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A1S66ADA,Analog Input/Output Module,User,s Manual

1. 4 PROCEDURES AND SETTINGS BEFORE OPERATION The procedures before operation handling precautions name and setting for each area wiring etc will be explained below 4 1 Procedures before Operation The procedures before the operation of the module are shown in Fig 4 1 below Module installation Install the A1S66ADA in the appropriate slot Wiring Refer to Section 4 5 Perform wiring for A1S66ADA and external devices Offset Gain Settings Refer to Section 4 6 Set the offset values and gain values for the channels to be used Programming Debugging Refer to Chapter 5 Create and check programs for reading and writing to the A1SA66ADA from the PC CPU Fig 4 1 Procedures before operation 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 4 2 Handling Precautions 1 Do not drop or put a great impact on the module case and the terminal block because they are made of resin 2 Do not take the printed circuit board of the module out of the case It may result in a failure 3 Be careful not to let foreign matter such as filings or wire chips get inside the module while wiring Remove all foreign matters if any get inside 4 Tighten the module installation screws and terminal screws within the range as follows Tightening Torque Range 4 Module fixing screws M4 screw 78 to 118 Terminal block terminal screws M3 5 screw 59 to 88 N cm Terminal block insta
2. MELSEC A 3 5 2 I O signal functions I O signal functions of the A1S66ADA are explained below 1 3 X00 to XOB X10 to X1B X20 to X2B X30 to X3B Digital output value The A D converted digital values in CH3 to CH6 are stored in Xn0 to XnB as binary data as shown below XnB XnA Xn9 Xn8 Xn7 Xn6 Xn5 Xn4 Xn3 Xn2 Xni XnO bi mo wo or os os v os e ot vo MN ERE Digital output value 0 to 4095 Example When the digital output value in CH3 is 2000 H07D0 XnB XnA Xn9 Xn8 7 Xn6 Xn5 Xn4 Xn3 Xn2 Xni ee Ves pM AE gt 7 D 0 YOO to YOB Y10 Y1B Digital value setting The digital values to be D A converted in CH1 and CH2 are set in YnO to YnB as binary data as shown below YnB YnA Yn9 Yn8 Yn7 Yn6 Yn5 Yn4 Yn3 Yn2 Yni YnO b11 b10 b9 b8 b7 b6 b5 b4 b2 b1 b0 Ne A Digital value setting 0 to 4000 Example When the digital value in CH2 is set to 2500 H09C4 YnB YnA Yn9 Yn8 Yn7 Yn6 Yn5 Yn4 Yn3 Yn2 Yni isi pq noe spo e oae eee 9 C 4 Y0F Y1F CH1 CH2 D A conversion value output enable flag Outputting the D A converted analog value to outside the module may be enabled or disabled ON Output enabled The D A converted analog value is output externally OFF Output disabled The analog value 0 V 0 mA is output 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A
3. i Specification em A1S66ADA A1S63ADA Simple loop control Not available Available Analog value read write I O signal method Buffer memory method method Overall accuracy Within 1 accuracy relative to the maximum value Between I O terminal and PLC power supply Photocoupler insulation Insulation method K Between channels No insulation Number of I O occupied 64 points 32 points points Connected terminal ane 20 points terminal block M3 5 x 7 screw Applicable wire size 0 75 to 1 25 mm Applicable solderless R1 25 3 1 25 YS3 2 3 5 2 YS3A 1 25 3 5 1 25 YS3A 2 3 5 2 YS3A terminal V1 25 M3 V1 25 YS3A V2 S3 V2 YS3A V1 25 M3 V1 25 YS3A V2 S3 V2 YS3A 5 V DC internal current 0 21A 0 8A EU Voltage 216t264VDC 6 to 26 4 V DC Current consump 0 16 A tion Weight 0 33 kg 0 30 o QO30g App 2 App 2 APPENDIX MELSEC A Appendix 2 External Dimensions A1S66ADA E D A A D 130 5 12 H 1 H 2L Cr H 3 L 1 N Cr H 4b H 5 L 1 Cr H 6 INPUT 24VDC D A A D 0 10 V A1S66ADA Unit mm in App 3 App 3 APPENDIX MELSEC A Appendix 3 Precautions For Reading A Digital Output Value For Hardware Version C or Earlier If a digital output value is read from the PLC CPU during A D conversion processin
4. read command MOV MOV MOV MOV For modules of hardware version C 4000 conversion gain setting K4 X0050 Digital value setting D20 Digital setting storage K3 X0000 CH 3 digital output K3 X0010 CH 4 digital output K3 X0020 CH 5 digital output K3 X0030 CH 6 digital output DO D A conversion offset setting K3 Y0000 CH 1 digital value setting YOOOF CH 1 D A output enable D1 D A conversion gain setting K3 Y0000 CH 1 digital value setting D20 Digital setting storage K3 Y0000 CH 1 digital value setting D10 CH 3 analog input value D11 CH 4 analog input value D12 CH 5 analog input value D13 CH 6 analog input value H H H H MELSEC A D A conversion offset value 0 is input to YOO to YOB CH 1 D A conversion output enable flag is turned ON D A conversion gain value 4000 is input to YOO to YOB Input X50 to X5F from BCD digital switch is converted to bynary and then stored in DO DO value is input to YOO to YOB CH 3 digital output value is read to D10 CH 4 digital output value is read to D11 CH 5 digital output value is read to D12 CH 6 digital output value is read to D13 or earlier excessively large or small data may be temporarily read out when a module reads a digital output value from the PLC CPU To prevent this refer to Appe
5. Absolute maximum output Output short protection Voltage 12 V Current 28 mA Present Analog output points 2 channels Offset gain adjustment Adjust the two channels simultaneously with the control knob on the front side of the module The adjustment should be done on line D A conversion Analog input Voltage 10 to 0 to 10 V DC Inpu resistance 1 MO Current 0 to 20 mA DC Input resistance 250 Digital output characteristics 3 Analog input voltage 0 to 4095 12 bit binary value Analog input current 0to 10 V range ov 2 5 V 5V 7 5V 10 V 0 to 5 V range ov 1 25 V 2 5V 3 75 V 5V 1 to 5 V range 1V 2V 3V 4V 5V 10 to10 V range 10 V 5V 0v 5V 10V 0 to 20 mA range 0 mA 5 10 15 20 4 to 20 mA range 4mA 8mA 12 mA 16 mA 20 mA Digital output Maximum resolution 2 5 mV 1 25 mV 1 0 mV 5 0 mV 5 pA 4 uA Conversion speed 4 Absolute maximum input 400 us 4 channels or less Sampling 80 us 1 channel Voltage 15 V Current 30 mA Analog input points Offset gain adjustment 4 channels Adjust the four channels simultaneously with the control knob on the front side of the module Check the digital output value on line while making the adjustments 3 SPECIFICATION MELSEC A Table 3 2 Performance specification of the A1S66ADA continued
6. and make sure the wiring is done correctly Connecting a power supply that differs from the rated voltage or wiring it incorrectly may cause fires or failure e Tighten the terminal screws within the range of specified torque If the terminal screws are loose it may result in short circuits or malfunctions Tightening the screws too far may cause damage to the screw resulting in short circuits or malfunctions e Be sure there are no foreign substances such as sawdust or wiring debris inside the module Such debris could cause fires failure malfunctions STARTING AND MAINTENANCE PRECAUTIONS N CAUTION e Do not touch the connector while the power is on Doing so could cause malfunctions e Be sure to shut off all phases of the external power supply used by the system before cleaning or retightening the terminal screws If you do not switch off the external power supply it will cause failure or malfunctions of the module e Do not disassemble or modify the modules Doing so could cause failure malfunctions injury or fires e Be sure to shut off all phases of the external power supply used by the system before mounting or dismounting the module If you do not switch off the external power supply it will cause failure or malfunctions of the module e Before handling the module always touch grounded metal etc to discharge static electricity from the human body Failure to do so can cause the module to fail or malfunction
