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 National Instruments 

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NI 5541 User Manual and Specifications

2

Safety and Configuration

This chapter describes safety information for the NI 5541 and how to 
connect the NI 5541 to a power source.

Before connecting the NI 5541 to a power source, read this chapter and the 

Read Me First: Safety and Electromagnetic Compatibility 

document 

included with your kit.

Safety Information

Caution

Before undertaking any troubleshooting, maintenance, or exploratory procedure, 

carefully read the following caution notices.

This equipment contains voltage hazardous to human life and safety, and is 
capable of inflicting personal injury.

Grounding

—The NI 5541 requires a connection from the premise 

wire safety ground to the NI 5541 ground. The earth safety ground 
must be connected during use of this equipment to minimize shock 
hazards. Refer to the 

Connecting Safety Ground

 section for 

instructions on connecting safety ground.

Live Circuits

—Operating personnel and service personnel 

must

 not 

remove protective covers when operating or servicing the NI 5541. 
Adjustments and service to internal components must be undertaken 
by qualified service technicians. During service of this product, 
the MAINS

1

 connector to the premise wiring must be disconnected. 

Dangerous voltages may be present under certain conditions; 
use extreme caution.

Explosive Atmosphere

—Do 

not

 operate the NI 5541 in conditions 

where flammable gases are present. Under such conditions, this 
equipment is unsafe and may ignite the gases or gas fumes.

1   

MAINS is defined as a hazardous live electrical supply system that powers hardware. Suitably rated

measuring circuits may be connected to the MAINS for measuring purposes.

Summary of Contents for 5541

Page 1: ...NI 5541 User Manual and Specifications NI 5541 User Manual and Specifications March 2013 373952A 01...

Page 2: ...ses and current events National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin Texas 78759 3504 USA Tel 512 683 0100 For further support information refer to the Technical Supp...

Page 3: ...fication of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions of third parties or other events outside reasonable control Copyright Under the c...

Page 4: ...R HARDWARE MALFUNCTIONS COMPUTER OPERATING SYSTEM SOFTWARE FITNESS FITNESS OF COMPILERS AND DEVELOPMENT SOFTWARE USED TO DEVELOP AN APPLICATION INSTALLATION ERRORS SOFTWARE AND HARDWARE COMPATIBILITY...

Page 5: ...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 perf...

Page 6: ...acking 1 1 What You Need to Get Started 1 1 Chapter 2 Safety and Configuration Safety Information 2 1 Connecting Safety Ground 2 2 Connecting to Power Source 2 2 Chapter 3 Maintenance Cleaning 3 1 Int...

Page 7: ...is document also contains specifications for the NI 5541 Related Documentation The following documents contain information that you might find helpful as you read this manual IEEE 1101 1 1991 IEEE Sta...

Page 8: ...packing material for possible inspection and or reshipment What You Need to Get Started You need the following items to set up and use the NI 5541 NI 5541 8 port switch combiner AC power cable refer...

Page 9: ...ter 1 Getting Started NI 5541 User Manual and Specifications 1 2 ni com If you are missing any of the items listed in Table 1 1 or if you received the incorrect AC power cable contact National Instrum...

Page 10: ...afety ground must be connected during use of this equipment to minimize shock hazards Refer to the Connecting Safety Ground section for instructions on connecting safety ground Live Circuits Operating...

Page 11: ...from its original condition Unsuitable modifications may result in safety hazards Connecting Safety Ground Caution The NI 5541 is designed with a three position inlet that connects the cord set groun...

Page 12: ...cleaning around components Exterior Cleaning Clean the exterior surfaces of the NI 5541 with a dry lint free cloth or a soft bristle brush If any dirt remains wipe with a cloth moistened in a mild soa...

Page 13: ...tection T2A 250V slow blow fuse Input current rating 0 7 A Operating voltage range1 88 VAC to 264 VAC Input frequency 50 Hz 60 Hz Operating frequency range1 47 Hz to 63 Hz Efficiency 79 typical Physic...

Page 14: ...ture range 40 C to 71 C Tested in accordance with IEC 60068 2 1 and IEC 60068 2 2 Meets MIL PRF 28800F Class 3 limits Relative humidity range 10 to 95 noncondensing Tested in accordance with IEC 60068...

Page 15: ...for use only in heavy industrial locations Note Group 1 equipment per CISPR 11 is any industrial scientific or medical equipment that does not intentionally generate radio frequency energy for the tre...

Page 16: ...tains the environmental regulations and directives with which NI complies as well as other environmental information not included in this document Waste Electrical and Electronic Equipment WEEE EU Cus...

Page 17: ...submitted online receives an answer Standard Service Program Membership This program entitles members to direct access to NI Applications Engineers via phone and email for one to one technical support...

Page 18: ...Council of the European Communities using the manufacturer s declaration of conformity This system affords the user protection for electromagnetic compatibility EMC and product safety You can obtain...

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