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Contents

Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   3

Safety Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   3

Safety Guidelines for Hazardous Voltages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   4
Isolation Voltages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   4
Safety Guidelines for Hazardous Locations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   7
Special Conditions for Hazardous Locations Use in Europe and Internationally. 

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Electromagnetic Compatibility Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  8

Special Conditions for Marine Applications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   8

Preparing the Environment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   9
TB-9212 Pinout. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   9
NI 9212 Connection Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  10

Minimizing Thermal Gradients. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   10

NI 9212 and TB-9212 with Screw Terminal Thermocouple Connection. . . . . . . . . . . .  11
NI 9212 and TB-9212 with Mini TC Thermocouple Connection. . . . . . . . . . . . . . . . . . .   11
Installing the TB-9212 with Screw Terminal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  11
Wiring the TB-9212 with screw terminal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   12
Installing the TB-9212 with Mini TC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   13
Connecting the TB-9212 with mini TC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   14
Where to Go Next. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   15
Worldwide Support and Services. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   15

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NI-9212

Содержание NI 9212

Страница 1: ...NI 9212 2023 06 07...

Страница 2: ...arine Applications 8 Preparing the Environment 9 TB 9212 Pinout 9 NI 9212 Connection Guidelines 10 Minimizing Thermal Gradients 10 NI 9212 and TB 9212 with Screw Terminal Thermocouple Connection 11 NI...

Страница 3: ...nt in the system to determine the safety and EMC ratings for the entire system 2015 2016 National Instruments Corporation All rights reserved Refer to the National Instruments _Legal Information direc...

Страница 4: ...ts 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 VD...

Страница 5: ...ion 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 circui...

Страница 6: ...tinuous 60 VDC Measurement Category I Withstand 1 000 Vrms Measurement Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as...

Страница 7: ...azardous Caution Do not remove modules unless power has been switched off or the area is known to be nonhazardous Caution Substitution of components may impair suitability for Class I Division 2 Cauti...

Страница 8: ...ith the regulatory requirements and limits for electromagnetic compatibility EMC stated in the product specifications These requirements and limits provide reasonable protection against harmful interf...

Страница 9: ...r 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 Prepar...

Страница 10: ...conducting heat directly to terminal junctions can cause thermal gradients Observe the following guidelines to minimize thermal gradients and improve the system accuracy Use small gauge thermocouple...

Страница 11: ...ermocouple Connection Thermocouple TC TC Shield TB 9212 NI 9212 Ground Lug NI 9212 and TB 9212 with Mini TC Thermocouple Connection Caution Electrostatic Discharge ESD can damage the TB 9212 with mini...

Страница 12: ...ximum torque of 0 4 N m 3 6 lb in Do not overtighten the jackscrews Wiring the TB 9212 with screw terminal What to Use TB 9212 with screw terminal 0 05 mm to 0 5 mm 30 AWG to 20 AWG wire with 5 1 mm 0...

Страница 13: ...no exposed wire extends past the screw terminal 3 Route the wire through the TB 9212 with screw terminal opening remove slack from the wiring and secure the wires using a zip tie 4 Replace the foam pa...

Страница 14: ...orque of 0 4 N m 3 6 lb in Do not overtighten the jackscrews Connecting the TB 9212 with mini TC What to Use TB 9212 with mini TC Shielded thermocouple Clamp on ferrite bead part number 781233 01 What...

Страница 15: ...t self help resources to email and phone assistance from NI Application Engineers Visit ni com services for NI Factory Installation Services repairs extended warranty and other services Visit ni com r...

Страница 16: ...es create your service request at ni com support or dial 1 866 ASK MYNI 275 6964 For telephone support outside the United States visit the Worldwide Offices section of ni com niglobal to access the br...

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