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NI 5441 Specifications 38 ni.com
Calibration
Power
Specification Valu e Comments
Self-Calibration An onboard, 24-bit ADC and precision voltage reference are
used to calibrate the DC gain and offset. The self-calibration
is initiated by the user through the software and takes
approximately 75 seconds to complete.
—
External
Calibration
The External Calibration calibrates the VCXO, voltage
reference, output impedance, DC gain, and offset.
Appropriate constants are stored in nonvolatile memory.
—
Calibration
Interval
Specifications valid within 2 years of External Calibration. —
Warm-up Time 15 minutes —
Specification Typical Operation Overload Operation Comments
+3.3 VDC 1.9 A 2.7 A Typical.
Overload
operation occurs
when CH 0 is
shorted to
ground.
+5 VDC 2.2 A 2.4 A
+12 VDC 0.46 A 0.5 A
–12 VDC 0.01 A 0.01 A
Total Power 22.9 W 27.0 W