default: Perform) Input dark test pulse OFF time setting Set the width of the OFF pulses that the terminals T0 to...

  • Page 45: Refresh Setting

    Refresh Setting Set the refresh timing of the refresh destination specified. Refresh Timing Set the refresh timing. Item Description Setting range Refresh Timing Set the refresh timing. • At the Execution Time of END • At the Execution Time of END Instruction: Refresh takes place at the Instruction time of the END processing of the Safety CPU.

  • Page 46: Parameter Setting Of The Ry48Pt20S-Ts

    Parameter Setting of the RY48PT20S-TS Basic setting Safety output function This setting is used to safely output external signals. Item Description Setting range Wiring selection of output Set the output wiring in units of 2 output points of. • Not used •...
  • Page 47 Safety I/O refresh device setting Set the transfer range of the safety device of the Safety CPU that sends and receives safety data. Item Description Setting range Output module with safety Device name Set the device name of the Safety CPU that •...

  • Page 48: Application Setting

    Application setting I/O LED indication setting function on error condition Set the I/O LED indication method on error condition. Item Description Setting range I/O LED indication setting on error Set the LED indication method on error condition. • No indication of error point condition •...

  • Page 49: Refresh Setting

    Refresh Setting Set the refresh timing of the refresh destination specified. Refresh Timing Set the refresh timing. Item Description Setting range Refresh Timing Set the refresh timing. • At the Execution Time of END • At the Execution Time of END Instruction: Refresh takes place at the time of Instruction the END processing of the Safety CPU.

  • Page 50: Safety Module Validation

    Safety Module Validation This function enables the parameters of the safety I/O module. Perform a safety module validation to start safety control of the safety I/O module. Procedure for enabling the safety module The following describes the procedure for enabling the safety module. Displaying the Safety Module Operation window Display the Safety Module Operation window.

  • Page 51: Displayed Items

    Displayed items Item Description Start I/O Number Indicates the start I/O number where the safety I/O module is mounted. Base Indicates the type of the base on which the safety I/O module is mounted. "Main" or "Extension" is displayed. Slot Number Indicates the slot number to which the safety I/O module is mounted.
  • Page 52 Checking the safety module position Visually check that the target safety I/O module is mounted at the correct position. The SAFETY LED of the target safety I/O module can be made to flash at high speed (400ms cycle) by performing the SAFETY LED flashing start operation.
  • Page 53 The SAFETY LED returns to its original state from flashing at high speed (400ms cycles), and "Safety Module Position Check Execution Status" becomes "Stopping". 7 PARAMETER SETTINGS 7.3 Safety Module Validation...
  • Page 54 Safety module validation Visually check parameters of the safety I/O module targeted for the safety module validation, and confirm that the parameters are set as intended. After that, follow the procedure below. Operating procedure While the target module is selected, click the [Enable] button. Click the [Yes] button.
  • Page 55 Check that "Valid" is displayed for "Module Status". • Ensure that the safety operation mode of the Safety CPU is set to TEST MODE before performing safety module operation. ( MELSEC iQ-R CPU Module User's Manual (Application)) • If a safety I/O module where the safety module validation has been completed is attempted to be enabled, the module status does not change.

  • Page 56: Chapter 8 Functions

    FUNCTIONS Safety I/O Refresh Function Safety I/O refresh The safety I/O refresh function periodically communicates I/O data between the safety I/O module and the Safety CPU by using safety protocols when the operation mode of the safety I/O module is set to safety operation mode. ( Page 26 Operation mode and state transition) For data communications, the safety devices of the Safety CPU are used.
  • Page 57 Monitoring time for safety I/O refresh This value indicates the monitoring time for monitoring errors that involve safety I/O refresh. When a time exceeds the monitoring time, a safety I/O refresh error (error code: 1A03H to 1A09H) is detected, and the safety I/O refresh is stopped.
  • Page 58 Safety input refresh interval monitoring time For the safety input refresh interval monitoring time, set a value that satisfies the following condition. Calculation formula SIref  SCcpu2 • SIref: Safety input refresh interval monitoring time • SCcpu: Safety cycle time of the Safety CPU (set using the CPU parameter of the Safety CPU) •...

