Troubleshooting and Maintenance | Omron NT631C specification

SECTION 7

Troubleshooting and Maintenance

This section describes the action to take when NT631/NT631C errors occur, and how to carry out maintenance and inspection to prevent the occurrence of errors.

7-1	Troubleshooting		226
7-2	Responding to Displayed Error Messages		229
	7-2-1 Errors Occurring at Start of Operation and Their Remedies		229
	7-2-2 Errors Occurring during Operation and Their Remedies		231
	7-2-3	Errors Occurring on Screen Data Initialization and Transmission .	232
	7-2-4	Errors in the System Installer Mode and Their Remedies	232
	7-2-5	Communications Errors and Their Remedies	233
7-3	Maintenance of the NT631/NT631C		235
	7-3-1	Replacing the Battery	241
7-4	Inspection and Cleaning		242

225

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Omron NT631C manual Troubleshooting and Maintenance

Contents

Setup Manual NT631 and NT631C Programmable Terminals Page Omron Product References Page Table of Contents Index 291 Revision History 295 About this Manual Programmable Terminal Functions and Operation Connecting and Setting Up the Programmable TerminalConnecting to Controllers Not Made by Omron Read and Understand this Manual Application Considerations Disclaimers Xiv Precautions Intended Audience General PrecautionsSafety Precautions Conventions used and their meanings are presented below Safety Precautions Xviii Section Operation of an NT631/NT631C at an FA Production Site Panel Switch FunctionsRole and Operation of the NT631/NT631C Mitted to the host Receives Data from a Host Operations of the NT631/NT631CDisplays Screens Sends Data to a Host Functions of the NT631/NT631C FeaturesNT631/NT631C has the following features Section Section Comparison between NT631 and NT631C NT620S/NT620C/NT625C NT631/NT631C Comparison between NT620S/NT620C/NT625C and NT631NT631C NT-ZJCAT1-EV4 Data areas listed below can be accessed Principal Functions of NT631/NT631C Following are the principal functions of the NT631/NT631C System program install function Input by touch switchesNumeral/character string setting function Screen display history function/alarm history function Displays Fixed Displays Normal Standard Lamps Touch SwitchesLamps Image/Library Lamps Numeral Display String Display Numeral Input String Input Bar graphs Thumbwheel SwitchesGraphs Analogue meter Alarm List System ConfigurationAlarm List/History Alarm History Peripheral Devices That Can Be Connected Host Direct Connection Function Connecting to the HostCommunications with the Host Serial Port a Features of the Direct Connection Function Host Link NT Link Section Memory Link Communications Using Memory LinksConnecting to Other Companies’ PLCs Compatible PLC Comparison between Direct Connection and Memory Link Memory Link Online Transfer Function Before Operating Device or Software Manual Title Manual Number Sysmac CPM1/CPM1A/CAM2A/CPM2C/SRM1-V2 Preparing for Connection Method for Connection to the Host Communications Methods That Can Be Used with the Host Connection possible ⋅ Connection not possible Combinations of Communications Method and Connection MethodNT631/NT631C and the host are indicated in the table below RS-422A RS-232C Connection via a convertor unit RS-485 Direct 11 connection 1N connection Front View Power LEDNames and Functions of Parts Reference The NT631/NT631C comes in two body colors Rear View Hardware Settings and Connections Installation in the Operation Panel InstallationInstallation Environment Power Supply Connection Grounding Power SupplyApplicable power supply specifications are as follows Parts Used for Connection Communications Conditions Connecting to the Support ToolRecommended Connector Cable Connection Method Connecting a