Product Description

cDAQ-9171: 1‑Slot, USB CompactDAQ Chassis

Physical Characteristics

Weight

353 g (12.5 oz)

Dimensions (unloaded)

131.4 mm × 88.6 mm × 33.3 mm (5.17 in. × 3.49 in. × 1.31 in.)

USB connector securement

USB securement type

Jackscrew provided on locking USB cable (part number 198506-01 or 780534-01)

Torque for jackscrew

0.41 N · m (3.6 lb · in.)

Chassis ground

Gauge

1.31 mm2 (16 AWG) or larger wire

Torque for ground screw

0.76 N · m (6.7 lb · in.)

Environmental

Operating temperature

-20 °C to 55 °C

Storage temperature

-40 °C to 85 °C

Operating humidity

10% RH to 90% RH, noncondensing

Storage humidity

5% RH to 95% RH, noncondensing

Pollution Degree

2

Maximum altitude

5,000 m

Indoor use only.

Hazardous Locations

Explosive atmospheres rating

Ex ec IIC T4 Gc

CCC certificate number

2021312310000336

Safety Guidelines

Operate the product only as described in this document.

Caution This icon denotes a caution, which advises you to consult documentation where this symbol is marked.
Caution Do not operate this product 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 damaged in any way. If the product is damaged, return it to NI for repair.

Safety Guidelines for Hazardous Locations

These products have been evaluated as Ex ec IIC T4 Gc equipment and are CCC certified. Each product is suitable for use within ambient temperatures of -20 °C ≤ Ta ≤55 °C in either nonhazardous locations or Zone 2 hazardous locations.

Follow these guidelines if you are installing the product 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 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 You must make sure that transient disturbances do not exceed 140% of the rated voltage.
Caution Substitution of components may impair suitability for Zone 2.
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 a CCC-certified enclosure with a minimum ingress protection rating of at least IP54 as defined in GB/T3836.1.
Caution The enclosure must have a door or cover accessible only by the use of a tool.
Caution The USB port requires a locking USB cable (part number 198506-01, 1 m, included in kit, or 780534-01, 2 m, available from ni.com) for hazardous locations. The USB cable must be used in a conduit or cable gland to wire to a nonhazardous location. Do not disconnect the cable unless the product is powered off or the area is known to be nonhazardous.

Power Requirements

Power consumption from USB

5 V, 500 mA maximum

Suspend mode

2.5 mA maximum

Installing C Series Modules

Verify that power is not connected to the I/O connector(s) on the C Series module.

Removing C Series Modules

Verify that power is not connected to the I/O connector(s) on the C Series module before you remove a module from the chassis.

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
  • IEC 60079-0, IEC 60079-7
  • GB/T3836.1, GB/T3836.3
Note For safety certifications, refer to the product label or the Product Certifications and Declarations section.

Product Certifications and Declarations

To obtain product certifications and the DoC for NI products, visit ni.com/product-certifications, search by model number, and click the appropriate link.

Worldwide Support and Services

NI corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504, USA.