Contec AO-1604AIN-USB, Reference Manual

Page 1: ...ed Analog Output Unit 10V Voltage Output AO 1604VIN USB Isolated Analog Output Unit 0 20mA Current Output AO 1604AIN USB Introduction 5 Safety Precautions 13 Setup 20 Installation 36 Software 56 Function 64 Appendix 78 Customer Support and Inquiry 86 ...

Page 2: ...nment 18 4 Inspection 18 5 Storage 19 6 Disposal 19 Setup 20 1 What is Setup 21 1 Driver Software Installation 21 2 Driver Software Installation 22 1 Starting Up the Install Program 22 3 Hardware Setting 23 1 Nomenclature of Product Components 23 2 LED Indicator 24 3 Setting Switches 24 4 USB Port 24 5 Power Supply Connector 25 4 Hardware installation 27 1 Connecting the external power supply by s...

Page 3: ...nal AO 1604AIN USB 50 1 Connection Example of Current Output 50 5 Connecting Digital I O Signals 53 1 Input Circuit 53 2 Example Connection with switch 54 3 Output Circuit 55 Software 56 1 Analog I O Driver for Windows 57 1 Accessing the Help File 57 2 Using Sample Programs 57 3 Running a Sample Program 58 4 Distributing Developed Application 58 5 Use of Utility Program 58 6 Uninstalling the Drive...

Page 4: ...Physical Dimensions 82 1 Product 82 2 Physical dimensions of supplied AC adapter POA201 10 2 82 3 Circuit Block Diagram 83 4 Control Signal Timings 84 1 Control Signal Timings for Analog Output 84 5 About Calibration 85 Customer Support and Inquiry 86 1 Services 87 ...

Page 5: ... 5 Introduction This section provides necessary information of the product such as the outline bundled items and manuals before actual use ...

Page 6: ...etup Guide Must read this after opening the package This lists the product configuration and describes the precautions Included in the package Printed matter Reference Manual This Document Read this when operating the product This describes the hardware aspects such as functions and settings Download from the Contec website PDF Download Manuals Download the manuals accordingly from the following U...

Page 7: ...ail For AO 1604VIN USB 4 channels of 16 bit analog output and digital input and output 4 channels respectively are equipped and these circuits are isolated from the computer As the analog output supports differential input accurate measurement can be performed even when potential differences with the signal source occur The output range supports 10V voltage output As for AO 1604AIN USB 4 channels ...

Page 8: ... in FIFO format This product contains buffer memory 8K data which can be used in FIFO format You can perform analog output in the background independent of software and the current status of the PC Sampling can be driven by a clock or by various triggers Sampling can be started and stopped by software and external timing of control signals input from external triggers The sampling period can be co...

Page 9: ...erminal connector adopted Adoption of terminal connector with screws enables to achieve easy wiring Windows compatible driver software is provided Using the provided driver software API AIO WDM for USB makes it possible to create applications of Windows In addition a Diagnostic Program to confirm the hardware operations is supplied as well LabVIEW is supported by a plug in of dedicated library Usi...

Page 10: ...Check with the following list that your package is complete If you discover damaged or missing items contact your retailer Product 1 Setup Guide 1 Warranty Certificate 1 Serial Number Label 1 Interface Connector 2 USB Cable 1 8m 1 USB Cable Attachment on the main unit s side For Mini B connector side 1 Rubber feet 4 AC adapter 1 AC cable 1 ...

Page 11: ...des products in the form of Win32 API functions DLL Various sample programs such as Visual Basic and Visual C etc and diagnostic program useful for checking operation is provided Download from the CONTEC website LabVIEW VI Library for Data Acquisition DAQfast for LabVIEW This is a data collection library to use our devices in the LabVIEW by National Instruments With Polymorphic VI our design enabl...

Page 12: ...y CPS PWD 90AW24 01 2 90W Input 100 240VDC Output 12VDC 3 8A CPS PWD 30AW24 01 2 30W Input 100 240VDC Output 12VDC 1 3A CPS PWD 15AW12 01 2 15W Input 100 240VDC Output 12VDC 1 3A Magnet CPS MAG01 4 Magnet Four Piece Set 1 The specification of the operating ambient temperature is 0 to 40 C It is the same adapter included in this package 2 The specification of the operating ambient temperature is 20...

Page 13: ... 13 Safety Precautions Understand the following definitions and precautions to use the product safely Never fail to read them before using the product ...

