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© National Instruments Corporation 11 USB-6525 User Guide and Specifications
Power Requirements
USB
Input voltage ...................................4.5 to 5.25 VDC in
configured state
Active current ................................. 150 mA max
Suspend current...............................350 μA typ
Physical Characteristics
Dimensions
Without connectors......................... 6.35 cm × 8.51 cm × 2.31 cm
(2.50 in. × 3.35 in. × 0.91 in.)
With connectors .............................. 8.18 cm × 8.51 cm × 2.31 cm
(3.22 in. × 3.35 in. × 0.91 in.)
I/O connectors........................................ USB series B receptacle,
(2) 16 position (screw terminal)
plug headers
Screw-terminal wiring............................ 16 to 28 AWG copper conductor
wire with 10 mm (0.39 in.) of
insulation stripped from the end
Torque for screw terminals ....................0.22 – 0.25 N · m
(2.0 – 2.2 lb · in.)
Weight
With connectors .............................. Approx. 87 g (3.1 oz)
Without connectors......................... Approx. 64 g (2.3 oz)
Safety
Standards
The USB-6525 is designed to meet the requirements of the following
standards of safety for electrical equipment for measurement, control,
and laboratory use:
• IEC 61010-1, EN 61010-1
• UL 61010-1, CSA 61010-1
Note For UL and other safety certifications, refer to the product label, or visit
ni.com/certification, search by model number or product line, and click the
appropriate link in the Certification column.