USB采集卡 250K每秒 16位AD精度 16路模拟量输入 带DA 开关量

亚为科技硬件对照表YAV-201604武汉亚为电子科技有限公司采集模块系列USB ADIO信号采集卡USB 2AD plus信号采集卡•USB通信，免驱，无需其他电源•2路AI,2路DI，2路DO控制•AI默认0-10V（可定制0-20MA/0-5V/0-15V/0-20V/0-30V/0-60V）•AI分辨率12Bit，每通道采样率可达5Kbps•两路5V电源输出•-30~70℃宽范围工作•可供蜂鸣器、继电器、通道开关、量程电路等切换使用•USB通信，免驱，无需其他电源•2路AI,2路DI采集，2路DO控制•AI默认0-10V（可定制0-20MA/0-5V/0-15V/0-20V/0-30V/0-60V）•DI输入通道： 2路；电平兼容TTL或CMOS•输出D0通道：2路，电平：5V(可驱动5V继电器)USB ADIO+信号采集卡YAV2AD信号采集卡•USB通信，免驱，无需其他电源•2路AD采集,2路DI采集，2路DO控制•AI默认-10-10V（可定制±5V/±15V/±20V/±30V/±60V）•分辨率12Bit，采样速率5Kbps•两路5V电源输出•-20℃— 70℃宽范围工作•可供蜂鸣器、继电器、通道开关、量程电路等切换使用•RS232通信•2路AD采集,2路DI采集，2路DO控制•AI默认0-10V（可定制0-20MA/0-5V/0-15V/0-20V/0-30V/0-60V）•分辨率12Bit，传输速率可达30bps•两路5V电源输出•-20℃— 70℃宽范围工作•可供蜂鸣器、继电器、通道开关、量程电路等切换使用USB ADIO Pro信号采集卡WIFI 2AD信号采集卡•USB通信，免驱，无需其他电源•2路AD采集,2路DI/PWM采集，2路DO控制•AI默认-10-10V（可定制±5V/±15V/±20V/±30V/±60V）•分辨率12Bit，采样速率5Kbps•两路5V电源输出•DI/PWM管脚可以自定义，可计数计频•-20℃— 70℃宽范围工作•可供蜂鸣器、继电器、通道开关、量程电路等切换使用•RS232通信•支持802.11b/g/n无线标准•12V/5V电源供电•2路AI,2路DI，2路DO控制•AI默认0-10V（可定制0-20MA/0-5V/0-15V/0-20V/0-30V/0-60V）•DI输入通道：2路,TTL或CMOS•输出D0通道：2路，电平：5V•预留2计数器/频率计接口•支持无线和远程访问USB 8AD信号采集卡YAV 8AD信号采集卡•USB通信，免驱，无需其他电源•8路AI采集，2路DI采集，1路5V电源输出•8路单端0-10V模拟输入•AI默认0-10V（可定制0-20MA/0-5V/0-15V/0-20V/0-30V/0-60V）•分辨率12Bit，采样速率2Kbps •RS232/RS485串口通信•8路0~10V AI输入，可以方便的连接上百种传感器•AI默认0-10V（可定制0-5V/0-15V/0-20V/0-30V/0-60V/0-20MA/0-5mA/0-40mA）•分辨率12Bit，波特率9600 •地址，波特率可修改USB 8AD plus信号采集卡YAV 8AD-16高精度采集卡•USB通信，免驱，无需其他电源•8路AI采集。

USB-DMP609使用手册☐USB2.0总线AD数据采集控制模块☐32位ARM内核主控系统☐16路单端16位AD,内部时钟触发连续采样☐内置程控增益控制，三档在程可控变档☐板载FIFO存储系统，存储深度42K☐二路12位DA输出☐开关量：16路可程控输入、输出I/O☐一路16位计数器、频率计☐一路程控脉冲发生器☐模拟正弦波、三角波、锯齿波发生器☐二路基频可程控脉宽调制(PWM)发生器Sdjn3k济南三科2011/8 V1.0注意：请在开始使用模块前仔细阅读本使用手册检查打开包装请查验如下：✧USB-DMP609数据采集卡✧光盘。

