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143

Screen Display

Section 4-3

• Touch SW:Bit control when a touch switch is pressed is valid. Notification

of the status of the touch switch is provided using bit informa-
tion.

Backlight Attributes

Select whether the backlight is lit or flashes when the screen is displayed.
There are two types of backlight attribute in the screen attributes, as indicated
below:

• Lit: Backlight is lit when the screen is displayed.

• Flashing: Backlight flashes when the screen is displayed.

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Summary of Contents for NT20

Page 1: ...Programmable Terminal Cat No V091 E1 01 NT20 USER S MANUAL ...

Page 2: ...NT series Programmable Terminal User s Manual Produced March 2007 ...

Page 3: ...iv ...

Page 4: ...means word and is abbreviated Wd in documentation in this sense The abbreviation PLC means Programmable Controller PC is used however in some Program ming Device displays to mean Programmable Controller The abbreviation Host means a PLC that controls the NT20 Visual Aids The following headings appear in the left column of the manual to help you locate different types of information Note Indicates ...

Page 5: ...vi ...

Page 6: ...lation 21 2 3 Connecting Link Adapters and RS 422A Converters 24 2 4 Connecting the NT Support Tool 35 2 5 Using a Memory Unit 36 2 6 Connecting to the RS 232C Port at the Host 44 2 7 Communicating with the PLC Using C200H Direct Communications 73 2 8 Host Connections by RS 232C NT20 ST128 79 SECTION 3 System Menu Operation 81 3 1 Operation Flow by the System Menu 82 3 2 Starting the NT20 83 3 3 O...

Page 7: ...s Control 203 5 5 Notification of the Operating Status to the PLC Determining the NT20 Operating Status 208 SECTION 6 Using RS 232C Communications 211 6 1 Table of Commands 212 6 2 RS 232C Communications 213 6 3 Screen Display 216 6 4 Memory Tables 218 6 5 Lamps Touch Switches Numeral Setting 221 6 6 Controlling the NT20 Status 227 6 7 Terminal Commands 229 6 8 Key to Programs 234 SECTION 7 Troubl...

Page 8: ...aking the Cable 265 E Making the Cable for Connecting a Personal Computer 267 F Model List 269 G Option List 277 H Special Characters 279 I Function Restrictions Depending on the Support Tool 281 Index 283 Revision History 287 ...

Page 9: ...x TABLE OF CONTENTS ...

Page 10: ...ware settings its installation in an operation panel its connection to the Host etc Section 3 describes the procedure before operating the NT20 and useful functions when operating it Also describes how to perform an operation check Section 4 describes the functions of the NT20 when it is connected to a Host Section 5 describes how to operate the NT20 when the host link NT link is used for communic...

Page 11: ...ost interface function Creating and Transferring Screen Data NT Support Tool for Windows Ver 4 Operation Manual V061 E1 The screens displayed on the NT20 are created with the Support Tool and transferred to the NT20 This manual describes how to create and transfer screen data It also describes how to download a system program to a PT using the System Installer Connection to Other Makers PLCs PLC C...

Page 12: ...HAS DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE OMRON DISCLAIMS ALL OTHER WARRANTIES EXPRESS OR IMPLIED LIMITATIONS OF LIABILITY OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES LOSS OF PROFITS OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS WHETHER SUCH CLAIM IS BASED ON CONTRACT WARRANTY NEGLIGENCE OR STRICT LIABILI...

Page 13: ... that the uses listed may be suitable for the products Outdoor use uses involving potential chemical contamination or electrical interference or conditions or uses not described in this manual Nuclear energy control systems combustion systems railroad systems aviation systems medical equipment amusement machines vehicles safety equipment and installations subject to separate industry or government...

Page 14: ...onfirm actual specifications of purchased products DIMENSIONS AND WEIGHTS Dimensions and weights are nominal and are not to be used for manufacturing purposes even when tolerances are shown PERFORMANCE DATA Performance data given in this manual is provided as a guide for the user in determining suitability and does not constitute a warranty It may represent the result of OMRON s test conditions an...

Page 15: ...xvi ...

Page 16: ...safe and reliable application of the Programmable Terminal You must read this section and understand the information contained before attempting to set up or operate a Programmable Terminal 1 Intended Audience xviii 2 General Precautions xviii 3 Safety Precautions xviii 4 Operating Environment Precautions xix 5 Application Precautions xix 6 EC Directives xx ...

Page 17: ...ems machines and equipment with double safety mech anisms This manual provides information for using the Programmable Terminal Be sure to read this manual before attempting to use the software and keep this manual close at hand for reference during operation WARNING It is extremely important that Programmable Terminals and related devices be used for the specified purpose and under the specified c...

Page 18: ...e exposure to radioactivity 5 Application Precautions 1 2 3 1 When unpacking the PT check carefully for any external scratches or other damage Also shake the PT gently and check for any abnormal sound 2 Turn OFF the power supply to the PT before mounting or dismounting any Interface Unit such as a Memory Unit Correctly mount the Interface Unit according to the NT20 User s Manual 3 Do not touch PCB...

Page 19: ...ing to the next touch switch 19 To ensure greater safety for numeric inputs use the upper lower limit set ting function 20 When transferring data in screen units also transfer any data associated with the screen such as memory tables or direct connection data if any of this data has changed 21 To assure system safety incorporate a program that periodically calls PT operation bits from the host sid...

Page 20: ...plicable EMC Electromagnetic Compatibility standards are as follows EMS Electromagnetic Susceptibility EN 61131 2 EMI Electromagnetic Interference EN 61131 2 Radiated emission 10 m regulations Complying with EC Directives NT series PTs comply with EC Directives Observe the following precautions to ensure that the customer s device and the overall machine also comply with EC Directives 1 2 3 1 The ...

Page 21: ...xxii EC Directives 6 ...

Page 22: ...l understand the applications of the NT20 1 1 Role and Operation of NT20 2 1 1 1 Operations of NT20 3 1 2 Functions of NT20 4 1 2 1 Features 4 1 2 2 Principal Functions of NT20 5 1 2 3 Comparison between NT20S NT20M and NT20 6 1 2 4 Displays 7 1 3 Method for Connection to the Host 8 1 4 Communications with PLC by Direct Connection 10 1 4 1 Functions of the Allocated Bits and Words 10 1 4 2 Connect...

Page 23: ...about the system and equipment operating status etc Messages The NT20 warns of system or equipment failures and prompts the appropriate remedial action Panel Switch Functions Setting touch switches on the NT20 allows workers to use the NT20 as an operating panel Production data input to the NT20 or the Host can be trans mitted to a PLC Production Control 1994 1 25 Today s target NT20M NT20S NT600M...

Page 24: ...Data to a Host Data input through a touch panel can be sent to a Host Screen Data The screen data to be displayed on the NT20 can be created by a computer by using the Support Tool Connect the NT20 to a PC AT with an RS 232C cable so that the screen data are transferred to the NT20 Host The screen data designated by instructions from Host or touch switch operation is displayed Host Host link NT li...

Page 25: ... ROM Are All Incorporated With the NT link communications method 1 1 connections and 1 N con nections are possible There is no complicated installation work except a simple connection to a Host A flash memory is used for the screen data memory There is no need of backup battery The following communications methods are standard for each model NT20 ST121 E Host Link direct and NT Link NT20 ST121 E N...

Page 26: ...touch switch Data can be input by simply touching the screen Numeric setting function The touch keys can be assigned with numeric values so that the numeric values can be input at the operation site and sent to the PLC Host Buzzer A built in buzzer can be used Communications with a PLC By connecting the NT20 with a PLC using the host link NT link C200H or RS 232C communications method data can be ...

Page 27: ...up port Tool NT20S ST121 EV3 ST128 Connectors for Support Tool 9 pin and Host connec tions on the rear face NT20S ST122 V1 The Support Tool connector 9 pin is located on the front The Host connector 25 pin is located on the back The communications con nector 9 pin for a Host is shared with that for the Sup port Tool Port A The communications con nector 9 pin for a Host Port B Host RUN input termin...

Page 28: ...splayed as square or round frames and indicate the operating status They are controlled by the Host and can be lit reversed or made flash alternates normal with reversed displays Touch Switches Touch switches can be set anywhere on the screen Touching the screen at a touch switch location can switch the display display switch function or notify the Host notification function The touch switches can...

Page 29: ...422A or RS 485 RS 232C RS 422A RS 232C RS 485 There are two models of Link Adapter RS 422A Converter are available They provide different features NT AL001 Link Adapter The RS 232C port is insulated from the RS 422A 485 terminals An RS 232C cable 2 m max can be connected to either serial port A or B on the NT20 CJ1W CIF11 RS 422A Converter The RS 232C port is not insulated from the RS 422A 485 ter...

Page 30: ...distance is 50 m This also applies if both the NT AL001 and CJ1W CIF11 are used in the same communications path Communications type at Host Usable Connection Method Usable Communications Method Host Link 1 1 NT Link 1 N NT Link RS 232C RS 232C RS 232C Direct 1 1 connection PT Host RS 232C 15 m max 1 N connection with RS 422A through Link Adapter and RS 422A Converters PT Host NT AL001 See note 1 o...

Page 31: ... Writing to a memory table copying from a memory table entry to another memory table entry etc Lamps and touch switches Display instructions confirmation of display status etc System control Buzzer ON OFF backlight ON OFF and oth er NT20 status Notifying the PLC from the NT20 Data in the NT20 is sent to a PLC when a touch switch is pressed The fol lowing types of data are sent to a PLC NT20 status...

Page 32: ...he contents of allocated words and contents of numeral memory table entries are always the same during display Character string Memory Table Allocation destination Word Allocate character string memory table entries to arbitrary words in the PLC If word contents change when corresponding character string mem ory table entry is displayed on the screen the value on the screen will also change Messag...

Page 33: ...indicated in the PT status notify area as described below 1 4 2 Connecting to PLC from Other Companies The NT20 can be connected to PLCs from other companies using the com puter link method Connectable PLCs The NT20 can be connected to the following PLCs Mitsubishi A series Sequencers via Computer Link Unit Mitsubishi FX series Sequencers Refer to the PLC Connection Manual Cat No V042 for connecti...

Page 34: ... interface that is built into the NT20 Operation Commands Operation commands are used to control the display and status of the running NT20 as well as to provide notification They are used for purposes such as screen display data writing and enqui ries Notification of the NT20 operation contents can be provided to the Host Terminal Commands Terminal commands are used to use the NT20 as a display t...

Page 35: ...ate the screens Install the PT in the operation panel Connect the power supply and peripheral device See note Confirm the settings and check communications Install the NT Support Tool in the computer Refer to the NT Support Tool Operation Manual Refer to the NT Support Tool Operation Manual Set the DIP switch pins For the Host Link refer to page 44 and the man uals for the Host Link Unit and Progr...

Page 36: ... SYSMAC CQM1 CPM1 CPM1A SRM1 Programming Manual W228 E1 SYSMAC CQM1H Operation Manual W363 E1 SYSMAC CVM1 CV500 CV1000 CV2000 CVM1 Operation Manual Ladder Dia grams W202 E1 CS Series Programmable Controllers Operation Manual W339 E1 CJ Series CJ1G CPU E Programmable Controllers Operation Manual W393 E1 CS CJ Series Programming Manual W394 E1 CS CJ Series Serial Communications Boards Units Operatio...

Page 37: ...16 Before Operating Section 1 6 ...

Page 38: ...cting an CJ1W CIF11 RS 422A Converter 24 2 3 2 Connecting an NT AL001 Link Adapter 28 2 4 Connecting the NT Support Tool 35 2 5 Using a Memory Unit 36 2 5 1 Installation Method 37 2 5 2 Method of Use 37 2 6 Connecting to the RS 232C Port at the Host 44 2 6 1 Host Types and Settings 44 2 6 2 Connecting Directly between RS 232C Ports 69 2 7 Communicating with the PLC Using C200H Direct Communication...

Page 39: ...n the desired locations on the display and used as lamps input switches and other functional objects Expansion interface connector When using an Expansion Interface Unit such as a Memory Unit connect it here Battery cover There is a battery holder beneath this cover The Battery is not installed when the PT is shipped Type name Power input terminals Connect the power to the NT20 at these terminals ...

Page 40: ...ill start in a special RUN mode in which the screen data memory is initialized When it is started the memory initialization menu will be displayed For the initialization procedure refer to Section 3 4 Initializing Memory OFF The NT20 will start in normal RUN mode SW2 2 Screen display language mode DIP SW2 2 is used to indicate language selection If it is turned ON then dis play language will use E...

Page 41: ...20 Description of Parts and Settings Section 2 1 tion position During work at the panel take care to ensure that no metal scraps enter the unit ...

Page 42: ...de the ranges stated in the specifications High humidity condensation Splashing chemical agents Severe oil splashing Corrosive or flammable gases Strong vibrations or shocks Direct exposure to wind and rain outdoor sites Strong ultra violet irradiation Take adequate measures to ensure shielding if the NT20 is used at a location subject to any of the following conditions Static electricity or noise...

Page 43: ... in order to ensure water and dust resistance The panel must not be soiled or warped and must be able to support an installation that will remain secure and strong 1 Open a hole shown below in the panel and install the NT20 from the front of the panel 2 Attach the panel fittings at four positions shown below on the rear of the NT20 Fit the hook of the fitting in the square hole in the body and tig...

Page 44: ...er sup ply with reinforced insulation compliance with EC directives is planned for June 1998 Power Supply The applicable power supply specifications are as follows Parts Used for Connection Note For the connection to the power supply terminal block use stranded wire of 2 mm2 or greater cross sectional Area 14 AWG stranded wire and M3 5 size crimp terminals Tighten the screws on the terminal block ...

Page 45: ...f there are concerns about differences in ground potential or noise we recommend using the NT AL001 Link Adapter 2 Always turn OFF the NT20 s power supply before installing removing a RS 422A Converter or connecting disconnecting cables 3 Always discharge any static electricity by touching a grounded object be fore installing the RS 422A Converter or connecting cables Specifications General Specif...