Page 14: ...ces Understand the meanings of these labels to operate the equipment safely DANGER DANGER indicates an imminently hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION CAUTION indicates a potentially hazardous situation which if not avoided may ...

Page 15: ...ty Do not set or remove the power supply connector and interface connector when the power is on This may cause a failure When the product is self powered do not plug or unplug the 12 24VDC power with the product while the 12 24VDC is outputting the voltage This may cause a failure Do not operate switches when the power is on This may cause a failure When connecting multiple products set one produc...

Page 16: ... The ferrite core must be installed on the AC adapter so that this product may suit the above mentioned standard See below for the type of the ferrite core Equivalent product can also be used Name Maker Turn Quantity Installation Site E04SR301334 SEIWA 2 1 On DC cable and FG cable at the product side Image diagram ...

Page 17: ...nd can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense FCC WARNING Changes or modifications not expressly approve...

Page 18: ...r cause a failure Operating temperature 20 60ºC Humidity 10 90 RH No condensation Corrosive gases None Floating dust particles Not to be excessive 4 Inspection Inspect the product periodically as follows to use it safely CAUTION Check that the ventilation slit has no obstruction and has no dust or foreign matter adhering Moreover if there is the slit on the case side please confirm it to the slit ...

Page 19: ...s product in the storage bag Wrap it in the packing material and then put it in the box Store the package at room temperature at a place free from direct sunlight moisture shock vibration magnetism and static electricity 6 Disposal When disposing of the product follow the disposal procedures stipulated under the relevant laws and municipal ordinances ...

Page 20: ... 20 Setup This section explains how to set up this product ...

Page 21: ...plication program development using the driver software API AIO WDM for USB Taking the following steps sets up the driver software and hardware You can use the diagnosis program later on to check whether the driver software and hardware function properly Step 1 Driver Software Installation page22 Step 2 Hardware Setting page23 Step 3 Hardware Installation page27 Step 4 Driver Software Initializati...

Page 22: ...e For detailed OS installation procedure refer to Help APIUSBP chm in the folder that installed the development environment package from CONTEC website 1 Starting Up the Install Program 1 Download the API AIO WDM for USB from CONTEC website 2 Expand the downloaded file 3 Execute the installer in the expanded folder As the installer differs depending on OS used check the list below to execute Other...

Page 23: ...re shown in the figure below No Name Description 1 Interface Connector This is a connector for analog outputs and digital inputs and outputs Refer to Connecting to an External Device page45 2 LED Indicator This indicates the power state 3 Setting Switches They are used to distinguish units Assign a unique ID per unit 4 USB Port This is a USB port for mini B type 5 Power Supply Connector This is a ...

Page 24: ...be used when only one device per model is connected to one computer Each device should be assigned a unique Module ID in the range of 00 7Fh when several devices with the same model are being connected x16 and x1 represent upper four bits and lower four bits of Module ID respectively Module ID Description 00 7Fh It is a setting range for module IDs FFh This is used only when upgrading the firmware...

Page 25: ... set in the product is MC 1 5 3 G 3 5 PHOENIX CONTACT or equivalent When supplying the power with the compatible connector plug MC 1 5 3 ST 3 5 PHOENIX CONTACT or equivalent strip off the end of the cable and insert it to the connector plug then secure the cable by tightening the screws Likewise when connecting the FG pin to the ground earth strip off the end of the cable and insert it to the conn...

Page 26: ...ce Manual 26 About a power rise Input voltage range 12 24VDC plus or minus 10 percentages Use the power that can rise in the input voltage range of 11 4VDC or greater within 10ms Other power supply may cause a damage to the product or an accident ...

Page 27: ...the next one 1 Connecting the external power supply by self powered This product must be connected with the 12 24VDC power supply in a self powered state Use the power supply connector to connect with 12 24VDC power supply connector If you use the supplied AC adapter POA201 10 2 connect it to the connector DIN rail fitting power supply Option is also available to meet your needs or suit the operat...

Page 28: ... AC adapter unplugged Connect the 12 24VDC power supply such as the AC adapter to the power supply connector of the product first When unplugging unplug it from the power outlet side of the AC adapter first Grasping the cable to remove the power supply connector of the 12 24VDC can break the wire Always grasp the connector to remove it Using the AC adapter in a heated state continuously affects it...

