FX2N-2AD SPECIAL FUNCTION BLOCK USER'S GUIDE
Contents
1. D D A A z 0 T 0 4mA a A m m gt 0 5V gt Analog value Analog value Analog value 7 2 2 Adjustment of offset The offset value can be set to an arbitrary digital value However it is advisable to set the analog value when the digital value is set as following Voltage input Voltage input Current input characteristic O to 10V characteristic 0 to 5V characteristic 4 to 20mA At shipment lt b 3 S 40l gt golasa 26 is is l g D z A A m 0 Ta V 0 4mA aA m 0 100mV eas Analog value Analog value Analog value For instance when a digital range of O to 4000 is used with the analog range of O to 10V a digital value of 40 is equal to an analog input of 100mV 40 x 10V 4000 digital points 1 The offset and gain adjustments for CH1 and CH2 are accomplished at the same time When the offset and gain values of one channel are adjusted the other channel is automatically adjusted 2 Repeat the offset and gain adjustment alternately until a stable value is reached 3 Each channel is common to the analog input circuit However check each channel individually for maximum accuracy 4 Adjust offset gain by using subsection 8 3 Example of programming making average value data when a digital value is not steady 5 Adjust the gain before the offset 8 Program example The following program examples 8 1 and 8 3 are formula circuits The device numbers that hav2. MITSUBISHI ELECTRIC PROGRAMMABLE CONTROLLERS MielSEG IF FX2n 2AD SPECIAL FUNCTION BLOCK USER S GUIDE JY992D74701E This manual contains text diagrams and explanations which will guide the reader in the correct installation and operation of the FX2N 2AD special function block and should be read and understood before attempting to install or use the unit Further information can be found in the FX SERIES PROGRAMMING MANUALA II FXon FX1N FX2n FX nc SERIES HARDWARE MANUAL of each PLC Compliance with EC directive CE Marking This note does not guarantee that an entire mechanical module produced in accordance with the contents of this note will comply with the following standards Compliance to EMC directive and LVD directive for the entire mechanical module should be checked by the user manufacturer For more information please consult with your nearest Mitsubishi product provider Regarding the standards that comply with the main unit please refer to either the FX series product catalog or consult with your nearest Mitsubishi product provider Requirement for Compliance with EMC directive The following products have shown compliance through direct testing of the identified standards below and design analysis through the creation of a technical construction file to the European Directive for Electromagnetic Compatibility 2004 108 EC when used as directed by the appropriate documentation Attention e This product is
3. MOV K4M100 D100 9 The higher 4 bits of CH1 are moved to the lower 8 bits and it is x001 stored in D100 TO KO K17 H0001 K1 Je Selecting A D input channel 2 H0003 K1 Hf A D conversion beginning of CH2 oh FROM KO KO K2M100 K2 g9 Reading of digital value of CH2 MOV K4M100 D101 4 The higher 4 bits of CH2 are moved to the lower 8 bits and it is stored in D101 33 Analog to digital conversion execution input of CH1 X000 Analog to digital conversion execution input of CH2 X001 At the same time X000 and X001 can be turned ON A D input data CH1 D100 Replace with auxiliary relay M100 to M115 Assign these numbers only once A D input data CH2 D101 Replace with auxiliary relay M100 to M115 Assign these numbers only once Processing time 2 5ms 1 channel Time from turning on X000 and X001 to storage of analog to digital conversion value in data register of main unit 1 Change the circuit of 1 as follows when using an FXon PLC FROM KO KO K4M100 K2 e Reading of digital value MOV K2M116 K2M108 The higher 4 bits are synthesized to the lower 8 bits 8 2 Connection to FX2N V3 00 or later or FX2Nc V3 00 or later Series PLC Please use FNC 176 RDSA Refer to FX Series Programming Manual II 8 3 Example of programming making average value data Add the undermentioned program after 8 1 Example of programming analog input and use the average value data when