7. DPERATING PRECAUTIONS lt gt DANGER e Do not output turn ON the usage disable signal as an output signal to special modules from the PLC CPU Outputting the usage disable signal may cause PLC system malfunctions DISPOSAL PRECAUTIONS N CAUTION e When disposing of this product treat it as industrial waste REVISIONS The manual number is given on the bottom left of the back cover Print Date_ Manual Number Jan 1998 IB NA 66819 A First printing Feb 1998 IB NA 66819 B Correction Section 4 4 Apr 2001 IB NA 66819 C Addition WARRANTY Correction SAFETY PRECAUTIONS Chapter2 Section3 1 3 2 3 3 3 3 4 3 4 2 4 5 2 5 3 Mar 2003 IB NA 66819 D Correction SAFETY PRECAUTIONS Section3 1 3 2 5 3 Appendix1 July 2003 IB NA 66819 E Correction Section5 3 Addition Appendix3 Oct 2004 IB NA 66819 F Correction SAFETY PRECAUTIONS Section 4 5 2 B June 2005 IB NA 66819 G Addition Conformation to the EMC Directive and Low Voltage Instruction Correction SAFETY PRECAUTIONS Chapter 5 This manual confers no industrial property rights or any rights of any other kind nor does it confer any patent Japanese Manual Version SH 3642 H licenses Mitsubishi Electric Corporation cannot be held responsible for any problems involving industrial property rights which may occur as a result of using
8. Performance specifications D A conversion Voltage output current output accuracy against the Overall maximum value Within 1 100 mV Within 1 200 uA accuracy A D conversion accuracy against the Within 1 40 scale I Between I O terminals and PLC power supply Photocoupler isolation Insulation method Between each No isolation Number of occupying I O points 64 points Input 64 points output 64 points 5 Connecting terminal base 20 point terminal base M3 5 x 7 screws Applicable wire size 0 75 to 1 25 mm R1 25 3 1 25 YS3 2 3 5 2 YS3A Applicable solderless terminal V125 M3 V1 25 YS3A V2 S3 V2 YS3A 5 V DC internal current consumption 0 21A Voltage 21 6 to 26 4 V DC External power Current supply 0 16 consumption Weight 0 33 kg 1 The analog output range is set commonly for CH1 to CH2 K2 The conversion speed refers to the speed between the times when a digital value is written to the A1S66ADA and when an analog output which corresponds to the aforementioned value begins to be outputted K3 The analog input range is set commonly for CH3 to CH6 K4 The conversion speed refers to the speed while a change in an analog input is converted to a digital output Excluding the sequence scan X5 Inputs and outputs are assigned to the same number Therefore the I O occupied points are 64 When utilizing the peripheral device to assi
9. by the BCD digital switch into an analog value voltage current and reads the digital values that have undergone A D conversion at channels 3 through 6 When applying any of the program examples introduced in this chapter to the actual system verify the applicability and confirm that no problems will occur in the system control Conditions of program example 1 System configuration gt Power supply module X YOO X40 Y60 to to tO number X5F 2 Initial setting description 1 D A conversion value output enable 1 channel 3 Device to be used by user 1 Offset value setting command signal X40 2 Gain value setting command signal sss X41 3 Digital setting value input command signal X42 4 Digital output value read command signal X43 5 Digital value setting BCD 4 digits 88 X50 to X5F 6 D A conversion offset value storage data register DO 7 D A conversion gain value storage data register D1 8 Digital output value read detection data register D10 to D13 9 Digital setting value storage data register D20 5 PROGRAMMING Offset gain setting MOV Offset setting command X0041 Gain setting command X0042 P MOV 0 DO D A conversion offset setting SET P K MOV Digital value setting read BIN 1 Digital setting command MOV ae Digital
10. maximum analog output value Even if the output characteristic is altered by changing the offset gain settings the overall accuracy does not change but is maintained within the performance range as outlined in the specifications The overall accuracy of voltage and current output characteristics are shown in Fig 3 3 and 3 4 The overall accuracy of the voltage output is the accuracy against 10V 10V Fluctuation will be within 10 V 1 100 mV width due to the operating environment ambient temperature noise Analog output value 2000 Digital input value Fig 3 3 Overall accuracy of voltage output characteristics The overall accuracy of the current output is the accuracy against 20 mA 20mA Fluctuation will be within 20 mA 1 200 uA width due to the operating environment ambient temperature noise 2 gt gt 2 G gt c lt Digital input value Fig 3 4 Overall accuracy of current output characteristic 3 SPECIFICATION MELSEC A 3 4 A D Conversion I O Characteristic The I O characteristic of A D conversion will be explained below 1 2 Offset value Offset value I O conversion characteristic The I O conversion characteristic refers to the angle produced when the offset value and gain value created when the analog values voltage or current from outside the PLC are converted to digital values are connecte
11. reasons unpredictable by scientific technology standards at time of shipment from Mitsubishi 7 Any other failure found not to be the responsibility of Mitsubishi or that admitted not to be so by the user 2 Onerous repair term after discontinuation of production 1 Mitsubishi shall accept onerous product repairs for seven 7 years after production of the product is discontinued Discontinuation of production shall be notified with Mitsubishi Technical Bulletins etc 2 Product supply including repair parts is not available after production is discontinued 3 Overseas service Overseas repairs shall be accepted by Mitsubishi s local overseas FA Center Note that the repair conditions at each FA Center may differ 4 Exclusion of loss in opportunity and secondary loss from warranty liability Regardless of the gratis warranty term Mitsubishi shall not be liable for compensation of damages caused by any cause found not to be the responsibility of Mitsubishi loss in opportunity lost profits incurred to the user by Failures of Mitsubishi products special damages and secondary damages whether foreseeable or not compensation for accidents and compensation for damages to products other than Mitsubishi products replacement by the user maintenance of on site equipment start up test run and other tasks 5 Changes in product specifications The specifications given in the catalogs manuals or technical documents are subject to change wit
12. set to 0 to 10 V or 0 to 20 mA the jumper should be set as follows D A 0 10V D UW umper 0 10V oo oo oo 0 5V eo oo oo 0 5V E Jumper 1 5V oojoo oo 10 10v o ofo ojo o When setting to 0 to 10 V 1 5V 10 10v o ofo ojo o When setting to 0 to 20 mA Analog input voltage current switching setting pin CH3 e CH4 o o o CH5 o o o o o o LI V aE Set the analog input voltage input or current input for each channel CH3 to CH6 Set it with the jumper Setting at shipment V For voltage input setting V For current input setting Analog input range switching setting pin o ofo o oo oo o 5v oo oo 1 5v AD oojoo 10 10V 0 10V Set the analog input range CH3 to CH6 common When setting the current input range set as follows When switching to 0 to 20 mA Set a jumper at a position between 0 V and 5 V When switching to 4 to 20 mA Set a jumper at a position between 1 V and 5 V Setting at shipment 0 to 10 V range Set it with the jumper Example When the analog input range is set to 10 to 10 V or 4 to 20 mA the jumper should be set as follows o o o 0 0o 10V o sv o sv 1 5v Jumper 9 aa 45V AD 10 10V ND 0 10 When setting to 4 to 20 Jumper When setting to 10 to 10 V Terminal block Numbers in a diagram indicates terminal n