Page 29: ...can be attached firmly to the converter by using a USB cable attachment Attaching a USB Attachment CAUTION The USB cable attachment cannot be used excluding a supplied cable When the USB cable attachment is being used do not remove or connect the USB cable on the converter side repeatedly This may damage the USB cable attachment or yourself 3 The hardware is automatically recognized by the OS and ...

Page 30: ...low To change the device name follow the setting procedure described below 1 Setting the device name 1 Run Device Manager For Windows10 right click on the Windows mark start button on the lower left side of the screen and then select the Device Manager from the displayed menu For other than Windows 10 From the Control Panel select the Hardware and Sounds or the System and then select the Device Ma...

Page 31: ... click the OK The device name you set here is used later when programming The initial device name that appears is a default value You can use this default name if you wish Make sure that you do not use the same name for more than one device For module IDs the values of the setting switches are displayed 4 You have now finished initializing the driver software ...

Page 32: ...n that this product has been set up appropriately 1 Check Method Connect the product to an external target device to test the communication and check the execution environment To connect an external target device see Connecting to an External Device page36 2 Using the Diagnosis Program Starting the Diagnosis Program Click Diagnosis on the Properties page to start the diagnosis program ...

Page 33: ...input channel and input type from the lists Input data is plotted on a graph Analog output You can select the desired output channel from the lists You can select the DC constant voltage sine wave or square wave as the output data Digital I O The upper row of circular lamps indicates the digital input states Red indicates the bit is ON and brown indicates OFF Clicking the lower row of switches tur...

Page 34: ... Diagnosis displays detailed data including product settings and the diagnosis results while saving them in text format The diagnosis program performs the presence or absence of the product driver file test the board setting test and so on 2 A diagnosis report is displayed as shown below ...

Page 35: ...t The diagnostic program uses the API AIO WDM for USB functions If the diagnostic program works properly other applications should also work properly If you have a problem recheck your program taking note of the following points Check the return values of the API functions Refer to the source code for the sample programs If your problem cannot be resolved Contact your retailer ...

Page 36: ... 36 Installation This section describes how to mount the product on a DIN rail or on the wall and to connect to an external device with a cable ...

Page 37: ...n the following figure Other orientations would cause problems in usage such as inadequate heat dissipation DANGER Do not place the product in an unstable location or use incomplete mountings Otherwise it may cause the device to fall CAUTION When using the product in a high temperature environment cool it by blowing air even when the temperature is within the specified range DIN rail fixation ...

Page 38: ... Installation AO 1604VIN USB AO 1604AIN USB Reference Manual 38 Screws magnet fixation Vertical installation CAUTION The product cannot be installed on the ceiling with magnets ...

Page 39: ...USB Reference Manual 39 Spacing between the system unit and any surrounding objects Secure a distance of at least 50mm between the top of the product single use and any surrounding objects Do not locate the product in a fully enclosed housing ...

Page 40: ...moving from a DIN Rail How to Mount 1 Pull down the hooks to unlock If the hooks are stuck use a slotted screwdriver to unlock 2 1 Hang the product on the upper part of the DIN rail 2 Press it to the lower side of the DIN rail 3 Push the hooks up to lock the product on the DIN rail ...

Page 41: ...Manual 41 How to Remove 1 Pull down the hooks to unlock If the hooks are stuck use a slotted screwdriver to unlock 2 1 With the hooks unlocked pull the lower part of the product toward you 2 By lifting the product you can easily remove it from the DIN rail ...

Page 42: ...rubber feet can be mounted in their mounting holes as shown in the following figure 4 Mounting on the Wall Appropriate screws fit into φ3 5 hole are required to install the product on the wall The commercial screws can be purchased individually Get the screws fit into φ3 5 hole and set the product CAUTION Tightening torque should be carefully controlled according to the wall on which you are insta...

Page 43: ...itors and floppy disks If the product is shifted while mounted on the steel surface the surface paint may be scratched Mounting removing the magnet Mounting the magnet To mount the magnet press down the entire length of the magnet into its mounting hole while pushing the magnet in the direction of arrow 1 Next slide the magnet in the direction of arrow 2 to fix it in position Removing the magnet T...

Page 44: ...tion AO 1604VIN USB AO 1604AIN USB Reference Manual 44 Mounting onto the steel wall Mount the product directly onto the steel wall Pull it gently after mounting to confirm that it will not drop off from the body ...