✧USB电缆。

✧DB25插头， 2６Pin排线插头。

安装关掉PC机电源，将采集卡USB电缆插入主机的任何一个USB插槽中并将外部的输入、输出线连好。

如果主机有多套USB采集卡，请每次只安装一个采集卡。

软件启动安装请参看第3章说明。

保修本产品自售出之日起一年内，用户遵守储存、运输和使用要求，而产品质量不合要求，免费维修。

因违反操作规定和要求而造成损坏的，需缴纳器件费和维修费及相应的运输费用，如果板卡有明显烧毁、烧糊情况原则上不予维修。

注意：1、如使用外接电源，请一定先检查确认电源极性及电压符合技术要求，并使用合格电源（如某些电源在开关时易产生强感应电压而击穿板卡）。

2、所有与板卡连接的输入、输出信号端都不能超过技术要求的电压幅度及包含有强感应脉冲电压，以免造成板卡损坏。

3、不可带电焊接板卡任何接线端及带电插拔接线接口器。

目录一、模块说明◆USB-DMP609采集卡简介◆主要特点及性能二、原理◆简介◆模拟输入及ＡＤ数据计算１、模块输入２、ＡＤ转换数据的计算◆ＤＡ部分原理及数据计算◆开关量输入／输出部分的原理◆计数器、频率计◆脉冲及模拟波形发生器◆PWM三、安装与连接◆安装◆信号连接注意事项◆连接器插座的定义１、Ｊ１的定义２、Ｊ２的定义３、电源插口４、ＵＳＢ插座◆常用信号的连接与处理四、软件◆软件的安装及说明◆操作函数说明１、设备操作函数２、ＡＤ操作函数３、ＤＡ操作函数４、开关量输入／输出操作函数５、计数器操作函数◆应用程序编程说明五、附录◆USB-DMP609模块示意图一、USB-DMP609说明DMP609采集卡简介DMP609是一款USB2.0总线16位AD数据采集卡，具有16路单端模拟输入，内置程控增益控制，板载FIFO存储系统，可进行设定点数或循环采集的内部时钟触发高速连续采样（最高采样时钟达250KHz），全部工作在软件设置模式、二路12位DA输出、开关量16路输入／输出全程控并可位设置及位读取、一路16位计数器及频率计、一路程控宽频率范围(550Hz-65KHz)的脉冲及各种模拟波形输出、二路程控可调基频脉宽调制(PWM)器。

USB-120316路12位AD，2路12位DA，16路DIO，2路24位脉冲记数，2路24位PWM输出板用户使用手册北京新超仁达科技有限公司2011．7二、概述 (4)三、主要特点、性能 (4)四、原理说明 (5)4.1、逻辑框图 (5)4.2、工作原理简述 (5)五、使用 (6)5.1、JP3、JP4：AD输入量程选择 (6)5.2、A/D注意事项 (6)5.3、JP1、JP2：DA输出量程选择 (6)5.4、D/A注意事项： (6)5.5、ID设置：（四位拨码开关SW设置） (6)5.6、测频原理 (7)5.7、PWM输出原理 (8)六、引脚定义 (9)6.1、模拟输入输出引脚定义 (9)6.2、数字量输入输出、脉冲输入、脉冲输出引脚定义 (10)七、电位器功能与输出码制对应关系 (10)7.1、四个电位器RW1、RW2、RW3、RW4，功能：调整A/D (10)7.2、两个电位器RW5、RW6功能：调整D/A (11)7.3、输出码制对应关系 (11)7.3.1、模拟量输入的数据格式 (11)7.3.2、码制 (11)八、常用信号的连接、处理 (12)8.1、模拟输入低通滤波： (12)8.2、模式的电流/电压变换： (12)8.3、外部模拟输入信号的接法： (13)8.4、数字量输出接法： (13)九、软件 (13)USB-1203的软件包括USB-1203驱动程序，动态链接库及调用例程。

(13)9.1、驱动安装 (13)9.2、测试程序 (16)9.3、函数调用说明 (16)9.4、DLL函数全部是WINAPI调用约定的，即_stdcall接口 (21)9.5、关于USB1203.dll位置的说明 (22)9.6、驱动文件 (22)十、编程指导 (22)10.1、VC程序编程说明 (22)10.2、VB程序编程说明 (23)10.3、LabVIEW程序编程说明 (23)10.4、LabWindows/CVI编程说明 (23)10.5、Delphi程序编程说明 (23)十一、维修服务 (24)11.1产品完整性 (24)11.2维修 (24)11.3服务 (24)USBUSB--1203多功能卡一、前言信息社会的发展，在很大程度上取决于信息与信号处理技术的先进性。

产品规范USB-621016 AI（16位、250 kS/s）、4 DI、4 DO USB 多功能I/O设备定义担保产品规范给出了型号在规定操作条件下的性能，其中内容涵盖于型号质量担保中。

下列特性产品规范给出了型号在规定操作条件下使用的相关值，但其中内容未涵盖于型号质量担保中。

•常规产品规范给出了多数型号符合的性能。

•额定产品规范给出了基于设计、一致性测试或补充测试的属性。

除非另外声明，否则产品规范为常规产品规范。

条件除非另外声明，否则下列规范的适用温度均为25 °C。

模拟输入通道数8个差分或16个单端ADC分辨率16位DNL保证无丢失代码INL请参考AI绝对精度采样率单通道最大值250 kS/s多通道最大值（多路综合）250 kS/s最小值0 S/s定时精度采样率的50 ppm定时分辨率50 ns输入耦合DC输入范围±0.2 V、±1 V、±5 V、±10 V±10.4 V，AI GND模拟输入的最大工作电压（信号+共模）CMRR（DC至60 Hz）100 dB输入阻抗设备开启AI+对AI GND>10 GΩ，与100 pF电容并联AI-对AI GND>10 GΩ，与100 pF电容并联设备关闭AI+对AI GND1,200 ΩAI-对AI GND1,200 Ω输入偏置电流±100 pA串扰(100 kHz)相邻通道-75 dB非相邻通道-90 dB小信号带宽(-3 dB)450 kHz输入FIFO容量4,095个采样扫描列表内存4,095项数据传输USB信号流、编程控制I/O 所有模拟输入和SENSE通道的过压保护设备开启±30 V，最多2个AI引脚设备关闭±20 V，最多2个AI引脚过压时的输入电流±20 mA/AI引脚，最大值多通道测量的稳定时间精度、全幅跳变、全量程跳变的±90 ppm (±6 LSB) 4 μs转换间隔跳变的±30 ppm (±2 LSB) 5 μs转换间隔跳变的±15 ppm (±1 LSB)7 μs转换间隔2||USB-6210产品规范典型特性图图1. 稳定误差和不同源阻抗时间的关系误差（跳变大小的p p m ）时间 (µs)图2. AI CMRR40608010012060100 1 k 10 k 100 k频率 (Hz)C M R R (d B )140AI 绝对精度（担保）注： 自设备外部校准起，表中给出精度的有效期为一年。

