fx2n-232if rs232c interface block hardware manual
Contents
1. 2 Specifications 2 1 External Dimensions and Part Names Dimensions mm inches Weight Approx 0 3 kg Accessory Special block No label 55 2 17 A TA 85 3 35 FXan 2321F POWER SD O RD O 90 3 54 mounting hole pitch Extension cable Mounting hole 2 04 5 0 18 POWER LED Lit when both the 5V DC power supplied from the main unit and the 24V DC power supplied from the external terminal are supplied SD LED Lit while data is sent to the RS232C equipment connected to the 232 IF RDLED Lit while data is received from the RS232C equipment connected to the 2321F Terminal screws M3 0 12 Next step extension connector RS232C connector 9 pin D SUB connector 4 40unc inch screw thread DIN rail clip DIN rail groove 35 1 38 2 2 Connector Pin Layout Signal name O RD RXD Carrier detection This signal indicates only status Receive data RS232C device to 2321F SD TXD Send data 232IF to RS232C device ER DTR Data terminal ready ON when Send Receive enable is ON NWA OO000 ONO Signal ground Signal ground O 6 DR DSR This signal indicates only status CS CTS ON when RS232C device is ready to receive CI RI Calling indication This signal indicates only status lt gt At selection of interlink connection mode 2 3 System C2. RS232C Interface Block always consult a professional electrical engineer who is qualified and trained to the local and national standards 1 INTRODUCTION The RS232C interface block FX2N 232IF hereinafter referred to as 232IF is connected to the FX2N FX2NC FX3U FX3uc series PLC to realize full duplex serial data communication with another RS232C interface such as a personal computer bar code reader printer etc 1 Two or more devices with RS232C interfaces can be connected to an FX2N FX2NC F X3U FX3UC series PLC by using the RS232C special function block Up to 8 special function block can be connected to the FX2n FX3u FX3uc series PLC Up to 4 special function block can be connected to the FX2Nc PLC Refer to section 2 1 2 Communication requires no protocol Full duplex asynchronous communication between RS232C devices is specified through buffer mem ory BFM The FROM TO instruction is used for the buffer memory 3 The send receive buffer can accommodate 512 bytes 256 words When the RS232C interlink connection mode is used data exceeding 512 bytes 256 words can also can be received 4 ASCII HEX conversion function The function to convert and send and a hexadecimal numeric 0 to F saved in the send data buffer as well as the function to convert a received ASCII code into a hexadecimal numeric 0 to F and save it to the receive buffer are provided 1 Up to 7 special function block can be connected to the FX3uc 32MT LT PLC
3. aid to understand ing the text not to guarantee operation Mitsubishi Electric will accept no responsibility for actual use of the product based on these illustrative examples Owing to the very great variety in possible application of this equipment you must satisfy yourself as to its suitability for your specific application This manual confers no industrial property rights or any rights of any other kind nor does it confer any patent licenses Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual Manual number JY992D73501 Manual revision C Date April 2015 MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Effective April 2015 Specifications are subject to change without notice JY992D73501C MITSUBISHI ELECTRIC PROGRAMMABLE CONTROLLERS MdleLSteGelr FX2N 232IF RS232C INTERFACE BLOCK HARDWARE MANUAL JY 992D73501C This manual contains text diagrams and explanations which will guide the reader in the correct installation and operation of the FX2N 232IF RS232C Interface Block It should be read and understood before attempting to install or use the unit Further information can be found in the FX PROGRAMMING MAN UAL FX series hardware manuals If in doubt at any stage during the installation of the FX2N 232IF
