Analog-Digital Conversion Module User`s Manual (Hardware)
Contents
1. mIoJ OlwuibrloloiNIoIoI alwn o Cos 93 6 3 69 34 5 1 36 Unit mm inch Warranty Mitsubishi will not be held liable for damage caused by factors found not to be the cause of Mitsubishi machine damage 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 For safe use 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 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 Country Region Sales office Tel Country Region Sales office Tel U S A Mitsubishi Electric Automation Inc Hong Kong Ryoden Automation Ltd 500 Corporate Woods Parkway Vernon 10th Floor Manulife Tower 169 Electric Hills IL 60061 Road North Point HongKong Tel 1 847 478 2100 Tel 852 2887 8870 Brazil MELCO TEC2. 1 Kav No 11 Kawasan Industri France Mitsubishi Electric Europe B V French Pergudangan Jakarta Utara 14440 Branch Tel 62 21 663 0833 India Messung Systems Put Ltd 29 BoU vard ges Bo veis Farai Electronic Sadan NO 111 Unit No15 Nanterre Cedex France M I D C BHOSARI PUNE 411026 TEL 33 1 5568 5568 Tel 91 20 712 2807 South Africa Circuit Breaker Industries LTD Australia Mitsubishi Electric Australia Pty Ltd Tripswitch Drive Elandsfontein Gauteng 348 Victoria Road PostalBag No 2 South Africa Rydalmere N S W 2116 Australia Tel 27 11 928 2000 Tel 61 2 9684 7777 aMITSUBISHI ELECTRIC CORPORATION HEAD OFFICE 1 8 12 OFFICE TOWER Z 14F HARUMI CHUO KU 104 6212 JAPAN NAGOYA WORKS 1 14 YADA MINAMI 5 CHOME HIGASHI KU NAGOYA JAPAN Specifications subject to change without notice Printed in Japan on recycled paper
3. resin Do not drop the module or subject it to shock 2 Do not remove the printed circuit board from the module case This could cause failure 3 During wiring take all possible measures to prevent wire scraps or foreign matter from entering the module If anything enters the module remove it completely 4 Tighten the module mounting screws and the terminal screws to the torques specified in the following table Tightening torque range N cm Module installation screw M4 screw 78 to 118 Terminal block terminal screw M3 5 screw 59to 88 Terminal block mounting screw M4 screw 78 to 118 5 Wiring This section gives the cautions on wiring and connection example for the module 5 1 Cautions on Wiring To establish a highly reliable system by making the best use of the A1S68AD functions external wiring that is not susceptible to the effects of noise is required The cautions on external wiring are presented below 1 Use separate cables for AC input current and external input signals to the A1S68AD This can prevent the effects of surge or induction of the AC input current 2 Keep the external wiring at lease 10cm away from the main circuit high voltage wires or load carrying wires other than those extending from the PLC otherwise the wiring will be affected by noise surge or induction 3 Generally ground the shielded wire or shielded cable at one point on the PLC CPU However depending on the external noise le
4. MITSUBISHI Analog Digital Conversion Module User s Manual Hardware A1S68AD Thank you for buying the Mitsubishi general purpose programmable logic controller MELSEC A Series Prior to use please read both this manual and detailed manual thoroughly and familiarize yourself with the product MODEL A1S68AD U H W E MODEL OODE IB NA 66575 C 0306 MEE 1995 MITSUBISHI ELECTRIC CORPORATION SAFETY PRECAUTIONS Always read before starting use When using Mitsubishi equipment thoroughly read this manual and the associated manuals introduced in the manual Also pay careful attention to safety and handle the module properly The instructions given this manual are concerned with this product Refer to the User s Manual of the CPU module in use for details on the safety instructions for the programmable logic controller system These e SAFETY PRECAUTIONS e classify the safety precautions into two categories DANGER and CAUTION Procedures which may lead to a dangerous condition and DANGER cause death or serious injury if not carried out properly Procedures which may lead to a dangerous condition and Z CAUTION cause superficial to medium injury or physical damage only if not carried out properly ee NE Bag ee ne ea og ee J Depending on circumstances procedures indicated by CAUTION may also be linked to serious results In any case it is important to follow the directions for usage Store this manu