DAQ1625 16 位 250KHzCPCI 多功能模拟及数字输入/输出数据采集卡特点⍓3U CPCI，兼容 PICMG 2.0R3.0⍓16 位，250-kHz A/D 采样⍓8 通道差分/16 通道单端模拟输入 (软件选择)⍓采样时钟： 4 微秒, 5 微秒, 10 微秒,20 微秒⍓支持外部同步保持（SSH）技术⍓100% 数字校准⍓512 个通道/增益扫描缓冲器⍓2048 字节的数据缓冲器⍓2 路 16 位 250 千赫兹模拟输出⍓支持多种触发方式：内部/外部触发、模拟/数字触发、软件触发⍓8 路多用途数字 I/O 可设置为输入或输出规格模拟输入分辨率16 位（不丢码）通道数16路单端/8 路差分接线端口68 芯 SCSI 接口增益选择1,2 (可升级为 1, 2, 4, 8,16) 软件可选择输入电压范围(可通过扫描列表编程选择)双极性±10V, ±5V,单极性0V~ 10V, 0V~ 5V,建立时间在满量程范围内 4 微秒稳定到 1 LSB最大输入电压±11V（相对于模拟地）过压保护±35V输入阻抗 1 兆欧姆模数转换规格A/D 类型逐次逼近, 最大转换率为每秒 25 万采样点转换时间 1.25 微秒采样时间 2.75 微秒信噪比90 dB 典型值 @100 kHz总谐波失真(THD)–100 dB 典型值 @100 kHzDC 精确度转换噪音0.7 LSB不丢码16 位AC 精确度转换噪音90 分贝不丢码-100 分贝数据传输支持 DMA 数据传输输入扫描列表扫描列表深度2048 字节扫描列表参数内部/外部通道，增益, 单/双极性采样率(列表之间)可编程 4 微秒, 5 微秒, 10 微秒, 20 微秒采样时钟(通道间)可编程每秒 25 万次到 7 分钟一次通道间同步时钟每个同步时钟单位为 0.05 微秒010-********(北京)*************(上海), 950-40399029#(深圳) 北京康泰电子有限公司 Email: **********************模拟输出分辨率通道数输出电压范围同步输出输出缓冲数字输入输出通道数输入/输出电平:定时器/计数器通道数输入频率触发电平输出物理规格功耗操作温度范围存储温度范围尺寸软件支持⍓Visual C++®⍓Visual Basic®⍓Delphi⍓Visual C#®⍓Visual Basic® .NET ⍓Drivers for LabVIEW® ⍓Drivers for DASYLab® 应用领域⍓数据采集⍓测试测量⍓频谱分析⍓医疗仪器⍓过程控制⍓实验室自动化DAQ1625 DAQ1625A16 位N/A2 0±10V,0~ +10V支持每通道 256 个点8 个可设置为输入输出LVTTL1 个 32 位独立定时器，1 个 32 位自由定时器最大 10 兆赫兹LVTTL1 兆赫兹到 1/4,294,967,296兆赫兹正常工作 5W0˚C到+60˚C-40˚C到+80˚C160毫米宽x 100毫米长x20.3 毫米高(6.3 ” x 3.94 ” x0.8 ”英寸)接线端口定义AIN CH8 AIN CH034 68AIN CH1 33 67 AIN GNDAIN GND 32 66 AIN CH9AIN CH10 31 65 AIN CH2AIN CH3 30 64 AIN GNDAIN GND 29 63 AIN CH11AIN CH4 28 62 SE GNDAIN GND 27 61 AIN CH12AIN CH13 26 60 AIN CH5AIN CH6 25 59 AIN GNDAIN GND 24 58 AIN CH14AIN CH15 23 57 AIN CH7VO DA0 22 56 AIN GNDVO DA1 21 55 AO GNDDA REF 20 54 AO GNDMPIO4 19 53 DIG GNDDIG GND 18 52 MPIO0MPIO1 17 51 MPIO5MPIO6 16 50 DIG GNDDIG GND 15 49 MPIO2+15V 14 48 MPIO7DIG GND 13 47 MPIO3-15V 12 46 EX GN0TRIG 11 45 EX GN1Ext INT 10 44 DIG GNDDIG GND 9 43 EX CH0+5V 8 42 EX CH1DIG GND 7 41 EX CH2Ext SCL 6 40 EX CH3Ext SDA 5 39 DIG GNDDIG GND 4 38 SSHCTR0 GATE 3 37 CTR0 INCTR0 OUT 2 36 CONN/GNDCLK OUT 1 35 DIG GND68-Pin IO Connector Pin Assignment010-********(北京)*************(上海), 950-40399029#(深圳)北京康泰电子有限公司 Email: **********************。