13. value When a current exceeding the range of 30mA to 30mA is input the elements may be damaged due to heating The overall accuracy is the accuracy outlined in the performance specifications when the input current is in the range of 0 to 20mA If the input current is outside the range of 0 to 20mA the accuracy may not be as indicated in the performance specifications When a value which causes the digital output value to exceed the maximum 4000 or minimum 0 digital value is input the digital output value will be fixed at the maximum 4000 or minimum 0 digital value 3 SPECIFICATION MELSEC A 3 4 3 Overall accuracy The overall accuracy refers to the accuracy relative to the maximum digital output value Even if the I O characteristic is altered by changing the offset gain settings the overall accuracy does not change but is maintained within the performance range as outlined in the specification The overall accuracy of voltage and current input characteristics are shown in Fig 3 7 and 3 8 Offset value 0 V gain value 10 V resolution 1 4000 gt a 5 3 o K gt 2 0 Analog input voltage V Fig 3 7 Overall accuracy of voltage input characteristic Offset value 0 mA gain value 20 mA resolution 1 4000 1 40 2 gt Ren 5 E 2 e a 10 Analog input current mA Fig 3 8 Overall accuracy of c
14. 2 a For voltage output Motor drive module etc D A conversion circuit b For current output Motor drive module etc D A conversion circuit 1 Use a two core twisted shield line for the power cable 2 When noise or ripple occurs with the external cable connect a condenser with 0 1 to 0 47 u FWV to the input terminal of the external device IMPORTANT The voltage and current output can not be used simultaneously on the same channel In the event it is used the internal elements are destroyed therefore always open unused terminals 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 2 CH3 to CH6 a For voltage input Signal source b For current input Signal source 0 tox 10 301 Power supply module 1 Use a two core twisted shield line for the power cable 2 Indicates the A1S66ADA input resistance 3 When noise or ripple occurs with the external cable connect a condenser with about 0 1 to 0 47 u F Part with voltage resistance of 25V or more between the terminal V I and V I 4 The FG terminal of the power supply module should always be grounded 5 Make sure to connect between the FG of the power supply module and the FG of A1S66ADA 6 Due to noise in the environment AG terminal may attain better accuracy when grounded POINT The FG terminal of A1S66ADA and the FG terminal of the power s
15. A 3599 2 SYSTEM CONFIGURATION MELSEC A MEMO 3 SPECIFICATION MELSEC A 3 SPECIFICATION This section explains the A1S66ADA the general specifications performance specifications and I O signals 3 1 General Specification This section explains the A1SJ71PB92D general specifications Table 3 1 General specification Specifications Operating ambient 0 to 55 C temperature Storage ambient 20 to 75 temperature Operating ambient 1 10 to 90 RH No condensation humidity Storage ambient 10 to 90 96 RH No condensation Frequency Acceleration Amplitude Sweep Count humidity i 0 075 When there is 10 to 57 Hz mm intermittent 0 003 in 40 times Conforming Vibration to JIS 2 vibration 57 to 150 Hz 9 8 m s each in X Y resistance 3502 IEC _ continuous 0 001 in _ 80 minutes vibration s7to150Hz 49ms Operating No corrosive gas present environment Operating height 2000 m 6562 ft or less Installation area On the control board Over voltage category 1 ll or less Pollution rate 2 2 or less 1 Indicates the distribution area where the device is assumed to be connected from the public power distribution network to the local machine device Category II is applied to the devices to which the power is supplied from a fixed equipment The surge resistance voltage of a rated 300 V device is 2500 V 2 This is an index which
16. MITSUBISHI Analog Input Output Module Type A1S66ADA User s Manual Mell Stell Mitsubishi Programmable Logic Controller e SAFETY PRECAUTIONS e Always read these instructions before using this equipment Before using this product please read this manual and the relevant manuals introduced in this manual carefully and pay full attention to safety to handle the product correctly The instructions given in this manual are concerned with this product For the safety instructions of the programmable controller system please read the CPU module user s manual In this manual the safety instructions are ranked as DANGER and CAUTION N l Indicates that incorrect handling may cause hazardous conditions DANGER resulting in death or severe injury 1 1 Indicates that incorrect handling may cause hazardous conditions N CAUTION resulting in medium or slight personal injury or physical damage 7 Note that the NCAUTION level may lead to a serious consequence according to the circumstances Always follow the instructions of both levels because they are important to personal safety Please save this manual to make it accessible when required and always forward it to the end user DESIGN PRECAUTIONS 4 DANGER e In case of the external power supply failure or the programmable controller PLC failure set up a safety circuit outside th
17. U in the RUN state 2 When it does not output analog values Check Item Corrective Action Are the D A conversion value output enable flags Monitor from the peripheral device to see whether all YnF Y n 1 F for CH1 and CH2 turned ON the conditions to be ON are satisfied Are the I O signals correctly specified in the MOV Check the sequence program instruction Position the RUN key switch of the PLC CPU at RUN Is the RUN LED of the PLC CPU flashing or turned Check the contents by referring to the User s Manual off of the PLC CPU Eliminate the faulty area by visual inspection Is there any loose wires or wire breakage Li 7 continuity checking Is the 24VDC power supply turned on Check the power supply external power supply Is the PLC CPU in the RUN state 6 TROUBLESHOOTING MELSEC A MEMO APPENDIX MELSEC A APPENDIX Appendix1 Comparison with the Conventional Analog I O Module A1S63ADA Comparison of specifications for A1S66ADA with those for the conventional analog I O module A1S63ADA is shown below It Specification em A1S66ADA A1S63ADA Oto 10V 4000 to 4000 10 to 10V I O characteristics 0 to 4000 12 bit binary 4 to 20 mA Voltage 1 0 mV when analog output range is set Voltage 0 83 mV when resolution is set to to 1Vto5V 1 12000 Current 4 uA when analog output range is set to Current 1 7 uA when resolution is set to 4 mA to 20 mA 1 12000 Resoluti