  • Page 59: Setting Method

    Setting method Set safety I/O refresh using the module parameters of the safety I/O module. [Navigation window]  [Parameter]  [Module Information]  Module model name  [Module Parameter] Item Description Reference Page 40 Safety I/O refresh Safety I/O refresh device Set the safety device used for safety I/O refresh.

  • Page 60: Safety I/O Refresh Interlock

    Safety I/O refresh interlock When a safety I/O refresh error occurs, safety data transfer is automatically stopped to prevent incorrect input and incorrect output. This function prevents machines that have stopped due to a safety I/O refresh error from suddenly restarting due to recovery from the safety I/O refresh error.

  • Page 61: Safety Input Function

    Safety Input Function This function safely inputs external signals. This function cannot be used in any modes other than the safety operation mode. All the safety inputs (SA\X) are off in any modes other than the safety operation mode. In the safety operation mode, 24VDC output of the test pulse output terminals (T0 to T3) is enabled.
  • Page 62 Diagnostic functions to detect input errors Input errors can be detected by using the following diagnostic functions. Diagnostic function Description Reference Page 65 Double input Double input discrepancy detection Detects the discrepancy of double input signals. function discrepancy detection function Page 68 Input dark test function Input dark test function Outputs test pulses to turn off the inputs that are on and diagnoses contacts...
  • Page 63 Setting method [Navigation window]  [Parameter]  [Module Information]  Module model name  [Basic setting]  [Safety input function] Item Description Reference *1*2 Page 39 Safety input function Wiring selection of input Set the input wiring in units of 2 input points. *1 For unused input terminals, set "Not used"...

  • Page 64: Input Response Time Setting Function

    Input response time setting function The input response time setting function is used to set the filter time to reduce incorrect inputs caused by noise in input signals. The longer the input response time is, the higher tolerance for chattering and noise the module has. But the response to input signals becomes slower.

  • Page 65: Safety Output Function

    Safety Output Function This function safely outputs signals. This function cannot be used in any modes other than the safety operation mode. All the safety outputs (SA\Y) are off in any modes other than the safety operation mode. Output wiring selection function This function is used to select double wiring or single wiring of the output wiring.
  • Page 66 Diagnostic functions to detect output errors Output errors can be detected by using the following diagnostic functions. Diagnostic function Description Reference Page 71 Output dark test function Output dark test function Outputs test pulses to turn off the outputs that are on and diagnoses contacts for failure.

  • Page 67: Input Diagnostic Function

    Input Diagnostic Function Double input discrepancy detection function This function discriminates failures by monitoring the discrepancy state of doubled I/O signals. Double input discrepancy detection If "Double input discrepancy detection setting" in "Application setting" is set to "Detect", a double input discrepancy detection error is generated as an input error when the discrepancy state of double inputs continues for the set time or longer.

  • Page 68: Operation At Error Detection

    Double input discrepancy auto recovery function When a double input discrepancy detection error has occurred, removing the error factor recovers the module into the normal state automatically. By enabling this function, restarting the safety input module to recover from the error is not required. Auto recovery timing To clear a double input discrepancy detection error, turning off both of the actual input signals is required.
  • Page 69 Setting method The double input discrepancy detection function is set using the following module parameters. [Navigation window]  [Parameter]  [Module Information]  Module model name  [Module Parameter]  [Application setting] Item Description Reference Double input discrepancy detection Set whether to detect double input discrepancy in units of 2 input points. Page 41 Double input setting When double input discrepancy errors do not need to be detected during...

  • Page 70: Input Dark Test Function

    Input dark test function This function outputs test pulses to turn off the inputs that are on and diagnoses contacts including external devices for failure. Failures including circuit fixing and short-circuit faults can be detected. The OFF time for test pulses and the number of pulse outputs used in one diagnostic can be set depending on the usage environment.
  • Page 71 Setting method Set the input dark test function by using the following module parameters. [Navigation window]  [Parameter]  [Module Information]  Module model name  [Module Parameter]  [Application setting] Item Description Reference Input dark test execution setting Set whether to perform the input dark test function in units of 2 input points. Page 42 Input dark test function Input dark test pulse OFF time Set the width of the OFF pulses that the terminals T0 to T3 output.

  • Page 72: Internal Input Dark Test Function

    Internal input dark test function This function outputs test pulses to the internal input circuit of the safety input module to detect a circuit-fixing failure. The test pulses turn off the inputs that are on to detect the failure. The function is conducted to safety input signals where "Wiring selection of input" in "Basic setting" is set to an item other than "Not used".