Page 45: ... 3 5 pitch 10 pin jack connector Supplied connector European type terminal 3 5 pitch 10 pin plug connector Compatible cable AWG28 16 1 Strip off approximately 7mm plus or minus 0 5mm of the covered part of a cable and insert it to the opening 2 After the insertion secure the stripped part by turning screws with a slotted driver to prevent it from disconnecting CAUTION Removing the connector plug b...

Page 46: ...t cable listed below Applicable wire AWG28 16 Cable Length For AO 1604VIN USB Within 1 5 meters If higher accuracy is required the cable length should be 0 5 meters or shorter For AO 1604AIN USB Within 20 meters Digital I O Cable Use the digital I O cable listed below Applicable wire AWG28 16 Cable Length Within 1 5 meters ...

Page 47: ...out on the Interface Connector DI 00 DI 03 Digital input pins The numbers correspond to input bits DO 00 DO 03 Digital output pins The numbers correspond to output bits DGND This is a digital ground and shares channels of I O signals AO 00 AO 03 Analog output pins The numbers correspond to channel numbers AGND This is an analog ground and shares channels of analog output signals N C This pin is le...

Page 48: ... improved In this case the voltage output and the analog ground for each channel are connected to the input of the external device and the ground by using the core wire and the shield braid of the coaxial cable CAUTION To avoid any malfunction the voltage output signal should not be connected to the analog ground To avoid any malfunction the voltage output signal should not be connected to another...

Page 49: ... avoid any malfunction do not connect an external device that generates a load exceeding this range In situations where the connecting cable is excessively long the accurate voltage output can fail The connection cable should therefore be within 1 5 meters An undefined value might be output momentarily when the power is turned on ...

Page 50: ...ps can be implemented by using the same power supply The use of current output requires an external power supply 12 24V In such a case a power supply with a small ripple should be used in order to avoid an adverse impact on the conversion accuracy due to a large power supply ripple The load resistance RL that is connected to the current output of each channel should be between 100 and 500Ω includi...

Page 51: ...product is at a relatively large distance from the external device or when the noise immunity of the product must be improved In this case the current output and the analog ground for each channel are connected to the load resistance RL of the external device by using the core wire and the shield braid of the coaxial cable Connecting to a Floating Load Connecting to a Fixed Load ...

Page 52: ...the current output and the analog ground of each channel to the load resistance RL Multiple current loops can be implemented by using the same power supply CAUTION To avoid any malfunction the current output signal should not be connected to the analog ground or the external device In situations where the connecting cable is subject to the effects of noise the accurate current output can fail The ...

Page 53: ...signal is taken to a PC using negative logic Each signal input section is pulled up in this product therefore outputs of relay contacts or semiconductor switch can be connected directly between this signal input and signal common Input pins are indicated as DI xx xx corresponds to input bits DI 00 DI02 can be used as control signals listed below However when using them as control signals they cann...

Page 54: ... Installation AO 1604VIN USB AO 1604AIN USB Reference Manual 54 2 Example Connection with switch When switch is ON the corresponding bit is 1 When switch is OFF in contrast the corresponding bit is 0 ...

Page 55: ...ernal devices Note that each signal output section is not pulled up in this product therefore pull up at the external device side CAUTION Do not short the output signals to analog ground and or digital ground Doing so may damage the product When supplying power of 12 24VDC power such as the AC adapter all output will be OFF Output pins are indicated as DO xx xx corresponds to output bits 4 Example...

Page 56: ... 56 Software This section describes analog input and output driver for Windows developed by CONTEC and CONTEC Device Utility ...

Page 57: ... click on CONTEC API USBP WDM API USBP W32 Help to display help information If this link cannot be found go to the Start menu on Windows task bar click CONTEC API USBP WDM API AIO WDM API AIO WDM HELP The information for application development such as function reference is provided in API USBP WDM Help Detailed introduction to search method for help should be found from How to navigate Help in th...

Page 58: ...bute the developed application with API AIO WDM for USB driver The developed applications driver included can freely be distributed 5 Use of Utility Program Refer to the Help in the Analog I O driver for details of the Utility Program Program for Measuring the Executive Speed of Function The execution time of some main functions can be measured in a function execution speed measurement program To ...

Page 59: ...n quantity the event occurs and new output data is added Data in the FIFO memory can be confirmed visually The number of channels used the internal external clock the conversion speed the sampling frequency at which an event generates and number of the samplings to be added can be set Since the notification of a sampling clock error event is sent please make use of it for the conversion spec measu...

