NI NI-9853 Скачать руководство пользователя страница 3

Overview

This document explains how to connect to the NI-9853.

The NI-9853 module requires the latest NI 985x software to be installed. The latest

version of the NI 985x software is at 

ni.com/downloads

.

Note

 Before you begin, complete the software and hardware installation

procedures in your chassis documentation.

Note

 The guidelines in this document are specific to the NI-9853. 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

Operate the NI-9853 only as described in this document.

Hot Surface

 This icon denotes that the component may be hot.

Touching this component may result in bodily injury.

Caution

 Do not operate the NI-9853 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

The NI-9853 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 and Ex nA IIC T4 hazardous locations; and

nonhazardous locations only. Follow these guidelines if you are installing the

© National Instruments

3

NI-9853

Содержание NI-9853

Страница 1: ...NI 9853 2022 07 06...

Страница 2: ...rs 9 Cable Lengths 9 Number of CAN Nodes 9 NI 9853 Hardware Overview 9 NI 9853 Specifications 10 High Speed CAN Characteristics 10 Power Requirements 11 Physical Characteristics 11 Safety 11 Hazardous...

Страница 3: ...m Safety Guidelines Operate the NI 9853 only as described in this document Hot Surface This icon denotes that the component may be hot Touching this component may result in bodily injury Caution Do no...

Страница 4: ...n device between the CAN signals and the NI 9853 CAN pins The device must prevent the CAN Port to COM voltage from exceeding 55 V if there is a transient overvoltage condition Special Conditions for H...

Страница 5: ...duct 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 u...

Страница 6: ...connect the CAN bus signals Connect these signals using twisted pair cable Each port has two common pins COM that are internally connected to the module s isolated reference and serve as the referenc...

Страница 7: ...C 9 VSUP Table 2 Pin Assignments for CAN1 CAN Bus Topology and Termination A CAN bus consists of two or more CAN nodes cabled together The CAN_H and CAN_L pins of each node are connected to the main C...

Страница 8: ..._L Bus Cable Length Stub Length Connecting a CAN Bus to the NI 9853 You can connect each port of the NI 9853 to any location on a CAN bus Figure 2 shows one example of connecting CAN0 of the NI 9853 d...

Страница 9: ...ind detailed cable length recommendations in the ISO 11898 CiA DS 102 and DeviceNet specifications ISO 11898 specifies 40 m total cable length with a maximum stub length of 0 3 m for a bit rate of 1 M...

Страница 10: ...eed CAN transceiver that is fully compatible with the ISO 11898 standard and supports baud rates up to 1 Mbps Figure 4 NI 9853 Hardware Overview NI 9853 Specifications The following specifications are...

Страница 11: ...W max Thermal dissipation at 70 C Active mode 1 W max Sleep mode 250 mW max Physical Characteristics To clean the module wipe it with a dry towel Weight Approx 144 g 5 0 oz Safety Connect only voltage...

Страница 12: ...mited energy parts of equipment circuits powered by regulated low voltage sources and electronics Note Do not connect the NI 9853 to signals or use for measurements within Measurement Categories II II...

Страница 13: ...S NZS CISPR 11 Group 1 Class A emissions FCC 47 CFR Part 15B Class A emissions ICES 001 Class A emissions Note In the United States per FCC 47 CFR Class A equipment is intended for use in commercial l...

Страница 14: ...mber or product line and click the appropriate link in the Certification column Shock and Vibration To meet these specifications you must panel mount the system Operating vibration Random IEC 60068 2...

Страница 15: ...imize Our Environmental Impact web page at ni com environment This page contains the environmental regulations and directives with which NI complies as well as other environmental information not incl...

Страница 16: ...declaration of conformity This system affords the user protection for electromagnetic compatibility EMC and product safety You can obtain the DoC for your product by visiting ni com certification If y...

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