4. Reserved Reserved Analog to digital Analog to digital Reserved conversion beginning conversion channel 18 or more BFM O0 The current value of the input data for the channel specified with BFM 17 lower 8bit data is stored The current value data is stored by binary BFM 1 The current value of the input data higher 4bit data is stored The current value data is stored by binary BFM 17 b0 Channel CH1 CH2 which does the analog to digital conversion is specified b0 0 CH1 b0 1 CH2 b1 O gt 1 The A D conversion process is started Write read data to the above mentioned buffer memory according to the programming example of 8 Program example 7 Adjustment of offset and gain 7 1 Change in input characteristic At shipment 0 to 4000 range is selected for 0 to 10V DC input When using an FX2n 2AD for current or differing voltage inputs except 0 to 10V DC it is necessary to adjust the offset and gain The module does not allow different input characteristics for two channels Set analog values within the range specified in the table below when changing the input characteristic Voltage input Current input Oto 1V O to 4mA Resolution changes depending on the set value when the input characteristic changes accordingly Example Resolution becomes 5 OV 4000 1 25mV at voltage input 0 to 5V 0 to 4000 Integrated accuracy does not change Voltage input 0 1V Current input 0 16mA Range of input cha
5. The input characteristic is the same for each channel 6 Allocation of buffer memory BFM 6 1 Buffer memory number 0 Reserved Current value of input data lower 8bit data 1 Reseved Current value of input data higher 4bit data 2 to 1 2 to 16 Reserved Analog to digital Analog to digital Reserved conversion beginning conversion channel more BFM 0 The current value of the input data for the channel specified with BFM 17 lower 8bit data is stored The current value data is stored by binary BFM 1 The current value of the input data higher 4bit data is stored The current value data is stored by binary BFM 17 b0 Channel CH1 CH2 which does the analog to digital conversion is specified b0 0 CH1 b0 1 CH2 b1 O gt 1 The A D conversion process is started Write read data to the above mentioned buffer memory according to the programming example of 8 Program example 7 Adjustment of offset and gain 7 1 Change in input characteristic At shipment 0 to 4000 range is selected for 0 to 10V DC input When using an FX2Nn 2AD for current or differing voltage inputs except 0 to 10V DC it is necessary to adjust the offset and gain The module does not allow different input characteristics for two channels Set analog values within the range specified in the table below when changing the input characteristic Range of input characteristic Voltage input Current input Analog value when di
6. Connection to FX2N V3 00 or later or FX2Nc V3 00 or later Series PLC Please use FNC 176 RD3A Refer to FX Series Programming Manual II 8 3 Example of programming making average value data Add the undermentioned program after 8 1 Example of programming analog input and use the average value data when you can not read a stable digital value M8002 H 0 DMOV KO D114 H M133 DMOV KO D116 h DMOV KO D118 H gt a a Initialization of data MOV KO D101 H MOV KO D103 HJ M8000 39 4 DINC D118 Hb b Count of sampling frequency DADD D114 D100 D114 He c Total of input data of CH1 DADD D116 D102 D116 Hd d Total of input data of CH2 ee DCMP D118 K20 M132 He Comparison of sampling frequencies RESIS 20 i f 84 DDIV D114 D118 D110 Hf neo sel average Irequeney f The average value of CH1 is calculated DDIV D116 D118 D112 Hg and the result is stored in D111 D110 g The average value of CH2 is calculated and the result is stored in D113 D112 A D input data of CH1 D100 A D input data of CH2 D102 Sampling frequency D118 Agreement flag of sampling frequency and average frequency M133 Average value of CH1 D111 D110 Average value of CH2 D113 D112 1 The above program example has an average sampling frequency of 20 Make the average frequency within the range of 2 to 262143 9 Notes in drive 1 Confirm whether the input wiring of FX2N 2AD and the co