Page 46: ... Signal RDA RDB SDA SDB FG SD RS CS RD ER DR SV SG FG SW 6 SW 5 SW 2 SW 3 SW 1 SDB SDA RDB RDA FG Pin number Function ON OFF 1 Terminating resistance With at both ends of the commu nications path Without 2 Two wire four wire method selec tion See note 1 Two wire method Four wire method 3 Two wire four wire method selec tion See note 1 Two wire method Four wire method 4 Not used 5 Selection of RS c...

Page 47: ...settings 1 Remove the DIP switch cover using a flat bladed screwdriver in the way shown below Note Press the cover gently while removing it to prevent it from popping out sud denly 2 Using a fine pair of tweezers or other tool with a fine point change the set tings of the DIP switch pins to match the desired communications condi tions 3 Be sure to remount the cover after finishing the DIP switch s...

Page 48: ... the signal wires to a length sufficient to attach crimp terminals Apply vinyl tape or heat shrinking tube to the sheathes and stripped parts of communications lines 4 Attach stick type crimp terminals to ends of the signal lines and crimp them using a crimp tool Recommend crimp terminals Phoenix Contact AI Series AI 0 5 8WH B serial number 3201369 Recommended crimp tool Phoenix Contact ZA3 With f...

Page 49: ...ns to RS 422A or RS 485 Serial ports A and B cannot be used simultaneously The NT20 supplies 5 V power 150 mA max to the Link Adapter through pin 6 of the RS 232C connector so an external power supply is not required Note 1 The RS 232C connector is insulated from the RS 422A RS 485 connector within the NT AL001 Link Adapter 2 Always turn OFF the NT20 s power supply before installing removing a Lin...

Page 50: ...e NT AL001 Link Adapter can be mounted on a DIN Track or in a control panel The Link Adapter s RS 422A terminal block can be removed easily Mounting to a DIN Track Latch the hook a on the rear of the Link Adapter onto the top edge of the DIN Track and pivot the Link Adapter downwards b as shown in the diagram below Next fit End Plates at the right and left of the Link Adapter to secure it so that ...

Page 51: ...mount Specifications The following tables list the NT AL001 Link Adapter s general and communica tions specifications General Specifications 1 18 30 21 100 3 94 110 4 33 2 M4 holes Units mm inch 0 83 Item Specification Dimensions With RS 422A terminal block cover closed 30 114 100 2 mm W H D With RS 422A terminal block cover open 30 114 119 5 mm W H D Weight 200 g max Ambient tem perature Operatin...

Page 52: ...vironment No corrosive gases Vibration resistance Conforms to JIS C0911 60 minutes each in X Y and Z directions Shock resistance Conforms to JIS C0912 147 m s2 3 times each in X Y and Z directions Item Specification Baud rate 115 2k bps max Transmission distance 2 m max Connector 9 pin D SUB connector female Item Specification Baud rate 115 2k bps max depends on the RS 232C baud rate Transmission ...

Page 53: ...ying 5 V must be turned OFF before starting wiring work 3 Before connecting the RS 232C cable and turning ON the power to an RS 232C device such as a PT i e turning ON the power to the Link Adapter check that the cable is wired correctly and that the DIP switch settings are correct If the power is turned ON and there is a wiring fault the internal circuits of the Link Adapter or the RS 232C device...

Page 54: ...k Adapter RS 422A 485 Device 7 Request to send CSB Link Adapter RS 422A 485 Device 6 Receive data RDA Link Adapter RS 422A 485 Device 5 Receive data RDB Link Adapter RS 422A 485 Device 4 Send data SDA Link Adapter RS 422A 485 Device 3 Send data SDB Link Adapter RS 422A 485 Device 2 Signal ground SG GND 1 Functional ground Manufacturer Style Model Compatible wire J S T Mfg Co Ltd Fork V1 25 N3A AWG...

Page 55: ...ounding points We recommend grounding the shield at one end as shown in the following diagram 8 Data terminal ready shorted to DR internally ER RS 232C Device Link Adapter 9 Signal ground SG Pin Signal name Code Signal direction RS 232C Device Link Adapter SW1 6 R R D SUB 9 pin Case 5 V SG SD RD RS CS DR ER 6 9 2 3 4 5 7 8 POWER Indicator RS 232C Dr Rec RS 422A 485 Dr Rec DC DC IS_5 V IS_0 V FG 1 ...

Page 56: ... it is while the NT20 is connected to the RS 232C cable from a personal computer Communications Conditions The communications conditions are automatically set when the system installer and NT Support Tool are started Recommended Connector Cable Use the cable indicated below CV500 CN228 length 2 m made by OMRON D SUB 9 pin male D SUB 25 pin male XW2Z S001 conversion cable made by OMRON D SUB 25 pin...

Page 57: ...n store the screen data for two PTs Note 1 Make sure that the power supply to the PT is OFF before connecting or disconnecting a Memory Unit After mounting a Memory Unit be sure to tighten its two screws Otherwise the product may malfunction 2 During data transmission do not turn OFF the power supply to the NT20 3 Do not touch the PCB printed circuit board with bare hands Also dis charge any stati...

Page 58: ...crew hole 4 3 2 1 OFF SW1 SW2 OFF 4 3 2 1 Factory setting is turned all to OFF Pin Function SW1 1 Automatic transmission writing from the Mem ory Unit to the PT OFF Not executed ON Executed SW1 2 Automatic transmission writing from the PT to the Memory Unit OFF Not executed ON Executed SW1 3 Manual transmission Direction of transmission and bank used selected at the PT touch panel OFF Not executed...

Page 59: ...is convenient if the touch panel is broken and touch switch opera tion is not possible or if someone unfamiliar with touch switch operation at the operation site is using the system Reference When screen data is written to the Memory Unit the data that has been stored in the specified Area up until that point is lost if the data is written into only one Bank the other Bank will not be affected Met...

Page 60: ...is forcibly written to NT20 irrespective of the setting status of the NT20 Since data transmission by this method is faster than when the NT Support Tool or system installer is used it can save a lot of time When transmitting the same system program or screen data to multiple NT20 this mode becomes convenient Reference When data is written to the NT20 the data that has been stored up until that po...

Page 61: ...N Indicator operates as follows according to the processing status Preparing flashes at intervals of 1 second Transmitting flashes at intervals of 0 5 second Verifying flashes at intervals of 0 5 second Finished lights up 3 Turn the NT20 power OFF remove the Memory Unit To operate NT20 continuously turn the NT20 power back ON Reading and Writing Data by Manual Transmission In this method the direc...

Page 62: ...le transmitting destinations are altered depending on the settings of the source of transmitting as described in the table below Reference When transmitting the system program and screen data simultaneously from the PT to the Memory Unit the setting of banks is Bank 0 system program Bank 1 screen data and when transmitting them from the Memory Unit to the PT either of the following combinations mu...

Page 63: ...touch switch but in the case of other errors the status described above remains in effect until the NT20 power is turned OFF or reset When an error occurs take remedial action by referring to the table below Error Probable Cause Remedial Action Mode setting error DIP Switch pins SW1 1 to SW1 3 are all OFF or more than one is ON Turn the NT20 power OFF set the Memory Unit DIP switches correctly the...

Page 64: ...n only An attempt is made to trans mit data other than a system program or the system pro gram of a different PT model into the NT20 as the system program An attempt is made to write a system program into the NT20 as screen data Perform either of the following procedures Turn the NT20 power OFF correct the DIP switch set tings of the Memory Unit and then turn the power back ON Turn the NT20 power ...

Page 65: ...d series of OMRON PLCs have the Host Link function built in In the CS series including the CS1 H PLCs CJ series and CQM1H PLCs the Host Link method can be used by installing a Serial Communications Board or Unit In addition some C200HX HG HE Z E have an integral CPU Unit that can be connected in the Host Link method by installing a Communi cations Board Check the model and series of the PLC the ty...

Page 66: ...U42 ZE C200HE CPU32 42 E C200HE CPU32 42 ZE C200HW COM02 04 05 06 EV1 C200HE C200HE Z C200HG CPU43 63 E C200HG CPU43 63 ZE C200HG CPU33 43 53 63 E C200HG CPU33 43 53 63 ZE C200HG C200HG Z C200HX CPU44 64 E C200HX CPU44 64 65 85 ZE C200HX CPU34 44 54 64 E C200HX CPU34 44 54 64 65 85 ZE C200HX C200HX Z CPM1 10 20 30CDR CPM1 CIF01 CPM1 CPM1A 10 20 30 40CD CPM1 CIF01 CPM2A 30 40 60CD CPM1 CIF01 Periph...

Page 67: ...k mounted Unit C200H LK201 V1 Setting the Front Switches Set each switch with a flat blade screwdriver so that the values or symbols in the setting value window agree with the following Setting the Rear Switches Item Switch Setting I O port RS 232C Baud rate Set the same baud rate as for the NT20 See note 1 Transfer code ASCII 7 data bits 2 stop bits Parity Even 1 to 1 1 to N 1 to N See note 2 Com...

Page 68: ... method the I O port selector switch on the front of the Unit must be set to RS 232C the upper position CPU Bus Unit Settings When connecting to a CVM1 CV series Host Link Unit set the following com munications conditions for the CPU Bus Unit settings Note 1 Set the Host Link baud rate at 9 600 bps or 19 200 bps with the memory switch at the NT20 2 The 1 to N setting enables BCC Block Check Charac...

Page 69: ...ruction RS 232C Communications port 1 RS 232C Communications port 2 RS 232C RS 422A I O port selector switch RS 422A Unit SW3 SW4 Communications condition setting Pin 1 Set this pin to OFF Baud rate 9 600 bps Parity Even Xon Xoff control Not executed Communications method Full duplex Stop bits 2 stop bits Data length 7 bits I O port selection selector switch Set this to RS 232C CTS selection Pins ...

Page 70: ... Programming Device e g SYSMAC Support Software or transmit the PLC Setup made at a Programming Device to the CPU Unit For details on the PLC Setup refer to the SYSMAC CVM1 CV500 1000 2000 Operation Manual Ladder Diagrams W202 E1 Allocated DM word Value Settings Port 1 Port 2 m m 10 8000 Host Link mode 2 stop bits even parity data length 7 bits m 1 m 11 0000 Baud rate 9 600 bps 0007 Baud rate 19 2...

Page 71: ...to the peripheral port through a CPM1 CIF01 RS 232C Adapter CPM2C Connect to the CPU Unit s RS 232C port or the peripheral port through a Connecting Cable CPM2C CN111 CS1W CN118 or CS1W CN114 The CPM2C CN111 splits the Unit s Communications Port into a RS 232C port and a peripheral port A CPM1 CIF01 RS 232C Adapter is also required to connect to this periph eral port RS 232C I O port selector swit...

Page 72: ... CQM1H Serial Communications Board Port 1 Item Setting at Host Communications mode Host Link mode Baud rate Set the same speed as set at the NT20 See note Stop bits 2 stop bits Parity Even Data length ASCII 7 bits Unit 00 Word Writing Value Settings DM6650 0001 Host Link mode no CTS control Communications conditions set by the contents of DM DM6651 0303 Data length 7 bits 2 stop bits even parity b...

Page 73: ...ings in the PLC Setup in the DM Area effective Word Writing Value Settings DM6550 0001 Host Link mode no CTS control Communications conditions set by the contents of DM DM6551 0303 Data length 7 bits 2 stop bits even parity baud rate 9 600 bps 0304 Data length 7 bits 2 stop bits even parity baud rate 19 200 bps DM6553 0000 Unit 00 Word Writing Value Settings DM6650 0001 Host Link mode Communicatio...

Page 74: ...32C Adapter set the mode switch as shown in the following diagram C200HX HG HE Z E CQM1 CQM1H RS 232C port communications condition setting Set pin 5 to OFF to make the settings made in PLC Setup effective Set the Communications switch to OFF down position Connecting PT to peripheral port Connecting PT to built in RS 232C port SW1 OFF SW2 ON Connecting PT to built in RS 232C port A Programming Con...

Page 75: ...Programming Device Programming Console or transmit the PLC Setup made at a Programming Device CX Programmer to the CPU Unit For details on PLC Setup refer to the SYSMAC CS Series Operation Manual W339 E1 or SYSMAC CJ Series Operation Manual W393 E1 When using the built in RS 232C port of a CS1G H CS1G H H or CJ1G When using the peripheral port of a CS1G H CS1G H H or CJ1G Item Setting at Host Baud...

Page 76: ...T BUSY RUN ERR ALM INH PRPHL COMM MCPWR CS1G H CS1G H H CJ1G DIP switches inside the battery storage Peripheral port RS 232 port This is used mainly for connection to the Programming Device This also supports the RS 232C Unit connection This is used mainly for connection to the RS 232C Unit This also supports a CX Programmer connection This is used mainly for connection to the Programming Device T...

Page 77: ...HG HE Z E CPU Units can be connected by the 1 1 NT Link by installing a Communications Board Check the model and series of the PLC against the model of CPU Unit before making the connections Allocated DM word Value Settings Port 1 Port 2 DM32000 DM32010 8000 Host Link mode 2 stop bits even parity data length 7 bits DM32001 DM32011 0000 Baud rate 9 600 bps 0007 Baud rate 19 200 bps 0008 Baud rate 3...

Page 78: ...ts with Built in NT Link Function CPU Units Connectable with Expansion Communications Board See note 1 Connectable to C Series C200HS CPU21 E EC C200HS CPU23 E C200HS CPU31 E C200HS CPU33 E C200HS C200HE CPU42 Z E C200HE CPU32 Z E C200HE CPU42 Z E C200HE Z E C200HG CPU43 Z E C200HG CPU63 Z E C200HG CPU33 Z E C200HG CPU43 Z E C200HG CPU53 Z E C200HG CPU63 Z E C200HG Z E C200HX CPU44 Z E C200HX CPU6...

Page 79: ...ons according to the kind of cable and port on the cable used as shown in the following table Refer to the CPM2C Operation Manual for more details Setting the DIP Switches on the Front of a C200HX HG HE Z E CQM1 CQM1H When using a C200HX HG HE Z E CQM1 or CQM1H the DIP switches on the front panel must be set as shown below in order to make the settings in the PLC Setup data memory effective Host M...

Page 80: ...witch as shown in the following diagram C200HX HG HE Z E CQM1 CQM1H RS 232C port communications condition setting Set pin 5 to OFF to make the settings made in PLC Setup effective Set the Communications switch to OFF down position Connecting PT to peripheral port Connecting PT to built in RS 232C port SW1 OFF SW2 ON Connecting PT to built in RS 232C port A Programming Console is connected to the p...

