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National Instruments USB-9213, User Manual And Specifications

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USER GUIDE AND SPECIFICATIONS

NI USB-9213

16-Channel Thermocouple Input Module

This user guide describes how to use the National Instruments USB-9213 
and lists the device specifications.

Introduction

The NI USB-9213 consists of two components: an NI 9213 module and an 
NI USB-9162 carrier, as shown in Figure 1.

Figure 1.  

NI USB-9213 Components

NI 9213

NI USB-9162

NI USB-9213

Hi-SP

eed USB Carrier

NI USB-9162

Hi-Speed USB Carrier

NI USB-9162

Summary of Contents for USB-9213

Page 1: ...nts USB 9213 and lists the device specifications Introduction The NI USB 9213 consists of two components an NI 9213 module and an NI USB 9162 carrier as shown in Figure 1 Figure 1 NI USB 9213 Components NI 9213 NI USB 9162 NI USB 9213 H i S P e e d U S B C a r r i e r N I U S B 9 1 6 2 H i S p e e d U S B C a r r i e r N I U S B 9 1 6 2 ...

Page 2: ...ges If hazardous voltages are connected to the module take the following precautions A hazardous voltage is a voltage greater than 42 4 Vpk or 60 VDC to earth ground Caution Ensure that hazardous voltage wiring is performed only by qualified personnel adhering to local electrical standards Caution Do not mix hazardous voltage circuits and human accessible circuits on the same module Caution Make s...

Page 3: ...not accessible Figure 3 NI 9940 Connector Backshell Related Documentation Each application software package and driver includes information about writing applications for taking measurements and controlling measurement devices Check ni com manuals for the most recent hardware documentation and specifications and refer to Table 1 for a list of locations for driver and application software documenta...

Page 4: ...formation about measurement concepts key NI DAQmx concepts and common applications that are applicable to all programming environments Start All Programs National Instruments NI DAQ NI DAQmx Help LabVIEW Getting Started with LabVIEW describes the LabVIEW graphical programmingenvironmentand the basic LabVIEW features you use to build data acquisition and instrument control application Start All Pro...

Page 5: ...easurement data in LabVIEW including common measurements measurement fundamentals NI DAQmx key concepts and device considerations LabWindows CVI LabWindows CVI Help Data Acquisition book contains NI DAQmx measurement concepts and step by step instructions about creating a measurement task using the DAQ Assistant Help Contents then select Using LabWindows CVI Data Acquisition Taking an NI DAQmx Mea...

Page 6: ...and NationalInstruments DAQmx ComponentModel Namespace For conceptual help refer to the following sections Using the Measurement Studio NI DAQmx NET Library and Developing with Measurement Studio NI DAQmx To get to the same help topics from within Visual Studio go to Help Contents and select MeasurementStudiofromthe Filtered By drop down list Visual Studio NET Help contains conceptual topics for u...

Page 7: ...or installing software and hardware configuring channels and tasks and getting started developing an application Installing Other Software If you are using other software refer to the installation instructions that accompany your software Example Programs The NI DAQmx media contains example programs that you can use to get started programming with the NI USB 9213 Refer to the NI DAQmx for USB Devi...

Page 8: ...213 Device into the NI USB 9162 Carrier The NI 9213 module and NI USB 9162 carrier are packaged separately Refer to Figure 5 while completing the following assembly steps 1 Make sure that no signals are connected to the NI 9213 module and the USB cable is not attached to the USB 9162 2 Remove the protective cover from the 15 pin D SUB connector 3 Align the I O module with the carrier as shown in F...

Page 9: ... a green LED next to the USB connector The LED indicator indicates device status as listed in Table 2 When the device is connected to a USB port the LED blinks steadily to indicate that the device is initialized and is receiving power from the connection If the LED is not blinking it may mean that the device is not initialized or the computer is in standby mode In order for the device to be recogn...

Page 10: ...couple documentation or the thermocouple wire spool The NI USB 9213 also has two common terminals COM that are internally connected to the isolated ground reference of the module EMC Compliance To ensure proper performance in the specified EMC environments any connected cable must be provided with an overall shield that is connected to earth ground using an equipment grounding conductor of the sho...

Page 11: ...re that your installation complies with all applicable safety requirements When in doubt contact a licensed electrician to perform the installation For applications where a thermocouple wire shield does not need to be connected to the COM terminal a shielded twisted pair thermocouple cable should be used The overall shield of the shielded twisted pair thermocouple cable must be connected to earth ...