4. of the 232IF is equivalent to that of the external equipment If they are not equivalent each other correct as required 4 Verify the status of the data send receive device For example make sure that the counterpart equip ment is ready to receive before starting to send data to it 5 When the terminator is not used check whether the send data capacity is equivalent to the accept able data capacity Use the terminator if the send data capacity may be changed 6 Make sure that the external equipment is correctly operating 7 Check whether the type of send data and the type of receive data are equivalent If they are different make them equivalent Guidelines for the safety of the user and protection of the FX2y 232IF RS232C INTERFACE BLOCK e This manual has been written to be used by trained and competent personnel This is defined by the European directives for machinery low voltage and EMC If in doubt at any stage during the installation of the FXan 232IF always consult a professional electrical engineer who is qualified and trained to the local and national standards If in doubt about the operation or use of the FXan 232IF please consult the nearest Mitsubishi Electric distributor Under no circumstances will Mitsubishi Electric be liable or responsible for any consequential damage that may arise as a result of the installation or use of this equipment All examples and diagrams shown in this manual are intended only as an
5. 0 1200 2400 4800 9600 19200 Number of I O points occupied 8 points taken from the programmable controller extension bus can be either input or output Applicable programmable FX2N F X2NC FX3U FX3uUC series controllers Communication method No protocol by full duplex asynchronous Communication with program FROM TO instruction mable controller Guidelines for the safety of the user and protection of the FX2y 232IF RS232C INTERFACE BLOCK 5 DIAGNOSTICS e This manual has been written to be used by trained and competent personnel This is defined SS by the European directives for machinery low voltage and EMC For error code refer to the FX Communication User s Manual l If in doubt at any stage during the installation of the FX yn 232IF always consult a professional 1 Check the status of the POWER LED provided in the 232IF electrical engineer who is qualified and trained to the local and national standards If in doubt 2 When it is lit the drive power is correctly supplied about the operation or use of the FXon 232 IF please consult the nearest Mitsubishi Electric distributor If it ts extinguished supply the drive power correctly Under no circumstances will Mitsubishi Electric be liable or responsible for any consequential 2 Check the status of the SD LED and the RD LED provided in the 232 IF damage that may arise as a result of the installation or use of this equipment If the RD LED is not lit whi
6. Connector Pin Layout Pin No Sigra name Weaning Fton O NWA OO000 ON Oo lt Clear to receive gt lt ON when 232IF is Receive enabled gt o omn Calinginaeation This signal indicates oniystaus lt gt At selection of interlink connection mode 2 3 System Configuration PLC RS 232C device Personal computer FX2N FX3U PLC Heder ape BAG ae oe wagegpege S sue S gut MBR bg ede eas Re Tae H Cae a S or pa RS 232C max 15m FX2NC CNV IF ee or FX2NC FX3uUC PLC FX3UC 1PS 5V Printer FX2N 232I1F B P LN Bey CNO e Bar code reader BS GA LO av g 2 To connect this block to the FX2Nc Series PLC the FX2Nc CNV IF is required To connect this block to the FX3uUc Series PLC either the FX2NC CNV IF or FX3uUC 1PS 5V is required 3 WIRING AND CONNECTION 3 1 Connection with the programmable controller The 232IF can be connected to the FX2N FX2NC FX3uU FX3uc programmable controller or connected on the right side of another extension block unit A number is assigned to each special unit block counting from the one near
7. MITSUBISHI ELECTRIC PROGRAMMABLE CONTROLLERS MdleLSteGelr FX2N 232IF RS232C INTERFACE BLOCK HARDWARE MANUAL JY 992D73501C This manual contains text diagrams and explanations which will guide the reader in the correct installation and operation of the FX2N 232IF RS232C Interface Block It should be read and understood before attempting to install or use the unit Further information can be found in the FX PROGRAMMING MAN UAL FX series hardware manuals If in doubt at any stage during the installation of the FX2N 232IF RS232C Interface Block always consult a professional electrical engineer who is qualified and trained to the local and national standards 1 INTRODUCTION The RS232C interface block FX2N 232IF hereinafter referred to as 232IF is connected to the FX2N FX2NC FX3U FX3uc series PLC to realize full duplex serial data communication with another RS232C interface such as a personal computer bar code reader printer etc 1 Two or more devices with RS232C interfaces can be connected to an FX2N FX2NC F X3U FX3UC series PLC by using the RS232C special function block Up to 8 special function block can be connected to the FX2n FX3u FX3uc series PLC Up to 4 special function block can be connected to the FX2Nc PLC Refer to section 2 1 2 Communication requires no protocol Full duplex asynchronous communication between RS232C devices is specified through buffer mem ory BFM The FROM TO instruction is used for th