7. specified in this manual e Sensitive analog cable should not be laid in the same trunking or cable conduit as high voltage cabling Where possible users should run analog cables separately e Good cable shielding should be used When terminating the shield at Earth ensure that no earth loops are accidentally created e When reading analog values EMC accuracy can be improved out by averaging the readings This can be achieved either through functions on the through a users program in the main unit 1 Introduction The FX2N 2AD type analog input block hereafter referred to as the FX2N 2AD is used to convert the analog input of two points voltage and current input into a digital value of 12 bits and to forward the values to the Programmable Controller hereafter referred to as a PLC FX2N 2AD can connected to the FXoNn FX1N FX2N and the FX2nc series Programmable Controllers 1 The analog input is selected from the voltage or current input by the method of connecting wires At this time assume the setting to be two channels common analog input voltage or current input 2 The analog to digital conversion characteristics can be adjusted 3 The block occupies 8 I O points which can be allocated from either inputs or outputs 4 The data transfer with the PLC uses the FROM TO instructions 2 External Dimensions and Parts Dimensions mm inches M3 0 12 terminal screws Extension cable DIN rail mo
8. that shielded cables should be used If NO other EMC protection is provided then users may experience temporary loss or accuracy between 10 in very heavy industrial areas However Mitsubishi Electric suggest that if adequate EMC precautions are followed for the users complete control system users should expect accuracy as specified in this manual e Sensitive analog cable should not be laid in the same trunking or cable conduit as high voltage cabling Where possible users should run analog cables separately e Good cable shielding should be used When terminating the shield at Earth ensure that no earth loops are accidentally created e When reading analog values EMC accuracy can be improved out by averaging the readings This can be achieved either through functions on the through a users program in the main unit 1 Introduction The FX2N 2AD type analog input block hereafter referred to as the FX2N 2AD is used to convert the analog input of two points voltage and current input into a digital value of 12 bits and to forward the values to the Programmable Controller hereafter referred to as a PLC FX2N 2AD can connected to the FXoN FX1N FX2N and the FX2Nc series Programmable Controllers 1 The analog input is selected from the voltage or current input by the method of connecting wires At this time assume the setting to be two channels common analog input voltage or current input 2 The analog to digital conversion c
9. I O 48 points or more Consumption current available for undermentioned special function blocks lt 300mA FX2nNc Up to 4 undermentioned special function blocks can be connected regardless of the system I O FXoN 1N Main unit and powered extension units Up to 2 undermentioned special function blocks can be connected regardless of the system I O FX2N 2AD FX2N 2DA FXON 3A 90mA Consumption current of 24V DC for one unit The consumption current of the above units is to be subtracted from the service power supply of the host PLC 3 The blocks occupies 8 points The 8 points can be allocated from either inputs or outputs 4 FX2N 2AD consumes 5V DC by 20mA The total 5V consumption of all special function blocks connected to an FX2N FX2NC main unit or FX2N extension unit must not exceed the 5V source capacity of the system 5 Specifications 5 1 General naan Po Content TE withstand voltage 500V AC 1min Between all terminals and case General specifications other than the above mentioned are the same as the main unit of the Programmable controller Refer to the Hardware manual of the Programmable controller 5 2 Power supply specification and others C ee eee ere Analog circuits 24V DC t10 50mA Internal power supplied from the main unit Digital circuits 5V DC 20mA Internal power supplied from the main unit Photo coupler isolation between analog and digital circuits Isolation i No isolatio
10. Mitsubishi products damage secondary damage accident compensation caused by special factors unpredictable by Mitsubishi damages to products other than Mitsubishi products and to other duties e This product has been manufactured as a general purpose part for general industries and has not been designed or manufactured to be incorporated in a device or system used in purposes related to human life e Before using the product for special purposes such as nuclear power electric power aerospace medicine or passenger movement vehicles consult with Mitsubishi Electric e This product has been manufactured under strict quality control However when installing the product where major accidents or losses could occur if the product fails install appropriate backup or failsafe functions in the system Manual number JY992D74701 Manual revision E Date June 2013 MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN HIMEJI WORKS 840 CHIYODA CHO HIMEJI JAPAN Effective June 2013 Y992D74701E ooo j Specifications are subject to change without notice MITSUBISHI ELECTRIC PROGRAMMABLE CONTROLLERS MielSEG IF FX2n 2AD SPECIAL FUNCTION BLOCK USER S GUIDE JY992D74701E This manual contains text diagrams and explanations which will guide the reader in the correct installation and operation of the FX2N 2AD special function block and should be read and und