PrinterConnecting a Bar Code Reader Reference Possible Settings Setting a Bar Code ReaderPossible Settings Default Setting EVEN, ODD, None STX Data FormatAbout RS/CS Control ETX Using a Memory Unit PT Model Function of Memory Unit Switch Function Installation MethodDIP Switch Functions Method of Use SW2 Method of Execution SW2-4 on System/Screen transmitted simultaneously Reference Reading and Writing Data by Manual Transmission Current PT Screen Data, System Current PT Screen Data, Screen Source Destination Errors When Using a Memory UnitCurrent Memory Unit Screen Data Error Probable Cause Remedial Action Connecting to the Host from the RS-232C Port When Using the Host Link Method Compatible Host Units Connecting to the RS-232C Port at the HostHost Types and Settings +CPM1-CIF01 C20HE-CPU42-ZECPM1 CPM2A Connecting to a C-series Host Link Unit Settings at The Host Switch Setting Setting the Rear Switches CTS Supply CPU Bus Unit Settings Setting at Host PLC Setup CV500-CPU01-EV1/CV1000-CPU01-EV1/CV2000-CPU01-EV1 CPM2A, SRM1 PLC model Connection methodCQM1H PLC Setup Area Settings Word # Writing Value Settings Port connecting to PT PLC Setup When using a CPM1Connecting to a CPM2C Setting the Switches on a RS-232C Adapter Setting the Switches of a CPM2ASetting the Switches of a CPM2C Using the CPU Unit’s Peripheral Port CS/CJ-series CPU Unit CS1G/H-CPU@@-EV1, CS1G/H/D-CPU@@H Setting the Front-panel Switches Connecting to CS-series Serial Communications BoardAllocation DM Area Settings for CPU Unit Allocation DM area words Writing Value Settings Port When Using the NT Link 11 Method Compatible Host Units Allocation DM area CH Writing Value Settings Port CQM1H-CPU51 CQM1H-CPU61 HG/HE-ZE, CPM2A, CPM2C CQM1, CQM1H, SRM1 Setting methods for each Unit are as followsHost Model Word # Writing Value Setting CPM2C-CN111 CPM2C Connecting to CVM1/CV Series -EV@ Using the NT Link 1N MethodSetting the Switches on an RS-232C Adapter Set the DIP switches on the front panel as follows CS Series CS1G-CPU42/43/44/45-EV1 CS1G-CPU42/43/44/45-EV1 *1 Setting the DIP Switches of a C200HX/HG/HE-ZE Connection to Word # Writing Setting Using the CPU Units Built-in RS-232C Port Allocated DM Area words Setting Setting Contents Port CPU Unit Allocation DM Area SettingsConnecting to CS/CJ-series Serial Communications Unit Connecting CS/CJ-series CPU Units Using the High-speed NT Link 1N MethodSettings required for each Unit are described below Connecting to a CS-series Serial Communications Board Word # Setting Setting Contents Connecting to a CS/CJ-series Serial Communications Unit Settings at the host Connecting Directly between RS-232C PortsWhen Using the Memory Link Method Word m = DM30000 + 100 ⋅ unit number Check the required components and prepare them in advance Omron Cables with ConnectorsModel Cable Length Connector Specification Name Model Remarks Delivered with Serial Port A, B Wiring for a Host Link Unit 25-pin ConnectionWiring for Other Connections Wiring for a Memory Link Connection NT631/NT631C PLC Host link unit Pin type Host side Section Connecting to the Host from the RS-422A/485 Port Connecting to the Host’s RS-232C Port Method Reference Type of Host and SettingsSettings at the RS-232C RS-422A Adapter NT AL001 Example the terminal resistor is active RS-422A, NT Link 1N Connecting an NT-AL001 and Host Connecting an NT631/NT631C and NT-AL001 RS-422AConnecting an NT631/NT631C and NT-AL001 RS-485 Wiring When Connecting a Host Link Unit 25-pin Wiring for Connections Other Than Memory Link C200HX-CPU65-ZEC200HX-CPU85-ZE CVM1-CPU01-EV2CVM1-CPU11-EV2 CVM1-CPU21-EV2 C200HX/HG/HE-ZE Connecting an NT631/ NT631C and NT-AL001 RS-422A Connecting an NT631/ NT631C and NT-AL001RS Connection between NT631/NT631C Units RS- 422A