USB数据采集卡 V1.2使用说明书USB2.0 总线AD 采集模块8 路差分/16路单端输入12位 100KHz AD，10K 缓存6 路单向输入口/6 路单向输出口新郑市恒凯电子科技有限公司2015/8在开始使用前请仔细阅读下面说明检查打开包装请查验如下：¾USB 数据采集卡V1.2一块；¾高屏蔽USB数据传输电缆一根；出厂默认设置：¾硬件量程设置为-10V-10V（量程代码为1）¾板卡硬件ID设置为1保修本产品自售出之日起一年内，用户遵守储存、运输和使用要求，而产品质量不合要求，凭保修单免费维修。

因违反操作规定和要求而造成损坏的，需缴纳器件费及相应的运输费用，如果板卡有明显烧毁、烧糊情况原则上不予维修。

如果板卡开箱测试有问题，可以免费维修（限购买板卡10天内）。

软件支持服务自销售之日起提供6个月的免费开发咨询。

文档修改：16.06.07 修改了3.4节、4.1.1节的内容。

更正了4.2节中的错误。

16.06.20 修改了2.2、2.3节的内容。

修改了板卡配图。

16.08.12 更正了4.2节中的错误。

目录一、 USB 数据采集卡V1.2 说明 (1)1.1 板卡简介 (1)1.2 主要特点、性能 (1)1.2.1 AD 部分 (1)1.2.2 开关量输入输出 (2)1.3 软件支持 (2)二、性能指标 (3)2.1 USB总线性能 (3)2.2 模拟信号输入 (3)2.3 模拟信号输出 (3)2.4 数字信号输入/输出 (3)2.5 PWM测量输入 (4)2.6 计数器 (4)2.7 PWM输出 (4)2.8 工作温度 (4)三、安装与连接 (5)3.1 安装 (5)3.1.1 关于USB (5)3.1.2 USB通信 (5)3.2 信号连接注意事项 (5)3.3 端子定义及排序说明 (6)3.4 板卡量程设置说明 (7)3.5 板卡ID设置 (8)四、软件的安装与使用 (10)4.1 驱动的安装与软件的使用 (10)4.1.1 驱动的安装 (10)4.1.2 软件的使用 (12)4.2 接口函数说明 (14)4.2.1 设备操作函数 (15)4.2.2 AD操作函数 (15)4.2.3 其它输入输出操作函数 (19)4.2.4 多板卡同时使用相关函数 (22)五、客户程序使用采集卡教程 (24)5.1 VC编程教程 (24)5.2 编程教程 (24)5.3 LABVIEW编程教程 (25)5.4 Labwidows/CVI (28)一、 USB 数据采集卡V1.2 说明恒凯电子-USB数据采集卡采用USB2.0高速总线接口，总线极具易用性，即插即用，是便携式系统用户的最佳选择，可以完全取代以往的PCI卡。