5. Rep Com e Assessoria China Ryoden Automation Shanghai Ltd Tecnica Ltda 3F Block5 Building Automation AV Paulista 1471 Conj 308 Instrumentation Plaza 103 Cao Bao Rd Sao Paulo City Sao Paulo State Shanghai 200233 China Brazil Tel 86 21 6475 3228 Tel 55 11 283 2423 Taiwan Setsuyo Enterprise Co Ltd Germany Mitsubishi Electric Europe B V German 6F No 105 Wu Kung 3rd RD Wu Ku Branch Hsiang Taipei Hsine Taiwan Gothaer Strasse 8 D 40880 Ratingen Tel 886 2 2299 2499 GERMANY Korea HAN NEUNG TECHNO CO LTD Tel 49 2102 486 0 1F Dong Seo Game Channel Bldg U K Mitsubishi Electric Europe B V UK 660 11 Deungchon dong Kangsec ku Branch Seoul Korea Travellers Lane Hatfield Herts AL10 Tel 82 2 3660 9552 8XB UK Singapore Mitsubishi Electric Asia Pte Ltd Tel 44 1707 276100 307 ALEXANDRA ROAD 05 01 02 Italy Mitsubishi Electric Europe B V Italian MITSUBISHI ELECTRIC BUILDING Branch SINGAPORE 159943 Centro Dir Colleoni Pal Perseo Ingr 2 Tel 65 6473 2308 Via Paracelso 12 20041 Agrate B Thailand F A Tech Co Ltd Milano Italy 898 28 29 30 S V City Building Office Tel 39 039 6053344 Tower 2 Floor 17 18 Rama 3 Road Spain Mitsubishi Electric Europe B V Spanish Bangkpongpang Yannawa Branch Bangkok 10120 Carretera de Rubi 76 80 Tel 66 2 682 6522 08190 Sant Cugat del Valles Indonesia P T Autoteknindo SUMBER MAKMUR Barcelona Spain JI Muara Karang Selatan Block A Utara Tel 34 93 565 3131 No
6. al in a safe place so that you can take it out and read it whenever necessary Always forward it to the end user DESIGN PRECAUTIONS CAUTION Do not bundle the control wire and the communication cable with the main circuit or power line or keep them close to one another Keep the control wire and the connection cable at least 100mm 3 94inch away from the main circuit or power line otherwise noise or malfunctions will occur INSTALLATION PRECAUTIONS CAUTION Use the PLC in the environment specified in the General Specifications section in detailed manual Using it an environment which does not meet the general specifications could cause electric shock fire or malfunctions and damage or deterioration of the module Insert the tabs at the bottom of the module into the holes in the base module before installing module Be sure to install the module in the base module with screws tightened to the specified torque Improper installation may cause erroneous operation accident or the module to fall out WIRING PRECAUTIONS CAUTION Before connecting wires to the PLC check the rated voltage and the terminal arrangement Connecting power of a different voltage or wiring incorrectly will result in fire or failure Tighten the terminal screws within the specified torque range Undertightening can cause a short circuit or malfunction Overtightening can cause a short circuit or malfunction due to damag
7. e analog digital conversion module hereafter called the A1S68AD which is be used in combination with MELSEC A series programmable controller CPU module hereafter called the PLC CPU 2 Performance Specifications The following table shows the performance specifications of the A1S68AD Voltage 10 to 0 to 10 VDC input resistance 1MQ Can be selected by setting Current 0 to 20mA DIP switches input resistance 250Q 0 to 10V 0 to 4000 I O characteristics 1 10 to 10V 2000 to 2000 0 to 5V or 0 to 20mA 0 to 4000 1 to 5V or 4 to 20mA 0 to 4000 0 to 10V f 10 to 10V Maximum resolution 0 to 5V 1 to 5V 0 to 20mA 4 to 20mA Within 1 Digital output value 40 Analog input Overall accuracy accuracy to full scale Maximum conversion time 0 5ms channel 2 Absolute maximum input Voltage 35V Current 30mA Number of analog input S ehannalsimedule points Resulaten meho Between input terminal and PLC power supply Photocoupler insulation Between channels Not insulated Number of occupied O Special 32 points points Connection terminal 20 terminal block External power supply Applicable wire size 0 75 to 1 5mm eee Applicable solderless R1 25 3 1 25 YS3 RAV1 25 3 V1 25 YS3A terminal Internal current consumption 5VDC Can 1 The switch is set to an analog input value of 0 to 10V on delivery 2 The maximum conversion speed is 1ms channel on all channels if averaging processing is