Connection between NT631/NT631C Units RS Recommended Connectors, Cables, and Crimp Terminals Connectors and Cables Recommended for RS-232C IFVV-SB Cables with Connectors Made by OmronC200HX/HG/HE-ZE Name Model Maker Remarks TKVVBS4P-03 Connecting to the Host’s RS-422A/485 Port RDA Standard or high-speed RS-485 cable Max. total length 500 m C200HG-ZE BelowC200HE-ZE C200HX-ZE CVM1-CPU11-EV2 CVM1-CPU21-EV2 SRM1 Instruction level, parity, and transfer code SW4 Port selection selector switch Set this to RS-422A Port selection selector switch Set this to RS-422A Supply 100 Connecting to a CPU Unit CVM1/CV-series -EV@ CPU Units C200HX/HG/HE-ZE, CPM1, CPM2A, CPM2C, CQM1H, or SRM1 DIP SW4 When using a CPM1, CPM2A, CPM2C, SRM1 When using a CQM1H Setting the Switches on an RS-422A Adapter Setting Switches on a C200HX/HG/HE-ZE Communications BoardSetting Switches on a CQM1H Serial Communications Board Allocated DM Setting Setting Contents Serial Communications Board Switch SettingsDM Area Allocation Settings = DM 30000 + 100 ⋅ unit number Using the NT Link 11 MethodAllocated DM Area Setting Setting Contents Words Port Connecting to a C-series C200HX/HG/HE-ZE Host Model Word # Setting Setting Contents 108 CPU Units with CPU Unit that becomes Model Name Connection to Word # Setting Setting ContentsSeries C200HX/HG/HE-ZE 110 111 112 Allocated DM Area Setting Setting Contents Port DM32010 8200 1N NT Link Mode 114 Connecting an NT631/NT631C and Host RS-422A Direct Connection between RS-422A Ports at Both Units CS1W-SCU31-V1 Wiring When Connecting CPM1, CPM2A, CPM2C, or SRM1Connect to the PLC through a CPM1-CIF11 RS-422A Adapter Wiring When Connecting a CVM1/CV-series CPU Unit CVM1-CPU01-EV@CVM1-CPU11-EV@ CVM1-CPU21-EV@ Connecting an NT631/NT631C and Host Direct Connection between RS-485 Ports at Both Units 4 1N Connection among RS-422A Ports Connecting between NT631/NT631C Units Connecting an NT631/NT631C and a Host 5 1N Connection among RS-485 Ports C200HX-CPU65-ZE/85-ZE CQM1H-CPU51/61 Connecting an NT631/ NT631C and a Host Recommended Connectors, Cables and Crimp Terminals Connectors and Cables Recommended for RS-422A/485 For M3 Examples of Applicable TerminalsFor M3.5 Handling the Shield on RS-422A/485 Cables Connecting the Ground WirePreparing the Shield of RS-422A/485 Connectors Terminals Example of Recommended Wiring System Menu Operation 128 Operation at Startup System Menu Operation FlowStarting the NT631/NT631C Initial Processing Operation Modes and the System Menu Relationships among Modes RUN Mode Menu Item Function PLC, CPM1, CPM2A, CPM2C, CQM1, CQM1H, C200HX/HG Functions of the System Installer ModeMenu Tree Operations with the System Menu System Menu Memory INIT. Menu Touching The Corners of The Touch Panel Reference Calling the System Installer ModePressing a Touch Switch That Displays The System Menu Selecting Menu Items Clearing Screen Data Press Maintenance ModeMemory Initialization Select Maintenance Mode Initializing Display History Record Data Initializing Alarm History Record Data 139 Initializing the Recipe Tables System Menu shown below Initializing the Memory Tables Menu shown below 142 Initializing the Memory Switches Memory Switch Status Operations in the System Installer ModeSetting the Display Language in the System Installer Mode OFF Clearing/Installing the System Program Select Run System Clearing the System Program Downloading the System Program Disabling/enabling Writing to The Screen Data Memory Changing the System SettingsDisabling/enabling System Menu Display 148 Transmitting the Screen Data 150 Select Transmit Mode Select Tool Transmit Precautions to Be Observed When Transmitting Screen Data About Communications Conditions Communications Condition Settings for The NT Link 11 