11. designed for use in industrial applications Note e Manufactured by Mitsubishi Electric Corporation 2 7 3 Marunouchi Chiyoda ku Tokyo 100 8310 Japan e Manufactured at Mitsubishi Electric Corporation Himeji Works 840 Chiyoda machi Himeji Hyogo 670 8677 Japan e Authorized Representative in the European Community Mitsubishi Electric Europe B V Gothaer Str 8 40880 Ratingen Germany Type Programmable Controller Open Type Equipment Models MELSEC FXan series manufactured from December 1st 1998 FX2nN 2AD Standard EN61131 2 2007 Compliance with all relevant aspects of the standard Programmable controllers EMI Equipment requirements and tests Radiated Emission e Conducted Emission EMS Radiated electromagnetic field Fast transient burst Electrostatic discharge High energy surge Voltage drops and interruptions Conducted RF Power frequency magnetic field Caution for EC Directive The FX2N 2AD have been found to be compliant to the European standards in the aforesaid manual and directive However for the very best performance from what are in fact delicate measuring and controlled output device Mitsubishi Electric would like to make the following points As analog devices are sensitive by nature their use should be considered carefully For users of proprietary cables integral with sensors or actuators these users should follow those manufacturers installation requirements Mitsubishi Electric recommend
12. e been underlined can be assigned by the user during programming 8 1 Example of programming analog input X000 TO KO K17 H0000 K1 Ha TO KO K17 H0002 K1 Hb ai FROM KO KO K2M100 K2 0 MOV K4M100 D100 H4 Selecting A D input channel 1 A D conversion beginning of CH1 Reading of digital value of CH1 The higher 4 bits of CH1 are moved to the lower 8 bits and it is X001 stored in D100 TO KO K17 H0001 K1 e Selecting A D input channel 2 w S J 33 f A D conversion beginning of CH2 ZE FROM KO KO K2M100 K2 9 Reading of digital value of CH2 MOV K4M100 D101 Hh The higher 4 bits of CH2 are moved to the lower 8 bits and it is stored in D101 Analog to digital conversion execution input of CH1 X000 Analog to digital conversion execution input of CH2 X001 At the same time X000 and X001 can be turned ON A D input data CH1 D100 Replace with auxiliary relay M100 to M115 Assign these numbers only once A D input data CH2 D101 Replace with auxiliary relay M100 to M115 Assign these numbers only once Processing time 2 5ms 1 channel Time from turning on X000 and X001 to storage of analog to digital conversion value in data register of main unit 1 Change the circuit of 1 as follows when using an FXon PLC FROM KO KO K4M100 K2 e Reading of digital value MOV K2M116 K2M108 The higher 4 bits are synthesized to the lower 8 bits 8 2
13. e of the FX2N 2AD please consult your local Mitsubishi Electric representative 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 aid to understanding 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 Warranty Mitsubishi will not be held liable for damage caused by factors found not to be the cause of Mitsubishi opportunity loss or lost profits caused by faults in the Mitsubishi products damage secondary damage accident compensation caused by special factors unpredictable by Mitsubishi damages to products other than Mitsubishi products and to other duties e This product has been manufactured as a general purpose part for general industries and has not been designed or manufactured