8. ake sure that the external equipment is correctly operating 7 Check whether the type of send data and the type of receive data are equivalent If they are different make them equivalent Manual number JY992D73501 Manual revision C Date April 2015 MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN Effective April 2015 JY992D73501C Specifications are subject to change without notice
9. e 232IF sets the Request to Send signal RS to OFF and requests the counterpart equipment to suspend the data transmission Once the data saved in the receive buffer is read by the sequence program the remaining data can be received 2 The 232IF only monitors the signal status ON OFF 4 Connection with counterpart equipment of modem specifications Control line is essential Straight cable used BFM 0 communication format b9 0 b8 1 standard RS232C mode 1 When the CD signal is not being moni tored the CD signal pin is not required 9 pin 25 pin to be connected The 232IF only moni D SUB D SUB tors the signal status ON OFF 3 2 The 232IF only monitors the signal sta tus ON OFF 3 When the CI signal is not required the Cl signal pin is not required to be con nected The 232IF only monitors the signal status ON OFF 4 SPECIFICATIONS 4 1 General specifications General specifications excluding withstand voltage Same as those of the main unit R 500V AC 1 minute between the entire Withstand voltage external terminal and the ground terminal 4 2 Power Supply Specifications Internal power supply from programmable controller 5V DC 40mA External power supply 24V DC 10 80mA 4 3 Specifications Conforming RS232C 1 CD DCD 2 RD RXD 3 SD TXD 4 ER DTR 5 8G 6 DR DSR 7 RS RTS 8 CS CTS 9 Cl RI Indication LED POWER SD RD Sported baud rate 300 60
10. e buffer memory 3 The send receive buffer can accommodate 512 bytes 256 words When the RS232C interlink connection mode is used data exceeding 512 bytes 256 words can also can be received 4 ASCII HEX conversion function The function to convert and send and a hexadecimal numeric 0 to F saved in the send data buffer as well as the function to convert a received ASCII code into a hexadecimal numeric 0 to F and save it to the receive buffer are provided 1 Up to 7 special function block can be connected to the FX3uc 32MT LT PLC 2 Specifications 2 1 External Dimensions and Part Names Dimensions mm inches Weight Approx 0 3 kg Accessory Special block No label 55 2 17 oo ee e 85 3 35 FXan 2321F POWER SD O RD O 90 3 54 mounting hole pitch Extension cable Mounting hole 2 04 5 0 18 POWER LED Lit when both the 5V DC power supplied from the main unit and the 24V DC power supplied from the external terminal are supplied SDLED Lit while data is sent to the RS232C equipment connected to the 2321F RDLED Lit while data is received from the RS232C equipment connected to the 2321F Terminal screws M3 0 12 Next step extension connector RS232C connector 9 pin D SUB connector 4 40unc inch screw thread DIN rail clip DIN rail groove 35 1 38 2 2
11. est the main unit in the way of No 0 No 1 No 7 Up to 8 FX2N 232IF units can be connected to the FX2n FX3u FX3uc Series PLC Up to 4 FX2N 232IF units can be connected to the FX2NcC Series PLC However the capacity of the 5V DC power supplied from the programmable controller is limited The current consumption of the 5V DC power in the 232IF is 40 mA Make sure that the total current consumption of the 5V DC power supply including other special blocks is equivalent to or less than that available 1 Up to 7 units can be connected to an FX3UC 32MT LT PLC BZ la e r ye e g fe FX2N 232IF Block No 1 szongnunag E MELSEC FXar48MR TEELE Be FX2N 48MR ES UL FX2N 232IF FX2N 16EX ES UL X000 X027 Block No 0 X030 X047 Y000 Y027 3 2 Power Supply Wiring L DC service supply Extension cable Class D grounding Es OV 24V ye 24V DC 10 100 Q or less 24 gt 80mA L FX2N 24 T DC service supply of programmable programmable controller controller FX2N 2321F may be used Handling of the crimp style terminal 6 2mm 0 24 Oai 6 2mm 0 24 y Use the crimp style terminals of the dimensions shown on the fig r ure on the