Page 81: ...the PLC as well as the model of Serial Com munications Board or Unit being used before making the connections The hosts that can be connected to the NT20 by the 1 N NT Link using the RS 232C ports of both Units are indicated in the table below OFF ON 1 2 3 4 5 6 ON I O port selection selector switch Set this to RS 232C Set Pin 3 to use NT Link ON right side DIP switch setting Pin 3 PLC Series CPU ...

Page 82: ...ng to the host model and port Note 1 RS 232C port on the Communications Board 2 RS 232C port on the Serial Communications Board C Series C200HE CPU42 Z E C200HE CPU32 Z E See note 3 C200HE CPU42 Z E See note 3 C200HE Z E C200HG CPU43 Z E C200HG CPU63 Z E C200HG CPU33 Z E See note 3 C200HG CPU43 Z E See note 3 C200HG CPU53 Z E See note 3 C200HG CPU63 Z E See note 3 C200HG Z E C200HX CPU44 Z E C200H...

Page 83: ... for the communications baud rate The same baud rate will be used regardless of the value as long as it is between 0000 and 0009 Hex When using the peripheral port of a CS1G H CS1G H H or CJ1G Note Set any value between 0000 and 0009 Hex for the communications baud rate The same baud rate will be used regardless of the value as long as it is between 0000 and 0009 Hex When connecting PTs with model...

Page 84: ...WR CS1G H CS1G H H CJ1G DIP switches inside the battery storage Peripheral port RS 232C port This is used mainly for connection to the Programming Device This also supports the RS 232C Unit connection This is used mainly for connection to the RS 232C Unit This also supports a CX Programmer connection This is used mainly for connection to the Programming Device This also supports the RS 232C Unit c...

Page 85: ...2001 to 0000 Hex and DM 32006 to 0006 Hex Connecting to CS CJ series Serial Communications Unit A CS series Rack mounted Unit CS1W SCU21 CJ series CJ1W SCU41 Port 2 is an RS 232C port Setting the Front Switches Set the unit number of the Serial Communications Unit by using the rotary switch located on the front panel Set each switch with a flat blade screwdriver so that the values or symbols in th...

Page 86: ... NT Links Be sure to check the model number of the PLC and Serial Communications Board Unit before trying to establish the high speed 1 N NT Links The following table shows which CS1 series PLCs can be connected to an NT20 with the high speed 1 N NT Links Note 1 The direct high speed 1 N NT Link connection is not supported by CS1 series CPU Units without the V1 suffix 2 A CS1W SCB21 or CS1W SCB41 ...

Page 87: ...Hex Either set PLC Setup directly from a Programming Device Programming Con sole or transmit the PLC Setup made at a Programming Device CX Pro grammer to the CPU Unit For details on PLC Setup refer to the SYSMAC CS Series Operation Manual W339 E1 or SYSMAC CJ Series Operation Manual W393 E1 Note When using the CX Programmer to set the high speed 1 N NT Link set the communications baud rate to 115 ...

Page 88: ...U42 OPEN OPEN PERIPHERAL PORT BUSY RUN ERR ALM INH PRPHL COMM MCPWR CS1G H CS1G H H DIP switches inside the battery storage Peripheral port RS 232C port CJ1G This is used mainly for connection to the Programming Device This also supports connection of RS 232C devices This is used mainly for connection of RS 232C devices This also supports the connection of CX Programmer This is used mainly for con...

Page 89: ...ee with the fol lowing Allocation DM Area Settings for CPU Unit Setting is written from the Programming Device a Programming Console or CX Programmer directly into the allocated DM Area PLC Setup of the CPU Unit After the setting is written it becomes effective by turning the power ON restarting the Unit restarting the communications port or execution of the STUP instruction The following table sh...

Page 90: ... 000A Communications baud rate high speed m 6 m 16 000 The largest model number of the con nected PT 0 7 Allocated DM word Value Settings Port 1 Port 2 Name Model Remarks Delivered with Connector XM2A 0901 9 pin Made by OMRON CS series CS1G CS1H CS1G H CS1H H CJ series CJ1G C series CQM1 C200HS C200HX HG HE Z E CVM1 CV series CPU Units CV500 LK201 XM24 2501 25 pin Made by OMRON CV500 LK201 C200H L...

Page 91: ...port 1 and a 9 pin connector com munications port 2 When using communications port 2 refer to Wiring for Other Connections Other Than the Memory Link Method below Note For Units that have a CTS setting selector switch RS and CS do not have to be shorted if this switch is set to 0 V Wiring for Other Connections Applicable Units CV500 LK201 communications port 2 CS1W SCU21 CJ1W SCU41 CPM1 10CDR CPM1...

Page 92: ...200HX CPU54 Z E C200HX CPU64 Z E C200HX CPU65 ZE C200HX CPU85 ZE CVM1 CPU01 EV2 CVM1 CPU11 EV2 CVM1 CPU21 EV2 SRM1 C02 V2 Compatible cables with attached connectors XW2Z 200T 9 pin 9 pin 2 m XW2Z 500T 9 pin 9 pin 5 m CPU Units of CVM1 CV series PLCs without the suffix EV cannot be con nected by any connection method Note For Units that have a CTS setting selector switch RS and CS do not have to be...

Page 93: ...232C Port at the Host Section 2 6 9 pin type Shield 1 6 5 9 NT20 PLC FG 5V CS RS RD SD SG 1 2 3 4 5 6 7 8 9 CS RS RD SD SG Abbreviation Pin number Connector hood RS 232C interface Abbreviation Connector hood RS 232C interface ...

Page 94: ...here is some fluctuation in the PLC cycle time the system opera tion may not be consistent and this should be born in mind when designing the system 2 7 2 Connection Method The NT20 PT is connected to the PLC using the NT20 IF001 and NT600M LB122 V1 The connection conditions are different for C200H HS C200HX HG HE and C H CPU Unit Model Name C20H C28HC40H C60H C H C200H CPU01 E C200H C200H CPU03 E...

Page 95: ...the NT20 using a short wire 100 mm max and connect the ground through the NC terminal Reference The NC terminal on the NT20 also serves as a functional ground Do not con nect this terminal when using only the NT20 grounding is not required Caution Always turn off the power at the PLC and PT before connecting the C200H interface cable Otherwise the system may operate unpredictably Caution Make sure...

Page 96: ...ing the diameter of the hole or opening must be at least 53 mmφ Removing the top cover reduces this requirement to 33 mmφ or larger During installation this cover must be replaced before securing the PT Connection to C200H C200HS and C200HX HG HE Connect the CPU Rack or Expansion I O Rack with an I O cable The follow ing restrictions apply when making this connection A maximum of one CPU Rack and ...

Page 97: ... connection in the system Connection to C H Connect the CPU Unit with an I O Connecting Cable The following restric tions apply when making this connection A maximum of one CPU Unit can be connected Up to two I O Units can be connected for the one CPU unit but Expansion I O Units cannot be connected CPU Rack Expansion I O Cable C200H CN 1 1 Rack max Expansion I O Cable NT20M CNP 1 C200H CN 1 Expan...

Page 98: ...valent as the noise fil ter 2 7 3 Turning the Power ON OFF When Using C200H Direct Communications The NT20 ST121 E functions as an expansion I O unit of the PLC Use the following procedure to turn the power ON and OFF Caution Depending on the method used to turn the power ON and OFF the entire sys tem may stop Follow the procedure described below to turn the power ON and OFF Power ON Turn the powe...

Page 99: ...isconnected during system operation an I O bus error occurs at the PLC and operation stops If this happens con nect the I O Connecting Cable and cancel the error Power OFF Turn the power OFF as follows Turn OFF the power supplies to the PLC and NT20 simultaneously The next time the power is turned ON the NT20 displays the screen that was displayed when the power was turned OFF Note If the power to...

Page 100: ...onditions Set to the maximum baud rate supported by both the NT20 and Host The communications condition settings of the NT20 ST128 are set with the RS 232C communications conditions memory switches 2 8 2 Connector Pin Arrangement The RS 232C connection between the NT20 and Host is described below NT20 Interface Unit The connector specifications are described below Electrical characteristics Confor...

Page 101: ...nnectors at both ends Caution When making the connection turn OFF the power to the NT20 and PLC before disconnecting or connecting any connector Caution After connecting the communications cable always secure it with the screws Otherwise the cable may disconnect causing operation to fail Note If using the 5 V supply of pin No 6 check first that the equipment that is to receive the supply has a cur...

Page 102: ...ions with the Host by Using the Memory Switches 91 3 5 1 Selecting the Host Communications Method 93 3 5 2 Selecting the Host Communications Port 94 3 5 3 Selecting the Host Link Communications Speed 95 3 5 4 Selecting the NT Link 1 N Communications Speed 96 3 5 5 Selecting Unit Numbers 97 3 5 6 Selecting the Automatic Reset Function 98 3 5 7 Setting RS 232C Communications Conditions NT20 ST128 99...

Page 103: ... mode press appropriate touch switches to display the System Menu Initializing Memory page 88 Select a System Menu and initialize the NT20 unit memory Memory Switch Settings page 91 Select the System Menu and make settings such as the communications con ditions for communications with the Host by setting the memory switches Registering the Screen Data page 102 Connect the Support Tool to the NT20 ...

Page 104: ...Operation Status DIP Switch Settings page 19 3 2 1 Changing the System Settings or Screen Data Follow the procedure below to change the system settings or screen data contents Note 1 Turn ON the power to the NT20 The NT20 will enter the RUN mode and the start up screen will be dis played The start up screen varies according to registered screen data 2 Press appropriate touch switches to display th...

Page 105: ...stem Menu allows to effect various NT20 functions by using the touch switches The NT20 s functions with respect to the System Menu are related as shown below For the operations with the System Menu refer to the 3 3 3 Operations with the System Menu page 86 RUN mode Transmit mode Power ON SYSTEM MENU Quit Transmit Mode Maintenance mode Maintenance mode Screen data and other data are transmitted bet...

Page 106: ... Second screen COMM CHECK MENU Quit Tool I F Host Link NT Link C200H Direct Communications RS 232C I F Host Link NT Link MEMORY SWITCH MENU C200H Direct Communications Comm Type Key Sound Buzzer Sound BK light Off Tool Mode Automatic Reset Language First screen Second screen MEMORY SWITCH MENU RS 232C NT20 ST128 Key Sound Buzzer Sound BK light Off Automatic Reset Data Bits Partiy Check Flow Contro...

Page 107: ...e same time to call the System Menu screen Note that the touch switches used to call the System Menu are not displayed on the screen If a touch switch displayed in a corner is pressed first the touch switch will function and the System Menu will not be displayed To success fully call the System Menu first press a corner where no touch key is dis played and then press any other corner regardless of...

Page 108: ...n the cases described below Selecting Quit in the System Menu The screen touch switches is not pressed for over 10 seconds SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Menu Item Function Quit The System Menu screen is cleared and the NT20 will return to the RUN mode Transmit Mode The Trans...

Page 109: ... initialize Yes No When an error has occurred the error messages such as Screen data cor rupted will be displayed For the error messages displayed on the screen refer to 7 2 Responding to Displayed Error Messages Note Initializing the screen data memory will erase entire screen data registered in the NT20 Make sure that there are backup copies of the screen data on floppy disks before starting the...

Page 110: ...Error Occur Initializing Memory is displayed INITIALIZE MEMORY MENU Quit Init Screen Select Init Screen Initialize Screen Memory Yes No Select Yes The screen data memory is initialized During the initial ization the Initializing mes sage will be displayed If No is selected the mem ory initialization will be can celed and the NT20 returns to the operation mode Use the Support Tool to set the PT Con...

Page 111: ...he memory initialization In either case when changing the system settings or registering screen data display the sys tem menu after setting DIP switch SW2 1 to the OFF position while the NT20 power is OFF then switching the power back ON 2 The NT20 DIP SW2 1 is used to set Screen data forced initialize Yes No Setting this to Yes selects effective and No ineffective Initialize Screen Memory Yes No ...

Page 112: ...ions conditions system settings etc which can be used as the switches and called the memory switches Since the memory switches use the flash memory the stored data can be held even when the power supply is turned OFF If the memory switch memory is corrupted for any reason a message will be displayed when the operating mode is changed Press the Write touch switch and initialize the memory Setting F...

Page 113: ...B Quit Page WRT EXIT Language English MEMORY SW MENU 1 2 Quit Comm Type Key Sound Page WRT EXIT Buzzer Sound Bk light Off Tool Mode C200H OFF OFF None NT20S MEMORY SW MENU 2 2 Automatic Reset No English Quit Page WRT EXIT Language MEMORY SW MENU 1 3 Quit Page WRT EXIT MEMORY SW MENU 2 3 Stop Bits Parity Check Flow Control 8 bits 1bit Even RS CS Quit Page WRT EXIT Baud Rate Data Bits 9600 bps 3 3 L...

Page 114: ...ibed below To set and quit the menu press the WRT EXIT touch switch To quit without setting press Quit Note The communications method must be selected according to the method that the connecting PLC supports SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select Memory Switch Comm Type Key So...

Page 115: ...en made at Port B Select the host communications port by the menu operation from the System Menu as described below e g Host Link To set and quit the menu press the WRT EXIT touch switch To quit without setting press Quit SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select Memory Switch Co...

Page 116: ...described below To set and quit the menu press the WRT EXIT touch switch To quit without setting press Quit SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select Memory Switch Comm Type Key Sound Buzzer Sound Host Link OFF Bk light Off Tool Mode OFF None NT20S 1 2 Quit MEMORY SW MENU Page WR...

Page 117: ...h switch To quit without setting press Quit SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select Memory Switch Comm Type Key Sound Buzzer Sound NT Link 1 N OFF Bk light Off Tool Mode OFF None NT20 1 2 Quit MEMORY SW MENU Page WRT EXIT Select Page If the NT Link 1 N is not selected press the...

Page 118: ... unit numbers that can be set differ according to the type of host PLC as follows C200HE Unit Nos 0 to 3 C200HG C200HX Unit Nos 0 to 7 Set the unit numbers by following the menu operation from the System Menu described below SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select Memory Switch...

