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Figure 4.

 Connector Backshell Installation

1

2

1. Align the backshell components with the device terminals.
2. Secure the backshell using the captive screws. Tighten to 0.45 N · m (4

lb · in.) torque.

NI 9246 Getting Started Guide

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© National Instruments

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15

Содержание 9246

Страница 1: ...GETTING STARTED GUIDE NI 9246 3 Channel 20 Arms Continuous 24 Bit Analog Input Module ...

Страница 2: ... Refer to the documentation for each component in the system to determine the safety and EMC ratings for the entire system Safety Guidelines Operate the NI 9246 only as described in this document Caution Do not operate the NI 9246 in a manner not specified in this document Product misuse can result in a hazard You can compromise the safety protection built into the product if the product is damage...

Страница 3: ...d personnel adhering to local electrical standards Caution Do not mix hazardous voltage circuits and human accessible circuits on the same module Caution Ensure that devices and circuits connected to the module are properly insulated from human contact Caution When module terminals are hazardous voltage LIVE 42 4 Vpk 60 VDC you must ensure that devices and circuits connected to the module are prop...

Страница 4: ...rms Measurement Category III Up to 5 000 m altitude 150 Vrms Measurement Category III or 300 Vrms Measurement Category II Maximum working voltage channel to channel Continuous Up to 2 000 m altitude 480 Vrms Measurement Category III Up to 5 000 m altitude 300 Vrms Measurement Category III or 480 Vrms Measurement Category II 4 ni com NI 9246 Getting Started Guide ...

Страница 5: ... S or 230 V for Europe Measurement Category III is for measurements performed in the building installation at the distribution level This category refers to measurements on hard wired hardware such as hardware in fixed installations distribution boards and circuit breakers Other examples are wiring including cables bus bars junction boxes switches socket outlets in the fixed installation and stati...

Страница 6: ...ution The NI 9246 ships with a connector backshell to ensure that the terminals are not accessible Do not operate the device without first installing this backshell 6 ni com NI 9246 Getting Started Guide ...

Страница 7: ...Figure 1 NI 9246 with Backshell Related Information Installing the NI 9246 Backshell on page 14 NI 9246 Getting Started Guide National Instruments 7 ...

Страница 8: ...ations However harmful interference may occur in some installations when the product is connected to a peripheral device or test object or if the product is used in residential or commercial areas To minimize interference with radio and television reception and prevent unacceptable performance degradation install and use this product in strict accordance with the instructions in the product docume...

Страница 9: ...ficate or look for the Lloyd s Register mark on the product Caution In order to meet the EMC requirements for marine applications install the product in a shielded enclosure with shielded and or filtered power and input output ports In addition take precautions when designing selecting and installing measurement probes and cables to ensure that the desired EMC performance is attained NI 9246 Getti...

Страница 10: ...1 IEC 60068 2 2 40 C to 70 C Operating humidity IEC 60068 2 78 10 RH to 90 RH noncondensing Pollution Degree 2 Maximum altitude 5 000 m Indoor use only Note Refer to the device datasheet on ni com manuals for complete specifications Connecting the NI 9246 The NI 9246 provides connection for three analog input channels 10 ni com NI 9246 Getting Started Guide ...

Страница 11: ... Note The NI 9246 does not measure DC currents Caution Connecting a DC current source to the NI 9246 outside of the specifications stated in the NI 9246 Datasheet may lead to invalid measurements NI 9246 Getting Started Guide National Instruments 11 ...

Страница 12: ...i com manuals for the NI 9246 specifications Connecting Cables Using Ring Lug Connectors Complete the following steps to connect cables using ring lug connectors Use 5 26 mm2 10 AWG cables 12 ni com NI 9246 Getting Started Guide ...

Страница 13: ...nstalling Cables 1 2 1 Align the cables with the device terminals 2 Secure the cables using the ring lug screws Tighten the screws to 1 36 N m 12 lb in torque NI 9246 Getting Started Guide National Instruments 13 ...

Страница 14: ...Installing the NI 9246 Backshell Complete the following steps to install the NI 9246 backshell 14 ni com NI 9246 Getting Started Guide ...

Страница 15: ...ackshell Installation 1 2 1 Align the backshell components with the device terminals 2 Secure the backshell using the captive screws Tighten to 0 45 N m 4 lb in torque NI 9246 Getting Started Guide National Instruments 15 ...

Страница 16: ...the NI 9246 You can connect a current source to the NI 9246 for single phase measurements For grounded current sources connect to the chassis ground Figure 5 Connecting a Grounded or Floating Current Source NI 9246 AI AI For three phase measurements connect three current sources to the NI 9246 16 ni com NI 9246 Getting Started Guide ...

Страница 17: ...ance specifications stated in the NI 9246 Datasheet on ni com manuals Strain relieve all cabling as close to the chassis mounting plate as possible to reduce the stresses exerted on the module Ensure that you do not directionally bias the module when applying strain relief NI 9246 Getting Started Guide National Instruments 17 ...

Страница 18: ...ftware CompactRIO NI CompactDAQ RELATED INFORMATION NI 9246 Datasheet NI RIO Help LabVIEW FPGA Help NI 9246 Datasheet NI DAQmx Help LabVIEW Help C Series Documentation Resources ni com info cseriesdoc Services ni com services 18 ni com NI 9246 Getting Started Guide ...

Страница 19: ...nal Instruments product Product registration facilitates technical support and ensures that you receive important information updates from NI A Declaration of Conformity DoC is our claim of compliance with the Council of the European Communities using the manufacturer s declaration of conformity This system affords the user protection for electromagnetic compatibility EMC and product safety You ca...

Страница 20: ...ring National Instruments products technology refer 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 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 ni com legal ex...

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