  • Page 73: Output Diagnostic Function

    Output Diagnostic Function The output diagnostic function is a safety function for determining failure of output signals using the safety output function. Output dark test function This function outputs test pulses to turn off outputs that are on and diagnoses the internal circuit for failure. The read-back circuit checks the test pulse and output circuit fixing can be detected.

  • Page 74: Output Read-Back Function

    Output read-back function This function reads back output results and diagnoses whether the output signal is correctly on or off. By diagnosing whether the output terminal status matches the output data of the safety device, the output read-back function detects output operation errors of the module. The parameter setting is not required to use the output read-back function.

  • Page 75: Protection Functions

    Protection Functions The following table lists the protection functions. Function name Purpose Description Module power supply Prevents ignition or burnouts from/of the safety I/O module This function operates when the internal power supply of the overvoltage protection due to overvoltage on the primary side. module is in the primary side overvoltage state.

  • Page 76: Operation Setting Function At Detection Of External Power Supply Voltage Error

    Operation Setting Function at Detection of External Power Supply Voltage Error Users can select whether to continue safety I/O refresh or stop it when an external power supply voltage error occurs. Restoration The following table shows how the module operation will be restored from the external power supply voltage error. Item Restoration Operation at the error...
  • Page 77 Continue safety I/O refresh (Without output interlock) Output interlock If safety outputs are turned off due to an external power supply voltage error detection, the outputs are interlocked. If the outputs are interlocked, the safety control stops and the outputs from the Yn terminal and the test pulse output terminals are turned off.
  • Page 78 Output interlock cancellation After causes of an external power supply voltage error are eliminated, the safety control restarts and safety outputs and test pulse outputs restart. Module operation mode Safety operation mode Status of the external power Error Normal supply External power supply status (SA\X1D) Safety control READY...
  • Page 79 Continue safety I/O refresh (With output interlock) Output interlock If module operation mode is switched from standby mode to safety operation mode or if safety outputs are turned off due to an external power supply voltage error detection, the outputs are interlocked. If the outputs are interlocked, the safety control stops and the outputs from the Yn terminal and the test pulse output terminals are turned off.
  • Page 80 Output interlock cancellation After causes of an external power supply voltage error are eliminated, the safety control restarts through the output interlock cancellation operation performed via the safety control interlock cancellation signal. Operating procedure After checking that 'External power supply status' (SA\X1D) is on, turn on 'Safety control initial processing request flag' (SA\Y1E).
  • Page 81 *1 An external power supply voltage error has not occurred. *2 An external power supply voltage error has occurred. Setting method [Navigation window]  [Parameter]  [Module Information]  Module model name  [Application setting]  [Operation setting function of external power supply voltage error detection] Item Description Reference...

  • Page 82: I/O Led Indication Setting Function On Error Condition

    I/O LED Indication Setting Function on Error Condition Users can select the indication method of the I/O status indicator LED when an error occurs. When this function is enabled, only the I/O status indicator LED where an error has occurred flashes, and other I/O status indicator LEDs are off.

  • Page 83: Chapter 9 Maintenance And Inspection

    MAINTENANCE AND INSPECTION This chapter describes maintenance and inspection of the safety I/O module. Read [Startup and Maintenance Precautions] in the safety precautions carefully before performing the inspection, and observe the precautions. Daily Inspection The following table lists the items that must be inspected on a daily basis. Item Inspection Item Inspection method...

  • Page 84: Periodic Inspection

    Periodic Inspection This section describes items that must be inspected one or two times every six months to one year. When the equipment has been relocated or modified, or cable laying has been changed, inspect the module for the items. Item Inspection Item Inspection method...

  • Page 85: Chapter 10 Troubleshooting

    TROUBLESHOOTING This chapter describes the troubleshooting of the safety I/O module. 10.1 Troubleshooting with the LEDs This section describes how to troubleshoot the system by the LEDs. Depending on the LED status of the RUN LED, ERR LED, or SAFETY LED, the error status can be judged as follows. RUN LED ERR LED SAFETY LED...
  • Page 86 When the SAFETY LED turns off When the SAFETY LED turns off, check the following items. Check item Corrective action Has the safety module validation been performed? Perform the safety module validation using the engineering tool. Page 48 Safety Module Validation Check whether an error has occurred in the safety I/O module.

