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National Instruments Corp.

11

NI 9215E Operating Instructions and Specifications

Figure 7.

Input Circuitry for One Channel on

the NI 9215E with Screw Terminal

COM

AI+

AI–

NI 9215E with

Screw Terminal

Isolated

ADC

Overvoltage

Protection

Overvoltage

Protection

Instrumentation

Amplifier

+

–

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Содержание 9215E

Страница 1: ...OPERATING INSTRUCTIONS AND SPECIFICATIONS NI 9215E 4 Channel 10 V 16 Bit Simultaneous Analog Input Module ...

Страница 2: ...mine which software you need for the modules you are using For information aboutinstalling configuring andprogrammingthesystem refertothe system documentation Visit ni com info and enter cseriesdoc for information about C Series documentation Caution National Instruments makes no electromagnetic compatibility EMC or CE marking compliance claims for the NI 9215E The end product supplier is responsi...

Страница 3: ...structions and Specifications NI 9215E Dimensions The following figure shows the dimensions of the NI 9215E Figure 1 NI 9215E Dimensions in Millimeters Inches 73 4 in 2 89 mm 0 0 in 0 00 mm 26 7 in 1 05 mm 58 4 in 2 30 mm 66 0 in 2 60 mm 0 0 in 0 00 mm ...

Страница 4: ...ications 4 ni com Connecting the NI 9215E The NI 9215E provides connections for four differential analog input channels Figure 2 Terminal Assignments of the NI 9215E with Screw Terminal AI0 AI0 AI1 AI1 AI2 AI2 AI3 AI3 NC COM 0 1 2 3 4 5 6 7 8 9 ...

Страница 5: ... National Instruments Corp 5 NI 9215E Operating Instructions and Specifications Figure 3 Connector Assignments of the NI 9215E with BNC AI0 AI0 AI1 AI1 AI2 AI2 AI3 AI3 ...

Страница 6: ...minal to which you can connect the positive voltage signal and an AI terminal or shield to which you can connect the negative voltage signal The NI 9215E with screw terminal also has a common terminal COM that is internally connected to the isolated ground reference of the module Note You must use 2 wire ferrules to create a secure connection when connecting more than one wire to a single terminal...

Страница 7: ...e NI 9215E Connect the positive voltage signal to AI and the negative voltage signal to AI To connect grounded differential signals to the NI 9215E with screw terminal you must also connect the signal reference to the COM terminal as shown in Figure 4 Figure 4 Connecting a Grounded Differential Voltage Signal to the NI 9215E with Screw Terminal Voltage Source AI AI COM NI 9215E with Screw Terminal...

Страница 8: ... shown in Figure 5 If the voltage source is outside of the common mode range then the NI 9215E does not read data accurately The NI 9215E with BNC has internal circuitry that keeps the voltage source within the common mode range For more information about the common mode voltage range refer to the Specifications section Figure 5 Connecting a Floating Differential Voltage Signal to the NI 9215E wit...

Страница 9: ...5E with screw terminal you must also connect the ground signal to the COM terminal to keep the common mode voltage in the specified range as shown in Figure 6 For more information about the common mode voltage range refer to the Specifications section Figure 6 Connecting a Single Ended Voltage Signal to the NI 9215E with Screw Terminal AI AI COM Voltage Source NI 9215E with Screw Terminal ...

Страница 10: ...tion about overvoltage protection refer to the Specifications section The incoming analog signal on each channel is buffered and conditioned by the instrumentation amplifier and is then sampled by a 16 bit ADC The channels have independent track and hold amplifiers that allow you to sample all four channels simultaneously Refer to Figures 7 and 8 for input circuitry illustrations of the NI 9215E w...

Страница 11: ...perating Instructions and Specifications Figure 7 Input Circuitry for One Channel on the NI 9215E with Screw Terminal COM AI AI NI 9215E with Screw Terminal Isolated ADC Overvoltage Protection Overvoltage Protection Instrumentation Amplifier ...

Страница 12: ... BNC has a resistor that ensures the input voltage does not drift outside of the common mode range Figure 8 Input Circuitry for One Channel on the NI 9215E with BNC AI AI Isolated ADC NI 9215E with BNC Instrumentation Amplifier 100 kΩ Overvoltage Protection Overvoltage Protection ...

Страница 13: ... for sleep mode If the chassis supports sleep mode refer to the software help for information about enabling sleep mode Visit ni com info and enter cseriesdoc for information about C Series documentation Typically when a system is in sleep mode you cannot communicate with the modules In sleep mode the system consumes minimal power and may dissipate less heat than it does in normal mode Refer to th...

Страница 14: ...ns The following specifications are typical for the range 40 to 85 C internal to any enclosures unless otherwise noted Input Characteristics Number of channels 4 analog input channels ADC resolution 16 bits Type of ADC Successive approximation register SAR Input range 10 0 V ...