Page 119: ...en made at No Select the baud rate of the communications with the PLC by the menu opera tion from the System Menu as described below Automatic Reset Unit No No 7 2 2 Quit MEMORY SW MENU Page WRT EXIT Comm Speed Comm Port Standard Port B Language English Repeatedly pressing the Unit No touch switch cycles through the numbers that can be set SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Mai...

Page 120: ...the host set the following communications conditions Data Bits Stop Bits Parity Check Flow Control Baud Rate Set the same communications conditions at the host and the NT20 You are recommended to set the highest baud rate that can be used by the host and NT20 The factory settings are as follows Data Bits 8 bits Stop Bits 2 bits Parity Check Even Flow Control None Baud Rate 9600 bps Set the conditi...

Page 121: ...arity Check None Even Odd Quit PT Setting MAINTENANCE MENU I O Check Init Memory Memory Switch DIP SW Status Select Memory Switch Key Sound Buzzer Sound Bk light Off ON ON Tool Mode Automatic Reset 10 min NT20S Yes 1 3 Quit MEMORY SW MENU Page WRT EXIT Data Bits Stop Bits Parity Check 8 bits 1 bit Flow Control Baud Rate Even RS CS 19200 bps 2 3 Quit MEMORY SW MENU Page WRT EXIT LMP Bit Control Com...

Page 122: ...XON XOFF Baud Rate 2400 bps 4800 bps 9600 bps 19200 bps LMP Bit Control Enable Disable Note Use the same condition settings as set for the host It is recommended that the highest baud rate possible is selected for both the host and the NT20 For details on lamp bit control refer to 3 8 Various System Settings on page page 106 ...

Page 123: ...dy existing in the NT20 will be erased If an error message and the System Menu are displayed immediately after the NT20 has been started the screen data memory needs to be initialized Data Transmission in Screen Units The NT20 allows the transmission of data for specified screens By selecting the screen number of the screen to be transmitted using the Support Tool it is possible to transmit the re...

Page 124: ...a memory by using the menu before the screen data transmission The NT20 ST121 E ST128 uses the same connector for screen data trans mission and connection to the Host If this connector is currently connected to the host disconnect the cable from it and connect it to the Support Tool per sonal computer before attempting screen data transmission 1 2 3 1 Connect the NT20 to a PLC in which the Support...

Page 125: ...ring Screen Data Transmission When any of the following or a system error occurs during the screen data transmission the transmitted screen data will not be registered correctly to the NT20 If an error message is displayed in the System Menu and the RUN Mode cannot be selected the screen data memory needs to be initialized The power to the NT20 is interrupted or reset The power to the computer on ...

Page 126: ...creen not registered is displayed For details on screen numbers see 4 3 Screen Display on page 140 Confirming the Communications between the NT20 and the PLC Host When using the NT20 ST128 use the RS 232C communications check func tion in Maintenance Mode to confirm normal communications between the NT20 and the host Refer to Checking the Communications with the Host NT20 ST128 on page 117 When us...

Page 127: ...with the memory switch The factory setting has been set to give the key press sound when the touch key is pressed Set the key press sound by the menu operation from the System Menu as described below SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select Memory Switch Comm Type Key Sound Buzz...

Page 128: ...rt Tool When creating the screen data by using the Support Tool set the buzzer as a screen attribute so that the buzzer will sound When the screen in which this attribute has been set is displayed the NT20 will give the buzzer sound Note If the control by the Host and the display of the screen in which the buzzer attribute has been set are executed simultaneously the priority is given to the contr...

Page 129: ...en an error has occurred The factory setting is ON which means that the buzzer will sound when a command is received from the host when a screen for which the buzzer attribute is set is displayed and when errors occur Set the buzzer sound by the menu operation from the System Menu as described below SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Se...

Page 130: ...ormed for a certain period of time Turning ON the Backlight When a touch switch on the NT20 is pressed or a screen is switched or redis played by the PLC when the backlight is off by the backlight off function the backlight will turn on Any changes of numeric values or characters displayed on the screen will not effect the backlight to turn on again Setting the Backlight OFF Function Use the memor...

Page 131: ...the formation of an afterimage In order to prevent this either use the screen saver function or periodically switch screens 3 8 4 Language Function The language selection items will be different according to the DIP SW2 2 When DIP SW2 2 is pushed to ON the language is fixed to English That is user can t choose other language but English When DIP SW2 2 is pushed to OFF the languages can be switched...

Page 132: ...is not possible An attempt to transmit multiple screens may destroy the screen data When screen data transmission is in screen units transmission with verifi cation set is not possible The image data memory must be initialized before starting transfer in file units Screen data for RS 232C communications cannot be used NT Link 1 N DIP SW2 2 is OFF Host link NT Link 1 1 NT Link 1 N Automatic Reset U...

Page 133: ...y do not match the up load may fail or data may change preventing correct operation 3 8 6 Lamp Bit Control NT20 ST128 When using the NT20 ST128 using the RS 232C interface for communica tions with the host you can select whether lamp status is controlled by bit designation or not The factory setting for this function is Enable lamps numbered 0 to 31 con trolled by bits SYSTEM MENU Quit Transmit Mo...

Page 134: ...nance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select Memory Switch Key Sound Buzzer Sound Bk light Off ON ON Tool Mode Automatic Reset 10 min NT20S Yes 1 3 Quit MEMORY SW MENU Page WRT EXIT Select Page down Data Bits Stop Bits Parity Check 8 bits 1 bit Flow Control Baud Rate Even RS CS 19200 ps 2 3 Quit MEMORY SW MENU Page WRT EXIT Select Page down ...

Page 135: ... set lamp control by bits is possible This means that the lamps numbered 0 to 31 can be controlled by specifying either lamp num bers or bits However it is not possible to make lit flashing status selec tions by specifying lamp numbers the selection made when the screen data was created remains effective LMP Bit Control Comm Port Language Enable Port B English 3 3 Quit MEMORY SW MENU Page WRT EXIT...

Page 136: ...t Tool Communications with the Host NT20 ST128 RS 232C only LCD LED Check The Screen Data Memory Buzzer Checking the Touch Switches Execute a touch switch check by the menu operation from the System Menu as described below SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select I O Check I O C...

Page 137: ...to the host Checking the Communications with the Support Tool Execute a NT20 to Support Tool communications check by the menu opera tion from the System Menu as described below The NT20 ST121 E ST128 uses the same connector Port A for connection to the Support Tool and connection to the Host If this connector is currently connected to the host disconnect the cable from it and connect it to the Sup...

Page 138: ...nications check by the menu operation from the System Menu as described below I O CHECK MENU Quit LED Check Buzzer LCD Display Comm Check Touch Switch Data Memory Select Comm Check COMM CHECK MENU Quit Tool I F Select Tool I F EXIT TOOL I F INPUT CHECK The data received from the connected Support Tool are displayed in hexadeci mal numbers SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Main...

Page 139: ... NT20 LCD by using the menu operation from the System Menu as described below MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select I O Check I O CHECK MENU Quit LED Check Buzzer LCD Display Comm Check Touch Switch Data Memory Select Comm Check COMM CHECK MENU Quit Tool I F RS 232C I F RS 232C I F INPUT MENU Exit ...

Page 140: ...screen The I O Check Menu will be redisplayed Checking the Buzzer Check the NT20 buzzer by using the menu operation from the System Menu as described below SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select I O Check I O CHECK MENU Quit LED Check Buzzer LCD Display Comm Check Touch Switch...

Page 141: ...ound when the buzzer check is executed Checking the LED Check the LED by using the menu operation from the System Menu as described below MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select I O Check I O CHECK MENU Quit LED Check Buzzer LCD Display Comm Check Touch Switch Data Memory Select Buzzer SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintena...

Page 142: ...System Menu as described below Note When the screen data memory is checked the memory is initialized and all the screen data is lost Check that the screen data has been backed up using the Support Tool before executing a screen data memory check I O CHECK MENU Quit LED Check Buzzer LCD Display Comm Check Touch Switch Data Memory Select LED Check SYSTEM MENU Quit Transmit Mode Maintenance Mode Sele...

Page 143: ...fe or there may be a hardware fault In that case initialize the screen data memory and check the mem ory again If the same error message is displayed again consult the OMRON Service Center 3 9 2 Checking the PT Setting Display the NT20 settings by using the menu operation from the System Menu as described below I O CHECK MENU Quit LED Check Buzzer LCD Display Comm Check Touch Switch Data Memory Se...

Page 144: ...t Memory Memory Switch Select PT Setting EXIT PT SETTING EXIT PT SETTING PT Control Area DM0000 PT Notify Area DM0010 Comm Type Host Link Baud Rate 9600bps PT Control Area DM0000 PT Notify Area DM0010 Comm Type NT Link EXIT PT SETTING PT Control Area DM0000 PT Notify Area DM0010 Comm Type NT Link 1 N Unit No 7 PT SETTING EXIT PT SETTING PT Control Area DM0000 PT Notify Area DM0010 Comm Type C200H ...

Page 145: ...tatus display from the screen and causes the NT20 to enter the RUN mode SYSTEM MENU Quit Transmit Mode Maintenance Mode Select Maintenance Mode MAINTENANCE MENU Quit PT Setting I O Check DIP SW Status Init Memory Memory Switch Select DIP SW Status DIP SWITCH STATUS ON OFF SW2 1 Forced Init No 2 Lanugage Select Enable 3 Mode Change Enable 6 4 3 2 1 5 EXIT Page 1 2 DIP SWITCH STATUS ON OFF SW2 4 Res...

Page 146: ...aintenance Section 3 9 Note If the DIP switch settings have been changed when the NT20 is powered reset the power to the NT20 The changes with the DIP switches become effective only after the power supply is reset ...

Page 147: ...tem Transfer Tool using the appropriate cable then proceed as follows Reference The NT20 uses the same connector Port A for connection to the Support Tool and connection to the host If this connector is currently connected to the host disconnect the cable from the host and connect it to the Support Tool personal computer before attempting to transfer the system program Operation 1 Connect the NT20...

Page 148: ...minated by pressing the Abort Button on the NT20 Transfer is terminated by pressing the ESC key of the personal computer running the System Transfer Tool In the event of any of the above there is a possibility that the NT20 will not operate or that unpredictable malfunctions will occur To prevent this turn ON DIP switch SW2 6 to erase the system program after the problem has occurred For details o...

Page 149: ...hown below will be displayed 3 On completion of erasure the screen shown below will be displayed At this point set DIP SW2 6 to the OFF position and reset the NT20 Yes Download System Program Erase system program System Installer V1 00 aller V1 00 Exit Are you sure Download System Program System Installer V1 00 Erasing Download System Program Set DIP SW2 6 to OFF and System Installer V1 00 aller V...

Page 150: ...nect the NT20 to a personal computer running the System Transfer Tool using the appropriate cable then proceed as follows Reference The NT20 uses the same connector Port A for connection to the Support Tool and connection to the host If this connector is currently connected to the host disconnect the cable from the host and connect it to the Support Tool personal computer before attempting to tran...

Page 151: ...eakage during transfer Transfer is terminated by pressing the ABORT Button on the NT20 Transfer is terminated by pressing the ESC key of the personal computer running the System Transfer Tool In the event of any of the above a resource error will occur To prevent this turn ON DIP switch SW2 5 to erase the resource data after the problem has occurred For details on erasing the resource data with th...

Page 152: ...hout erasing the resource data If you do want to erase the resource data press the Yes Button This will start erasure of the resource data During erasure the screen shown below is displayed 4 On completion of erasure the screen shown below will be displayed Erase resource Download resource Resource Transmit Erase resource Yes No Erase resource Yes No Erasing Erase resource Download resource Resour...

Page 153: ...132 Transferring the Resource Data Section 3 11 ...

Page 154: ... 4 Memory Tables 144 4 4 1 Character String Memory Table 144 4 4 2 Numeral Memory Table 145 4 5 Bar Graphs 147 4 5 1 Bar Graph Functions 147 4 6 Lamps 150 4 6 1 Lamp Functions 150 4 7 Touch Switches 152 4 7 1 Functions of Touch Switches 153 4 7 2 Screen Switching Function 154 4 7 3 System Key Functions 154 4 8 Numeral Setting 156 4 8 1 The Numeral Setting Function 156 4 8 2 Types of Numeral Settin...

Page 155: ...ew Screen Tool Setting PT model Set the PT model as follows NT20S Set NT20S System Setting Memory Switch Setting Setting for PT Status Control Notify Area Correcting an Existing File File Designation Importing DOS Version Data File Designation Designate the work file to be data converted NT20 Set NT20 Set the memory switches that determine the basic operation of the PT The numeral character string...

Page 156: ...itting the Screen Data Support Tool After designating a screen set the screen properties and register elements for the screen or correct the screen If necessary create marks image data and library data and set the initial values of memory table entries For details of screens and elements refer to SECTION 4 NT20 Functions Transmit the created screen data to the PT After setting the PT in the Transm...

Page 157: ...origin of coordinates 0 0 is set at the top left corner of the screen Screen Management The screens displayed on the NT20 are managed by the screen numbers When using the NT20 up to 495 screens can be created and screen numbers in the ranges 1 to 250 and 256 to 500 can be used numbers 251 to 255 are reserved for system use The display screens can be switched or the start up screen can be set by de...

Page 158: ...ttributes of Characters and Figures The following types of characters can be input by using the Support Tool and be displayed during operation Marks A mark is a graphic pattern created by combining 16 x 16 dots by using the Support Tool Marks can be handled the same as the wide size characters Up to 64 patterns can be defined within the total screen data using char acter code FF20 to FF5F Enlarged...

Page 159: ...sible Control Notification of display elements Control Notification of the NT20 status Screen switching Ascertaining the number of the screen currently displayed Memory table operations For details on actual operations refer to SECTION 5 How to Use the Host Link NT Link Communications through RS 232C The NT20 ST128 can communicate with the host through the RS 232C inter face In other words it can ...

Page 160: ...hether or not numerical values have been input by numeral setting For details on how these NT20 operating status is actually detected refer to 5 5 Notification of the Operating Status to the PLC Determining the NT20 Operating Status on page 208 Screen Number Response on page 217 and Eight digit Number Input Notify on page 225 Caution To ensure system safety be sure to periodically read the PT oper...