Method Port Communications Method/Communications Type SettingsCommunications Condition Settings for The Host Link Method No further communications conditions need to be set Possible Combinations Communications Method Settings Setting the Host Link Method Select Maintenance Mode Select Memory Switch 156 Setting the NT Link 11 Method Setting the NT Link 1N Method Standard/High-speed 159 Setting the Memory Link Method 161 Setting the Communications Type for Serial Port B Display of The System Initialization Screen Transmission of The Contents of Memory TablesStarting Operation Display of The Startup Screen Memory Switch Settings Various System SettingsMemory Switch Setting Screens Setting the Start-up Wait Time For the bar code reader, refer to Setting the Key Press Sound Setting the Buzzer Sound 167 Setting the Printer Controller Setting the Print Method NT631C Only Setting Screen Saver Movement 171 172 Setting the Screen Saver Start-up Time 174 Setting the History Display Method Tem Menu shown below Setting the Resume Function 178 Setting the Automatic Reset Function 180 Setting the Time-out Interval Comm. Auto-return OFF Setting the Retry CountComm. Auto-return on Shown below Default factory setting Setting the Bar Code Reader Input FunctionCommunications Condition Settings for Bar Code Readers Setting Communications Conditions and Setting Method 186 Contrast Adjustment for NT631C-ST141@-EV1 only System Maintenance11-1 I/O Settings Setting from the System Menu Decrease 10 steps 189 190 Displaying/Setting the Calendar and Clock 192 Display Contents of The First Screen Checking the PT Setting StatusDisplay Contents Display Contents of The Second Screen Displaying and Printing the Display History Record Display Method 195 Sort by occurrence, from oldest record Displaying and Printing the Alarm History RecordExample Print-out YY/MM/DD Hhmm 197 YY/MM/DD Checking Screen DataSort by occurrence method, from oldest record ON, OFF Specifying The Display MethodOperations On The Screen Data Check Screen Select Maintenance Mode Select Screen Data Disp Displaying the Screen Data Check Screen Backlight Screen data memory Touch switches Battery voltage Device Check Check if the buzzer sounds correctly Buzzer Sound memory switchChecking the Buzzer 203 Checking the LCD Screen Display Checking the Backlight for NT631C only Check if the screen data memory is functioning normally Touch switch is displayed in reverse videoScreen Data Memory Check 206 207 Reference Checking the Battery Voltage Checking Interfaces Checking Communications with the Support Tool For Host Link Checking Communications at Serial PortsCheck Screen For a Bar Code Reader For NT Link 11, 1N Standard, or 1N High-speedFor Memory Link Select Maintenance Mode Select I/O Check Select I/F Check Check Method Checking Communications with a Printer Programming Console Function Usable Systems Communica Applicable PLCs Connected Port Tions Method CPM1 or CPM2A CQM1, CQM1H, C200HXHG/HE-ZE, or SRM1 CS/CJ-series PLC Touch panel to display the System Menu Key Operations Mode Selection Keys, Mode Lock KeyMode lock key, which prevents unintended mode changes Programming Console Keyboard During Lock OFFDuring Lock on 219 Device Monitor Function Communications PLC model Method Compatible SystemsCQM1H or C200HX/HG/ HE-ZE CQM1 or C200HS 232C Adapter, or a CPM1-CIF11RS-422A Adapter CPM1, CPM2A, or SRM1Adapter or CPM1-CIF11RS-422A Adapter Method is exactly the same as for the 1N NT Link Version Display 224 Troubleshooting and Maintenance Remedy indicated in the table TroubleshootingNT631/NT631C Cause Remedy Symptoms Do not disassemble the PT for repair or modification Programming Console Function Omron 228 Nance Mode Responding to Displayed Error MessagesErrors