12. lable 1 Up to 7 units can be connected to an FX3UC 32MT LT PLC Fe Gar oee sees HeeeEeAceZeceeeoeA Lope nar ath A nagg FXen 2321F Power POWER FX2N 2321F Block No 1 FX2N 48MR ES UL FX2N 232IF FX2N 16EX ES UL X000 X027 Block No 0 X030 X047 Y000 Y027 3 2 Power Supply Wiring DC service supply Extension 1 1 cable Class D grounding OV 24V 24V DC 10 100 Q or less 24 1 80mMA L FX2N 24 J DC service supply of programmable programmable controller controller FXON 232 F may be used Handling of the crimp style terminal 6 2mm 0 247 1 Ou 6 2mm gt 0 24 Use the crimp style terminals of the dimensions shown on the fig ure on the left Make sure that the tightening torque of the terminal is 0 5 to 0 8 Nem Tighten each terminal securely to avoid malfunction 3 3 Connection Example The signal wiring of the RS232C equipment varies depending on the RS232C specifications connected Check the specifications of the RS232C equipment used then connect the signals correctly Representa tive wiring examples are shown below 1 Connection with counterpart equipment of terminal specificatio
13. le data is received or the SD LED is not lighted while data is sent All examples and diagrams shown in this manual are intended only as an aid to understand check the instruction and the wiring ing the text not to guarantee operation Mitsubishi Electric will accept no responsibility for When the RD LED is lit while data is received or the SD LED is lit while data is sent the installa actual use of the product based on these illustrative examples tion and the wiring are correct Owing to the very great variety in possible application of this equipment you must satisfy 3 Make sure that the communication setting BFM 0 of the 232IF is equivalent to that of the external yourse ASO Ne SUH ty or Your Specie Applicaton equipment If they are not equivalent each other correct as required 4 Verify the status of the data send receive device For example make sure that the counterpart equip ment is ready to receive before starting to send data to it This manual confers no industrial property rights or any rights of any other kind nor does it confer any patent licenses Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using the contents noted in this manual 5 When the terminator is not used check whether the send data capacity is equivalent to the accept able data capacity Use the terminator if the send data capacity may be changed 6 M
14. left Make sure that the tightening torque of the terminal is 0 5 to 0 8 Nem Tighten each terminal securely to avoid malfunction co 3 3 Connection Example The signal wiring of the RS232C equipment varies depending on the RS232C specifications connected Check the specifications of the RS232C equipment used then connect the signals correctly Representa tive wiring examples are shown below 1 Connection with counterpart equipment of terminal specifications when control line is not used BFM 0 communication format b9 0 b8 0 without control line Communication is performed in accordance RS232C device side with the condition determined by the soft Signal 25 pin ware in the 232IF and the counterpart equip name D SUB Ment SD TXD es 2 Fomo 2 2 Connection with counterpart equipment of terminal specifications when control line is used Cross cable used BFM 0 communication format b9 0 b8 1 standard RS232C mode Because the carrier to send CS signal pin RS232C device side of the 232IF itself receives the request to 9 pin 25 pin send RS signal signal transfer is per D SUB D SUB formed as if the counterpart equipment is 5 gt functioning 1 When the CD signal is not monitored the CD signal pin is not required to be con nected The 232IF only monitors the sig nal status ON OFF 2 The 232IF only monitors the signal status ON OFF 3 Inter
15. link serial cross cable used BFM 0 communication format b9 1 b8 1 RS232C interlink connection mode In the interlink connection mode data exceeding 512 bytes upper limit of the receive buffer in the 232IF can be received 1 In this mode the Request to Send signal RS functions as the receive enable sig nal in the 232IF When receiving data that exceeds 512 bytes the upper limit of the 232IF receive buffer the 232IF sets the Request to Send signal RS to OFF and requests the counterpart equipment to suspend the data transmission Once the data saved in the receive buffer is read by the sequence program the remaining data can be received 2 The 232lIF only monitors the signal status ON OFF 4 Connection with counterpart equipment of modem specifications Control line is essential Straight cable used BFM 0 communication format b9 0 b8 1 standard RS232C mode 1 When the CD signal is not being moni RS232C device side tored the CD signal pin is not required 25 pin to be connected The 232IF only moni D SUB 2 tors the signal status ON OFF ee 3 2 The 232IF only monitors the signal sta tus ON OFF 3 When the CI signal is not required the Cl signal pin is not required to be con nected The 232IF only monitors the signal status ON OFF 4 SPECIFICATIONS 4 1 General specifications General specifications excluding withstand voltage Same as those of the main uni