18. adjustment of J the gain value Adjust the analog output of the CH1 that corresponds to the gain value using D A conversion gain control knob If the analog output range is set to 10 V to 10 V and if a fine adjustment of the offset value is performed by setting the offset value to 0 and the analog output to 10 V the analog output may shift slightly In such cases the offset value can be set correctly in one attempt if fine adjustment of the offset value is performed by setting the offset value to 2000 and the analog output to 0 V 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 2 Fine adjustment procedure for the A D conversion offset gain values Select the analog input voltage current input with the analog input voltage current switching setting pin Y Set the input range by using the analog input range switching setting pin Monitor the binary value by the input signals X00 to X0B as 1 word data N Input to CH3 the voltage current Fine adjustment of that corresponds to the offset value the offset value Adjust the CH3 digital output value X00 to using A D conversion offset control knob so that the value is the same as the offset value Input the voltage current that corresponds to the gain to CH3 Fine adjustment of J the gain value Adjust the CH3 digital output value X00 to using A D conversion gain control k
19. can and mode shifts to comparison control Digital output value comparison data of Channel 3 is read to D1 Difference between comparison source data and comparison data is stored into D2 If comparison result is normal read data are stored into D10 and DO If comparison result is abnormal mode shifts to comparison source data read control Checking the hardware version 66 D A A D IRUN OFFSET ain Hardware version Module front App 5 App 5 WARRANTY Please confirm the following product warranty details before using this product 1 Gratis Warranty Term and Gratis Warranty Range If any faults or defects hereinafter Failure found to be the responsibility of Mitsubishi occurs during use of the product within the gratis warranty term the product shall be repaired at no cost via the sales representative or Mitsubishi Service Company However if repairs are required onsite at domestic or overseas location expenses to send an engineer will be solely at the customer s discretion Mitsubishi shall not be held responsible for any re commissioning maintenance or testing on site that involves replacement of the failed module Gratis Warranty Term The gratis warranty term of the product shall be for one year after the date of purchase or delivery to a designated place Note that after manufacture and shipment from Mitsubishi the maximum di
20. d with a straight line The I O conversion characteristic refers to the angle produced by a straight line that connects the offset value and gain value created when the digital values set by the PLC CPU are converted to analog values voltage or current Offset value and gain value Offset value and gain value are defined as follows a Offset value The analog value voltage or current that makes the digital output value 0 b Gain value The analog value voltage or current that makes the digital output value 4000 I O conversion characteristic Examples of A1S66ADA s I O conversion characteristic are shown below When the offset value is 10 V and gain value is 10 V 3 3000 Gain value 2 2000 2 o S 1000 a 0 Analog input voltage V Voltage input characteristic When the offset value is 0 mA and gain value is 20 mA 3000 Gain value 2 2000 E amp 1000 10 Analog input current mA Current input characteristic 3 8 3 SPECIFICATION MELSEC A 3 4 1 Voltage input characteristic An example of voltage input characteristic graph when the offset gain settings are changed is shown in Fig 3 5 The voltage input characteristic when the offset value and gain value are set as shown in the table below is shown in the figure gt ne 5 Q 8 o c eo a Analog input voltage V Fig 3 5 Voltage input charact
21. e u 5 3 6 TROUBLESHOOTING 6 1to6 2 APPENDIX App 1 to App 5 Appendix 1 Comparison with the Conventional Analog I O Module 1563 App 1 Appendix 2 External Dimensions n n nsn App 3 Appendix Precautions For Reading A Digital Output Value For Hardware Version C or Earlier App 4 Conformance to the EMC Directive Low Voltage Directive When incorporating the Mitsubishi PLC into other machinery or equipment and keeping compliance with the EMC and low voltage directives refer to Chapter 3 EMC Directives and Low Voltage Directives of the User s Manual Hardware included with the CPU module or base unit used The CE logo is printed on the rating plate on the main body of the PLC that conforms to the EMC directive and low voltage instruction By making this product conform to the EMC directive and low voltage instruction it is not necessary to make those steps individually 1 OVERVIEW MELSEC A 1 OVERVIEW This user s manual describes the handling specifications and programing method of the A1S66ADA type Analog I O Module hereafter referred to as A1S66ADA which is utilized in combination with the MELSEC A series CPU module hereafter referred to as PLC CPU The A1S66ADA is a special module with a four channel analog input and two channel analog output Hereinafter D A conversion shall mean digital to analog conversion and A D conv
22. e PLC so that the entire system can operate safely The mis output and malfunction may cause an accident N CAUTION e Use the PLC in an environment that meets the general specifications contained in this manual Using this PLC in an environment outside the range of the general specifications could result in electric shock fires malfunctions and damage to or deterioration of the product e Do not bunch the control wires with the main circuit or power wires or install them close to each other They should be installed 100 mm 3 94 inch or more from each other Failure to do so may result in noise that would cause malfunctions e At power ON OFF voltage or current may instantaneously be output from the output terminal of this module In such case wait until the analog output becomes stable to start controlling the external device INSTALLATION PRECAUTIONS N CAUTION e Insert the tabs at the bottom of the module into the mounting holes in the base unit If the module is not properly installed it may result in malfunctions failure or fallout e Do not directory touch the module s conductive parts Doing so could cause malfunctions or failure in the module WIRING PRECAUTIONS N CAUTION e Ground the AG and FG terminals to the protected grounding conductor when there are a lot of noise Failure to ground these terminals may cause malfunctions e When wiring PLC check the rated voltage and terminal layout of the wiring
23. e users discretion Analog Input Output Module Type A1S66ADA User s Manual MODEL A1S66ADA U E 137141 IB NA 66819 G 0509 MEE zt MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN NAGOYA WORKS 1 14 YADA MINAMI 5 CHOME HIGASHI KU NAGOYA JAPAN When exported from Japan this manual does not require application to the Ministry of Economy Trade and Industry for service transaction permission Specifications subject to change without notice
24. eristic graph Example On the characteristic graphs 1 to 4 the digital output voltage will be as follows when the analog input value is set to 1 V and 3 V Analog input value Digital output value When a voltage that exceeds the range of 15 V to 15 V is input the elements may be damaged The overall accuracy is the accuracy outlined in the performance specifications when the input voltage is in the range of 10 to 10 V If the input voltage is outside the range of 10 to 10 V the accuracy may not be as indicated in the performance specifications When a value which causes the digital output value to exceed the maximum 4095 or minimum 0 digital value is input the digital output value will be fixed at the maximum 4095 or minimum 0 digital value 3 SPECIFICATION MELSEC A 3 4 2 Current input characteristic An example of current input characteristic graph when the offset gain settings are changed is shown in Fig 3 6 The current input characteristic when the offset value and gain value are set as shown in the table below is shown in the figure at left 2 4mA 20 mA gt 2 2 amp 2000 o 2 a Analog input current m A Fig 3 6 Current input characteristic graph Example On the characteristic graphs 1 to 2 the digital output current will be as follows when the analog input value is set to 5 mA and 12 mA No Analog input value Digital output
