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Special Conditions for Marine Applications

Some products are approved for marine (shipboard) applications. To verify marine

approval certification for a product, visit 

ni.com/product-certifications

, search by

model number, and click the appropriate link.

Notice

 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.

Preparing the Environment

Ensure that the environment in which you are using the NI-9426 meets the following

specifications.

Operating temperature (IEC 60068-2-1, 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

2,000 m

Indoor use only.

Note

 Refer to the device datasheet on 

ni.com/manuals

 for complete

specifications.

NI 9426 Pinout

ni.com

8

NI-9426 Getting Started

Summary of Contents for NI 9426

Page 1: ...NI 9426 Getting Started 2022 07 06...

Page 2: ...ous Voltages 5 Safety Guidelines for Hazardous Locations 5 Electromagnetic Compatibility Guidelines 7 Special Conditions for Marine Applications 7 Preparing the Environment 8 NI 9426 Pinout 8 Connecti...

Page 3: ...on Attention Suivez toutes les instructions et respectez toutes les mises en garde de la documentation d utilisation L utilisation du produit de toute autre fa on que celle sp cifi e risque de l endom...

Page 4: ...the transient overvoltage rating without breakdown or damage to the insulation An analysis of the working voltages loop impedances temporary overvoltages and transient overvoltages in the system must...

Page 5: ...e Measurement Categories CAT I and CAT O are equivalent These test and measurement circuits are for other circuits not intended for direct connection to the MAINS building installations of Measurement...

Page 6: ...aution Substitution of components may impair suitability for Class I Division 2 or Zone 2 Caution The system must be installed in an enclosure certified for the intended hazardous classified location...

Page 7: ...ated in the product specifications These requirements and limits provide reasonable protection against harmful interference when the product is operated in the intended operational electromagnetic env...

Page 8: ...output ports In addition take precautions when designing selecting and installing measurement probes and cables to ensure that the desired EMC performance is attained Preparing the Environment Ensure...

Page 9: ...t signal connection NC No connection Vsup Voltage supply connection Table 1 Signal Descriptions Connecting a Sinking Output Device You can connect 2 and 3 wire sinking output devices to the NI 9426 NI...

Page 10: ...earn about NI service offerings such as calibration options repair and replacement Visit ni com register to register your NI product Product registration facilitates technical support and ensures that...

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