Occurring at Start of Operation and Their Remedies Message Cause Remedy Erly referring to Replacing the Backlight Menu Errors Occurring during Operation and Their Remedies NT631/NT631C and their remedies Dies Errors in the System Installer Mode and Their RemediesNT631/NT631C, and the remedies for these errors Receive Errors Communications Errors and Their RemediesParity error at serial port a Probable Causes and Remedies Send ErrorsError Details Displayed Probable Cause Remedy Spare PT Backlight for NT631C- ST141@-EV2/ST151@-EV2 only Maintenance of the NT631/NT631CGuide to Backlight Replacement Replaceable Backlight Model Procedure Replacing the Backlight Fitting The Touch Panel Cable 238 NT631C-CFL02 for NT631C-ST141@-EV2 240 Guide to Replacement Replacing the BatteryBattery Type Battery Replacement Method Remove them during cleaning Inspection and CleaningCleaning Method Used in its optimum condition Points Inspected Inspection MethodItems Required for The Inspection 244 Specifications General Specifications Appendix a Appendix a RUN Performance SpecificationsDisplay Specifications Specification Panel SpecificationsExternal Interface Specifications Programming Environment Special FeaturesSpecifications Communications Specifications For a Host Link, RS-232C EIA RS-232C For an NT Link, 11, RS-422A For a Host Link, RS-422AFor an NT Link, 11, RS-232C For an NT Link, 1N, RS-232C For a High-speed NT Link, 1N, RS-422A/485 For an NT Link, 1N, RS-422A/485For a High-speed NT Link, 1N, RS-232C For a Memory Link, RS-232C RS/CS For a Memory Link, RS-422AFor a Bar Code Reader 254 Dimensions Body Mounting Dimensions Cable Connection Dimensions with NT-MF261 258 Mounting to a DIN Rail Using an RS-232C/RS-422A Adapter DimensionsMethods for Mounting and Removal Removal from a DIN Rail Mounting to an Operation Panel Specifications DIP Switch Settings 262 Pin Arrangement RS-232C ConnectorCSB and CSA signals are for specialized applications RS-422A/485 Terminal Block Block Diagram Appendix D Transporting and Storing the NT631/NT631C Appendix D Making the Cable Cable with Shielding Wire Connected to FGCable with Shielding Wire Not Connected to FG Cable Preparation Soldering Hood Assembly Assemble the connector hood as shown below 270 Pin Connector Making the Cable for Connecting a PLCAssembly of Connecting Cables Name Model Remarks Appendix F Making the Cable for Connection to a Bar Code Reader Wiring MethodConnector and Related Parts Appendix G Appendix H Making the Cable for Connection to a Printer Appendix H NT-ZJCMX1-EV2 Relationship between system program HardwareModel History System program NT-ZJCMX1-EV3 Combining a -EV1 Version and Version without a -EV@Suffix Combining a -EV1 Version and -EV2 Version Combining a -EV2 Version and Version without a -EV@Suffix Appendix CompoBus/S Master Control Unit Model List PTsHost Link Units Communications Unit C200HX-CPU65-ZE C200HX-CPU85-ZE Model Specification PLC TypeCPU Units for Connection via a Host Link CQM1H-CPU51 CQM1H-CPU61 CPU Units for Connection via a 11 NT LinkCQM1-CPU41-EV1 CPU Units for Connection via a 1N NT Link CPU Units for Connection via a High-speed NT Link 1N RS-232C Adaptor, RS-422A Adaptor Cables with Connectors for PT ↔ PLC/NT-AL001RS-232C/RS-422A Adapter Related Parts and Equipment for PT Connection Cable Applicable ConnectorsConnecting Cable for the CPM2C Communications Connector Printer Cable Appendix K Option List Chemical-resistant Cover ... NT625-KBA01 Replacement Battery .. G2A9-BAT08This is a lithium battery used for memory backup Protects against Does not protect against Memory Unit ... NT-MF261 290 Numerics Index 293 294 Revision History Cat. No. V063-E1-03 Revision code Revision History Terms and Conditions of Sale Omron Electronics LLC