25. ersion shall mean analog to digital conversion 1 D A conversion Digital values are converted to analog values such as voltage and current and output externally V 2 200 100 400 300 500 200 2 A D Conversion Analog values such as voltage and current are converted to digital values so they can be imported into the PLC CPU gt t The voltage current and digital values that the A1S66ADA may input or output are ranged as follows Voltage I O range 0 to 10 V 1 to 5 V 10 to 10 V 0 to 20 mA switched by range Current I O range 0 to 20 mA 4 to 20 mA switched by range Digital output value 0 to 4095 12 bit binary value Digital input value O to 4000 12 bit binary value 1 OVERVIEW MELSEC A 1 1 Features 1 High speed D A conversion and A D conversion are possible The A1S66ADA can perform conversion at high speeds as shown below 240 us 2 CH or below for D A conversion 400 us 4 CH or below for A D conversion 2 High speed sequence scan is possible Because the reading and writing of digital and analog values is performed using I O signals X Y instead of the buffer memory which conventionally has been used the A1S66DA can reduce the sequence scan time Buffer memory method The digital value TO HO DO K5 K1 to undergo D A conversion is written The digital value that FROM fies been A D convers
26. g of the A1S66ADA For Hardware Version C or Earlier data may be read to the lower order byte XnO to Xn7 and higher order byte Xn8 to XnB at different timings In this case old A D conversion data are stored into the lower order byte and new A D conversion data into the higher order byte as the read data from the PLC CPU resulting in data mismatch When a carry or borrow occurs a difference of 256 occurs in the digital output value Example 1 When a digital output value is read from the PLC CPU during A D conversion processing during carry occurrence of the 1566 A D conversion processing Read processing from PLC CPU Digital output value Lower order byte XnO to Xn7 read FFH 255 00FFH Read data 511 01FFH Higher order byte Xn8 to XnB read 01H 256 0100 Example 2 When a digital output value is read from the PLC CPU during A D conversion processing during borrow occurrence of the 1566 Ao conversion processing Read processing from PLC CPU Digital output value Lower order byte Xn0 to Xn7 read 00H 256 0100H Read data 0 0000 Higher order byte Xn8 to XnB read 00H 255 00 The read digital output value is compared every scan with the digital output value read at the previous scan to update only normal data An example of a program to read a digital output value converted from analog on Channel 3 is shown below Since data inco
27. gainst the PEC CPU V E etti o E ER e REL EE PERDERE rela 3 12 3 5 1 List tUO signals u 1n indien ri dete cra a i te da eda a e e 3 12 3 5 2 I O signal FUNCTIONS u L u a Say a a qaya a a A AR a SA Ap aa aa 3 13 4 1 Procedures before Operation 4 1 4 2 Handling Precautions 4 2 4 3 Installation and Removal of the Shield Cover a 4 3 4 4 Part Identification and Settings nennen nennt rennen enne 4 4 4 5 Wiring 4 7 4 541 Precautions When WINING 2 2 3 28 d o Det E e P ei bae e d Le d ER dn 4 7 4 5 2 Wiring between the A1S66ADA and the external devices u 4 8 4 6 Fine Adjustment of the Offset Gain Values L 4 10 4 6 1 Fine adjustment methods of the offset gain values 4 10 4 7 Maintenance and Inspection U 4 12 5 PROGRAMMING 5 1to5 4 5 1 Program Creation Procedures U amana nana agan qaqaqa qasuy 5 1 5 1 1 Outputting digital values as voltage current D A 5 1 5 1 2 Receiving voltage current as digital values A D 5 1 5 2 Basic Read and Write Programs iana a o e e RE REN R R n a 5 2 5 3 Program Exampl
28. gn the I O numbers set it as a 64 point output module 3 SPECIFICATION MELSEC A 3 3 D A Conversion I O Characteristics The I O characteristic of D A conversion will be explained below 1 2 I O conversion characteristic The I O conversion characteristic refers to the angle produced by a straight line connecting the offset value and gain value created when the digital values set by the PLC CPU are converted to analog values voltage or current Offset value and gain value Offset value and gain value are defined as follows a Offset value The current value or voltage value that is output from the A1S66ADA when the digital value set by the PLC CPU is 0 b Gain value The current value or voltage value that is output from the A1S66ADA when the digital value set by the PLC CPU is 4000 I O conversion characteristic Examples of A1S66ADA s I O conversion characteristic are shown below When the offset value is 10V and gain value is 10V Gain value D o gt a E 2 o o O lt Offset value Digital input value Voltage output characteristic When the offset value is 0 mA and gain value is 20 mA Gain value Analog output current Offset value Digital input value Current output characteristic 3 SPECIFICATION MELSEC A 3 3 1 Voltage output characteristic An example of voltage output characteristic graph when the off
29. hout prior notice 6 Product application 1 In using the Mitsubishi MELSEC programmable logic controller the usage conditions shall be that the application will not lead to a major accident even if any problem or fault should occur in the programmable logic controller device and that backup and fail safe functions are systematically provided outside of the device for any problem or fault 2 The Mitsubishi programmable logic controller has been designed and manufactured for applications in general industries etc Thus applications in which the public could be affected such as in nuclear power plants and other power plants operated by respective power companies and applications in which a special quality assurance system is required such as for Railway companies or Public service purposes shall be excluded from the programmable logic controller applications In addition applications in which human life or property that could be greatly affected such as in aircraft medical applications incineration and fuel devices manned transportation equipment for recreation and amusement and safety devices shall also be excluded from the programmable logic controller range of applications However in certain cases some applications may be possible providing the user consults their local Mitsubishi representative outlining the special requirements of the project and providing that all parties concerned agree to the special circumstances solely at th
30. icient to cover all the modules When loading to an A1S66ADA extension base module without a power supply module select a proper power supply module basic base module extension base module and extension cable by taking the following points into consideration 1 Current capacity of the power supply module on the basic base module 2 Voltage drops of the basic base module 3 Voltage drops of the extension base module 4 Voltage drops in the extension cable 4 Data link system In a data link system the module may be loaded to the master station local station or remote I O station Refer to the MELSECNET or MELSECNET B Data Link System Reference Manual for program examples for remote I O stations Refer to the respective manual listed below for calculation methods for the range of I O points and voltage drops This shows the system configuration when using the graphics software to create monitor screens 1 SJCPU S3 User s Manual Mig Wacigua uuu eaque epeq g s Suis wen IB NA 66446 A1S A1SC24 R2 A2SCPU S1 User s Manuale IB NA 66320 A2ASCPU S1 S30 User s Manual a Wa aswaa aaa es iwa Sea LE ERES TETTE ITE IB NA 66455 A2USHCPU S1 User s Manual eR FE IB NA 66789 ATSJH S8 A1SH A2SHCPU S1 User s Manual IB NA 66779 Q2AS H CPU S1 User s Manual dain puwaq aaa A E SH N
