NI 9381 Datasheet - National Instruments

1 DATASHEETNI 93818 AI/8 AO/4 DIO, 0 V to 5 V, 12 Bit, 20 kS/s Aggregate DSUB connectivity 4 LVTTL lines with a 1 MHz update rateThe NI 9381 multifunction I/O module for CompactRIO systems. The NI 9381 combinescommon I/O circuitry into a single module to help system designers fit more functionality intoa single ContentsAccessories Front-Mount NI 9923 Screw-Terminal Block Cable DSUB Cable, 1 m (778621-01) Din-Rail Spring-Terminal Block (778676-01) NI 9381 NI 9381 Getting Started GuideResolutionChannelsProductNameMeasur ementTypeNI 9381 MODULE COMPARISONC onnectivityRange12 BitAINI 92018 Screw-terminal,Spring-terminal,DSUB 10 V16 BitAO NI 92634 Screw-terminal,Spring-terminal 10 VNI 9381AI, AO,DIO8 AI, 8 AO,4 DIO12 BitDSUB0 V to 5 V,3 V TTLNI 9401 DIO8 DSUB5 V TTL NI C Series OverviewNI provides more than 100 C Series modules for measurement, control, and communicationapplications. C Series modules can connect to any sensor or bus and allow for high-accuracymeasurements that meet the demands of advanced data acquisition and control applications.

2 Measurement-specific signal conditioning that connects to an array of sensors and signals Isolation options such as bank-to-bank, channel-to-channel, and channel-to-earth ground -40 C to 70 C temperature range to meet a variety of application and environmentalneeds Hot-swappableThe majority of C Series modules are supported in both CompactRIO and CompactDAQplatforms and you can move modules from one platform to the other with no combines an open-embedded architecturewith small size, extreme ruggedness, and C Seriesmodules in a platform powered by the NI LabVIEW reconfigurable I/O (RIO) architecture. Each systemcontains an FPGA for custom timing, triggering, andprocessing with a wide array of available modular I/O tomeet any embedded application | | NI 9381 DatasheetSoftwareLabVIEW Professional Development System for Windows Use advanced software tools for large project development Use advanced measurement analysis and digital signal processing Take advantage of open connectivity with DLLs, ActiveX,and.

3 NET objects Build DLLs, executables, and MSI installersNI LabVIEW FPGA Module Design FPGA applications for NI RIO hardware Program with the same graphical environment used for desktop andreal-time applications Execute control algorithms with loop rates up to 300 MHz Implement custom timing and triggering logic, digital protocols, andDSP algorithms Incorporate existing HDL code and third-party IP including Xilinx IPgenerator functions Purchase as part of the LabVIEW Embedded Control and MonitoringSuiteNI LabVIEW Real-Time Module Design deterministic real-time applications with LabVIEW graphical programming Download to dedicated NI or third-party hardware for reliableexecution and a wide selection of I/O Take advantage of built-in PID control, signal processing, andanalysis functions Automatically take advantage of multicore CPUs or setprocessor affinity manually Take advantage of real-time OS, development and debuggingsupport, and board support Purchase individually or as part of a LabVIEW suiteNI 9381 Datasheet | National Instruments | 3NI 9381 CircuitryLine DirectionDigital I/ODIOGNDNI 9381 AIMUXADCAODACAmp The module provides an analog-to-digital converter (ADC), eight digital-to-analogconverters (DAC), and four digital lines.

4 Line direction logic enables/disables the line input and output 9381 SpecificationsThe following specifications are typical for the range -40 C to 70 C unless otherwise Do not operate the NI 9381 in a manner not specified in this misuse can result in a hazard. You can compromise the safety protectionbuilt into the product if the product is damaged in any way. If the product isdamaged, return it to NI for InputNumber of channels8 single-ended channelsADC resolution12 bitsType of ADCS uccessive approximation register (SAR)Input range0 V to 5 V 1%DNL LSBC onversion time50 s (20 kS/s)Input couplingDC4 | | NI 9381 DatasheetInput impedance1 M in parallel with 50 pFBandwidth1 kHzStabilityGain drift80 ppm/ COffset drift85 V/ CTable 1. Accuracy1 Measurement ConditionsPercent of Reading(Gain Error)Percent of Range(Offset Error) CalibratedMaximum (-40 C to 70 C) 13 mVTypical (23 C, 5 C) mVUncalibrated2 Maximum (-40 C to 70 C) 16 mVTypical (23 C, 5 C) mVAnalog OutputNumber of channels8 channelsDAC resolution12 bitsType of DACS tringStartup voltage0 VOutput range0 V to 5 V 1%Current drive 1 mAOutput impedance5 Update time50 s (20 kS/s)Short-circuit protectionIndefinitelySlew rate30 V/msSettling time900 sDNL 1 LSBC apacitive drive1,500 pF1 Accuracy is impacted for AC signals by an amount equal to V, where f is the signal frequencyin hertz2 Uncalibrated accuracy refers to the accuracy achieved when acquiring in raw or unscaled modeswhere the calibration constants stored in the module are not applied to the 9381 Datasheet | National Instruments | 5 StabilityGain drift85 ppm/ COffset drift180 V/ CTable 2.