DEVICE SPECIFICATIONSNI 6251M Series Data Acquisition:16 AI, 1.25 MS/s, 24 DIO, 2 AOThe following specifications are typical at 25 °C, unless otherwise noted. For more information about the NI 6251, refer to the M Series User Manual available at / manuals.Analog InputNumber of channels8 differential or 16 single endedADC resolution16 bitsDNL No missing codes guaranteedINL Refer to the AI Absolute Accuracy section Sample rateSingle channel maximum 1.25 MS/sMultichannel maximum (aggregate) 1.00 MS/sMinimum No minimumTiming resolution50 nsTiming accuracy50 ppm of sample rateInput coupling DCInput range±0.1 V, ±0.2 V, ±0.5 V, ±1 V, ±2 V, ±5 V,±10 V±11 V of AI GNDMaximum working voltage for analoginputs (signal + common mode)CMRR (DC to 60 Hz)100 dBInput impedanceDevice onAI+ to AI GND>10 GΩ in parallel with 100 pFAI- to AI GND>10 GΩ in parallel with 100 pFDevice offAI+ to AI GND820 ΩAI- to AI GND820 ΩInput bias current±100 pACrosstalk (at 100 kHz)Adjacent channels-75 dBNon-adjacent channels-95 dBSmall signal bandwidth (-3 dB) 1.7 MHzInput FIFO size4,095 samplesScan list memory4,095 entriesData transfersPCI/PCI Express/PXI/PXI Express DMA (scatter-gather), interrupts,programmed I/OUSB USB Signal Stream, programmed I/O Overvoltage protection for all analog input and sense channelsDevice on±25 V for up to four AI pinsDevice off±15 V for up to four AI pinsInput current during overvoltage condition±20 mA maximum/AI pin Settling Time for Multichannel Measurements2| | NI 6251 Device SpecificationsTypical Performance GraphsFigure 1. Settling Error versus Time for Different Source ImpedancesTime (µs)E r r o r (p p m o f S t e p S i z e )Figure 2. AI Small Signal Bandwidth–8–7–6–5–4–3–2–1011 k10 k100 k1000 k10000 kFrequency (Hz)N o r m a l i z e d S i g n a l A m p l i t u d e (d B )NI 6251 Device Specifications | © National Instruments | 3Figure 3. AI CMRRFrequency (Hz)CMRR(dB)AI Absolute AccuracyNote Accuracies listed are valid for up to two years from the device externalcalibration.4| | NI 6251 Device SpecificationsNote Sensitivity is the smallest voltage change that can be detected. It is a functionof noise.Gain tempco13 ppm/°CReference tempco 1 ppm/°CINL error60 ppm of rangeAI Absolute Accuracy EquationAbsoluteAccuracy = Reading · (GainError) + Range · (OffsetError) + NoiseUncertainty GainError = ResidualAIGainError + GainTempco · (TempChangeFromLastInternalCal) + ReferenceTempco · (TempChangeFromLastExternalCal)OffsetError = ResidualAIOffsetError + OffsetTempco ·(TempChangeFromLastInternalCal) + INLErrorNoiseUncertainty100 points.AI Absolute Accuracy ExampleAbsolute accuracy at full scale on the analog input channels is determined using the following assumptions:•TempChangeFromLastExternalCal = 10 °C •TempChangeFromLastInternalCal = 1 °C•number_of_readings = 100•CoverageFactor = 3 σFor example, on the 10 V range, the absolute accuracy at full scale is as follows: GainError = 60 ppm + 13 ppm · 1 + 1 ppm · 10 = 83 ppmOffsetError = 20 ppm + 21 ppm · 1 + 60 ppm = 101 ppmAbsoluteAccuracy = 10 V · (GainError) + 10 V · (OffsetError) + NoiseUncertainty = 1,920 µVAnalog TriggersNumber of triggers1Source AI <0..15>, APFI 0Functions Start Trigger, Reference Trigger,Pause Trigger, Sample Clock, Convert Clock,Sample Clock TimebaseNI 6251 Device Specifications| © National Instruments| 5Source levelAI <0..15>±Full scaleAPFI 0±10 VResolution10 bits, 1 in 1,024Modes Analog edge triggering, analog edge triggeringwith hysteresis, and analog window triggering Bandwidth (-3 dB)AI <0..15> 3.4 MHzAPFI 0 3.9 MHzAccuracy±1%APFI 0 characteristicsInput impedance10 kΩCoupling DCProtection, power on±30 VProtection, power off±15 VAnalog OutputNumber of channels2DAC resolution16 bitsDNL±1 LSBMonotonicity16 bit guaranteedAccuracy Refer to the AO Absolute Accuracy section Maximum update rate1 channel 2.86 MS/s2 channels 2.00 MS/s per channelTiming accuracy50 ppm of sample rateTiming resolution50 nsOutput range±5 V, ±10 V, ±external reference on APFI 0 Output coupling DCOutput impedance0.2 ΩOutput current drive±5 mAOverdrive protection±25 VOverdrive current20 mA6| | NI 6251 Device SpecificationsPower-on state ±5 mV 1Power-on glitch 1.5 V peak for 1.5 sOutput FIFO size 8,191 samples shared among channels used Data transfersPCI/PCI Express/PXI/PXI Express DMA (scatter-gather), interrupts,programmed I/OUSBUSB Signal Stream, programmed I/O AO waveform modesNon-periodic waveform, periodic waveform regeneration mode from onboard FIFO,periodic waveform regeneration from host buffer including dynamic update Settling time, full-scale step,15 ppm (1 LSB) 2 µs Slew rate20 V/µs Glitch energy at midscale transition, ±10 V rangeMagnitude 10 mV Duration1 µsAO Absolute AccuracyAbsolute accuracy at full-scale numbers is valid immediately following internal calibrationand assumes the device is operating within 10 °C of the last external calibration.Note Accuracies listed are valid for up to two years from the device externalcalibration.Reference tempco 1 ppm/°C INL error64 ppm of range1When the USB Screw Terminal device is powered on, the analog output signal is not defined until after USB configuration is complete.NI 6251 Device Specifications | © National Instruments | 7AO Absolute Accuracy EquationAbsoluteAccuracy = OutputValue · (GainError) + Range · (OffsetError )GainError = ResidualGainError + GainTempco · (TempChangeFromLastInternalCal ) +ReferenceTempco · (TempChangeFromLastExternalCal )OffsetError = ResidualOffsetError + AOOffsetTempco ·(TempChangeFromLastInternalCal) + INLErrorExternal ReferenceAPFI 0 characteristicsInput impedance 10 kΩCouplingDC Protection, device on ±30 V Protection, device off ±15 V Range ±11 V Slew rate20 V/μsFigure 4. AO External Reference BandwidthFrequency (Hz)N o r m a l i z e d A O A m p l i t u d e A t t e n u a t i o n (d B )Digital I/O/PFIStatic CharacteristicsNumber of channels 24 total, 8 (P0.<0..7>),16 (PFI <0..7>/P1, PFI <8..15>/P2)Ground referenceD GND8 | | NI 6251 Device SpecificationsDirection control Each terminal individually programmable asinput or outputPull-down resistor50 kΩ typical, 20 kΩ minimumInput voltage protection±20 V on up to two pins2 Waveform Characteristics (Port 0 Only)Terminals used Port 0 (P0.