14. erstood before attempting to install or use the unit Further information can be found in the FX SERIES PROGRAMMING MANUALA II FXon FX1N FX2n FX2anc SERIES HARDWARE MANUAL of each PLC Compliance with EC directive CE Marking This note does not guarantee that an entire mechanical module produced in accordance with the contents of this note will comply with the following standards Compliance to EMC directive and LVD directive for the entire mechanical module should be checked by the user manufacturer For more information please consult with your nearest Mitsubishi product provider Regarding the standards that comply with the main unit please refer to either the FX series product catalog or consult with your nearest Mitsubishi product provider Requirement for Compliance with EMC directive The following products have shown compliance through direct testing of the identified standards below and design analysis through the creation of a technical construction file to the European Directive for Electromagnetic Compatibility 2004 108 EC when used as directed by the appropriate documentation Attention e This product is designed for use in industrial applications Note e Manufactured by Mitsubishi Electric Corporation 2 7 3 Marunouchi Chiyoda ku Tokyo 100 8310 Japan e Manufactured at Mitsubishi Electric Corporation Himeji Works 840 Chiyoda machi Himeji Hyogo 670 8677 Japan e Authorized Representative in the European Commu
15. gital value is 0 Oto 1V O to 4mA Analog value when digital value is 4000 5 to 10V Resolution changes depending on the set value when the input characteristic changes accordingly Example Resolution becomes 5 OV 4000 1 25mV at voltage input 0 to 5V 0 to 4000 Integrated accuracy does not change Voltage input 0 1V Current input 0 16mA 7 2 Adjustment of the input characteristic The adjustment of the offset and gain values sets a digital equivalent to the analogue data The POT requires 18 revolutions to move between MIN and MAX setting Voltage input Current input Volume g p p FXen 2AD FXon 2AD 1 r VINO oa Voltage Vv INO Current IINO generator generator _ COMO COMO 1 The digital value increases if the volume is turned clockwise FX2N 4DA and FX2N 2DA can be used instead of the voltage and current generator 7 2 1 Adjustment of gain The gain value can be set to an arbitrary digital value However using the maximum 12bit resolution provides the user with a digital range of O to 4000 Voltage input Voltage input Current input characteristic O to 10V characteristic 0 to 5V characteristic 4 to 20mA At shipment cielo O esse essa 4000 7 4000 2 g 3 gt S g g D
16. haracteristics can be adjusted 3 The block occupies 8 I O points which can be allocated from either inputs or outputs 4 The data transfer with the PLC uses the FROM TO instructions 2 External Dimensions and Parts Dimensions mm inches M3 0 12 terminal screws DIN rail mounting slot 4 35mm 1 38 Mounting holes 2 holes 4 5 0 18 dia A E Mass Weight 0 2kg 0 44lbs Accessories Special Function block number label 3 Wiring Voltage input 0 10V DC 37 3KQ 250Q W IFE Wy KG 165KQ 37 3KQ 2502 NW 165KQ a PLC FX2n 2AD Po 7 Channel number enter O Extension cable 1 The FX n 2AD cannot have 1 channel as an analog voltage input and one channel as current input because both channels use the same offset and gain values For current input please short circuit VIN and IIN as shown in the diagram 2 Connecta 0 1 to 0 47 uF 25V DC capacitor with the position of 2 when there is voltage ripple in the voltage input or there will be a lot of noise 4 Connection with Programmable controller 1 The FX2N 2AD and main unit are connected by a cable on the right of the main unit 2 Up to 4 FX2n 2AD units can connect to the FXon series PLC up to 5 for FX1N up to 8 for FX2N or up to 4 for the FX2Nc series PLC all with powered extensio
17. n between analog channels Number of occupied The blocks occupies either 8 input or output points I O points can be either inputs or outputs 5 3 Defining gain and offset p iem O Voltage input Current input At shipping the unit is adjusted to a digital range of O to 4000 for an analog voltage input of O to 10V DC When using an FX2N 2AD for current or differing voltage inputs except 0 to 10V DC it is necessary to adjust the offset and gain 0 to 10V DC 0 to 5V DC input resistance 200KQ Warning this unit may be damaged l an input current in excess of by an input voltage in excess of MA 60MA 0 5V 15V DC i 2 5mV 10V 4000 At shipment 4uA 20 4 A 4000 Change depending on the input Change depending on the input characteristic characteristic 2 5ms 1 channel synchronized to the sequence program Analog value 0 to 20mA Digital value 0 to 4000 Range of analog input l l 4 to 20mA input resistance 2509 Warning this unit may be damaged by Resolution Analog value 0 to 10V Digital value 0 to 4000 At shipment Input characteristics Digital value Digital value 0 Analog value Analog value The input characteristic is the same for each channel 6 Allocation of buffer memory BFM 6 1 Buffer memory number 0 Reserved Current value of input data lower 8bit data 1 Reserved Current value of input data higher 4bit data 2 to 2 to 16