Page 161: ...s the basic screen of the NT20 It is not necessary to select a screen type overlapping or consecutive when to create the screen data on a normal screen When a normal screen is selected existing screens will be erased and a nor mal screen will be displayed Overlapping Screen Several normal screens can be overlapped and displayed as one screen A group of overlapped screens is called an overlapping s...

Page 162: ...e current screen number and the total number of continuous screens can be displayed in the top right corner of the screen This is called the page number display The page number is set when creating the screen data by using the Support Tool Refer to the NT series Support Tool for Windows Operation Manual Cat No V061 E1 All display elements except numeral setting can be used in the continuous screen...

Page 163: ...he Host Refer to 3 8 2 Using the Buzzer on page 107 for the buzzer setting using the memory switch To stop the buzzer by using the screen operation create a system key as a touch switch Numeral Setting Attribute Select whether the numeric keys are automatically displayed or the numeric keys are created at arbitrary positions on the numeral setting screen The fol lowing two numeral setting attribut...

Page 164: ... switch is provided using bit informa tion Backlight Attributes Select whether the backlight is lit or flashes when the screen is displayed There are two types of backlight attribute in the screen attributes as indicated below Lit Backlight is lit when the screen is displayed Flashing Backlight flashes when the screen is displayed ...

Page 165: ...nnection it is possible to display the contents of char acter string memory table entries by specifying their numbers with numeral memory table entries indirect specification rather than directly changing the character string memory table contents For details on how to change currently displayed character strings refer to 5 2 2 Changing Displayed Numerals or Character Strings Changing the Con tent...

Page 166: ...ing a Numeral The numeral memory table entries are registered with table entry numbers 0 to 127 When creating the screen data by using the Support Tool set the position on the screen to display a numeral and also set a numeral number to be dis played When the NT20 is operated the screen displays the contents of the numeral memory table For details on how to change the currently displayed numeric d...

Page 167: ...ry table entry on several different screens simul taneously the display attributes on such screens must be the same If there are discrepancies among the display attributes the numeral table entry may not be displayed correctly Note Zero Suppress Setting The numeral data are displayed in designated display areas as right aligned If the number of digits of a numeral data is smaller than that of the ...

Page 168: ...recognizes the direct method only The bar graph display cannot use hexadecimal numbers If hexadecimal numbers are set in the reference numeral memory table entries the bar graph cannot be displayed Use caution not to write hexadecimal numbers except the minus sign F to the reference numeral memory table entries Bar Graph Attributes The following attributes can be set with the NT20 for the bar grap...

Page 169: ... The bar graph is displayed in the range of 100 to 100 The middle of the bar graph indicates 0 To Not Display Values Below 0 Sign Display No The bar graph is displayed in the range of 0 to 100 The end of the bar graph indicates 0 Values below 0 are indicated as 0 Differences in the Bar Graph Display Method According to the Values The bar graph display method varies according to the value range 1 W...

Page 170: ...layed in the minus di rection as shown above 3 When the absolute value of the value is above 1000 The bar graph will be displayed the same as 2 above The value is displayed as follows according to the sign display setting Sign display No Sign display Yes display 0 100 999 Graph width 8 dots 1 dot wide space ...

Page 171: ...eating the screen data can be switched according to the ON OFF of the PLC bit sta tus Lamp Attributes The following attributes can be set with the lamp Use the Support Tool to set the lamp attributes Shape Select from the square and circle shapes The display size can be freely selected Frame Select whether or not the boundary line frame of the lamp display area is displayed If the frame is not set...

Page 172: ...ever note that different results will be achieved depending on the timing of the lighting of the lamp and the updating of the memory table entry Bear this in mind when creating the control program Example 1 Lighting a Lamp after Changing a Memory Table Entry Example 2 Changing a Memory Table Enter while the Lamp Is Lit Frame is set Unlit Flash Lit Frame is not set Unlit Flash Lit Area inside the f...

Page 173: ...T touch switches for applications where danger to human life or serious property damage is possible or for emergency switch applications Caution Press touch switches with a force of no greater than 30 N Caution Do not press touch switches carelessly while the backlight is off or while noth ing is displayed on the screen Otherwise the system may operate unpredict ably Only press touch switches afte...

Page 174: ...ing attributes can be set for touch switches Display Frame The area that will respond as a touch switch is displayed in the form of a frame as shown in the table below One of three types of frame standard 3 D and none can be selected If none is selected only the touch switch s guide display message or nothing if there is none are displayed until a light or flash designation is sent from the PLC Ho...

Page 175: ...uch SW Bit specification and Screen switch of the Support Tool Note Only one screen number can be set for one touch switch within one screen or within one overlapping screen 4 7 3 System Key Functions The NT20 allows the allocation of system key functions to touch switches The system key functions can then be used during operation by pressing the touch switches to which they have been allocated Fo...

Page 176: ... key function has been allocated is pressed the PLC is not notified of the touch switch bit information The and keys are not displayed among the system numeric keys Accordingly when using the system numeric keys create the and keys Alternatively create user numeric keys ...

Page 177: ... with the Support Tool Caution Confirm system safety carefully before changing monitor data 4 8 1 The Numeral Setting Function The numeral setting function is described below Basic Procedure The procedure for numeral setting is as follows 1 2 3 1 Input the numerical value at the touch panel 2 The input numerical value is displayed in the numeral setting area on the screen 3 Confirm the input numer...

Page 178: ...tion This function is not supported by the NT20 ST128 Take appropriate measures using the user application software 4 8 2 Types of Numeral Setting There are two types of numeral setting the numeric key type and the thumb wheel type The basic function of these two types is the same but the screen displays and input methods are different A maximum of 50 input fields including both numeric key and th...

Page 179: ...nd user Screen When System Is Specified When a numeral setting area is created numeric keys are automatically displayed The display position and arrangement of the numeric keys are fixed On this screen only the types of numeric key shown in the figure be low system keys are used When using the NT20 with the numeral setting attribute set to system apart from the numeric keys provided by the system ...

Page 180: ...ring data creation on the numer al setting screen the numeric keys shown below are displayed Numeric Key Allocations The numeric keys are allocated to touch switches The numeric keys allocated to touch switches are specified when the touch switches are created The following numeric keys system keys can be used for numeral setting For details on how to create touch switches refer to 4 7 Touch Switc...

Page 181: ...top left cor ner has the smallest XY coordinate sum the top left numeral setting input field in the example above Selection with the System Keys When the and system keys on the touch panel are pressed the cursor moves between the numeral setting areas by following the order in which they were created using the Support Tool For example if three numeral setting areas have been created the cursor can...

Page 182: ...nd alphabet key A to F operate as follows on initial use first use after displaying the screen Sign Key The display is cleared to zero assuming decimal input with sign dis play Decimal Point Key The display is cleared to zero after which input starts from the decimal fraction digits assuming decimal input with sign display Alphabet Keys A to F The display is cleared to zero assuming decimal input ...

Page 183: ...n and a lower limit of 0m m where n and m are the values of each digit n n m m it is not possible to carry digits up ward or downward Example When the upper limit value is 1200 and the lower limit value is 201 if the initial value has three digits the value can be changed within the range 201 to 999 and if the initial value has four digits it can only be changed within the range 1000 to 1200 This ...

Page 184: ...ictions and additional items to set when creating thumbwheel type numeral settings Number of Input Digits for Positive Values When There Is a Sign Display When a sign display is set for a thumbwheel type numeral setting a max imum of 7 digits can be input for positive values Display Size One of two sizes can be selected small in which each digit comprises two touch switch units and medium in which...

Page 185: ...164 Numeral Setting Section 4 8 ...

Page 186: ...Character Strings Changing the Contents of Allocated Words Indirect Specification 184 5 2 4 Copying Memory Table Entries 186 5 2 5 Upgrading Bar Graphs Changing the Contents of Allocated Words 189 5 3 Lamps Touch Switches Numeral Setting 191 5 3 1 Allocation Bits and Display of Lamps 191 5 3 2 Turning ON Lit and OFF Unlit the Lamps Changing the Contents of Allocated Bits 192 5 3 3 Allocated Bits a...

Page 187: ...t Tool for Windows Ver 4 8 Support Tool Settings PT Model NT20 PLC Vendor OMRON 5 1 2 Allocatable Bits and Words When the host link NT link is used the following bits and words are allocated to the PLC and used for the NT20 operation The range of respective area varies with the type of PLC The allocations must be made without exceeding respective area range OMRON PLCs OK 1 word only NG Symbol CS C...

Page 188: ...ions when using the host link NT link For the detail method of use of the PT status control area and the PT status notify area refer to 5 4 NT20 Status Control on page 203 and 5 5 Notification of the Operating Status to the PLC Determining the NT20 Operating Status on page 208 Controlling the Display Elements by Using Allocated Bits and Words The NT20 will operate as follows in the display element...

Page 189: ...screen displayed on the NT20 Copy Memory Table Settings Refer to page 187 Specify the memory table entry number to copy the contents of a memory table internally in the NT20 Set the copy type to match the type of memory table entry to be copied 0 Character string memory table 1 Numeral memory table PT Status Control Bits Refer to page 203 These bits are switched ON and OFF to control the NT20 buzz...

Page 190: ...zzer Intermittent buzzer ON OFF ON 1 ON 0 OFF Backlight mode Flash ON Note 1 When ON is set for screen display the backlight is on when OFF is set for screen display the backlight is off Note 2 Priority registration is only valid when NT link 1 N is set Processing priority registration Note 2 n 3 Symbol C series Alloca tion CVM1 CV series Alloca tion CS CJ series Alloca tion None IR Area CIO Area ...

Page 191: ...reen switch strobe flag is set to ON 1 After the PLC is notified this flag reverts to OFF 0 Checking the status of this flag will provide a simple method of checking if the NT20 display has switched Upgraded Memory Table Entry Refer to page 200 The number of the numeral memory table entry is written to the word when the numeral memory table contents change due to the touch switch oper ation on the...

Page 192: ...annot be read dependably Note 1 LR 00000 to LR 00199 are converted to CIO 01000 to CIO 01199 2 The EM Area is supported only by the C200HX HG HE Z E PLCs 3 Make sure there is no duplication in the PT status control area allocations and PT status notify area allocations 15 14 13 12 11 10 9 8 Bit PT status notify bits 0 0 0 0 0 Word m 2 PT operation status 1 ON RUN 0 OFF STOP Screen switching strobe...

Page 193: ... Area Available Allocation Words The PT status control area PLC to PT can be allocated to the following PLC areas NT20 PLC Designated screen PT status control area Screen switch setting PT status control setting Screen number Copy memory table setting 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit PT status notify bits Word n Screen switch setting Screen number 0000 screen clear no display 0001 to 0500...

Page 194: ...of the Screen Switching Strobe Create a program to read the number of the currently displayed screen and to write the number to the screen switch setting word at the leading edge of the screen switching strobe of the PT status notify area This program enables screen switching by using the touch switches on the NT20 and eliminates repeated setting of the same screen number If the screen switching i...

Page 195: ...at the screen has switched use the screen switch strobe flag To display the number of the currently displayed screen use the currently dis played screen word When the screen has switched the NT20 notifies the PLC of the following in PT status notify area PT to PLC allocated in the PLC Screen switch notification Screen switch strobe flag of the PT status word New screen number Currently displayed s...

Page 196: ...the Support Tool to allocate the PT status notify area PT to PLC to the PLC memory 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit 0 0 0 0 0 Word m 15 14 13 12 11 10 9 8 Bit Screen number 4 digit BCD PT status 0 0 PT status Screen number 0001 to 0500 m 2 Screen switch strobe Screen switch setting Symbol C series Alloca tion CVM1 CV series Alloca tion CS CJ series Alloca tion None IR Area CIO Area CIO Ar...

Page 197: ... 140 Example of Reading the Number of Currently Display Screen This example gives a PLC program that reads the screen number each time the screen is switched In this example the number of the previous screen is also stored Support Tool Settings Make the following settings with the Support Tool PT status notify area Word 0110 PLC Ladder Program Program Operation 1 2 3 1 When the NT20 screen display...

Page 198: ...e entry are regarded as a char acter string memory table entry number and the contents of the table entry with this number is displayed Up to 50 numeral displays and 50 character string displays can be speci fied on one screen by using indirect specification This specification method is a little complex but it allows the display to be changed more easily according to the circumstances In the examp...

Page 199: ...tting window set with the Support Tool is larger than the number of character digits character string display setting window the character string may be broken halfway Note 1 LR 00000 to LR 00199 are converted to CIO 01000 to CIO 01199 2 The EM Area is supported only by the C200HX HG HE Z E PLCs Displaying and Referencing Numeral Memory Table Contents Since the numeral memory table entries can be ...

Page 200: ...splays and 50 character string displays can be speci fied on one screen by using indirect specification This specification method is a little complex but it allows the display to be changed more easily according to the circumstances In the example above if one were added to the contents of memory table entry 18 to give 63 the contents of memory table entry 63 would be displayed instead The memory ...

Page 201: ... 2 The EM Area is supported only by C200HX HG HE Z E PLCs 5 2 1 Displaying the Contents of Allocated Words of Memory Table Entries The relationship between the contents of the allocated words of numeral and character string memory table entries and the display is described below Contents of the Numeral Memory Table Numerals are stored in the allocated words as shown below Symbol C series Alloca ti...

Page 202: ...al display without signs If the most significant digit is F it is han dled as 0 and the most significant digit other than F and other digits are han dled as stored in the allocated words Decimal display with signs If the most significant digit is F it is han dled as minus sign and the most significant digit other than F and other digits are handled as stored in the allo cated words 15 to 12 11 to ...

Page 203: ...mal size characters Two normal size characters are stored in one word One memory table en try can store up to 16 words 32 characters Character string Memory Table Display Example To display the characters in order allocate the characters as follows 5 2 2 Changing Displayed Numerals or Character Strings Changing the Contents of Allocated Words Direct Specification The following explains the actual ...

Page 204: ... on the NT20 to the PLC words Important Points When Writing a Character String If a character string to be written is smaller than allocated word x 2 fill up the vacant space with normal size spaces 20H If unnecessary charac ters are left in the area the character string will not be displayed correctly Application Example of the Numeral Memory Table Entries Allocated to the PLC Words This example ...

