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NI 9478 operating instructions
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32
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OPERATING INSTRUCTIONS AND SPECIFICATIONS
NI 9478
16-Channel, 0–50 V, Sinking Digital Output Module
with Programmable Current Limits
ni.com/manuals
Deutsch
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Contents
Main
Page
Safety Guidelines
Safety Guidelines for Hazardous Locations
Special Conditions for Hazardous Locations Use in Europe
Special Conditions for Marine Applications
NI 9478 Operating Instructions and Specifications 6 ni.com
Connecting the NI 9478
Figure 1. NI 9478 Pin Assignments
Page
Page
Protecting the Module from Flyback Voltages
Using Long Cables
Page
I/O Protection
Output Current Limit Thresholds
Overcurrent Protection
Page
Overcurrent Refresh
Safe Operating Current
Page
Example One
Example Two
Sleep Mode
Specifications
Output Characteristics
Page
Page
Page
Safety
Maximum Voltage
Isolation Voltages
Safety Standards
Hazardous Locations
Environmental
Shock and Vibration
Electromagnetic Compatibility
CE Compliance
Environmental Management
Waste Electrical and Electronic Equipment (WEEE)
RoHS
Where to Go for Support
Page
374612D-01 Feb08