18. n units However the following limitation exists when the undermentioned special function blocks are connected FX2N Main unit and powered extension units of 32 points I O or less Consumption current available for undermentioned special function blocks lt 190mA FX2N Main unit and powered extension units of I O 48 points or more Consumption current available for undermentioned special function blocks lt 300mA FX2Nc Up to 4 undermentioned special function blocks can be connected regardless of the system I O FXON 1N Main unit and powered extension units Up to 2 undermentioned special function blocks can be connected regardless of the system I O FX2N 2AD FX2N 2DA FXoN 3A Consumption current of 24V DC for one unit 90mA The consumption current of the above units is to be subtracted from the service power supply of the host PLC 3 The blocks occupies 8 points The 8 points can be allocated from either inputs or outputs 4 FX2nN 2AD consumes 5V DC by 20mA The total 5V consumption of all special function blocks connected to an FX2N FX2NC main unit or FX2N extension unit must not exceed the 5V source capacity of the system 5 Specifications 5 1 General siete Po Content Pear rd di 500V AC 1min Between all terminals and case General specifications other than the above mentioned are the same as the main unit of the Programmable controller Refer to the Hardware manual of the Programmable controller 5 2 P
19. nity Mitsubishi Electric Europe B V Gothaer Str 8 40880 Ratingen Germany Type Programmable Controller Open Type Equipment Models MELSEC FXan series manufactured from December 1st 1998 FX2nN 2AD Standard EN61131 2 2007 Compliance with all relevant aspects of the standard Programmable controllers EMI Equipment requirements and tests Radiated Emission e Conducted Emission EMS Radiated electromagnetic field Fast transient burst Electrostatic discharge High energy surge Voltage drops and interruptions Conducted RF Power frequency magnetic field Caution for EC Directive The FX2N 2AD have been found to be compliant to the European standards in the aforesaid manual and directive However for the very best performance from what are in fact delicate measuring and controlled output device Mitsubishi Electric would like to make the following points As analog devices are sensitive by nature their use should be considered carefully For users of proprietary cables integral with sensors or actuators these users should follow those manufacturers installation requirements Mitsubishi Electric recommend that shielded cables should be used If NO other EMC protection is provided then users may experience temporary loss or accuracy between 10 in very heavy industrial areas However Mitsubishi Electric suggest that if adequate EMC precautions are followed for the users complete control system users should expect accuracy as
20. nnection of the extension cable is correctly done 2 Confirm whether the 4 Connection with programmable controller condition is satisfied 3 When shipped from the factory the input characteristic is adjusted to O to 10V DC If a different input characteristic is desired please adjust as required When the input characteristic is adjusted the input characteristics of CH1 and CH2 are changed 4 The coexistence use for the current and voltage input cannot be done with two channels 10 Error check Confirm the following items when it seems that the FX2N 2AD does not operate normally 1 Confirm the state of POWER LED Lit The extension cable is correctly connected Turn off or blinks Confirm the proper connection of the extension cable 2 Confirm the external wiring per section 3 Wiring 3 Confirm whether the load resistance of the connected equipment corresponds to the specification of the FX2N 2AD 4 Confirm the Voltage and Current input values with a voltage and current generator Confirm the analog to digital conversion from the input characteristic 5 Readjust the offset and gain by 7 Adjustment of offset and gain when the analog to digital conversion is not suitable for the input characteristic The input characteristic when shipped from the factory is 0 to 10V DC Guidelines for the safety of the user and protection of the FX2N 2AD SPECIAL FUNCTION BLOCK e This manual has been written to be used by t
