National Instruments NI 9269 Manuale utente
NI-9269 Getting
Started
2022-07-01
Contents
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Safety Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Safety Guidelines for Hazardous Voltages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Safety Voltages. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Safety Guidelines for Hazardous Locations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Safety Compliance and Hazardous Locations Standards. . . . . . . . . . . . . . . . . . . . 6
CE Compliance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Electromagnetic Compatibility Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Special Conditions for Marine Applications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Physical Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Preparing the Environment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
NI 9269 Pinout. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Analog Output Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
NI 9269 Connection Guidelines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
High-Vibration Application Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Overvoltage Protection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Increasing Output Voltage Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Where to Go Next. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Product Certifications and Declarations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
NI Services. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
ni.com
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NI-9269 Getting Started
Overview
This document explains how to connect to the NI-9269.
Note Before you begin, read the NI-9269 Safety, Environmental, and
Regulatory Information document on ni.com/manuals and complete the
soware and hardware installation procedures in your chassis
documentation.
Note The guidelines in this document are specific to the NI-9269. The
other components in the system might not meet the same safety ratings.
Refer to the documentation for each component in the system to
determine the safety and EMC ratings for the entire system.
Safety Guidelines
Caution Observe all instructions and cautions in the user documentation.
Using the product in a manner not specified can damage the product and
compromise the built-in safety protection.
Attention Suivez toutes les instructions et respectez toutes les mises
en garde de la documentation d'utilisation. L'utilisation du produit de
toute autre façon que celle spécifiée risque de l'endommager et de
compromettre la protection de sécurité intégrée.
Safety Guidelines for Hazardous Voltages
If hazardous voltages are connected to the product, take the following precautions.
A hazardous voltage is a voltage greater than:
■ 30 V RMS, 42.4 V peak, or 60 V DC in DRY LOCATIONS
■ 16 V RMS, 22.6 V peak, or 35 V DC in WET LOCATIONS
© National Instruments 3
NI-9269 Getting Started
Caution Ensure that hazardous voltage wiring is performed only by
qualified personnel adhering to local electrical standards.
Attention S'assurer que le câblage à tension dangereuse est eectué par
du personnel qualifié respectant les normes électriques locales.
Caution Do not mix hazardous voltage circuits and human-accessible
circuits on the same product.
Attention Ne pas combiner des circuits avec des tensions dangereuses et
des circuits accessibles aux personnes sur le même produit.
Caution When product terminals are hazardous voltage LIVE, you must
ensure that devices and circuits connected to the product are properly
insulated from human contact.
Attention Lorsqu'une haute tension dangereuse est appliquée aux
bornes du produit, vous devez vous assurer que les appareils et les circuits
auxquels il est connecté sont correctement isolés de tout contact humain.
Caution You must use the NI 9971 connector backshell kit to ensure that
the terminals are not accessible.
Safety Voltages
Channel-to-channel
Continuous 250 V RMS, Measurement Category II
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NI-9269 Getting Started
Withstand 1,390 V RMS, verified by a 5 s dielectric withstand test
Channel-to-earth ground
Continuous 250 V RMS, Measurement Category II
Withstand 2,300 V RMS, verified by a 5 s dielectric withstand test
Division 2/Zone 2 hazardous locations applications (Channel-
to-channel and channel-to-earth ground)
60 V DC, Measurement Category I
Note 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 Categories
CAT II, CAT III, or CAT IV.
Safety Guidelines for Hazardous Locations
The NI-9269 is suitable for use in Class I, Division 2, Groups A, B, C, D, T4 hazardous
locations; Class I, Zone 2, AEx nA IIC T4 Gc and Ex nA IIC T4 Gc hazardous locations;
and nonhazardous locations only. Follow these guidelines if you are installing the
NI-9269 in a potentially explosive environment. Not following these guidelines may
result in serious injury or death.
Caution Do not disconnect I/O-side wires or connectors unless power has
been switched o or the area is known to be nonhazardous.
Caution Do not remove modules unless power has been switched o or
the area is known to be nonhazardous.
Caution Substitution of components may impair suitability for Class I,
Division 2, or Zone 2.
© National Instruments 5
NI-9269 Getting Started
Caution The system must be installed in an enclosure certified for the
intended hazardous (classified) location, having a tool secured cover/door,
where a minimum protection of at least IP54 is provided.