Page 205: ...yed Numerals or Character Strings Changing the Contents of Allocated Words Direct Spec ification on page 182 Numerical values and character strings can also be changed by making a copy of the memory table entries Refer to 5 2 4 Copying Memory Table Entries on page 186 In indirect specification a numeral memory table entry is specified to display a numerical value or character string The numerical ...

Page 206: ...ter string use a character string memory table entry 4 Create a PLC program to change the contents of the word allocated to the numeral memory table referenced in the indirect specification Precautions on Writing Memory Table Entry Numbers When writing the number of the memory table for display to the numeral memory table entry referenced in indirect specification always specify it in BCD Also be ...

Page 207: ...enced in indirect specification are not checked Make sure that the contents of numeral memory table entry number 51 stay within the range of 0100 to 0103 when the program is actually used 5 2 4 Copying Memory Table Entries The following describes the procedure to change displayed numerals or char acter strings by copying the contents of a memory table entry Numerals and character strings can be ch...

Page 208: ... PLC areas OK NG NT20 PLC PT status control area Screen switch setting PT status control setting Copy source number Copy destination number A A A Memory table copy source Copy destination for display Copy memory table setting Copy type 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit Word n 1 n 2 0 Copy destination memory table entry 3 digit BCD Copy source memory table entry 3 digit BCD Copy memory tabl...

Page 209: ... copy source memory table entry number to the PT status control area PLC to PT The NT20 reads the area sometimes when the PLC is writing the settings If the copy source memory table entry number has been written first and is changed unexpected memory table entries may possibly be changed Allocated Words That the NT20 Reads The NT20 reads the allocated words in the PLC for the memory table en tries...

Page 210: ...he contents of the allocated words To change the bar graph display on the NT20 change the contents of the PLC words to which the numeral memory table entries have been allocated The bar graph display cannot use hexadecimal numbers If hexadecimal num bers are set the bar graph will not be displayed Contents Number of Character Digits 4 Normal 6 digits 10 Error 6 digits 11 Normal 6 digits Line 1 Nor...

Page 211: ... Since the AR area bits of the CVM1 CV series PLCs are allocated to the sys tem they cannot be used for purposes other than the system use The range of respective area varies with the type of PLC Note 1 LR 0000 to LR 00199 are converted to CIO 01000 to CIO 01199 2 The EM Area is supported only by the C200HX HG HE Z E PLCs Symbol C series Alloca tion CVM1 CV series Alloca tion CS CJ series Alloca t...

Page 212: ...99 2 The EM Area is supported only by the C200HX HG HE Z E PLCs To set the data memory DM specify the word number and then the bit num ber 00 to 15 Symbol C series Alloca tion CVM1 CV series Alloca tion CS CJ series Alloca tion None IR Area CIO Area CIO Area H HR Area HR Area Not for Host Link A AR Area AR Area AR Area L LR Area LR Area See note 1 Not for Host Link T TC Area Timer PVs TC Area Time...

Page 213: ...tes whether the lamp is lit or flashing when the lamp control bit is turned ON Application Example to Make the Lamp Light or Flash This example gives a procedure to control the bits to move a robot arm and turning the lamps ON and OFF Support Tool Settings Allocate the memory as shown below by using the Support Tool Lamp 0 Word 000200 output bit to raise robot arm guide display mes sage UP Lamp 1 ...

Page 214: ...essed the notify bit status changes and when the lamp bit is ON the touch switch lights or flashes In order to notify the PLC of the status of a touch switch the touch switch must be allocated to a specified PLC bit so that it can be managed Designate the area and bit number To use touch switches for notification to the PLC the following settings must be made using the Support Tool touch switch bi...

Page 215: ...case of 1 this means that the other bits in the word will also be turned OFF When using the host link or NT link with the DM area do not allocate momentary touch switches and other types of touch switch to the same word since the notification operations are different In the case of 3 and 4 the notification operation has no influence on the other bits in the word Possible Bit Allocations Notify bit...

Page 216: ...ed by switching the control bits allocated in the PLC memory ON and OFF The status of the lamp bit reflects the touch switch status as follows 0 OFF Unlit 1 ON Lit inverse display or flashing 1 2 3 1 Use the Support Tool to allocate the touch switch lamp bits to the PLC memory 2 When creating the screen data using the Support Tool register the touch switch for a screen 3 Create the PLC program to ...

Page 217: ... status of a touch switch the status of the touch switch notification bit allocated to it is determined The touch switch notify bits can be allocated to the following areas of the PLC memory OK NG Since all the CVM1 CV series AR area bits are allocated to the system they cannot be used for applications not related to the system Touch switch 1 Allocated notify bit touch switch 1 NT20 PLC 1 Symbol C...

Page 218: ...her bits are not re written However if the word contents are changed at the PLC they will be rewritten based on the contents before display If the screen is switched while a momentary key is being pressed the touch switch itself disappears so the status OFF is indicated In the case of 1 this means that the other bits in the word will also be turned OFF When using the host link or NT link with the ...

Page 219: ...ag Guide message RUN Notify bit 06000 Touch switch 11 Function Notify Bit Display attribute Light Control bit 05000 Stop flag Guide message STOP Notify bit 06001 Data registered for the screen touch switch 10 touch switch 11 PLC Program Create the following ladder program Line 1 Touch switch 11 RUN Touch switch 10 STOP 11212 06001 05001 06000 05000 06001 06000 05001 05000 1 scan ON Touch switch 10...

Page 220: ... the PLC memory as follows Notification of upgrade PT status numeral setting strobe flag turned ON 1 Upgraded numeral table entry number Stored in the upgraded mem ory table entry When the PLC reads the upgraded memory table entry at the leading edge of the numeral setting strobe flag it determines the numeral memory table entry number in which the numerical data that was changed at the NT20 is st...

Page 221: ...cording to the PLC type Note 1 LR 00000 to LR 00199 are converted to CIO 01000 to CIO 01199 2 The EM Area is supported only by the C200HX HG HE Z E PLCs 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit 0 0 0 0 0 Word m 1 15 14 13 12 11 10 9 8 Bit PT status 0 0 PT status Numeral memory table entry 000 to 127 m 2 Numeral setting strobe flag PT status Upgraded memory table entry 0 Numeral memory table entry...

Page 222: ...ory table entry No 3 DM 0005 saved word One Numeral memory table entry No 4 DM 0006 saved word One Data registered for the screens Numeral setting 1 Reference table numeral memory table entry 3 Numeral setting 2 Reference table numeral memory table entry 4 PLC Program Create the following PLC ladder program Program Operation 1 2 3 1 When the numeral setting strobe flag bit 11211 comes ON 1 the con...

Page 223: ...202 Lamps Touch Switches Numeral Setting Section 5 3 In this case the contents of numeral memory table entry 3 is stored in DM 0005 and the contents of numeral table entry 4 is stored in DM 0006 ...

Page 224: ...ay bit is used to display and clear the screen to prevent burn in on the CRT Set bit 15 to 0 OFF to clear the screen The back light will also go OFF at the same time When the screen has been cleared the last displayed screen can be re displayed either by turning Bit 15 ON or by pressing a touch switch The backlight will also light at the same time Buzzer sounds Screen off PT status control area Sc...

Page 225: ...rmed For details on the mon itoring operation at the PLC refer to the manual for the PLC used Connection to RS 232C Port of C200HX HG HE Note This is the port of the communications port Word Bit Function CI0 265 standard port CI0 284 port A See note CI0 285 port B See note 0 Unit No 0 Communications in progress flag ON when connected 1 Unit No 1 Communications in progress flag ON when connected 2 ...

Page 226: ...it sounds the type of buzzer Backlight Mode Bit 8 If bit 8 is turned ON when the screen is displayed bit 15 ON the screen is made to flash using the backlight When bit 8 is turned OFF normal dis play is resumed When the screen is not displayed bit 15 OFF the backlight mode is in valid It is possible to use NT20 switch settings to make the backlight go off auto matically after a set time during whi...

Page 227: ...f the PT status control bit are read for the first time after the NT20 is started up Since NT20 status control is executed when the bit corresponding to the PT status control bit changes in order to perform the same control again the corresponding bit must be specified again Example of Use of PT Status Control Bit The example below explains how operation with the PT status control bit can be used ...

Page 228: ...bit 15 1 ON Intermittent buzzer bit 12 1 ON The NT20 intermittent buzzer sounds 3 The PT status control bits are set as shown below when both bits 09002 and 09003 turn ON Continuous buzzer bit 13 0 OFF Intermittent buzzer bit 12 0 OFF The NT20 buzzer stops MOV 21 A000 09002 MOV 21 9000 1 Display screen sound buzzer continuously PT status control word 2 Display screen sound buzzer intermittently PT...

Page 229: ... the system menu is displayed it is OFF 0 When this bit is OFF allocated bits and words cannot be read or written to During the run mode ON 1 is periodically written into this bit In order to check whether the NT20 is operating normally or not write OFF 0 to this bit if it is ON 1 30 seconds later the NT20 is running and if it is OFF 0 the NT20 is stopped Caution To ensure system safety be sure to...

Page 230: ...erating status To ascertain the operating status of the NT20 PT status is used The NT20 automatically notifies the PLC of information such as the operating status in the PT status word of the PT status notify area PT PLC allocated in PLC memory as shown below Notification of operation mode PT operating status Notification of screen switching Screen switch strobe flag Notification of numerical data...

Page 231: ...tus Timing of PT Status Notify Bit Notification The contents of the PT status notify area PT PLC are written to the PLC whenever the status of the NT20 changes during operation Example of PT Status Notify Bit Application In the example below the status of the NT20 is checked by PT status notify bit notification Settings with the Support Tool Make the following setting with the Support Tool Allocat...

Page 232: ... 232C Communications 213 6 2 1 Communications Procedure 213 6 2 2 Precautions 214 6 3 Screen Display 216 6 4 Memory Tables 218 6 5 Lamps Touch Switches Numeral Setting 221 6 5 1 Notification and Control of Touch Switches 221 6 5 2 Notification of Numeral Setting Input and Touch Switch Status 224 6 6 Controlling the NT20 Status 227 6 7 Terminal Commands 229 6 8 Key to Programs 234 6 8 1 Use of Prog...

Page 233: ...h Switch Enable 227 System Control ESC P Screen Display Control 227 ESC T Buzzer Control 228 ESC W System Menu Display Permission 228 Notification ESC Y Screen Number Response 217 ESC E 4 digit Number Input Notify 225 ESC F 8 digit Number Input Notify 225 ESC S Lamp and Touch Switch Display Status Response 224 ESC J Touch Switch Bit Output from NT20 to Host 226 ESC H Touch Switch Number Output fro...

Page 234: ...cuit to the NT20 LINE INPUT Receives a command from the NT20 LINE INPUT is used when receiving input delimited by commas or double quo tation marks CLOSE Closes the RS 232C circuit Refer to the Host s BASIC Manual for more details about the commands Operation by Operating Commands The operating commands display monitored data from the production line and messages to the factory workers They are al...

Page 235: ...h as ESC or CR In the descriptions of commands 4 digit BCD indicates an ASCII text string of a 4 digit BCD value and 4 digit hexadecimal indicates an ASCII text string of a 4 digit hexadecimal value Do not specify BCD or hexadecimal values directly Always use ASCII text strings to represent them Example The command format for the Four digit Numeral Memory Table Write com mand is as follows Assumin...

Page 236: ...erflow use flow control Controlling PT Status with Operating Commands Control of the NT20 status by the operating commands is restricted by the NT20 memory switch settings as listed below Coordinate Specification with the Terminal Commands The entire command is ignored if any point specified at coordinates X Y with the Terminal commands lies outside the screen Error Display If the automatic reset ...

Page 237: ...n Number Command When this command is executed the NT20 returns the Screen Number Response Command When the currently displayed NT20 screen is changed by pressing a touch switch to which a screen number has been allocated the Screen Number Response Command is automatically sent from the NT20 Display Specified Screen Format Description The specified screen is displayed on the NT20 when a screen num...

Page 238: ...Host in response to the Request Screen Number Com mand refer to Screen Number Response sent from the Host The new screen number is report to the Host with this command after the displayed screen is switch with the Stand alone functions screen switch function 1B ESC 59 Y m1 m2 m3 OD CR m1m2 m3 Number of displayed screen 4 digit hexadecimal 000 to 1F4 0 to 500 ...

Page 239: ...er to a particular numeral memory table entry the display contents of the bar graph can be updated by changing the contents of the numeral table entry Write Character string Memory Table Format Description Writes the character string data to the character string memory table entry The character string data can contain a mixture of normal alphanumeric char acters and marks When determining the char...

Page 240: ...t Write Numeral Memory Table Format Description Writes the 8 digit number data decimal or hexadecimal to the specified numeral memory table entry To write a negative numeral decimal specify F 46H for n1 in this case a 7 digit numeral is written 1B ESC 43 C d1 d2 d3 n1 n2 n3 n4 d1d2d3 000 to 07FH 0 to 127 n1n2n3n4 Number data 4 digit BCD or 4 digit hexadecimal Numeral memory table entry number of w...

Page 241: ...y table entry of the same type character string memory table entry to character string memory table entry or numeral memory table entry to numeral memory table entry 1B ESC s1 s2 d1 d2 d3 m1 s3 2F m1 Type of memory table 0 30H Character string memory table 1 31H Numeral memory table s1s2s3 Copy source memory table entry number 000 to 127 3 digit BCD d1d2d3 Copy destination memory table entry numbe...

Page 242: ...ash the touch switch or bit information is sent from the Host The type of data relating to the touch switch notification is specified with the bit input attribute in the screen attributes when creating the screen data with the Support Tool It is not permissible to use both notification and control by a touch switch number and notification and control by bit information on the same screen Bit Touch...

Page 243: ... is pressed depending on whether bit input is permitted or not permitted Bit input not permitted Touch switch notification by number The touch switch is lit for 0 2 seconds when pressed and then returns to the unlit status Bit input permitted Touch switch notification by bit information The touch switch is lit while pressed and returns to the unlit status when released When a touch switch which is...

