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National Instruments Corp.

5

NI 9426 Operating Instructions and Specifications

Special Conditions for Hazardous Locations Use in Europe

This eq

u

ipment has been eval

u

ated as Ex nA IIC T4 eq

u

ipment 

u

nder DEMKO Certificate No. 07 ATEX 0626664X. Each mod

u

le 

is marked 

 II 3G and is s

u

itable for 

u

se in Zone 2 hazardo

u

locations. If yo

u

 are 

u

sing the NI 9426 in Gas Gro

u

p IIC hazardo

u

locations or in ambient temperat

u

res of –40 °C 

 Ta 

 70 °C, yo

u

 

m

u

st 

u

se the device in an NI chassis that has been eval

u

ated as 

EEx nC IIC T4, Ex nA IIC T4, or Ex nL IIC T4 eq

u

ipment.

Special Conditions for Marine Applications

Some mod

u

les are Lloyd’s Register (LR) Type Approved for 

marine applications. To verify Lloyd’s Register certification, visit 

ni.com/certification

 and search for the LR certificate, or 

look for the Lloyd’s Register mark on the mod

u

le.

Caution

To meet radio freq

u

ency emission req

u

irements 

for marine applications, 

u

se shielded cables and install 

the system in a metal enclos

u

re. S

u

ppression ferrites 

m

u

st be installed on power s

u

pply inp

u

ts near power 

entries to mod

u

les and controllers. Power s

u

pply and 

mod

u

le cables m

u

st be separated on opposite sides of the 

enclos

u

re and m

u

st enter and exit thro

u

gh opposing 

enclos

u

re walls.

Содержание NI 9426

Страница 1: ...OPERATING INSTRUCTIONS AND SPECIFICATIONS NI 9426 32 Channel 24 V Sourcing Digital Input Module ni com manuals Deutsch Fran ais...

Страница 2: ...on Visit ni com info and enter cseriesdoc for information about C Series documentation Note The safety guidelines and specifications in this document are specific to the NI 9426 The other components i...

Страница 3: ...local electrical standards Caution Do not mix hazardous voltage circuits and human accessible circuits on the same module Caution Make sure that devices and circuits connected to the module are proper...

Страница 4: ...unless power has been switched off or the area is known to be nonhazardous Caution Do not remove modules unless power has been switched off or the area is known to be nonhazardous Caution Substitution...

Страница 5: ...IC T4 Ex nA IIC T4 or Ex nL IIC T4 equipment Special Conditions for Marine Applications Some modules are Lloyd s Register LR Type Approved for marine applications To verify Lloyd s Register certificat...

Страница 6: ...simultaneously sampled digital input channels Figure 1 NI 9426 Pin Assignments DI16 DI17 DI18 DI19 DI20 DI21 DI22 DI23 Vsup Vsup DI24 DI25 DI26 DI27 DI28 DI29 DI30 DI31 DI0 DI1 DI2 DI3 DI4 DI5 DI6 DI...

Страница 7: ...NI 9426 internally limits current signals connected to DI For more information about input current levels refer to the Specifications section You can connect 2 3 and 4 wire sinking output devices to t...

Страница 8: ...t device drives the input below Vsup and meets the input ON range The channel registers as OFF when the device does not drive the input low and is in the input OFF range If no device is connected to t...

Страница 9: ...ode 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 consum...

Страница 10: ...ge1 Vsup 5 V Input current 150 A from DI pin ON state Input voltage1 Vsup 10 V Input current 330 A from DI pin Hysteresis Input voltage 1 9 V min Input current 65 A min Input impedance 30 k 5 I O prot...

Страница 11: ...for Bellcore MTBF specifications at other temperatures or for MIL HDBK 217F specifications 1 Hold time is the amount of time input signals must be stable after initiating a read from the module 2 Setu...

Страница 12: ...x Thermal dissipation at 70 C Active mode 1 35 W max Sleep mode 1 16 W max Physical Characteristics If you need to clean the module wipe it with a dry towel Weight 147 g 5 2 oz Safety Safety Voltages...

Страница 13: ...y connected to the electrical distribution system referred to as MAINS voltage MAINS is a hazardous live electrical supply system that powers equipment This category is for measurements of voltages fr...

Страница 14: ...1010 1 EN 61010 1 UL 61010 1 CSA 61010 1 Note For UL and other safety certifications refer to the product label or visit ni com certification search by module number or product line and click the appr...

Страница 15: ...re 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 70 C Storage temperature IEC 60068...

Страница 16: ...IEC 60068 2 27 30 g 11 ms half sine 50 g 3 ms half sine 18 shocks at 6 orientations Electromagnetic Compatibility This product is designed to meet the requirements of the following standards of EMC fo...

Страница 17: ...n of Conformity DoC for this product for any additional regulatory compliance information To obtain the DoC for this product visit ni com certification search by module number or product line and clic...

Страница 18: ...tal information not included in this document Waste Electrical and Electronic Equipment WEEE EU Customers At the end of their life cycle all products must be sent to a WEEE recycling center For more i...

Страница 19: ...504 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 follo...

Страница 20: ...uments products refer to the appropriate location Help Patents in your software the patents txt file on your media or ni com patents Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710...

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