Page 60: ... Device Driver Use Control Panel Programs and Features to uninstall the development environment Select Windows driver package CONTEC Caio Contec and then click Uninstall Change Uninstall the Development Environment Use Control Panel Programs and Features to uninstall the development environment Select the CONTEC API USBP WDM Analog I O develop and then click the Uninstall ...

Page 61: ...are and hardware installation again when the operation is losing stabilization 1 Delete Device form Device Manager 2 Unplug USB cable from a PC Then unplug the external power supply AC adapter for self power as well 3 Uninstall two of the following programs listed from Control Panel in order Windows Driver Package CONTEC caio Contec CONTEC API AIO WDM driver 4 Reboot OS and install software and ha...

Page 62: ...e 1 Preparation for updating First unplug the USB cable connected to the product Then unplug the external power supply such as AC adapter for self power After that if interface connectors are set to the product remove all of them once as well When using more than one product always connect each of them with a USB cable and complete updating before starting to update the next product Set Module ID ...

Page 63: ... 5 Write firmware Select the product from the list and perform updating firmware 6 Remove the product First unplug the USB cable connected to the product Then unplug the external power supply such as AC adapter for self power 7 Set Module ID back to the former ID Set Module ID back to the former ID that had been set before firmware was updated 8 You have now finished Updating Firmware ...

Page 64: ... 64 Function This section describes the features achieved by combining hardware and driver functions ...

Page 65: ...t Function This product converts digital data to analog signals according to the resolution You can set a variety of conditions for analog output including the output channel sampling period and sampling start stop conditions Analog output processes are classified as follows ...

Page 66: ... into 4096 segments When the device covers the range of 0 10V the minimum unit of converted voltages is 10 4096 2 44mV If the device has a resolution of 16 bit it is 10 65536 0 153mV instead T he resolution in the product is 16 bit Channel Channel represents each channel No of analog output signal For channel numbers see Connecting an Interface Connector Page45 Any number of analog outputs can be ...

Page 67: ...A 32768 0 00030V 9 99969mA 32767 10 000V 0 00000mA 0 Ex When 3V is output at a resolution of 16 bit in the 10 V range Output data 3 10 x 65536 10 10 42598 4 The value that can be set as output data at this time is an integer Select 42598 or 42599 as the output data The analog signal corresponding to the output data contains an error as follows Output data 42598 converted to 2 9998 V Output data 42...

Page 68: ...ored in the device buffer memory on the device itself or in the driver When conversion starts the device starts outputting the output data The device buffer can operate as FIFO or RING memory The device buffer mode provides a function that allows the number of items of conversion data using the number of sampling times as a unit to set the number of items of conversion data directly using the volt...

Page 69: ...ontinuous arbitrary analog output like that shown below When using FIFO First In First Out format writing of conversion data to memory is always performed from after the most recent data and DA conversion is performed on the oldest data in memory You can write to memory during analog output operation An error occurs if the volume of data exceeds the memory size However this error does not stop ana...

Page 70: ...epeated pattern like that shown below When using ring format write the data for one complete cycle of the output waveform before starting operation You cannot write to the memory during its operation of analog output DA conversion data is output continuously in the sequence in which the ring format data is stored ...

Page 71: ...ersion channels The procedure for setting the conversion data is different depending on the memory format being used Procedure for FIFO format When using FIFO format setting data to memory is always performed from the most recent data New data can be added during conversion Procedure for RING format When using ring format a ring memory area large enough for the data to be set is reserved Data cann...

Page 72: ...t Condition The condition for controlling the start of sampling can be selected from among software external trigger The conditions for controlling the start and stop of sampling are completely independent of each other they can be set separately Software This product starts sampling and outputting setting data from memory immediately after the operation start command is issued External trigger Th...

Page 73: ...m the external control signal Software Sampling continues indefinitely in this mode Sampling only stops in response to a software command or an error Event Event works as a function for reporting the occurrence of a certain device state to the application The following events can be used in combination depending on the specifications and purpose of the application DA conversion start condition sat...

Page 74: ... error occurs due to a sampling clock period that is too short DA conversion error event This event occurs when conversion stops due to an DA conversion error 2 Starting Stopping Operation Analog output operation is started by a software command the analog output start command Similarly you can stop analog output at any time using a software command the analog output stop command 3 Monitoring the ...