31. indicates the occurrence rate of the conductive object in the environment where the device is used Pollution rate Il indicates that only non conductive pollution may occur with a possibility of generating temporary conductivity due to accidental condensation 3 Do not use or store the PLC under pressure higher than the atmospheric pressure of altitude Om Doing so can cause a malfunction When using the PLC under pressure please contact your sales representative 3 1 3 1 3 SPECIFICATION 3 2 Performance Specifications D A conversion The Table 3 2 describes the performance specifications of the A1S66ADA Table 3 2 Performance specification of the A1S66ADA Voltage output MELSEC A Current output Digital input Analog output 10 to 10 0 to 4000 12 bit binary value VDC External load resistance 2 kO to 1 MQ 0to 20 mA DC External load resistance 0 Q to 600 x1 I O characteristics Maximum resolution Conversion speed 2 Digital input Analog output 0to 10 V range 0to5 range V 1to5V range 10 to 10 V range Digital input Analog output 0 to 20 mA range 4to 20 mA range 0v 2 5V 5V 7 5V 10 V 0v 5V 1 25 V 2 5V 3 75 V 1V 2V 3V 4V 5V 10V 0 5V 1000 0v 2000 5V 3000 10 V 4000 240 us 2 channels or less Sampling 80 us 1 channel 0mA 5mA 10 mA 15 mA 20 mA 4mA 8mA 12 mA 16 mA 20 mA
32. ion is read em A2USHCPU Q2ASHCPU 212 1 us 162 0 us Command FROM 183 5 us 160 0 us Total 395 6 us 322 0 us I O signal X Y format The digital value T wov D0 K3YO to undergo D A conversion is written MOV K3X0 D100 The digital value that has been undergone A D conversion is read LEE E g time A2USHCPU QaASHCPU 0 55 us 0 30 us pno conversion Command 0 55 us 0 30 3 D A conversion and A D conversion may be performed with one module An A1S66ADA module can perform D A conversion at two channels and A D conversion at four channels 1 OVERVIEW MELSEC A 1 2 Comparison with A1S63ADA The following is a comparison with the conventional analog I O module A1S63ADA 1 Number of channels A1S66ADA A1S63ADA Number of Output channels 2 Maximum conversion speed A1S66ADA A1S63ADA D A 240 us 2 channels or below 1 us CH Resolution 1 4000 Resolution 1 4000 us CH Resolution Conversion speed AD 400 us 4 channels or below 2 us CH Resolution 1 8000 conversion Resolution 1 4000 us CH Resolution 1 12000 3 D A conversion T A1S66ADA A1S63ADA e dii Voltage output Current output Voltage output Current output 4000 to 4000 0 to 4000 Resolution 1 4000 Resolution 1 4000 8000 to 8000 0 to 8000 Resolution 1 8000 Resolution 1 8000 Digital input 0 to 4000 12 bit binary value 12000 to 12000 0 to 12000 Resol
33. llation screws M4 screw 78 to 118 N cm 5 When loading the module to the base unit be sure to insert the module latch to the fixing hole and secure the module using module mounting screw When removing the module be sure to remove the module mounting screw first then remove the module latch from the fixing hole Module mounting screw Base unit Module Module Module latch Module fixing hole 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 4 3 Installation and Removal of the Shield Cover It is necessary to install the shield cover when using Procedures for installing and removing the shield cover are described below 1 Installation Module Shield fixing screw To install the shield cover to the module install the cover to the terminal side first as shown in the figure then it will be completed by pushing the cover to the module and tightening the shield fixing screw 2 Removal Hole for removal Shield fixing screw cs Shield cover To remove the shield cover from the module remove the shield fixing screw first and install the tip of a flat tip screwdriver into the removal hole as shown in the figure then move the screwdriver towards the rear of the module to separate the clip from the removal hole and remove the cover 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 4 4 Part Identification and Settings The following describes the
34. ndix 3 and incorporate a sequence program for ignoring illegal data into the original program For modules of hardware version D or later such excessively large or small data may not be read out 6 TROUBLESHOOTING MELSEC A 6 TROUBLESHOOTING The following describes the possible causes and the corrective actions for troubles occurred when using the A1S66ADA 1 When it does not read digital output values Check Item Corrective Action Measure using a tester to see whether they are being Is the voltage and current supplied properly supplied Is the conditions for executing the MOV instruction Check for the ON OFF status by monitoring from the turned on peripheral device Are the I O signals correctly specified the MOV instruction Check the sequence program Position the RUN key switch of the PLC CPU at RUN of the PLC CPU signal wires such as loose wires or wire breakage visual inspection and continuity checking Measure the digital output value by disconnecting the Check the grounding method and wiring as it may be cable for the analog input of the A1S66ADA then influenced by the noise from the external wiring if the applying the test voltage stabilized power supply or digital output values are normal at the individual batteries to the terminal of the main module A1S66ADA station Is the 24VDC power supply turned on Check the power supply external power supply Is the PLC CP
35. nob so that the value is the same as the gain value POINT Disconnect the power supply for the PLC CPU or the external power supply for A1S66ADA at all phases when setting the output range and making voltage current selection 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 4 7 Maintenance and Inspection The A1S66ADA has no particular inspection items but in order to maintain the system in the best condition perform inspection according to the categories listed in the PLC CPU Users Manual 5 PROGRAMMING MELSEC A 5 PROGRAMMING The program creation procedures basic read and write programs and program examples for A1S66ADA are explained When utilizing the program example introduced in this chapter for an actual system fully verify that there are no problems in controllability in the target system For details of instructions refer to the ACPU Programming Manual 5 1 Program Creation Procedures The procedures to create programs are described using flowcharts 5 1 1 Outputting digital values as voltage current D A conversion The following flow shows the procedure to create a program that converts the digital value input to CH1 and CH2 into analog values voltage current Start Initial setting Y Digital value setting Y00 to Y0B Y10 to Y1B Y D A conversion value output enable disable setting YOF Y1F 5 1 2 Receiving voltage current as digital values A D conve