Page 12: ...s to the NI USB 9213 Terminals Wiring for High Vibration Applications If an application is subject to high vibration National Instruments recommends that you use the NI 9940 backshell kit to protect the connections Refer to Figure 3 for an illustration of the NI 9940 connector backshell NI USB 9213 Circuitry Each channel of the NI USB 9213 passes through a differential filter and then is multiplex...

Page 13: ...ltage between any channel and COM If COM is not connected then the common mode voltage range is the maximum voltage between any two channels The NI USB 9213 measures the common mode voltage level of each channel and returns a warning in the software if the signal is outside the common mode voltage range Refer to the Specifications section for more information about the common mode voltage range Th...

Page 14: ...se the resulting measurement creates errors not only in absolute accuracy but also in the relative accuracy between channels Refer to the Specifications section for the cold junction compensation accuracy specifications If the NI USB 9213 module is lying flat or facing upward the thermocouple accuracy specifications include the errors caused by the thermal gradient across the module terminals Refe...

Page 15: ...e however you can choose not to use the autozero channel in software When the autozero channel is on the NI USB 9213 measures the autozero channel and subtracts that measurement from the measurement of each thermocouple channel Refer to the software help for information about using the autozero channel Visit ni com info and enter cseriesdoc for information about C Series documentation Specificatio...

Page 16: ...Input bandwidth High resolution mode 14 4 Hz High speed mode 78 Hz High resolution noise rejection at 50 and 60 Hz 60 dB Overvoltage protection 30 V between any two inputs Differential input impedance 78 MΩ Input current 50 nA Timing Mode Conversion Time Per Channel Sample Rate All Channels High resolution 55 ms 1 S s High speed 740 μs 75 S s If you are using fewer than all channels the sample rat...

Page 17: ... typ 17 μV max Offset error from source impedance Add 0 05 μV per Ω when source impedance 50 W Cold junction compensation accuracy 0 to 60 C 0 8 C typ 1 7 C max Temperature Measurement Accuracy Measurement sensitivity1 High resolution mode Types J K T E N 0 02 C Types B R S 0 15 C High speed mode Types J K T E 0 25 C Type N 0 35 C Type B 1 2 C Types R S 2 8 C 1 Measurement sensitivity represents t...

Page 18: ...ors noise errors 50 Ω lead wire resistance and cold junction compensation errors The figures do not account for the accuracy of the thermocouple itself Figure 11 Thermocouple Types J and N Errors Figure 12 Thermocouple Type K Errors Measured Temperature C Measurement Error C Max High speed 0 to 60 C Max High res 0 to 60 C Typ High speed room temp Typ High res room temp 0 1 3 4 5 2 200 50 300 550 8...

Page 19: ...ax High speed 0 to 60 C Max High res 0 to 60 C Typ High speed room temp Typ High res room temp Measured Temperature C Measurement Error C 0 1 3 4 2 200 0 200 400 600 800 1000 Measured Temperature C Measurement Error C Max High speed 0 to 60 C Max High res 0 to 60 C Typ High speed room temp Typ High res room temp 0 2 6 4 200 400 600 800 1000 1200 1400 1600 1800 ...

Page 20: ...nsions and search by module number Spring terminal wiring 18 to 28 AWG copper conductor wire with 7 mm 0 28 in of insulation stripped from the end Weight Approx 260 g 9 2 oz Safety Standards This product meets the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use IEC 61010 1 EN 61010 1 UL 61010 1 CSA 61010 1 Measured Temperature C...

Page 21: ...otection IP 40 Operating humidity IEC 60068 2 56 10 to 90 RH noncondensing Storage humidity IEC 60068 2 56 5 to 95 RH noncondensing Maximum altitude 2 000 m Pollution Degree IEC 60664 2 Electromagnetic Compatibility This product meets the requirements of the following EMC standards for electrical equipment for measurement control and laboratory use EN 61326 IEC 61326 Class A emissions Basic immuni...

Page 22: ...our products is beneficial o the environment and to NI customers For additional environmental information refer to the NI and the Environment Web page at ni com 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 ...

Page 23: ...y Austin Texas 78759 3504 National Instruments also has offices located around the world to help address your support needs For telephone support in the United States create your service request at ni com support and follow the calling instructions or dial 512 795 8248 For telephone support outside the United States contact your local branch office Australia 1800 300 800 Austria 43 662 457990 0 Be...

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