National Instruments NI USB-6525 User Manual And Specifications
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National Instruments NI USB-6525 User Manual And Specifications

National Instruments NI USB-6525 User Manual And Specifications

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USER GUIDE AND SPECIFICATIONS
NI USB-6525
Introduction
Download from Www.Somanuals.com. All Manuals Search And Download.
This user guide describes how to use the National Instruments USB-6525
data acquisition (DAQ) device.
The NI USB-6525 is a full-speed USB 2.0 device that provides
eight ±60 VDC channel-to-channel isolated digital inputs (DI),
eight 60 VDC/30 Vrms channel-to-channel isolated solid-state relay (SSR)
outputs, and a 32-bit counter.
1
1 USB Cable Strain Relief
Figure 1. USB-6525 Top View

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Summary of Contents for National Instruments NI USB-6525

  • Page 1 This user guide describes how to use the National Instruments USB-6525 data acquisition (DAQ) device. Introduction The NI USB-6525 is a full-speed USB 2.0 device that provides eight ±60 VDC channel-to-channel isolated digital inputs (DI), eight 60 VDC/30 Vrms channel-to-channel isolated solid-state relay (SSR) outputs, and a 32-bit counter.

  • Page 2: Installing Software

    The NI-DAQmx CD contains example programs that you can use to get started programming with the USB-6525. Refer to the NI-DAQmx for USB Devices Getting Started Guide, that shipped with your device and is also accessible from Start»All Programs»National Instruments»NI-DAQ for more information. Note For information about non-Windows operating system support, refer to ni.com/...

  • Page 3: Setting Up Hardware

    3 Screw Terminal Blocks 2 Combicon Jack 4 Signal Labels Figure 4. Signal Label Application Diagram Connect the wiring to the appropriate screw terminals. © National Instruments Corporation USB-6525 User Guide and Specifications Download from Www.Somanuals.com. All Manuals Search And Download.
  • Page 4 I/O Connector The USB-6525 device ships with two detachable terminal blocks for digital signals. Each individual terminal accepts a wire gauge between 16 AWG–28 AWG. Table 1. Digital Terminal Assignments Module Terminal Signal Module Terminal Signal P0.0A P1.0+ P0.0B P1.0– P0.1A P1.1+ P0.1B...

  • Page 5: Signal Descriptions

    Sensing DC Voltages The USB-6525 detects a wide range of DC signals, from TTL-like logic levels to DC power supply levels up to 60 V. © National Instruments Corporation USB-6525 User Guide and Specifications Download from Www.Somanuals.com. All Manuals Search And Download.

  • Page 6: Signal Connection Example

    Applying a DC voltage of at least 3.2 V across two input terminals registers logic high. Applying no voltage or a voltage difference of 1 V or less registers logic low. DC voltages between 1 V and 3.2 V may not register a consistent or usable value.

  • Page 7: Solid-State Relay (Ssr) Outputs

    For DC loads—Install a flyback diode within 18 in. of the load. • For AC loads—Install a metal oxide varistor (MOV) rated for 30 Vrms or slightly higher. © National Instruments Corporation USB-6525 User Guide and Specifications Download from Www.Somanuals.com. All Manuals Search And Download.
  • Page 8 Figures 7 and 8 show examples of using an external flyback diode to protect DC inductive loads and an MOV to protect AC inductive loads, respectively. Flyback Diode for DC Inductive Loads P0. x A Inductive Load – P0. x B USB-6525 Figure 7.

  • Page 9: Event Counter

    The following specifications are typical at 25 °C, unless otherwise noted. Isolated Inputs Number of input channels ...... 8, ch-ch isolated Input voltage range......... –60 VDC to 60 VDC © National Instruments Corporation USB-6525 User Guide and Specifications Download from Www.Somanuals.com. All Manuals Search And Download.

  • Page 10: Solid-State Relay Outputs

    Level Input low voltage –60 VDC 1 VDC Input high voltage 3.2 VDC 60 VDC Input current ...........3.0 mA/channel max Solid-State Relay Outputs Number of output channels.....8, ch-ch isolated Relay type ..........Normally open solid-state relay (SSR) Switching voltage ........60 VDC/30 Vrms max Switching current (per channel)....500 mA max, full operation temperature range Switching rate (90% duty cycle) ....5 operations per second...

  • Page 11: Power Requirements

    For UL and other safety certifications, refer to the product label, or visit , search by model number or product line, and click the ni.com/certification appropriate link in the Certification column. © National Instruments Corporation USB-6525 User Guide and Specifications Download from Www.Somanuals.com. All Manuals Search And Download.

  • Page 12: Hazardous Locations

    Isolation Channel-to-channel.........60 VDC continuous Channel-to-earth ground......60 VDC continuous Withstand..........60 VDC continuous Do not use this module for connection to signals or for measurements within Caution Measurement Categories II, III, or IV. Hazardous Locations The USB-6525 is not certified for use in hazardous locations. Environmental The USB-6525 device is intended for indoor use only.

  • Page 13: Waste Electrical And Electronic Equipment (Weee)

    Waste Electrical and Electronic Equipment (WEEE) EU Customers At the end of their life cycle, all products must be sent to a WEEE recycling center. For more information about WEEE recycling centers and National Instruments WEEE initiatives, visit ni.com/environment/weee.htm Safety Guidelines Operate the hardware only as described in these operating instructions.
  • Page 14 Operate the device only at or below Pollution Degree 2. Pollution is foreign matter in a solid, liquid, or gaseous state that can reduce dielectric strength or surface resistivity. The following is a description of pollution degrees: • Pollution Degree 1 means no pollution or only dry, nonconductive pollution occurs.

  • Page 15: Where To Go For Support

    (<1,000 V). Examples include electricity meters and measurements on primary overcurrent protection devices and on ripple control units. Where to Go for Support The National Instruments Web site is your complete resource for technical support. At you have access to everything from ni.com/support troubleshooting and application development self-help resources to email and phone assistance from NI Application Engineers.
  • Page 16 Instruments trademarks. Other product and company names mentioned herein are trademarks or trade names of their respective companies. For patents covering National Instruments products, refer to the appropriate location: Help»Patents in your software, the patents.txt file on your CD, or ni.com/patents.
  • Page 17 Free Manuals Download Website h p://myh66.com h p://usermanuals.us h p://www.somanuals.com h p://www.4manuals.cc h p://www.manual-lib.com h p://www.404manual.com h p://www.luxmanual.com h p://aubethermostatmanual.com Golf course search by state h p://golfingnear.com Email search by domain h p://emailbydomain.com Auto manuals search h p://auto.somanuals.com TV manuals search h p://tv.somanuals.com...

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