16. ns when control line is not used BFM 0 communication format b9 0 b8 0 without control line Communication is performed in accordance with the condition determined by the soft ware in the 232IF and the counterpart equip D SUB D SUB ment gt EE NOR RS232C device side 9 pin 25 pin 2 3 5 7 2 Connection with counterpart equipment of terminal specifications when control line is used Cross cable used BFM 0 communication format b9 0 b8 1 standard RS232C mode Because the carrier to send CS signal pin RS232C device side of the 232IF itself receives the request to Signal 9 pin 25 pin send RS signal signal transfer is per name D SUB D SUB formed as if the counterpart equipment is functioning SD TXD 1 When the CD signal is not monitored the RD RXD CD signal pin is not required to be con nected The 232IF only monitors the sig nal status ON OFF 2 The 232IF only monitors the signal status ON OFF 3 2 R 7 1 4 8 G GND 3 Interlink serial cross cable used BFM 0 communication format b9 1 b8 1 RS232C interlink connection mode In the interlink connection mode data exceeding 512 bytes upper limit of the receive buffer in the 232IF can be received 1 In this mode the Request to Send signal RS functions as the receive enable sig nal in the 232IF When receiving data that exceeds 512 bytes the upper limit of the 232IF receive buffer th
17. onfiguration PLC RS 232C device Personal computer FX2N FX3U PLC a aa wet MASERFerGOMR 8988R838 Ze FX2N 2321F al RS 232C max 15m FX2NC CNV IF Bar code reader or FX2NC FX3uUC PLC FX3uUC 1PS 5V To connect this block to the FX2Nc Series PLC the FX2Nc CNV IF is required To connect this block to the FX3uc Series PLC either the FX2NC CNV IF or FX3UC 1PS 5V is required 3 WIRING AND CONNECTION 3 1 Connection with the programmable controller The 232IF can be connected to the FX2N FX2NCc FX3U FX3uc programmable controller or connected on the right side of another extension block unit A number is assigned to each special unit block counting from the one nearest the main unit in the way of No 0 No 1 No 7 Up to 8 FX2N 232IF units can be connected to the FX2n FX3u FX3uc Series PLC Up to 4 FX2n 232IF units can be connected to the FX2NcC Series PLC However the capacity of the 5V DC power supplied from the programmable controller is limited The current consumption of the 5V DC power in the 232IF is 40 mA Make sure that the total current consumption of the 5V DC power supply including other special blocks is equivalent to or less than that avai
18. t 500V AC 1 minute between the entire Withstand voltage external terminal and the ground terminal 4 2 Power Supply Specifications Internal power supply from programmable controller 5V DC 40mA External power supply 24V DC 10 80MA 4 3 Specifications Conforming RS232C 1 CD DCD 2 RD RXD 3 SD TXD 4 ER DTR 5 8G 6 DR DSR 7 RS RTS 8 CS CTS 9 Cl RI Indication LED POWER SD RD Sported baud rate 300 600 1200 2400 4800 9600 19200 Number of I O points occupied 8 points taken from the programmable controller extension bus can be either input or output APP IcaDe i FX2N FX2Nc FX3u FX3uc series controllers Communication method No protocol by full duplex asynchronous Communication with program FROM TO instruction mable controller 5 DIAGNOSTICS For error code refer to the FX Communication User s Manual 1 Check the status of the POWER LED provided in the 232IF When it is lit the drive power is correctly supplied If it is extinguished supply the drive power correctly 2 Check the status of the SD LED and the RD LED provided in the 232 IF If the RD LED is not lit while data is received or the SD LED is not lighted while data is sent check the instruction and the wiring When the RD LED is lit while data is received or the SD LED is lit while data is sent the installa tion and the wiring are correct 3 Make sure that the communication setting BFM 0
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