21. nput Voltage input oha characteristic 4 to 20mA Voltage input characteristic O to 10V characteristic 0 to 5V At shipment 2 5 S 4ol a 26 is E g z O A Q 0 icc V 0 4mA ee m 0 100mV aan Analog value Analog value Analog value For instance when a digital range of 0 to 4000 is used with the analog range of 0 to 10V a digital value of 40 is equal to an analog input of 100mV 40 x 10V 4000 digital points 1 The offset and gain adjustments for CH1 and CH2 are accomplished at the same time When the offset and gain values of one channel are adjusted the other channel is automatically adjusted 2 Repeat the offset and gain adjustment alternately until a stable value is reached 3 Each channel is common to the analog input circuit However check each channel individually for maximum accuracy 4 Adjust offset gain by using subsection 8 3 Example of programming making average value data when a digital value is not steady 5 Adjust the gain before the offset 8 Program example The following program examples 8 1 and 8 3 are formula circuits The device numbers that have been underlined can be assigned by the user during programming 8 1 Example of programming analog input 0 a TO KO K17 H0000 K1 a Selecting A D input channel 1 TO KO K17 H0002 K1 b A Dconversion beginning of CH1 q FROM KO KO K2M100 K2 c Reading of digital value of CH1 EE
22. ower supply specification and others O a ey Analog circuits 24V DC 10 50mA Internal power supplied from the main unit Digital circuits 5V DC 20mA Internal power supplied from the main unit Photo coupler isolation between analog and digital circuits Isolation i No isolation between analog channels Number of occupied The blocks occupies either 8 input or output points I O points can be either inputs or outputs 5 3 Defining gain and offset tem O Voltage input Current input At shipping the unit is adjusted to a digital range of O to 4000 for an analog voltage input of O to 10V DC When using an FX2n 2AD for current or differing voltage inputs except 0 to 10V DC it is necessary to adjust the offset and gain Range of analog input 0 to 10V DC 0 to 5V DC input resistance 200KQ Warning this unit may be damaged by an input voltage in excess of 0 5V 15V DC 2 5mV 10V 4000 At shipment 4uA 20 4 A 4000 Resolution Change depending on the input Change depending on the input characteristic characteristic 2 5ms 1 channel synchronized to the sequence program Analog value 0 to 10V Analog value 0 to 20mA Digital value 0 to 4000 Digital value 0 to 4000 At shipment 4 to 20mA input resistance 250Q Warning this unit may be damaged by an input current in excess of 2mA 60mA Input characteristics Digital value Digital value 0 0 4mA Analog value Analog value
23. racteristic Analog value when digital value is 0 Analog value when digital value is 4000 7 2 Adjustment of the input characteristic The adjustment of the offset and gain values sets a digital equivalent to the analogue data The POT requires 18 revolutions to move between MIN and MAX setting Voltage input Current input Volume 4 ge inp p FX2N 2AD FXon 2AD EF VINO Px ae ea E l generator _ generator can COMO COMO J O 1 The digital value increases if the volume is turned clockwise FX2N 4DA and FX2N 2DA can be used instead of the voltage and current generator 7 2 1 Adjustment of gain The gain value can be set to an arbitrary digital value However using the maximum 12bit resolution provides the user with a digital range of O to 4000 Current input Voltage input characteristic 4 to 20mA Voltage input characteristic O to 10V characteristic 0 to 5V At shipment 4000 4000 4000n i 3 3 S g gt g g gt D D Q Q Q 0 0 4mA a A m m cc Analog value Analog value Analog value 7 2 2 Adjustment of offset The offset value can be set to an arbitrary digital value However it is advisable to set the analog value when the digital value is set as following Current i
24. rained 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 FX2N 2AD 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 FX2N 2AD please consult your local Mitsubishi Electric representative 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 aid to understanding 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 Warranty Mitsubishi will not be held liable for damage caused by factors found not to be the cause of Mitsubishi opportunity loss or lost profits caused by faults in the