5 Accuracy3 Measurement ConditionsPercent of Reading(Gain Error)Percent of Range(Offset Error) CalibratedMaximum (-40 C to 70 C) mVTypical (23 C, 5 C) 5 mVUncalibrated4 Maximum (-40 C to 70 C) 50 mVTypical (23 C, 5 C) 10 mVDigital Input/OutputNumber of channels4 channelsDefault power-on line directionInputInput/output typeLVTTL, single-endedDigital logic levelsMaximum input VInput high, VIH2 VInput low, VOutput high, VOHS ourcing 100 VOutput low, VOLS inking 100 VMaximum I/O switching frequency1 MHzCapacitive drive100 pF3 Accuracy is impacted for AC signals by an amount equal to V, where f is the signal frequencyin hertz4 Uncalibrated accuracy refers to the accuracy achieved when acquiring in raw or unscaled modeswhere the calibration constants stored in the module are not applied to the | | NI 9381 DatasheetPhysical CharacteristicsIf you need to clean the module, wipe it with a dry For two-dimensional drawings and three-dimensional models of the C Seriesmodule and connectors, visit and search by module g ( oz)

6 Power RequirementsPower consumption from chassisActive mode600 mW maximumSleep mode1 mW maximumThermal dissipation (at 70 C)Active mode600 mW maximumSleep mode1 mW maximumSafety VoltagesIsolationChannel-to-channelNoneC hannel-to-earth groundNoneHazardous (UL)Class I, Division 2, Groups A, B, C, D, T4;Class I, Zone 2, AEx nA IIC T4 Canada (C-UL)Class I, Division 2, Groups A, B, C, D, T4;Class I, Zone 2, Ex nA IIC T4 Europe (ATEX) and International (IECEx)Ex nA IIC T4 GcSafety and Hazardous Locations StandardsThis product is designed to meet the requirements of the following electrical equipment safetystandards for measurement, control, and laboratory use: IEC 61010-1, EN 61010-1 UL 61010-1, CSA 61010-1NI 9381 Datasheet | National Instruments | 7 EN 60079-0:2012, EN 60079-15:2010 IEC 60079-0: Ed 6, IEC 60079-15; Ed 4 UL 60079-0; Ed 5, UL 60079-15; Ed 3 CSA 60079-0:2011, CSA 60079-15:2012 Note For UL and other safety certifications, refer to the product label or the OnlineProduct Certification CompatibilityThis product meets the requirements of the following EMC standards for electrical equipmentfor measurement, control, and laboratory use: EN 61326-1 (IEC 61326-1): Class A emissions; Industrial 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.

7 In Europe,Canada, Australia and New Zealand (per CISPR 11) Class A equipment is intendedfor use only in heavy-industrial 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 For EMC declarations and certifications, and additional information, refer tothe Online Product Certification Compliance This product meets the essential requirements of applicable European Directives, as follows: 2014/35/EU; Low-Voltage Directive (safety) 2014/30/EU; Electromagnetic Compatibility Directive (EMC) 94/9/EC; Potentially Explosive Atmospheres (ATEX)Online Product CertificationRefer to the product Declaration of Conformity (DoC) for additional regulatory complianceinformation. To obtain product certifications and the DoC for this product, visit | | NI 9381 Datasheetcertification, search by model number or product line, and click the appropriate link in theCertification and VibrationTo meet these specifications, you must panel mount the vibrationRandom (IEC 60068-2-64)5 grms, 10 Hz to 500 HzSinusoidal (IEC 60068-2-6)5 g, 10 Hz to 500 HzOperating shock (IEC 60068-2-27)30 g, 11 ms half sine; 50 g, 3 ms half sine.

8 18 shocks at 6 orientationsEnvironmentalRefer to the manual for the chassis you are using for more information about meeting temperature(IEC 60068-2-1, IEC 60068-2-2)-40 C to 70 CStorage temperature(IEC 60068-2-1, IEC 60068-2-2)-40 C to 85 CIngress protectionIP40 Operating humidity (IEC 60068-2-78)10% RH to 90% RH, noncondensingStorage humidity (IEC 60068-2-78)5% RH to 95% RH, noncondensingPollution Degree2 Maximum altitude2,000 mIndoor use ManagementNI is committed to designing and manufacturing products in an environmentally responsiblemanner. NI recognizes that eliminating certain hazardous substances from our products isbeneficial to the environment and to NI additional environmental information, refer to the Minimize Our Environmental Impactweb page at This page contains the environmental regulations anddirectives with which NI complies, as well as other environmental information not included inthis 9381 Datasheet | National Instruments | 9 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.

9 For more information abouthow to recycle NI products in your region, visit RoHS National Instruments (RoHS) National Instruments RoHS (For information about China RoHScompliance, go to )CalibrationYou can obtain the calibration certificate and information about calibration services for theNI 9381 at to the NI Trademarks and Logo Guidelines at for information on NI trademarks. Other product andcompany names mentioned herein are trademarks or trade names of their respective companies. For patents covering NIproducts/technology, refer to the appropriate location: Help Patents in your software, the file on your media, or theNational Instruments Patent Notice at You can find information about end-user license agreements (EULAs)and third-party legal notices in the readme file for your NI product. Refer to the Export Compliance Information at for the NI global trade compliance policy and how to obtain relevant HTS codes, ECCNs, and otherimport/export data.

10 NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATIONCONTAINED HEREIN AND SHALL NOT BE LIABLE FOR ANY ERRORS. Government Customers: The data contained inthis manual was developed at private expense and is subject to the applicable limited rights and restricted data rights as set forthin FAR , DFAR , and DFAR 2016 National Instruments . All rights