Страница 15: ... to AI Maximum Voltage Signal Common Mode Minimum V Typical V Maximum V Screw Terminal BNC 10 2 10 4 10 6 Each channel must remain within 10 2 V of common All inputs must remain within 10 2 V of the average AI inputs The minimum measurement voltage range is the largest voltage the NI 9215E is guaranteed to accurately measure ...

Страница 16: ...nels 0 1 and 2 8 μs Channels 0 1 2 and 3 10 μs Accuracy Stability Gain drift 10 ppm ºC Offset drift 60 μV ºC Measurement Conditions Percent of Reading Gain Error Percent of Range Offset Error Calibrated max 40 to 85 C 0 2 0 082 Calibrated typ 25 C 5 C 0 02 0 014 Uncalibrated max 40 to 85 C 1 05 0 82 Uncalibrated typ 25 C 5 C 0 6 0 38 Range equals 10 4 V ...

Страница 17: ...tions CMRR fin 60 Hz 73 dB min Input bandwidth 3 dB 420 kHz min Input impedance resistance NI 9215E Between any AI and AI terminals 1 GΩ NI 9215E with BNC Between any two AI terminals 200 kΩ Input bias current 10 nA Input noise RMS 1 2 LSBrms Peak to peak 7 LSB Crosstalk 80 dB ...

Страница 18: ...20 V step 15 μs NI 9215E with BNC 10 V step 25 μs 20 V step 35 μs No missing codes 15 bits guaranteed DNL 1 9 to 2 LSB max INL 6 LSB max MTBF 1 167 174 hours at 25 C Bellcore Issue 2 Method 1 Case 3 Limited Part Stress Method Note Contact NI for Bellcore MTBF specifications at other temperatures or for MIL HDBK 217F specifications ...

Страница 19: ...60 mW max Sleep mode 25 μW max Physical Characteristics Use a dry low velocity stream of air to clean the module If needed use a soft bristle brush for cleaning around components Note For two dimensional drawings and three dimensional models of the C Series module and connectors visit ni com dimensions and search by module number Screw terminal wiring 12 to 24 AWG copper conductor wire with 10 mm ...

Страница 20: ...rew terminal 65 g 2 3 oz NI 9215E with BNC 71 g 2 5 oz Safety NI 9215E with Screw Terminal Safety Voltages Connect only voltages that are within the following limits Channel to COM 30 V max Isolation Channel to channel None Channel to earth ground Continuous 250 Vrms Measurement Category II Double Insulation Withstand 2 300 Vrms verified by a 5 s dielectric withstand test ...

Страница 21: ... standard wall outlet for example 115 V for U S or 230 V for Europe Caution Do not connect the NI 9215E with screw terminal to signals or use for measurements within Measurement Categories III or IV NI 9215E with BNC Safety Voltages Connect only voltages that are within the following limits AI to AI 30 V max Isolation Channel to channel None Channel to earth ground Continuous 60 VDC Measurement Ca...

Страница 22: ... signal levels special equipment limited energy parts of equipment circuits powered by regulated low voltage sources and electronics Caution Do not connect the NI 9215E with BNC to signals or use for measurements within Measurement Categories II III or IV Safety Standards This product meets the requirements of the following standards of safety for electrical equipment for measurement control and l...

Страница 23: ...click the appropriate link in the Certification column Environmental National Instruments C Series modules are intended for indoor use only but may be used outdoors if installed in a suitable enclosure Refer to the manual for the chassis you are using for more information about meeting these specifications Operating temperature IEC 60068 2 1 IEC 60068 2 2 40 to 85 C Storage temperature IEC 60068 2...

Страница 24: ...ment 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 end of their life cycle all products mus...

Страница 25: ... and information about calibration services for the NI 9215E at ni com calibration Calibration interval 1 year ᄤֵᙃѻક ᶧ ࠊㅵ ࡲ Ё RoHS Ё ᅶ National Instruments ヺড়Ё ᄤֵᙃ ѻકЁ䰤ࠊՓ ᶤѯ ᆇ 䋼ᣛҸ RoHS Ǆ Ѣ National Instruments Ё RoHS ড়㾘ᗻֵᙃˈ䇋ⱏᔩ ni com environment rohs_chinaǄ For information about China RoHS compliance go to ni com environment rohs_china ...

Страница 26: ...onal 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 Belgium 32 0 2 757 0020 Brazil 5...

Страница 27: ...fer to the appropriate location Help Patents in your software the patents txt file on your media or the National Instruments Patent Notice at ni com patents Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 328 90 10 Portugal 351 210 311 210 Russia 7 495 783 6851 Sing...

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