<0..7>)Port/sample size Up to 8 bitsWaveform generation (DO) FIFO2,047 samplesWaveform acquisition (DI) FIFO2,047 samplesDI Sample Clock frequencyPCI/PCI Express/PXI/PXI Express0 MHz to 10 MHz, system and bus activitydependentUSB0 MHz to 1 MHz, system and bus activitydependentDO Sample Clock frequencyPCI/PCI Express/PXI/PXI ExpressRegenerate from FIFO0 MHz to 10 MHzStreaming from memory0 to 10 MHz, system and bus activitydependentUSBRegenerate from FIFO0 MHz to 10 MHzStreaming from memory0 MHz to 1 MHz, system and bus activitydependentData transfersPCI/PCI Express/PXI/PXI Express DMA (scatter-gather), interrupts,programmed I/OUSB USB Signal Stream, programmed I/ODI or DO Sample Clock source3Any PFI, RTSI, AI Sample or Convert Clock,AO Sample Clock, Ctr n Internal Output, andmany other signals2Stresses beyond those listed under Input voltage protection may cause permanent damage to the device.3The digital subsystem does not have its own dedicated internal timing engine. Therefore, a sample clock must be provided from another subsystem on the device or an external source.NI 6251 Device Specifications| © National Instruments| 9PFI/Port 1/Port 2 FunctionalityFunctionality Static digital input, static digital output,timing input, timing outputTiming output sources Many AI, AO, counter, DI, DO timing signals Debounce filter settings125 ns, 6.425 µs, 2.56 ms, disable; high andlow transitions; selectable per input Recommended Operating ConditionsElectrical Characteristics10| | NI 6251 Device SpecificationsDigital I/O CharacteristicsFigure 5. P0.<0..7>: I oh versus V ohV oh (V)I o h (m A )Figure 6. PFI <0..15>/P1/P2: I oh versus V oh–50–45–40–35–30–25–20–15–10–50V oh (V)I o h (m A )Figure 7. P0.<0..7>: I ol versus V olV ol (V)I o l (m A )Figure 8. PFI <0..15>/P1/P2: I ol versus V olV ol (V)I o l (m A )General-Purpose Counters/TimersNumber of counter/timers 2Resolution32 bitsCounter measurements Edge counting, pulse, semi-period, period,two-edge separationPosition measurements X1, X2, X4 quadrature encoding with Channel Z reloading; two-pulse encoding Output applicationsPulse, pulse train with dynamic updates,frequency division, equivalent time samplingInternal base clocks80 MHz, 20 MHz, 0.1 MHzExternal base clock frequency0 MHz to 20 MHzBase clock accuracy50 ppmInputs Gate, Source, HW_Arm, Aux, A, B, Z,Up_DownRouting options for inputs Any PFI, RTSI, PXI_TRIG, PXI_STAR,analog trigger, many internal signalsFIFO 2 samplesData transfersPCI/PCI Express/PXI/PXI Express Dedicated scatter-gather DMA controller foreach counter/timer; interrupts, programmed I/O USB USB Signal Stream, programmed I/OFrequency GeneratorNumber of channels1Base clocks10 MHz, 100 kHzDivisors 1 to 16Base clock accuracy50 ppmOutput can be available on any output PFI or RTSI terminal.Phase-Locked Loop (PLL)Note PCI/PCI Express/PXI/PXI Express devices only.Number of PLLs1Reference signal PXI_STAR, PXI_CLK10, RTSI <0..7> Output of PLL80 MHz Timebase; other signals derived from80 MHz Timebase including 20 MHz and100 kHz TimebasesExternal Digital TriggersSource Any PFI, RTSI, PXI_TRIG, PXI_STAR Polarity Software-selectable for most signalsAnalog input function Start Trigger, Reference Trigger,Pause Trigger, Sample Clock, Convert Clock,Sample Clock TimebaseAnalog output function Start Trigger, Pause Trigger, Sample Clock,Sample Clock TimebaseCounter/timer function Gate, Source, HW_Arm, Aux, A, B, Z,Up_DownSample ClockDigital waveform generation (DO)functionDigital waveform acquisition (DI)Sample ClockfunctionDevice-to-Device T rigger BusPCI/PCI Express RTSI <0..7>4PXI/PXI Express PXI_TRIG <0..7>, PXI_STARUSB source NoneOutput selections10 MHz Clock, frequency generator output,many internal signalsDebounce filter settings125 ns, 6.425 μs, 2.56 ms, disable; high andlow transitions; selectable per inputBus InterfacePCI/PXI 3.3 V or 5 V signal environmentPCI ExpressForm factor x1 PCI Express, specification v1.0a compliant Slot compatibility x1, x4, x8, and x16 PCI Express slots5PXI ExpressForm factor x1 PXI Express peripheral module,specification rev 1.0 compliant Slot compatibility x1 and x4 PXI Express or PXI Express hybridslots4In other sections of this document, RTSI refers to RTSI <0..7> for the PCI/PCI Express devices or PXI_TRIG <0..7> for PXI/PXI Express devices.5Some motherboards reserve the x16 for graphics use. For PCI Express guidelines, refer to / pciexpress.USB USB 2.0 Hi-Speed or full-speed6, 7DMA channels (PCI/PCI Express/ PXI/PXI Express)6, can be used for analog input, analog output, digital input, digital output, counter/timer 0, counter/timer 1USB Signal Stream4, can be used for analog input, analog output,digital input, digital output, counter/timer 0,counter/timer 1The PXI device supports one of the following features:•May be installed in PXI Express hybrid slots•Or, may be used to control SCXI in PXI/SCXI combo chassisThe PXI Express device can be installed in PXI Express slots or PXI Express hybrid slots.Power RequirementsCurrent draw from bus during no-load condition8PCI/PXI+5 V0.03 A+3.3 V0.725 A+12 V0.35 APCI Express+3.3 V0.925 A+12 V0.35 A6If you are using an USB M Series device in full-speed mode, device performance will be lower and you will not be able to achieve maximum sample/update rates.7Operating on a full-speed bus may result in lower performance.8Does not include P0/PFI/P1/P2 and +5 V terminals.PXI Express+3.3 V0.45 A+12 V0.5 ACurrent draw from bus during AI and AO overvoltage condition8PCI/PXI+5 V0.03 A+3.3 V 1.2 A+12 V0.38 APCI Express+3.3 V 1.4 A+12 V0.38 APXI Express+3.3 V0.48 A+12 V0.71 ACaution USB devices must be powered with an NI offered AC adapter or aNational Electric Code (NEC) Class 2 DC source that meets the power requirementsfor the device and has appropriate safety certification marks for country of use. USB power supply requirements11 to 30 VDC, 20 W, locking or non-lockingpower jack with 0.080 in. diameter center pin,5/16-32 thread for locking collarsCurrent LimitsCaution Exceeding the current limits may cause unpredictable behavior by thedevice and/or PC/chassis.PCI, +5 