  • Page 87: Checking The State Of The Module

    10.2 Checking the State of the Module This section describes how to troubleshoot the system by the engineering tool. Module diagnostics The following can be checked in the "Module Diagnostics" window of the safety I/O module. Item Description "Error Information" tab Displays the description of errors that have occurred and actions to take.

  • Page 88: Module Information List

    Module Information List Various status information of the safety I/O module is displayed in the "Module Information List" tab. Item Description LED information Indicates the LED status of the safety I/O module. 10 TROUBLESHOOTING 10.2 Checking the State of the Module...

  • Page 89: Troubleshooting By Symptom

    10.3 Troubleshooting by Symptom This section describes troubleshooting for each phenomenon. When the ON/OFF status of an external input cannot be read When the ON/OFF status of an external input cannot be read, check the following items. Check item Corrective action Is the SAFETY LED on? Refer to the following and take corrective actions.

  • Page 90: Troubleshooting While Proceeding Procedures Before Operation

    10.4 Troubleshooting While Proceeding Procedures Before Operation This section describes troubleshooting while proceeding procedures before operation. Troubleshooting on the "Safety Module Operation" window When the "Safety Module Operation" window cannot be opened When the "Safety Module Operation" window cannot be opened, check the following. Check item Corrective action Check whether "Type"...
  • Page 91 When "-" is displayed When "-" is displayed for "Module Status" or "Safety Module Position Check Execution Status", check the following. Check item Corrective action Check whether the safety I/O module has Check the "System Monitor" window of the engineering tool and the actual base unit to check whether the safety been properly mounted.

  • Page 92: Fault Examples With The Safety I/O Module

    10.5 Fault Examples with the Safety I/O Module Troubleshooting for input circuit An input signal does not turn off Cause Even if the switch with LED indicator is turned off, a leakage current exceeding the OFF current of the safety input module is generated.
  • Page 93 When the resistor (R) is 3.0k, for example, the power capacity (W) of the resistor (R) becomes 0.28W. (Input voltage) 28.8 = 0.28 [W] 3000 Because the resistor requires a power capacity that is 3 to 5 times larger than the actual current consumption, the resistor connected to the terminal should be 3.0k;...

  • Page 94: Troubleshooting For Output Circuit

    Troubleshooting for output circuit A load momentarily turns on from off when the system is powered off Cause When an inductive load is connected, the load [2] in the off state may turn on due to a sneak current from the back EMF at the shut-off [1].

  • Page 95: List Of Error Codes

    10.6 List of Error Codes This section describes the error codes of safety I/O module. How to check error codes The table below shows how to check error codes for errors that have occurred on a safety I/O module. Checking method Description System monitor of an engineering tool Error codes can be checked using the system monitor of an engineering tool.
  • Page 96 List of error codes The table below lists the error codes of safety I/O module. Error Classification Error name Cause Action code 1800H Minor Double input A double input • Turn on the external power supply before turning on the programmable controller. discrepancy discrepancy was •...
  • Page 97 Error Classification Error name Cause Action code 3264H Moderate Parameter data An incorrect value • Correct the parameter setting for "Input response time". error (input or parameter data • Correct the parameter settings of "Input response time", "Number of pulse output for response time) (input response input dark test", and "Input dark test pulse OFF time setting"...

  • Page 98: List Of Event Codes

    10.7 List of Event Codes The table below shows events that occur in the safety I/O module. Event code Event type Event category Overview Description 00152 System Information Safety I/O refresh start Safety I/O refresh started. 00153 System Information Safety I/O refresh stop Safety I/O refresh stopped.

  • Page 99: Appendices

    APPENDICES Appendix 1 I/O Signals List of I/O signals The tables below list the I/O signals of the safety I/O module. For details on the I/O signals, refer to the following. Page 99 Details of input signals • The following I/O signals (X, Y) are for when 0 is set for the start I/O number of the safety I/O module. •...
  • Page 100 Safety output module Signal direction: Safety output module  Safety CPU Signal direction: Safety CPU  Safety output module Device number Signal name Device number Signal name Use prohibited Use prohibited Module READY APPX Appendix 1 I/O Signals...