25. teristic is adjusted the input characteristics of CH1 and CH2 are changed 4 The coexistence use for the current and voltage input cannot be done with two channels 10 Error check Confirm the following items when it seems that the FX2N 2AD does not operate normally 1 Confirm the state of POWER LED Lit The extension cable is correctly connected Turn off or blinks Confirm the proper connection of the extension cable 2 Confirm the external wiring per section 3 Wiring 3 Confirm whether the load resistance of the connected equipment corresponds to the specification of the FX2N 2AD 4 Confirm the Voltage and Current input values with a voltage and current generator Confirm the analog to digital conversion from the input characteristic 5 Readjust the offset and gain by 7 Adjustment of offset and gain when the analog to digital conversion is not suitable for the input characteristic The input characteristic when shipped from the factory is 0 to 10V DC Guidelines for the safety of the user and protection of the FX2N 2AD SPECIAL FUNCTION 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 FX2N 2AD always consult a professional electrical engineer who is qualified and trained to the local and national standards If in doubt about the operation or us
26. to be incorporated in a device or system used in purposes related to human life e Before using the product for special purposes such as nuclear power electric power aerospace medicine or passenger movement vehicles consult with Mitsubishi Electric e This product has been manufactured under strict quality control However when installing the product where major accidents or losses could occur if the product fails install appropriate backup or failsafe functions in the system Manual number JY992D74701 Manual revision E Date June 2013 MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN HIMEJI WORKS 840 CHIYODA CHO HIMEJI JAPAN Effective June 2013 Y992D74701E anes j Specifications are subject to change without notice
27. unting L slot 4 35mm 1 38 Mounting holes 2 holes 4 5 0 18 dia A A D OFFSET volume Mass Weight 0 2kg 0 44lbs Accessories Special Function block number label 3 Wiring Voltage input 0 10V DC T NW ane 165KQ Current input 4 20mA 165KQ FX2N 2AD Channel number enter O Extension cable 1 The FXean 2AD cannot have 1 channel as an analog voltage input and one channel as current input because both channels use the same offset and gain values For current input please short circuit VIN and IIN as shown in the diagram 2 Connect a 0 1 to 0 47 uF 25V DC capacitor with the position of 2 when there is voltage ripple in the voltage input or there will be a lot of noise 4 Connection with Programmable controller 1 The FX2N 2AD and main unit are connected by a cable on the right of the main unit 2 Up to 4 FX2n 2AD units can connect to the FXon series PLC up to 5 for FX1N up to 8 for FX2N or up to 4 for the FX2Nc series PLC all with powered extension units However the following limitation exists when the undermentioned special function blocks are connected FX2N Main unit and powered extension units of 32 points I O or less Consumption current available for undermentioned special function blocks lt 190mA FX2N Main unit and powered extension units of
28. you can not read a stable digital value M8002 s 0 DMOV KO D114 H M133 DMOV KO D116 H DMOV KO D118 H gt a a Initialization of data MOV KO D101 H MOV KO D103 HJ M8000 39l DINC D118 Hb b Count of sampling frequency DADD D114 D100 D114 Hce c Total of input data of CH1 DADD D116 D102 D116 Hd d Total of input data of CH2 M133 DCMP_D118 K20 1 M132 He e Comparison of sampling frequencies wih K20 i f 84 I DDIV D114 D118 D110 Hf a a enhequency f The average value of CH1 is calculated DDIV D116 D118 D112 Hg and the result is stored in D111 D110 g The average value of CH2 is calculated and the result is stored in D113 D112 A D input data of CH1 D100 A D input data of CH2 D102 Sampling frequency D118 Agreement flag of sampling frequency and average frequency M133 Average value of CH1 D111 D110 Average value of CH2 D113 D112 1 The above program example has an average sampling frequency of 20 Make the average frequency within the range of 2 to 262143 9 Notes in drive 1 Confirm whether the input wiring of FX2N 2AD and the connection of the extension cable is correctly done 2 Confirm whether the 4 Connection with programmable controller condition is satisfied 3 When shipped from the factory the input characteristic is adjusted to O to 10V DC If a different input characteristic is desired please adjust as required When the input charac
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