V terminal 1 A maximum9PCI ExpressWithout disk drive power connector installed+5 V terminals combined0.35 A maximum90.39 A maximumP0/PFI/P1/P2 and +5 Vterminals combined9Older revisions have a self-resetting fuse that opens when current exceeds this specification. Newer revisions have a traditional fuse that opens when current exceeds this specification. This fuse is not customer-replaceable; if the fuse permanently opens, return the device to NI for repair.With disk drive power connector installed+5 V terminal 1 A maximum9P0/PFI/P1/P2 combined0.39 A maximumPXI/PXI Express+5 V terminal 1 A maximum9P0/PFI/P1/P2 and +5 V terminalscombined2 A maximumUSB+5 V terminal 1 A maximum9P0/PFI/P1/P2 and +5 V terminalscombined2 A maximumPower supply fuse 2 A, 250 VPhysical CharacteristicsDimensionsPCI printed circuit board10.6 cm × 15.5 cm (4.2 in. × 6.1 in.) PCI Express printed circuit board9.9 cm × 16.8 cm (3.9 in. × 6.6 in.)(half-length)PXI/PXI Expressprinted circuit boardStandard 3U PXIUSB Screw Terminal enclosure (includes connectors)26.67 cm × 17.09 cm × 4.45 cm (10.5 in. × 6.73 in. × 1.75 in.)USB BNC enclosure (includes connectors)28.6 cm × 17 cm × 6.9 cm (11.25 in. × 6.7 in. × 2.7 in.)USB Mass Termination enclosure (includes connectors)18.8 cm × 17.09 cm × 4.45 cm (7.4 in. × 6.73 in. × 1.75 in.)USB OEM Refer to the NI USB-622x/625x/628x OEMUser GuideWeightPCI149 g (5.2 oz)PCI Express161 g (5.7 oz)PXI222 g (7.8 oz)PXI Express208 g (7.3 oz)USB Screw Terminal 1.2 kg (2 lb 10 oz)USB Mass Termination816 g (1 lb 12.8 oz)USB OEM140 g (4.9 oz)I/O connectorPCI/PCI Express/PXI/PXI Express 1 68-pin VHDCIUSB Screw Terminal64 screw terminalsUSB BNC21 BNCs and 30 screw terminalsMass Termination 1 68-pin SCSIPCI Express disk drive power Standard ATX peripheral connector(not serial ATA)16 to 28 AWGUSB Screw Terminal/BNC screw terminalwiringCalibrationRecommended warm-up timePCI/PXI/PCI Express/PXI Express15 minutesUSB30 minutesCalibration interval 2 yearsMaximum Working VoltageMaximum working voltage refers to the signal voltage plus the common-mode voltage. Channel-to-earth11 V, Measurement Category I Measurement Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage. MAINS is a hazardous live electrical supply system that powers equipment. This category is for measurements of voltages from specially protected secondary circuits. Such voltage measurements include signal levels, special equipment, limited-energy parts of equipment, circuits powered by regulated low-voltage sources, and electronics.Caution Do not use for measurements within Categories II, III, or IV.Note Measurement Categories CAT I and CAT O (Other) are equivalent. These testand measurement circuits are not intended for direct connection to the MAINSbuilding installations of Measurement Categories CAT II, CAT III, or CAT IV.EnvironmentalOperating temperaturePCI/PXI/PXI Express0 ºC to 55 ºCPCI Express0 ºC to 50 ºCUSB0 ºC to 45 ºCStorage temperature-20 ºC to 70 ºCHumidity10% RH to 90% RH, noncondensing Maximum altitude2,000 mPollution Degree (indoor use only)2Indoor use only.Shock and Vibration (PXI and PXI Express Only)Operational shock30 g peak, half-sine, 11 ms pulse (Tested inaccordance with IEC 60068-2-27. Test profiledeveloped in accordance withMIL-PRF-28800F.)Random vibrationOperating 5 Hz to 500 Hz, 0.3 g rmsNonoperating 5 Hz to 500 Hz, 2.4 g rms (Tested in accordancewith IEC 60068-2-64. Nonoperating testprofile exceeds the requirements ofMIL-PRF-28800F, Class 3.)SafetyThis product is designed to meet the requirements of the following electrical equipment safety standards for measurement, control, and laboratory use:•IEC 61010-1, EN 61010-1•UL 61010-1, CSA 61010-1Note For UL and other safety certifications, refer to the product label or the OnlineProduct Certification section.Electromagnetic CompatibilityThis product meets the requirements of the following EMC standards for electrical equipment for measurement, control, and laboratory use:•EN 61326-1 (IEC 61326-1): Class A emissions; Basic immunity•EN 55011 (CISPR 11): Group 1, Class A emissions•AS/NZS CISPR 11: Group 1, Class A emissions•FCC 47 CFR Part 15B: Class A emissions•ICES-001: Class A emissionsNote In the United States (per FCC 47 CFR), Class A equipment is intended foruse in commercial, light-industrial, and heavy-industrial locations. In Europe,Canada, Australia, and New Zealand (per CISPR 11) Class A equipment is intendedfor use only in heavy-industrial locations.Note Group 1 equipment (per CISPR 11) is any industrial, scientific, or medicalequipment that does not intentionally generate radio frequency energy for thetreatment of material or inspection/analysis purposes.Note For EMC declarations and certifications, refer to the Online ProductCertification section.CE ComplianceThis product meets the essential requirements of applicable European Directives, as follows:•2014/35/EU; Low-V oltage Directive (safety)•2014/30/EU; Electromagnetic Compatibility Directive (EMC)•2011/65/EU; Restriction of Hazardous Substances (RoHS)Online Product CertificationRefer to the product Declaration of Conformity (DoC) for additional regulatory compliance information. To obtain product certifications and the DoC for this product, visit / certification, search by model number or product line, and click the appropriate link in the Certification column.Environmental ManagementNI is committed to designing and manufacturing products in an environmentally responsible manner. NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers.For additional environmental information, refer to the Minimize Our Environmental Impact web page at /environment. This page contains the environmental regulations and directives with which NI complies, as well as other environmental information not included in this document.Waste Electrical and Electronic Equipment (WEEE) EU Customers At the end of the product life cycle, all NI products must bedisposed of according to local laws and regulations. For more information abouthow to recycle NI products in your region, visit /environment/weee.电子信息产品污染控制管理办法（中国RoHS）中国客户National Instruments符合中国电子信息产品中限制使用某些有害物质指令(RoHS)。