Page 244: ...rt Tool This command can be used only when the setting for the LMP Bit Con trol memory switch is Enable Lamp and Touch Switch Display Number Specification Format Description Changes the lamp or touch switch lighting status Bit mx1 mx2 Parameter 7 6 5 4 3 2 1 0 m0 07 06 05 04 03 02 01 00 m1 15 14 13 12 11 10 09 08 m2 23 22 21 20 19 18 17 16 m3 31 30 29 28 27 26 25 24 1B ESC 4B K m01 m02 m12 m21 m22...

Page 245: ...switch number display status to the Host in response to the Lamp and Touch Switch Display Status Enquiry Command refer to Lamp and Touch Switch Display Status Enquiry sent from the Host Note Lamps 0 to 31 are reported as being lit when in the flashing inverse status 6 5 2 Notification of Numeral Setting Input and Touch Switch Status The following describes the commands for notifying the host when ...

Page 246: ...ansferred digits when negative numbers may be input Eight digit Number Input Notify Format Description A number with 8 transferred digits set with the PT number setting function is reported to the Host with this command When a negative number is written n1 becomes F 46H and the number comprises 7 digits 1B ESC 45 E d1 d2 n1 n2 n3 n4 d3 0D CR d1d2d3 Numeral memory table entry number to which number...

Page 247: ...ch is on Bit OFF The touch switch is off Example Touch switches at addresses 0 3 21 and 27 are ON s01s02s11s12s21s22s31s32 09002008 Description If the touch switch status is changed while the screen for which the Bit Input Touch Switch attribute is set is displayed the status of the corre sponding bit is reported to the Host This report is made each time a touch switch is turned ON or OFF 1B ESC 4...

Page 248: ...espectively Touch Switch Disable Format Description Disables touch switch and function key input and notification to the Host Reference Use the Touch Switch Enable Command refer to Touch Switch Enable to use a disabled touch switch again Disabled touch switches are also enabled when the NT20 power is turned off Touch Switch Enable Format Description Enables input and notification to the Host of a ...

Page 249: ...t Description System menu is displayed when display permitted is set and from the sys tem menu selection of transmit mode or maintenance mode is possible If display inhibited is set the system menu is not displayed Turning off the power or resetting operation validates the settings made with the DIP switch SW2 3 on the NT20 1B ESC m1 54 T m1 Buzzer status 0 30H Buzzer off 1 31H Continuous buzzer 2...

Page 250: ... still displays the pre ceding screens After the display of number text lamps or touch switches is upgraded only the upgraded parts are re displayed Character Specify Size Format Description Specifies if 1 byte alphanumeric characters sent subsequently are displayed as normal characters or 1 2 size characters Reference The character string is specified with the Specify Displayed Characters Com man...

Page 251: ... inverse or flashing Set Inverse Display Format Description Sets the display attribute to inverse so that all characters and marks sent sub sequently are highlighted Other attributes remain unchanged Reference The Set Inverse Display Command is cancelled by the End Inverse Display Command or the Normal Display Command The setting with this command remains valid until the screen display is switched...

Page 252: ...he End Flashing Display Command or the Normal Display Command refer to Normal Display and End Inverse Display The setting with this command remains valid until the screen display is switched or another display attribute setting is made The default display attributes are set to a normal display when a screen is initially displayed Use this command with the Set Inverse Display Command refer to Set I...

Page 253: ...ntain a mixture of normal alphanumeric characters and marks Refer to Appendix H Special Characters for details The character string is displayed according to the enlargement and dis play attributes set with commands Reference The character string continues on the next line if it cannot fit into a single line Set the position where the character string is displayed with the Set Cursor Position Comm...

Page 254: ...02 y03 xn1 xn2 xn3 yn1 yn2 yn3 m1 m2 Number of lines to draw 2 digit hexadecimal 01 to 28H 1 to 40 x01x02x03 to xn 1xn2xn3 X coordinates of line end points 3 digit BCD 000 to 255 y01y02y03 to yn 1yn2yn3 Y coordinates of line end points 3 digit BCD 000 to 127 1B ESC 38 8 x1 x2 x3 y1 y2 y3 r1 r2 r3 x1x2x3 X coordinate of circle center 3 digit BCD 000 to 255 y1y2y3 Y coordinate of circle center 3 dig...

Page 255: ... input and a command is re ceived all subsequent receive interrupts are displaced If this occurs send an enquiry command to read all the accumulated receive data 3 When a parameter is input no check is made that the parameter is in the permitted range Make sure that parameters are input within the permitted range Send command column Menu bar Sub menu Parameter input column Run confirm column Recei...

Page 256: ... 1160 COLOR 0 LOCATE 2 6 PRINT TERMINAL COMMANDS 1170 CMND 0 SECT Set display character strings 1180 FOR I 1 TO SECT 1190 READ CMND 0 I 0 1200 NEXT I 1210 FOR I 1 TO SECT 1220 READ CMND I 1230 FOR J 1 TO CMND I 1240 READ CMND I J 0 CMND I J 1 1250 IF CMND I J 1 THEN CMND I J 1 ESC CHR H22 1260 NEXT J 1270 NEXT I 1280 1290 RY 15 1300 ON COM 1 GOSUB RECV Set receive interrupt routine 1310 OPEN COM1 ...

Page 257: ...C V 1650 SECT5 1660 IF SECT NO 5 THEN GOTO SECT6 1670 ON SEL NO GOSUB ESC P ESC T ESC W 1680 SECT6 1690 IF SECT NO 6 THEN GOTO SECT7 1700 ON SEL NO GOSUB ESC 26 ESC 29 ESC 2A 1710 SECT7 1720 IF SECT NO 7 THEN GOTO SECT8 1730 ON SEL NO GOSUB ESC 21 ESC 22 ESC 23 ESC 24 ESC 25 1740 SECT8 1750 IF SECT NO 8 THEN GOTO SECT9 1760 ON SEL NO GOSUB ESC 2B ESC 4 1770 SECT9 1780 IF SECT NO 9 THEN GOTO LV2 EN...

Page 258: ... PRINT 1 SND 2120 RETURN 2130 2140 RECV Receive interrupt routine 2150 IF LOC 1 0 THEN GOTO NORCV 2160 SX POS 0 SY CSRLIN 2170 LINE INPUT 1 RCV 2180 LOCATE 0 RY COLOR 0 2190 PRINT ESC MID RCV 2 2200 R CODE MID RCV 2 1 2210 ESC Y Notify screen number 2220 IF R CODE Y THEN GOTO ESC E 2230 PRINT Screen Number VAL H MID RCV 3 4 2240 PRINT GOTO RCV END 2250 ESC E Notify 4 digit number 2260 IF R CODE E ...

Page 259: ...2530 PRINT Lamp touch switch number VAL H MID RCV 4 2 2540 M VAL MID RCV 3 1 2550 IF M 0 THEN M OFF ELSE IF M 1 THEN M ON ELSE M INVERSE 2560 PRINT Display status M 2570 PRINT GOTO RCV END 2580 2590 RCV ERR 2600 PRINT Receive data error 2610 PRINT 2620 2630 RCV END 2640 RY CSRLIN 2650 LOCATE SX SY 2660 NORCV 2670 RETURN 2680 2690 ESC 0 Display specified screen 2700 LOCATE 43 0 INPUT Screen number ...

Page 260: ... ELSE S 3040 M RIGHT 00 HEX M 3 3050 N ABS N 3060 N STR N N RIGHT N LEN N 1 3070 IF S F THEN N RIGHT 0000000 N 8 ELSE N RIGHT 000000 N 7 3080 SEND SEND M S N 3090 RETURN 3100 ESC 2F Copy memory table entry 3110 LOCATE 43 0 INPUT 0 character string 1 number M 3120 IF M 0 AND M 1 THEN ESC 2F 3130 LOCATE 43 1 INPUT Copy source memory table entry number S 3140 LOCATE 43 2 INPUT Copy destination memory...

Page 261: ...2 PRINT 1 ON 3480 LOCATE 43 3 PRINT 2 Inverse flashing lamps only 3490 LOCATE 43 4 PRINT 3 All ON 3500 QAGAIN 3510 LOCATE 43 5 INPUT M 3520 IF M 0 AND M 1 AND M 2 AND M 3 THEN GOTO QAGAIN 3530 LOCATE 43 6 INPUT Lamp touch switch number N 3540 N RIGHT 00 HEX N 2 3550 SEND SEND M N 3560 RETURN 3570 ESC R Enquire lamp and touch switch status 3580 LOCATE 43 0 INPUT Lamp touch switch number N 3590 N RI...

Page 262: ...TO WAGAIN 3940 SEND SEND M 3950 RETURN 3960 3970 ESC 26 Clear screen 3980 RETURN 3990 ESC 29 Specify 1 byte character 4000 LOCATE 43 0 PRINT Character specify size 4010 LOCATE 43 1 PRINT 0 NORMAL SIZE 16x8 4020 LOCATE 43 2 PRINT 1 HALF SIZE 8x8 4030 E26AGAIN 4040 LOCATE 43 3 INPUT M 4050 IF M 0 AND M 1 THEN GOTO E26AGAIN 4060 SEND SEND M 4070 RETURN 4080 ESC 2A Specify character enlargement 4090 L...

Page 263: ...IF BY 255 OR BY 0 THEN E2B Y 4430 BX STR BX BX RIGHT BX LEN BX 1 BX RIGHT 00 BX 3 4440 BY STR BY BY RIGHT BY LEN BY 1 BY RIGHT 00 BY 3 4450 SEND SEND BX BY 4460 RETURN 4470 ESC 4 Specify Displayed Characters 4480 LOCATE 43 0 PRINT Write character string 32 CHARACTERS MAX 4490 LOCATE 43 1 INPUT C 4500 C LEFT C 32 L RIGHT 0 HEX LEN C 2 4510 SEND SEND L C 4520 RETURN 4530 ESC 7 Draw Polyline 4540 LN ...

Page 264: ...SPACE 36 4860 LOCATE 43 2 INPUT CR 4870 IF CR 63 OR CR 0 THEN E8 R 4880 CX STR CX CX RIGHT CX LEN CX 1 CX RIGHT 00 CX 3 4890 CY STR CY CY RIGHT CY LEN CY 1 CY RIGHT 00 CY 3 4900 CR STR CR CR RIGHT CR LEN CR 1 CR RIGHT 00 CR 3 4910 SEND SEND CX CY CR 4920 RETURN 4930 4940 SELECT Item selection routine 4950 IF LV 0 THEN LX 3 ELSE LX LV 20 1 4960 IF LV 0 THEN LY 1 ELSE LY 0 5970 COLOR 4 LOCATE LX LY ...

Page 265: ... SEL RET 5340 COLOR 0 5350 RETURN 5360 DATA SCREEN CONTROL MEMORY TABLE OPERATION LAMP TOUCH SWITCH OPERATION 5370 DATA TOUCH SWITCH INPUT SYSTEM CONTROL CHARACTER SIZE 5380 DATA CHARACTER DISPLAY ATTRIBUTE CHARACTER STRING DISPLAY FIGURE DISPLAY 5390 DATA 2 5400 DATA Display specified screen ESC 0 5410 DATA Request screen number ESC X 5420 DATA 4 5430 DATA Write character string memory table ESC ...

Page 266: ...ment ESC 5620 DATA 5 5630 DATA Normal display ESC 5640 DATA Set inverse display 5650 DATA End inverse display ESC 5660 DATA Set flashing display ESC 5670 DATA End flashing display ESC 5680 DATA 2 5690 DATA Set cursor position ESC 5700 DATA Specify displayed characters ESC 4 5710 DATA 2 5720 DATA Draw polyline ESC 7 5730 DATA Draw circle ESC 8 ...

Page 267: ...246 Key to Programs Section 6 8 ...

Page 268: ...s 248 7 2 Responding to Displayed Error Messages 249 7 2 1 Errors Occurring When the Power Is Turned ON 249 7 2 2 Errors Occurring during Operation 249 7 2 3 Errors Occurring on Screen Data Initialization 249 7 2 4 Errors Occurring on Resource Transmit Mode 250 7 2 5 Errors Occurring on System Program Transmit Mode 250 7 2 6 Communications Errors 251 7 3 Maintenance of the NT20 253 7 4 Inspection ...

Page 269: ...l agree with the NT20 Cannot communicate with the PLC Host Memory switch settings do not match Check the communications setting in the Memory Switch menu of the Maintenance Mode and match the PLC and NT20 settings Refer to 3 5 Setting the Conditions of Communica tions with the Host by Using the Memory Switches page 91 NT20 and PLC are not correctly con nected Check that the type length and install...

Page 270: ...ith the Support Tool Mark Data Corrupted There is an error in the registered mark data After initializing the screen data mem ory in the Maintenance Mode transmit the screen data once more using the Support Tool No direct infor mation is set The allocated words for the PT status control area and PT status notify area have not been set Use the Support Tool to set the head words of the PT status con...

Page 271: ... or frag mentary Checksum of Resource is wrong There are any two items unmatched among system program Font Data and System Information Data Turn ON the DIP switch 2 5 and push the reset switch to download resource Message Cause Remedy Erasing failed Hardware fault or resource memory life reached Push the reset switch and erase again Communications Error Time Out The connectors or the con necting c...

Page 272: ...ndicating whether they are receive or send errors Screen When an Error Has Occurred while Receiving Screen When an Error Has Occurred while Sending Message Cause Remedy ACIA Parity Error Framing Error Overflow Error Overrun Communications parameters conditions of communications set incorrectly Check whether the parity bit frame length baud rate stop bit length and flow control settings of the PLC ...

Page 273: ...le if communications occurs in an environment with high levels of noise Error returned by host Check the end code by refer ring to the PLC operation manual Unit No Error The unit does not match that set on the PLC Set the PLC unit to 0 The PLC is transmitting incor rect data Check PLC operation Noise caused data corruption during communications Use a noise resistant cable if communications occurs ...

Page 274: ... the display is dirty the screen is difficult to see Clean the screen from time to time as follows In daily cleaning wipe the display with a soft dry cloth If the soiling cannot be removed with a dry cloth wet the cloth with water wring it out well and wipe the display with it If rubber or vinyl products tape etc are left stuck to the display for long periods they will cause staining If such items...