  • Page 101: Details Of Input Signals

    Details of input signals This section describes the details on the input signals of the safety I/O module to the Safety CPU. The input signals (X) in this section are for when 0 is set for the start I/O number of the safety I/O module. External input monitor signal These signals indicate the ON/OFF state of the external input terminals.

  • Page 102: Appendix 2 Safety I/O Signals

    Appendix 2 Safety I/O Signals List of safety I/O signals The tables below list the safety I/O signals of the safety I/O module. For details on the safety I/O signals, refer to the following. Page 102 Details of safety input signals, Page 104 Details of safety output signals •...
  • Page 103 Safety output module Signal direction: Safety output module  Safety CPU Signal direction: Safety CPU  Safety output module Device number Signal name Device number Signal name SA\X0 Safety control READY SA\Y0 Safety output signal Y0 SA\X1 Use prohibited SA\Y1 Safety output signal Y1 SA\X2 SA\Y2...

  • Page 104: Details Of Safety Input Signals

    Details of safety input signals This section describes the details on the safety input signals of the safety I/O module to the Safety CPU. The safety input signals (SA\X) in this section are for when 0 is set for the start address of the device in "Safety I/O refresh device setting".
  • Page 105 Safety control READY This signal indicates that the safety control is enabled. The ON/OFF state of the safety control is indicated. It turns ON when all the following conditions are met. • During safety operation mode • When the external power supply is normal state •...

  • Page 106: Details Of Safety Output Signals

    Details of safety output signals This section describes the details on the safety output signals of the safety I/O module to the Safety CPU. The safety output signals (SA\Y) in this section are for when 0 is set for the start address of the device in "Safety I/O refresh device setting".

  • Page 107: Appendix 3 Buffer Memory

    Appendix 3 Buffer Memory List of buffer memory assignments The tables below list the buffer memory areas of the safety I/O module. For details on the buffer memory areas, refer to the following. Page 107 Details of buffer memory addresses •...

  • Page 108: Monitoring Area

    Monitoring area Address Address Description Module Default value Read/Write (decimal) (hexadecimal) Safety Safety input output module module   0100H Latest error code 0000H   0101H Safety module validation status 0000H     258 to 767 0102H to 02FFH System area ...

  • Page 109: Details Of Buffer Memory Addresses

    Details of buffer memory addresses This section describes the details on the buffer memory in the safety I/O module. Latest address of error history The following table shows the buffer memory addresses where the latest error history is stored. Address Buffer memory name Buffer memory address Latest address of error history...
  • Page 110 Error history number Up to 16 errors that occurred in the safety I/O module are recorded from the latest to the oldest. The error history area is common to the safety I/O module. For the error history function, refer to the following. Page 85 Error Information Address Buffer memory name...
  • Page 111 Latest error code The latest error code detected in the safety I/O module is stored. Address Buffer memory name Buffer memory address Latest error code Un\G256 Safety module validation status The safety module validation status is stored. Fixed to 0 (1) Safety module validation status •...
  • Page 112 Output state area The output function status is stored. When an output read-back error or output dark test error occurs, the output state area of the output point where the error has occurred turns on. Fixed to 0 • 0: Normal •...

  • Page 113: Appendix 4 Compliance With Emc And Low Voltage Directives

    Appendix 4 Compliance with EMC and Low Voltage Directives In each country, laws and regulations concerning electromagnetic compatibility (EMC) and electrical safety are enacted. For the products sold in the European countries, compliance with the EU's EMC Directive has been a legal obligation as EMC regulation since 1996, as well as the EU's Low Voltage Directive as electrical safety regulation since 1997.

  • Page 114: Immunity Requirements

    EMC Directive related standards Emission requirements Standard: EN61131-2:2007 Test item Test description Value specified in standard CISPR16-2-3 The electromagnetic wave emitted by the product • 30 to 230MHz, QP: 40dBV/m (measured at 10m distance) Radiated emission to the external space is measured. •...

  • Page 115: Installation In A Control Panel

    Use of EMI gaskets (sealing the clearance) can suppress undesired radiated emissions. The tests were conducted by Mitsubishi Electric Corporation using a control panel having damping characteristics of 37dB (maximum) and 30dB (average) (measured at 3m distance, 30 to 300MHz).

  • Page 116: Noise Filter (Power Supply Line Filter)

    Noise filter (power supply line filter) A noise filter is effective for reducing conducted noise in the 10MHz or less frequency band. (Use of a noise filter can suppress noise.) The following are the installation precautions. • Do not bundle the cables on the input side and output side of the noise filter. If bundled, the noise on the output side is induced into the filtered cable on the input side.