16路模拟量输入模块使用说明一.概述16通道模拟量(电压电流信号)采集模块,采用最新技术和进口原装芯片.具有精度高,性能稳定,抗干扰强，隔离，高速经济的特点,能在恶劣环境下运行. RS485接口,支持Modbus RTU ,DECON标准协议,停止位和波特率随意设置，是PLC控制系统扩展热电偶采集的最佳选择.可以直接连接PLC、DCS以及国内外各种组态软件（亚控组态力控组态MCGS等等）。

二.技术指标型号：TDAM7016V 通道数： 16通道通过软件设置各通讯输入类型电流采集范围:±20mA, 0-20 mA, 4-20Ma电压采集范围:±1000mV或±10V ±5V,±100mV,±500mV, ±1V精度：0.1级 分辩率: 24位 扫描周期：100ms采样频率：AD采样频率每通道1000次/秒，数据刷新1.5次/秒通讯接口：RS485接口.光电隔离，ESD保护.标准协议：MODBUS-RTU DECON协议 通讯距离：1200米，可加中继延长工作电源：9-36VDC 功耗: 1.0W 相对湿度:≤85% RH 无凝结冷端补偿误差： <±1℃. 环境温度：温度-20～70℃安装方式：DIN35mm标准导轨卡装或螺钉固定. 产品外观尺寸：L138*W86*H63mm三．功能和特点z16路差分输入:提供高过压保护和传感器断线检测功能；抗干扰强隔离，高速经济,使用范围广.z采样频率： AD采样频率每通道1000次/秒，数据刷新1.5次/秒z通讯接口： RS485接口. 隔离电压： 3000 VDC.z RS485通信： 光电隔离，ESD保护.通信部分电源隔离，信号采用高速光耦光电隔离，使通信更稳定可过压过流保护，TVS管保护，全方位保护通信芯片！z标准协议： 支持DCON和Modbus RTU协议，停止位和波特率随意设置，是PLC控制系统扩展模拟量或热电偶采集的最佳选择.z业界独创1： 采用PT1000作为冷端补偿，冷端补偿温度精度更高，性能更稳定,模块内置测温元件，自动完成热电偶冷端温度补偿;z业界独创2: 唯一能采2000多度的钨铼型热电偶z热电偶输入过压保护：±220V. 输入阻抗： 20兆欧姆.z电源输入端: 具有直流滤波器功能，抗干扰能力强，适用于恶劣环境下运行.z50Hz与60Hz工频干扰抑制：CMR>120dB NMR>80dB.z软 件: 随货免费配送设置软件,功能更强大，一键搜索，再也不需烦琐的硬件跳线来实现 参数设置.z接线端子: 插拔式端子;安 装: 装卸简单灵活.安装（如下图）：四.应用领域SMT行业温度数据监测 电子设备厂温度数据监测电子产品的温度数据监测 冷藏库温度监测仓库温度监测 药厂GMP监测系统环境监测 电信机房监测过程温度监测 啤酒生产空调监测 石油仪器设备机房环境监测工程 库房环境监测工程塑料机械设备数据监测 高校等做实验菜棚/养殖棚的温湿度监测….五. 所需配件：z转换器:RS232转485(有源/无源/USB转)z开关电源24V/2A 3Az传感器z电脑。