Special Conditions for Hazardous Locations Use in Europe and
Internationally
The NI 9269 has been evaluated as Ex nA IIC T4 Gc equipment under
DEMKO 07ATEX 0626664X and is IECEx UL 14.0089X certified. Each NI 9269 is marked
II 3G and is suitable for use in Zone 2 hazardous locations, in ambient
temperatures of -40 °C ≤ Ta ≤ 70 °C. If you are using the NI 9269 in Gas Group IIC
hazardous locations, you must use the device in an NI chassis that has been
evaluated as Ex nC IIC T4, Ex IIC T4, Ex nA IIC T4, or Ex nL IIC T4 equipment.
Caution Transient protection shall be provided that is set at a level not
exceeding 140% of the peak rated voltage value of 85 V at the supply
terminals to the equipment.
Caution The system shall only be used in an area of not more than
Pollution Degree 2, as defined in IEC/EN 60664-1.
Caution The system shall be mounted in an ATEX/IECEx-certified
enclosure with a minimum ingress protection rating of at least IP54 as
defined in IEC/EN 60079-15.
Caution The enclosure must have a door or cover accessible only by the
use of a tool.
Safety Compliance and Hazardous Locations Standards
This product is designed to meet the requirements of the following electrical
equipment safety standards for measurement, control, and laboratory use:
■IEC 61010-1, EN 61010-1
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NI-9269 Getting Started
■UL 61010-1, CSA C22.2 No. 61010-1
■EN 60079-0, EN 60079-7
■IEC 60079-0, IEC 60079-7
■UL 60079-0, UL 60079-7
■CSA C22.2 No. 60079-0, CSA C22.2 No. 60079-7
Note For safety certifications, refer to the product label or the Product
Certifications and Declarations section.
CE Compliance
This product meets the essential requirements of applicable European Directives, as
follows:
■2014/35/EU; Low-Voltage Directive (safety)
■2014/30/EU; Electromagnetic Compatibility Directive (EMC)
■2014/34/EU; Potentially Explosive Atmospheres (ATEX)
Electromagnetic Compatibility Guidelines
This product was tested and complies with the regulatory requirements and limits
for electromagnetic compatibility (EMC) stated in the product specifications. These
requirements and limits provide reasonable protection against harmful interference
when the product is operated in the intended operational electromagnetic
environment.
This product is intended for use in industrial locations. 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 documentation.
Furthermore, any changes or modifications to the product not expressly approved
by National Instruments could void your authority to operate it under your local
regulatory rules.
© National Instruments 7
NI-9269 Getting Started
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.
Physical Characteristics
If you need to clean the module, wipe it with a dry towel.
Tip 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
Gauge 0.05 mm2 to 1.5 mm2 (30 AWG to 14 AWG) copper conductor wire
Wire strip length 6 mm (0.24 in.) of insulation stripped from the end
Temperature rating 90 °C, minimum
Torque for screw terminals 0.22 N · m to 0.25 N · m (1.95 lb · in. to 2.21 lb · in.)
Wires per screw terminal One wire per screw terminal; two wires per screw terminal using a
2-wire ferrule
Ferrules 0.25 mm2 to 1.5 mm2
Connector securement
Securement type Screw flanges provided
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NI-9269 Getting Started
Torque for screw flanges 0.2 N · m (1.80 lb · in.)
Weight 156 g (5.5 oz)
Preparing the Environment
Ensure that the environment in which you are using the NI 9269 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 9269 Pinout
AO0+
AO0–
AO1+
AO1–
AO2+
AO2–
AO3+
AO3–
0
1
0
1
0
1
0
1
© National Instruments 9
NI-9269 Getting Started
Table 1. Signal Descriptions
Signal Description
AO+ Positive analog output signal connection
AO- Negative analog output signal connection
Analog Output Connections
AO–
AO+
Load
NI 9269
NI 9269 Connection Guidelines
■ Make sure that devices you connect to the NI-9269 are compatible with the
module specifications.
■ You must use 2-wire ferrules to create a secure connection when connecting
more than one wire to a single terminal on the NI-9269.
High-Vibration Application Connections
If your application is subject to high vibration, NI recommends that you follow these
guidelines to protect connections to the NI-9269:
■Use ferrules to terminate wires to the detachable connector.
■Use the NI 9971 connector backshell kit.
Overvoltage Protection
The NI-9269 provides overvoltage protection for each channel.
Note Refer to the NI-9269 Specifications on ni.com/manuals for more
information about overvoltage protection.
ni.com
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NI-9269 Getting Started
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