Page 275: ...oints Be sure to switch the power OFF before replacement After replacement check that the new NT20 is not subject to the same error If a faulty unit is returned for repairs write as detailed a description of the fault as possible and send this description together with the unit to the OMRON address indicated on the back cover of this book Point Inspected Inspection Details Criterion Inspection Ins...

Page 276: ...at 40 to 50 C with no condensation Ambient storage humidity 35 to 85 at 20 to 40 C with no condensation 35 to 50 at 40 to 50 C with no condensation 35 to 45 at 50 to 70 C with no condensation Operating environment No corrosive gases Noise immunity Based on IEC 61000 4 4 2 kV power line Vibration resistance during operation 5 to 9 Hz with 3 5 mm single amplitude 9 to 150 Hz with 9 8 m s2 accelerati...

Page 277: ...s of dots that can be used by the NT20 system program Effective display area 66 57 6 mm vertical 120 115 2 mm horizontal Values in parentheses are effective display area that can be used by the NT20 system program Display mode Blue mode View angle Up 40 Down 50 Left 35 Right 35 Life expectancy 50 000 hours minimum Contrast adjustment The contrast can be adjusted with the contrast adjustment on the...

Page 278: ...ch other Continuous screens A maximum of 8 screens can be displayed sequentially by scrolling The screen can be changed by pressing the and touch switches Screen attributes Buzzer numeral setting backlight Buzzer numeral setting backlight bit input Max number of registered screens 495 Screen registration method Transfer screen data created using the Support Tool to the PT Screen saving method scre...

Page 279: ...ON specification is called or on display of an error screen such as for a receive error OFF The buzzer is turned off on designation from the PLC by touch switch input or when a screen without a buzzer ON specification is displayed Sound pressure Min 80 dB average 87 dB measured 10 cm from front face Maintenance functions Self test for memory switches etc Status setting confirmation for communicati...

Page 280: ...EIA RS 232C Connector 9 pin D SUB connector female Number of units connected 1 to 1 Transmission distance 15 m max Item Specification Communications standard EIA RS 232C Connector 9 pin D SUB connector female Number of units connected 1 1 to 8 Transmission distance RS 232C cable 2 m max RS 422A 485 cable Total length 500 m Item Specification Communications standard EIA RS 232C Communications setti...

Page 281: ...260 Specifications Appendix A ...

Page 282: ...261 Appendix B Dimensions Outside Dimensions Installation Dimensions 178 20 190 108 98 0 1 4 50 53 50 Unit mm Installation panel Mounting Bracket 178 54 108 RUN 142 16 5 37 190 98 122 Unit mm ...

Page 283: ...nnection Dimensions Cable Connection Dimensions with C200H Communications Interface Unit Mounted 20 53 44 73 Unit mm Unit mm 99 4 12 1 19 5 52 5 93 2 9 27 45 9 98 120 3 35 1 min 5 3 40 5 87 2 39 3 max Installation panel Mounting Bracket ...

Page 284: ...the special packing box provided with the PT when shipping the PT When storing the PT store it under the following conditions Ambient storage temperature 20 to 70 C Ambient storage humidity 35 to 85 20 to 40 C 35 to 50 40 to 50 C 35 to 45 50 to 70 C ...

Page 285: ...264 Transporting and Storing PTs Appendix C ...

Page 286: ... razor blade Take care not to damage the shielding underneath 3 Cut back the shielding wire with scissors 4 Use wire strippers to strip the insulation from each wire 5 Fold back the shielding wire 6 Wrap aluminum foil tape around the folded back shielding wire Cable with Shield Not Connected to FG 1 Cut the cable to the required length 2 Remove the external vinyl insulation from the cable with a r...

Page 287: ... each wire to each connector terminal 4 Push the heat shrink tube over the soldered joint and heat the tube to shrink it in place Hood Assembly Assemble the connector hood as shown below 40 1 57 RS 232C 5 25 0 98 RS 422A 1 2 3 4 5 Units mm inch Vinyl tape 0 19 Soldering iron Heat shrink tube F 1 5 mm dia l 10 mm 1 mm Heat shrink tube Aluminum foil tape End connected to FG End not connected to FG ...

Page 288: ...puter Connector for peripheral devices on PT Shield Connector hood 2 3 4 5 7 1 SD RD RS CS SG 5 V 2 3 4 5 9 6 Connector hood Name Model Remarks Connector XM2D 2501 25 pin made by OMRON for personal computer end XM2A 0901 9 pin made by OMRON for PT end Connector hood XM2S 2511 25 pin made by OMRON for personal computer end XM2S 0911 9 pin made by OMRON for PT end Connector set XM2S 0911 S003 9 pin ...

Page 289: ...nnector hood 2 3 7 8 5 SD RD RS CS SG 5 V 2 3 4 5 9 6 Connector hood Name Model Remarks Connector XM2D 0901 9 pin made by OMRON for personal computer XM2A 0901 9 pin made by OMRON for PT Connector hood See note XM2S 0911 9 pin mm pitch screw made by OMRON XM2S 0913 9 pin inch pitch screw made by OMRON Connector set XM2S 0911 S003 9 pin made by OMRON for PT end Connector and Connector hood Cable AW...

Page 290: ...tor for RS 232C connections Type mounted to C200H base C series C200H S HE HG HX C500 LK201 V1 Features a connector for RS 232C RS 422A connections switchable type C series C500 F C1000H C2000 H C500 LK203 Type mounted to C500 base CV500 LK201 Features a connector for RS 232C connections and a connector for RS 232C RS422A connections switchable type Type mounted to base for CVM1 CV use CVM1 CV ser...

Page 291: ...232C adapter to the peripheral port C series CQM1H CQM1H CPU21 CQM1H CPU51 CQM1H CPU61 Features a 9 pin connector for RS 232C connections C200HS CPU21 E C200HS CPU23 E C200HS CPU31 E C200HS CPU33 E Features a connector for RS 232C connections select able 9 pin C200HS C200HE CPU32 Z E C200HE CPU42 Z E Features a connector for RS 232C connections select able 9 pin C series C200HE C200HG CPU33 Z E C2...

Page 292: ...3 E1 CS1G CPU44 EV CS1G CPU45 EV Features a connector for RS 232C connections CS series CS1G CS1H CPU63 EV1 CS1H CPU64 EV1 CS1H CPU65 EV1 CS1H CPU66 EV1 CS1H CPU67 EV1 Features a connector for RS 232C connections CS series CS1H CS1G CPU42H CS1G CPU43H CS1G CPU44H CS1G CPU45H Features a connector for RS 232C connections CS series CS1G H CS1H CPU63H CS1H CPU64H CS1H CPU65H CS1H CPU66H CS1H CPU67H Fe...

Page 293: ...CPM2A 30CD CPM2A 40CD CPM2A 60CD Features a 9 pin connector for RS 232C connections C series CPM2A CPM2C 10 See note 1 CPM2C 20 See note 1 Connect an RS 232C adapter to the peripheral port C series CPM2C C200HS CPU21 E C200HS CPU23 E C200HS CPU31 E C200HS CPU33 E Features a 9 pin connector for RS 232C connections C200HS C200HE CPU32 E C200HE CPU42 E Features a connector for RS 232C connections sel...

Page 294: ... Z E Features a connector for RS 232C connections selectable 9 pin C series C200HX Z E CQM1H CPU51 CQM1H CPU61 Features a connector for RS 232C connections C series CQM1H CS1G CPU42 EV1 CS1G CPU43 EV1 CS1G CPU44 EV1 CS1G CPU45 EV1 Features a connector for RS 232C connections CS series CS1G CS1H CPU63 EV1 CS1H CPU64 EV1 CS1H CPU65 EV1 CS1H CPU66 EV1 Features a connector for RS 232C connections CS s...

Page 295: ...ures a connector for RS 232C connections CS series CS1G CS1H CPU63 EV1 CS1H CPU64 EV1 CS1H CPU65 EV1 CS1H CPU66 EV1 Features a connector for RS 232C connections CS series CS1H CS1G CPU42H CS1G CPU43H CS1G CPU44H CS1G CPU45H Features a connector for RS 232C connections CS series CS1G H CS1H CPU63H CS1H CPU64H CS1H CPU65H CS1H CPU66H CS1H CPU67H Features a connector for RS 232C connections CS series...

Page 296: ...0H CPU23 E C200H CPU31 E C200H C200HS CPU01 E C200HS CPU03 E C200HS CPU11 E C200HS CPU21 E C200HS CPU23 E C200HS CPU31 E C200HS C200HE CPU11 E C200HE CPU32 E C200HE CPU42 E C200HE C200HG CPU33 E C200HG CPU43 E C200HG CPU53 E C200HG CPU63 E C200HG C200HX CPU34 E C200HX CPU44 E C200HX CPU54 E C200HX CPU64 E C200HX Model Specification NT AL001 RS 232C 9 pin connector RS 422A 8 pin terminal block Mode...

Page 297: ... link units and CPU units with 9 pin connectors Host link NT link 1 to 1 XW2Z 500T 5 m C200H CN311 30 cm C200H C200HS C200HX HG HE C200H direct communications NT20M CNP711 C200H CN711 70 cm NT20M CNP221 C200H CN221 2 m NT20M CNP521 C200H CN521 5 m NT20M CNP131 C200H CN131 10 m C200H CN312 30 cm C H NT20M CNP712 C200H CN712 70 cm NT20M CNP222 C200H CN222 2 m Model Specification AWG28 5P IFVV SB Mul...

Page 298: ... listed in the following table Be sure to use an applicable PT and Interface Unit C200H Interface Unit NT600M LB122 V1 This is the Interface Unit for C200H communications Reflection suppressing Protective Sheet NT20 KBA04 Stuck to the display to prevent it from being soiled The entire sheet is colorless and transparent Mounting Attachment Applicable PTs Applicable Interface Units NT20 IF001 NT20 s...

Page 299: ...s 2 Since the cover is milky white it reduces the clarity of the display a little 3 This cover is intended to be affixed to the display in order to provide protection against chemical agents It will not provide protection against chemical agents that enter through the installation panel or through the gap between the cover and the display Memory Unit NT MF261 This is a special unit for reading wri...

Page 300: ...44 D 54 T 64 d 74 t 84 ä 94 ö 36 52 68 84 100 116 132 148 5 25 35 5 45 E 55 U 65 e 75 u 85 à 95 ò 37 53 69 85 101 117 133 149 6 26 36 6 46 F 56 V 66 f 76 v 86 å 96 û 38 54 70 86 102 118 134 150 7 27 37 7 47 G 57 W 67 g 77 w 87 ç 97 ù 39 55 71 87 103 119 135 151 8 28 38 8 48 H 58 X 68 h 78 x 88 ê 98 ÿ 40 56 72 88 104 120 136 152 9 29 39 9 49 I 59 Y 69 i 79 y 89 ë 99 Ö 41 57 73 89 105 121 137 153 A ...

Page 301: ... Ñ B5 C5 D5 E5 σ F5 165 181 197 213 229 245 6 A6 a B6 C6 D6 E6 µ F6 166 182 198 214 230 246 7 A7 o B7 C7 D7 E7 τ F7 167 183 199 215 231 247 8 A8 B8 C8 D8 E8 Φ F8 168 184 200 216 232 248 9 A9 B9 C9 D9 E9 Θ F9 169 185 201 217 233 249 A AA BA CA DA EA Ω FA 170 186 202 218 234 250 B AB 1 2 BB CB DB EB δ FB 171 187 203 219 235 251 C AC 1 4 BC CC DC EC FC n 172 188 204 220 236 252 D AD BD CD DD ED φ FD ...

Page 302: ...ttings other than those indicated above Reference The RS 232C can be used in the same way with the NT series Support Tool Ver 2 The necessary Support Tool and Tool Mode NT20 memory switch settings in this case are as follows NT Model NT20S Direct setting No Communications mode Standard High speed Tool Mode NT20S Support Tool NT Model Direct Connection Communications Mode Support Tool Mode NT20S me...

Page 303: ...282 Function Restrictions Depending on the Support Tool Appendix I ...

Page 304: ...etween NT20S NT20M and NT20 6 compatibility with NT2OM NT20S 4 CompoBus S Master Control Units manual 15 connecting directly between RS 232C ports 69 connecting the NT Support Tool 35 connection method 8 continuous buzzer 205 continuous buzzer sound 108 controlling the display elements 167 controlling the NT20 status 168 CPUs 57 60 65 D data transmission in screen units 102 description of parts 18...

Page 305: ... menu item Maintenance Mode 87 Quit 87 Transmit Mode 87 menu tree 84 model list 269 N ng 195 notification of display elements 170 notification of NT20 status 170 notification of numbers to the PLC 199 notification operation alternate 193 momentary 193 reset 194 set 194 NT Link 1 1 NT Link 56 1 N NT Link 60 high speed 1 N NT Link 65 NT Support Tool connecting 35 manual 15 NT20 status control 199 nu...

Page 306: ...host communications method 93 selecting the host communications port 94 selecting the host link communications speed 95 selecting the menu items 87 selecting the NT link 1 N communications speed 96 selecting unit numbers 97 Serial Communications Board 44 61 65 Serial Communications Boards manuals 15 Serial Communications Unit 44 serial port A 8 serial port B 8 setting the buzzer 107 smoothing 137 ...

Page 307: ...286 Index ...

Page 308: ...catalog number on the front cover of the manual The following table outlines the changes made to the manual during each revision Page numbers refer to the previous version Revision code Date Revised content 01 March 2007 Original production Cat No V091 E1 01 Revision code ...

Page 309: ...288 Revision History ...

Page 310: ...erlands Tel 31 2356 81 300 Fax 31 2356 81 388 OMRON ELECTRONICS LLC 1 East Commerce Drive Schaumburg IL 60173 U S A Tel 1 847 843 7900 Fax 1 847 843 8568 OMRON ASIA PACIFIC PTE LTD 83 Clemenceau Avenue 11 01 UE Square Singapore 239920 Tel 65 6835 3011 Fax 65 6835 2711 OMRON CHINA CO LTD Room 2211 Bank of China Tower 200 Yin Cheng Zhong Road PuDong New Area Shanghai 200120 China Tel 86 21 5037 2222...

Page 311: ...Authorized Distributor Cat No V091 E1 01 Note Specifications subject to change without notice Printed in Japan This manual is printed on 100 recycled paper ...

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