36. nsistency does not occur in modules of hardware version D or later measures for updating only normal data are not needed For checking the hardware version refer to the next page App 4 App 4 APPENDIX Program example MELSEC A In the following program example an error of 100 or more in digital value is judged as abnormal As the value used for judgment set input variation per scan digital value for error 40 or more 1 System configuration Install the A1S66ADA on Slot 0 of the main base 2 Devices used by the user 1 Digital output value read command MO 2 Digital output value read switching M1 3 Digital output value comparison data read interlock signal M2 4 Digital output value comparison source data storage data register DO 5 Digital output value comparison data storage data register D1 6 00 01 difference storage data D2 7 Normal digital output value storage data register 010 5 00 Di D2 lt 02 JD 02 Di 010 pi DO gt 02 K100 RST M lt D2 K 100 Digital output value comparison source data of Channel 3 is read to DO Digital output value comparison data is read at next s
37. on range 2 CH in batch Switching 1 ms 1 CH when resolution is set to 1 4000 Conversion speed 240 us or below 2 CH 2 ms 1 CH when resolution is set to 1 8000 3 ms 1 CH when resolution is set to 1 12000 Adjust using the front knob Offset gain adjustment Set using the front switch Perform on line adjustment for the 2 CH in batch No of channels Analog input Digital output Analog input Digital output Oto 10V 4000 to 4000 10 to 10 V m ae to 8000 12000to 12000 to 12000 20 mA to 20 mA 4000 to 4000 0 to 20 mA Voltage 1 0 mV when analog input range is set Voltage 0 83 mV when resolution is set to to 1to 5 V 1 12000 Current 4 uA when analog input range is set to 4 Current 3 33 uA when resolution is set to to 20 mA 1 6000 Resolution range 3 CH in batch resolution rae 4 CH in batch it switching Individual channels current voltage D A Maximum resolution conversion 0 to 4000 12 bit binary I O characteristics AID Maximum resolution conversion 1 ms 1 CH when resolution is set to 1 4000 Conversion speed 400 us or below 4 CH 2 ms 1 CH when resolution is set to 1 8000 3 ms 1 CH when resolution is set to 1 12000 Adjust using the front knob of the module Set each channel individually using the module Offset gain adjustment Perform on line adjustment for the 4 CH in batch front switch No of channels App 1 App 1 App APPENDIX MELSEC A
38. part names and settings of the A1S66ADA 11 A1S66ADA D A A D D A o o oo 0 10V o o oo oo oo oo osv oo oo 1 5V an testes 10 10V a e ele elelele olelel ol A1S66ADA 4 PROCEDURES AND SETTINGS BEFORE OPERATION RUN LED Run MELSEC A Description Indicates the operating conditions of the A1S66ADA On Power is ON Off Power is OFF D A conversion offset control knob D A OFFSET Used when making a fine adjustment of the D A conversion offset The offset value is increased by turning the control knob to the right The offset value is decreased by turning the control knob to the left D A conversion gain control knob D A GAIN Used when making a fine adjustment of the D A conversion gain The gain value is increased by turning the control knob to the right The gain value is decreased by turning the control knob to the left A D conversion offset control knob Used when making a fine adjustment of the A D conversion offset The offset value is increased by turning the control knob to the right The offset value is decreased by turning the control knob to the left A D conversion gain control knob A D GAIN Used when making a fine adjus
39. rsion The following flow shows the procedure to create a program that converts the analog values voltage current input to CH3 to CH6 into digital values Digital output value read X00 to XOB X10 to X1B X20 to X2B X30 to X3B 5 PROGRAMMING MELSEC A 5 2 Basic Read and Write Programs 1 Write to A1S66ADA 1 MOV MOVP instruction MOV P instruction execution condition mov P s D Symbol Usable device Number of the head device s n T C D W R containing write data or a constant Head number of the I O signals XY where data is to be stored i When assigning the A1S66ADA to I O X40 to X7F and Y40 to Y7F then writing the binary data stored in D10 to I O signals Y40 to Y4B MOV instruction execution condition MOV D10 K3Y40 2 Read from A18S66ADA 68 MOV MOVP instruction Form MOV P instruction execution condition MOV P S D Symbol Usable device S Head number of the I O signals XY where data is stored t Head number of the device where the data read is to be stored When assigning the A1S66ADA to I O X20 to X5F and Y20 to Y5F then reading the CH 3 digital output value which is stored in I O signals X20 to X2B as binary data to D20 MOV instruction execution condition l MOV K3X20 D20 5 PROGRAMMING MELSEC A 5 3 Program Example This program example converts the value set
40. set and gain settings are changed is shown in Fig 3 1 The I O conversion characteristic when the off set value and gain value are set as shown in the table below is shown in the figure at left o i gt 5 2 2 8 2 o D a c lt Digital input value Fig 3 1 Voltage output characteristic graph Example On the characteristic graphs 1 to 4 the analog output voltage will be as follows when the digital input value is set to 500 and 2000 Digital input value Analog output value 2000 0 625 V 80 ov 2 2000 9 2000 4 2000 3 SPECIFICATION MELSEC A 3 3 2 Current output characteristic An example of current output characteristic graph when the offset and gain settings are changed is shown in Fig 3 2 10 The I O conversion characteristic when the off set value and gain value are set as shown in the table below is shown in the figure at left zs E o o NE 3 8 me lt Digital input value Fig 3 2 Current output characteristic graph Example On the characteristic graphs 1 to 2 the analog output voltage will be as follows when the digital input value is set to 1000 and 2000 Digital input value Analog output value 1000 5 mA 2000 1000 3 SPECIFICATION MELSEC A 3 3 3 Overall accuracy Overall accuracy refers to the accuracy relative to the
41. stribution period shall be six 6 months and the longest gratis warranty term after manufacturing shall be eighteen 18 months The gratis warranty term of repair parts shall not exceed the gratis warranty term before repairs Gratis Warranty Range 1 The range shall be limited to normal use within the usage state usage methods and usage environment etc which follow the conditions and precautions etc given in the instruction manual user s manual and caution labels on the product 2 Even within the gratis warranty term repairs shall be charged for in the following cases 1 Failure occurring from inappropriate storage or handling carelessness or negligence by the user Failure caused by the user s hardware or software design 2 Failure caused by unapproved modifications etc to the product by the user 3 When the Mitsubishi product is assembled into a user s device Failure that could have been avoided if functions or structures judged as necessary in the legal safety measures the user s device is subject to or as necessary by industry standards had been provided 4 Failure that could have been avoided if consumable parts battery backlight fuse etc designated in the instruction manual had been correctly serviced or replaced 5 Failure caused by external irresistible forces such as fires or abnormal voltages and Failure caused by force majeure such as earthquakes lightning wind and water damage 6 Failure caused by