  • Page 117: Isolation Transformer

    Isolation transformer An Isolation transformer is effective for reducing conducted noise (especially, lightning surge). Lightning surge may cause malfunction of the programmable controller. As measures against lightning surge, connect an isolation transformer as shown below. Use of an isolation transformer can reduce a lightning effect. Programmable Isolation Main...
  • Page 118 Use shielded cables for external wiring and ground the shields of the shielded cables to the control panel with an AD75CK cable clamp (manufactured by Mitsubishi Electric). Ground the shields within 20 to 30cm from the module. 20 to 30cm AD75CK For details on the AD75CK, refer to the following.

  • Page 119: Ferrite Core

    Install a ferrite core to each power cable as shown below. • Ferrite core used for the tests conducted by Mitsubishi Electric: ESD-SR-250 (manufactured by TOKIN Corporation), ZCAT3035-1330 (manufactured by TDK Corporation) Connectors for external devices When a module that requires a connector for external devices is used, take the following noise reduction measures.

  • Page 120: External Power Supply

    External power supply Use a reinforced or double insulated CE-marked external power supply, and ground the FG terminal. • External power supply used for the tests conducted by Mitsubishi Electric: PS6R-F24 (manufactured by IDEC Corporation) APPX Appendix 4 Compliance with EMC and Low Voltage Directives...

  • Page 121: Measures To Comply With The Low Voltage Directive

    Measures to comply with the Low Voltage Directive External wiring 24VDC external power supply For 24VDC I/O modules or intelligent function modules requiring an external power supply, connect an external power supply of which insulation between the 24VDC circuit section and the hazardous voltage circuit section is reinforced. External devices For external devices connected to a programmable controller, use the one of which insulation between the interface circuit section to the programmable controller and the hazardous voltage circuit section is reinforced (if the device internally has a...

  • Page 122: Appendix 5 Checking Production Information And Firmware Version

    Appendix 5 Checking Production Information and Firmware Version Checking methods This section describes how to check the production information and firmware version of the safety I/O module. Checking with the safety I/O module Rating plate The rating plate is located on the side of the module. The production information (16 digits) of the module is shown on the SERIAL field.
  • Page 123 Checking with the engineering tool Product information list The firmware version and the production information (16 digits) of the module can be checked on the "Product Information List" window. [Diagnostics]  [System Monitor]  [Product Information List] button Module diagnostics The production information (16 digits) of the module can be checked on the "Module Diagnostics"...

  • Page 124: Appendix 6 External Dimensions

    Appendix 6 External Dimensions Safety I/O module RX40NC6S-TS, RY48PT20S-TS 27.8 (Unit: mm) APPX Appendix 6 External Dimensions...
  • Page 125 INDEX ..50 ......14 Checking the safety module position RUN LED .
  • Page 126 MEMO...
  • Page 127 Japanese manual number: SH-082638-A 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.

  • Page 128: Warranty

    1. Limited Warranty and Product Support. a. Mitsubishi Electric Company ("MELCO") warrants that for a period of eighteen (18) months after date of delivery from the point of manufacture or one year from date of Customer's purchase, whichever is less, Mitsubishi MELSEC Safety programmable logic controllers (the "Products") will be free from defects in material and workmanship.
  • Page 129 g. The Product information and statements contained on MELCO's website and in catalogs, manuals, technical bulletins or other materials provided by MELCO are provided as a guide for Customer's use. They do not constitute warranties and are not incorporated in the contract of sale for the Products. h.
  • Page 130 TRADEMARKS The company names, system names and product names mentioned in this manual are either registered trademarks or trademarks of their respective companies.   In some cases, trademark symbols such as ' ' or ' ' are not specified in this manual. SH(NA)-082639ENG-A...
  • Page 132 SH(NA)-082639ENG-A(2401)MEE MODEL: R-SFIO-U-E MODEL CODE: 13JX9E HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN NAGOYA WORKS: 1-14, YADA-MINAMI 5-CHOME, HIGASHI-KU, NAGOYA 461-8670, JAPAN When exported from Japan, this manual does not require application to the Ministry of Economy, Trade and Industry for service transaction permission. Specifications subject to change without notice.

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