8. e of the screws or module Take all possible measures to prevent chips or wire scraps from entering the module Entry of foreign material will cause fire failure of malfunctions STARTING AND MAINTENANCE PRECAUTIONS DANGER Do not touch the terminals while they are live This will cause malfunctions Start cleaning or terminal screw retightening after switching power off externally in all phases Not doing so can cause failure or malfunction of the module CAUTION Do not disassemble or tamper will the module This will cause failure malfunctions injuries or fire Mount or dismount the module after switching power off externally in all phases Not doing so can cause failure or malfunction of the module f a voltage is input when a current input range is selected failure may occur Always make sure to touch the grounded metal to discharge the electricity charged in the body etc before touching the module Failure to do so may cause a failure or malfunction of the module DISPOSAL PRECAUTIONS CAUTION When disposing of the product treat it as industrial waste About the Manuals The following product are available for this equipment Refer to the table given below to choose suitable manuals Detailed Manual Model code Analog Digital Converter Module type A1S68AD User s IB 66576 Manual 1 General Description This manual describes the specification and nomenclature of A1S68AD typ
9. set even for only one channel The overall accuracy is applicable to the following analog input ranges Voltage 10 to 0 to 10V Current 0 to 20mA For the general specifications refer to the detailed manual 3 Nomenclature and Settings 3 1 Nomenclature A1S68AD RUN Name and appearance Description 1 RUN LED Displays the operating status of the A1S68AD On Normal operation RUN Co Flash Write disabled error or average time count setting error Off 5 V power cut or watchdog timer error 2 Input range selector Used to set the input range of each channel switch SW1 Factory default 0 to 10V The DIP switch numbers 1 8 correspond to the channel numbers SW1 to SW3 NO 8L2l9G vE Aaii 82429 GtvE Input Range SW1 1 SW2 1 SW3 1 10 to 10V 010 10V are ae 0 to 20mA a 4 to 20mA ON Setting disabled OFF Setting disabled Set CH2 CH8 in the same manner O O O JO JO JO JO JO 8 2 9 Sh Input range selector switch SW3 O O O JO JO JO JO JO 8 amp 2 9 GS PP z Input range selector switch SW2 Setting of CH1 Caution If voltage input appears when a current input range is selected a failure may occur 4 Handling 4 1 Caution on handling 1 The module case and the terminal block are made of
10. vel it may be advisable to ground it an external location 5 2 Module connection example The figure below shows an example of voltage input and current input connections 1 Voltage input connection Signal source 0 to 10V GND 2 Current input Signal source 0 to 20mA GND 1 Use a 2 pole twist shielded wire 2 Represents the input resistors of the A1S68AD For voltage input turn off the 2500 resistor with the DIP switch 3 If the external wiring causes noise or ripple connect a capacitor of 0 1 to 0 47uF 25V or more voltage resistance parts between the V and COM terminals 4 AG is the GND terminal of the analog circuit Connecting it to the GND terminal of an external device is not mandatory but a higher level of accuracy may be obtained when it is connected If there are three or more channels of the input range of 10 to 10V and the external devices connected to the channels shares a common line the AG terminal must be connected the shared common line of the external device See the figure below 10V OV Tey 10V ov ie 10V OV AG terminal POINT When the current input is selected do not connect the sink type output device and the source output device together If this happens normal A D conversion value cannot be stored 6 Outside Dimensions A A1S68AD RUN 130 5 12
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