Page 75: ...ating status remains ON without terminating conversion for an extended period of time the driver regards that state as an operation error and sets this status to ON This error stops sampling Sampling The number of samplings of conversion data stored in memory can be obtained by the software command 4 Reset Various states can be reset by executing the following reset commands Status This command re...

Page 76: ...can be obtained by specifying the bit Input in Bytes Individual input bits can be input in byte units When the number of input points of the device is 4 the individual input bits are arranged as shown below and the byte data to be input is a value between 0 and 15 depending on the states of the bits EX Input of bit 3 OFF bit 2 ON bit 1 OFF bit 0 ON Byte data 05 5H Digital filter A digital filter c...

Page 77: ...s bit 0 bit 3 Output in Bits The state of each output bit can be changed to ON or OFF by specifying the bit and setting it to 1 or 0 Output in Bytes Individual output bits can be output in byte units When the number of output points of a device is 4 the individual output bits are arranged as shown below and byte data to be output is a value between 0 and 15 Ex Output of bit3 ON bit 2 OFF bit 1 ON ...

Page 78: ... 78 Appendix This section lists the specifications and the physical dimensions of the product ...

Page 79: ...ge can be selected to the DI02 pin by software Digital input Number of input channels 4ch Input type Bus isolated TTL level input Negative logic 2 3 Digital output Number of output channels 4ch Output format Bus isolated open collector output Negative logic 2 Output rating Output voltage 30VDC Max Output current 40mA par channel Max USB Bus specification USB Specification 2 0 1 1 compliant USB tra...

Page 80: ...mbient humidity 10 90 RH No condensation Floating dust particles Not to be excessive Corrosive gases None Line noise resistance 6 Line noise AC Line 2kV Signal Line 1kV IEC61000 4 4 Level 3 EN61000 4 4 Level 3 Static electricity resistance Touch 4kV IEC61000 4 2 Level 2 EN61000 4 2 Level 2 Air 8kV IEC61000 4 2 Level 3 EN61000 4 2 Level 3 Vibration resistance Sweep resistance 10 57Hz semi amplitude...

Page 81: ...C Operating humidity 20 80 RH No condensation Life expectancy 7 1 5 years at the ambient temperature 40 ºC when 100VAC is input and 1 0A is output 4 years at the ambient temperature 40 ºC when 100VAC is input and 0 5A is output Allowable time of short interruption 20ms Max When 100VAC is input and 0 55A is output 8 Floating dust particles Not to be excessive Corrosive gases None Voltage compatible...

Page 82: ... Appendix AO 1604VIN USB AO 1604AIN USB Reference Manual 82 2 Physical Dimensions 1 Product 2 Physical dimensions of supplied AC adapter POA201 10 2 ...

Page 83: ... Appendix AO 1604VIN USB AO 1604AIN USB Reference Manual 83 3 Circuit Block Diagram ...

Page 84: ...ime Unit Delay from external sampling clock to actual start tDEC 200 nsec Set up time of sampling start Rising edge tSRS 100 nsec Hold time of sampling start Rising edge tHRS 100 nsec Set up time of sampling start Falling edge tSFS 100 nsec Hold time of sampling start Falling edge tHFS 100 nsec Set up time of sampling stop Rising edge tSRP 100 nsec Hold time of sampling stop Rising edge tHRP 100 n...

Page 85: ...Proceed with connecting the calibration equipment and performing the calibration in accordance with the instructions displayed by the calibration program Analog output calibration Analog output calibration requires a digital multimeter As the analog output has 16 bit resolution use a multimeter with a precision of at least 5 digits after the decimal point Calibrate each channel separately for each...

Page 86: ... 86 Customer Support and Inquiry CONTEC provides the following support services for you to use CONTEC products more efficiently and comfortably ...

Page 87: ...ers the useful information including product manuals that can be downloaded through the CONTEC website Download https www contec com download You can download updated driver software firmware and differential manuals in several languages Membership registration myCONTEC is required to use the services ...

Page 88: ...mer Support and Inquiry AO 1604VIN USB AO 1604AIN USB Reference Manual 88 Revision History MONTH YEAR Summary of Changes March 2019 The First Edition May 2019 Support software and optional products are added ...

Page 89: ...0025 Japan https www contec com No part of this document may be copied or reproduced in any form by any means without prior written consent of CONTEC CO LTD AO 1604VIN USB AO 1604AIN USB Reference Manual NA06372 LYWF602 05102019_rev2 03152019 May 2019 Edition ...