42. the contents noted in this manual 1998 MITSUBISHI ELECTRIC CORPORATION INTRODUCTION Thank you for purchasing the Mitsubishi Graphic Operation Terminal Before using the equipment please read this manual carefully to develop full familiarity with the functions and performance of the graphic operation terminal you have purchased so as to ensure correct use Please forward a copy of this manual to the end user CONTENTS 1 OVERVIEW 1 1to1 3 BO et t u IE E ITI Cuna terre 1 2 12 Comparison withttA1S63ADA dece e died de tute en di ves do e en dirt 1 3 2 SYSTEM CONFIGURATION 2 1to2 2 3 SPECIFICATION 3 1403 13 3 1 General 3 1 3 2 Performance Specifications a 3 2 3 9 D A Conversion l O Characteristics LLL LA R ger e etn e eee eee Rea dE 3 4 3 3 1 Voltage output characteris LLL nennen nennen nnns 3 5 3 3 2 Current output characteristi hice hae ema eem ated mae en ates 3 6 Ovara acera m 3 7 3 4 A D Conversion I O Characteristic e ee eee ee dee epe ehe ete Eee 3 8 3 4 1 Voltage input characteristic l nennen nre eren 3 9 3 4 2 Current input Characteristic n nan n 3 10 3 4 3 Overall accuracy ut Ete ette te itmt quie teet ipe 3 11 3 5 I O Signals A
43. tment of the A D conversion gain The gain value is increased by turning the control knob to the right The gain value is decreased by turning the control knob to the left Analog output terminal CH1 CH2 Outputs the analog values voltage current of CH1 to CH2 Refer to Section 4 5 2 on the wiring method Analog input terminal to CH6 V l 17773 oro z e ro ro z e r o Inputs the analog values voltage current of to CH6 Refer to Section 4 5 2 on the wiring method 4 PROCEDURES AND SETTINGS BEFORE OPERATION Analog ground terminal MELSEC A Description The ground terminal of the analog signal Refer to Section 4 4 on the wiring method Frame ground terminal Power supply input terminal D A A D Oto 10 V 0 to 20 mA The ground terminal of the shielded cable Refer to Section 4 4 on the wiring method Connect 24 V DC at the input terminal of the power supply Analog output range switching setting pin D A 10 10 v o ofo ojo oj Set the analog output range CH1 CH2 common When setting the current output range set as follows When switching to 0 to 20 mA Set a jumper at a position between 0 V and 5 V When switching to 4 to 20 mA Set a jumper at a position between 1 V and 5 V Set the jumper as it always makes a line Set it with the jumper Setting at shipment 0 to 10 V range Example When the analog output range is
44. umbers IMPORTANT When inputting or outputting current do not set a jumper at a position between 0 V and 10V or between 10 V and 10 V of the analog input and output range switching setting pin This may cause a module breakdown or malfunction 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 4 5 Wiring The following describes the precautionary items on wiring as well as wiring to the external devices 4 5 1 Precautions when wiring To obtain the maximum performance from the functions of A1S66ADA and improve the system reliability a wiring with the high durability against the noise is required The external wiring precautions described below make more improvement in the wiring not to be affected by the noise 1 Use separate cables for the AC and the analog input to the A1S66ADA in order not to be affected by the AC side surge or conductivity 2 Do not bundle or place the cable close to the main circuit line high voltage line or load carrying wires from other than the PLC It is influenced more easily by the noise surge or conductivity 3 Place a one point grounding on the PLC side for the shield line or shield cable However depending on the external noise conditions it may be better to have a grounding externally 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 4 5 2 Wiring between the A1S66ADA and the external devices The following shows the wiring method for the A1S66ADA 1 CH1 and CH
45. upply module are not connected 4 PROCEDURES AND SETTINGS BEFORE OPERATION MELSEC A 4 6 Fine Adjustment of the Offset Gain Values Offset gain values are set by selecting an I O characteristic which is preset using the analog input output range switch setting pins Each module will have slight characteristic differences from the I O characteristic selected by the analog input output range switch setting pins due to the ambient temperature characteristic variances of the A D conversion module and so on Offset gain fine adjustment is performed to correct such slight differences in characteristics 4 6 1 Fine adjustment methods of the offset gain values The following flow chart describes the fine adjustment procedure of the offset gain value of Ais66ADA This setting is for when the module is installed in the slot No 0 the D A conversion to CH1 and A D conversion to CH3 1 Fine adjustment procedures for the D A conversion offset gain values Set the analog output range by using the analog output range switching setting pin Input the offset value to the output signals YOO to YOB Turn on the CH1 D A conversion Fine adjustment of 4 value output enable flag YOF the offset value Adjust the analog output of the CH1 that corresponds to the offset value using D A conversion offset control knob Input the gain value to the output signals YOO to YOB Fine
46. urrent input characteristic 3 SPECIFICATION MELSEC A 3 5 I O Signals Against the PLC CPU 3 5 1 List of I O signals The A1S66ADA utilizes 64 input points and 64 output points for the communication with the PLC CPU The device numbers of the I O signals and signal names are shown in Table 3 3 The device X indicates the input signal from the A1S66ADA to the PLC CPU and the device Y the output signal from the PLC CPU to the A1S66ADA The I O numbers indicated the occasion when the A1S66ADA is installed in the slot 0 of the basic base Table 3 3 List of the A1S66ADA I O signals Signal Direction A1S66ADA PLC CPU Signal Direction PLC CPU A1S66ADA eee No Signal Name ETA No Signal Name xoxo to XOB CH3 digital output value YootoYoB to YOB CH1 digital value setting MEC AR to YOE Usage disable X0C to XOF Usage disable CH1 D A conversion value output enable flag X10 to X1B CHA digital output value Y1 to Y1B CH2 ae value setting Y1 ao to Y1E Usagedsabe disable X1C to X1F Usage disable CH2 D A conversion value output enable flag to X2B CH5 output value x2C to X2F to X2F y Usagedsale disable Y20 to Y3F Usage disable X30 to X3B CH6 digital output value X3C to X3F Usage disable Do not output turn ON the usage disable signal as an output signal to special modules from the PLC CPU Outputting the usage disable signal may cause PLC system malfunctions 3 SPECIFICATION
47. ution 1 12000 Resolution 1 12000 Voltage 10 to 10 V DC Voltage 10 to 0 to 10 V DC External load resistance 2 kQ to 1 MQ External load resistance 2 kO to 1 MQ Analog output Current 0 to 20 mA DC Current 20 to 20 mA DC External load resistance 0 to 600 External load resistance 0 to 600 O 4 A D conversion Type A1S66ADA A1S63ADA Voltage 10 to 0 to 10 V DC Input resistance 1 MQ Voltage 10 to 0 to 10 V DC Input resistance 1 MO Current 0 to 20 mA DC Current 20 to 20 mA DC Input resistance 250 Q Analog input Input resistance 250 4096 to 4095 Resolution 1 4000 Digital output 0 to 4095 12 bit binary value 8192 to 8191 Resolution 1 8000 12288 to 12287 Resolution 1 12000 5 Accuracy A1S66ADA A1S63ADA Within 1 2 SYSTEM CONFIGURATION MELSEC A 2 SYSTEM CONFIGURATION 1 Applicable CPU A1SCPU S1 A1SJCPU S3 A2ASCPU S1 S30 A2SCPU S1 A52GCPU T21B ATSJHCPU S8 ATSHCPU A2SHCPU S1 A2USHCPU S1 Q2ASCPU S1 Q2ASHCPU S1 ATSCPU24 R2 2 Number of modules loaded As long as the number of I O points for the applicable CPU is not exceeded there is no limit in the number of modules used 3 Slots for loading The module may be loaded into any of the base module slots expect the following If the module is loaded in a slot on an extension base module that is not equipped with a power supply module A1S52B A1S55B or A1S58B the power capacity may be insuff

A1S66ADA,Analog Input/Output Module,User,s Manual

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