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— External Calibration The External Calibration calibrates the VCXO, voltage reference, 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 — Power Table 12. 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 2.0 A 2.2 A +12 VDC 0.46 A 0.5 A –12 VDC 0.01 A 0.01 A Total Power 21.9 W 26.0 W © National Instruments Corporation 29 NI 5421 Specifications Software Table 13. Specification Value Comments Driver NI-FGEN 2.0 or later version. NI-FGEN is an — Software IVI-compliant driver that allows you to configure, control, and calibrate the NI 5421. NI-FGEN provides application programming interfaces for many development environments. Application NI-FGEN provides programming interfaces for the — Software following application development environments: •LabVIEW • LabWindows™/CVI™ • Measurement Studio • Microsoft Visual C/C++ • Microsoft Visual Basic • Borland C/C++ Soft Front The FGEN Soft Front Panel 1.3 or later supports interactive — Panel/ control of the NI 5421. The FGEN Soft Front Panel is Interactive included on the NI-FGEN driver CD. Configuration Measurement & Automation Explorer (MAX) also provides interactive configuration and test tools for the NI 5421. MAX is also included on the NI-FGEN CD. NI 5421 Specifications 30 ni.com Environment NI PXI-5421 Environment Note To ensure that the NI PXI-5421 cools effectively, follow the guidelines in the Maintain Forced-Air Cooling Note to Users included in the NI 5421 kit. The NI PXI-5421 is intended for indoor use only. Table 14. Specifications Value Comments Operating Temperature 0 .C to +55 .C in all NI PXI chassis except the following: 0 .C to +45 .C when installed in an NI PXI-101x or NI PXI-1000B chassis. Meets IEC-60068-2-1 and IEC-60068-2-2. — Storage Temperature –25 .C to +85 .C. Meets IEC-60068-2-1 and IEC-60068-2-2. — Operating Relative Humidity 10% to 90%, noncondensing. Meets IEC-60068-2-56. — Storage Relative Humidity 5% to 95%, noncondensing. Meets IEC-60068-2-56. — Operating Shock 30 g, half-sine, 11 ms pulse. Meets IEC-60068-2-27. Test profile developed in accordance with MIL-PRF-28800F. Spectral and jitter specifications could degrade. Storage Shock 50 g, half-sine, 11 ms pulse. Meets IEC-60068-2-27. Test profile developed in accordance with MIL-PRF-28800F. — Operating Vibration 5 Hz to 500 Hz, 0.31 grms. Meets IEC-60068-2-64. Spectral and jitter specifications could degrade. Storage Vibration 5 Hz to 500 Hz, 2.46 grms. Meets IEC-60068-2-64. Test profile exceeds requirements of MIL-PRF-28800F, Class B. — Altitude 2,000 m maximum (at 25 °C ambient temperature) — Pollution Degree 2 — © National Instruments Corporation 31 NI 5421 Specifications NI PCI-5421 Environment NI PCI-5421 Environment Note To ensure that the NI PCI-5421 cools effectively, follow the guidelines in the Maintain Forced-Air Cooling Note to Users included in the NI 5421 kit. Also, to maximize airflow and extend the life of the device, leave any adjacent PCI slots empty. The NI PCI-5421 is intended for indoor use only. Table 15. Specifications Value Comments Operating Temperature 0 .C to +45 .C. Meets IEC-60068-2-1 and IEC-60068-2-2. — Storage Temperature –25 .C to +85 .C. Meets IEC-60068-2-1 and IEC-60068-2-2. — Operating Relative Humidity 10% to 90%, noncondensing. Meets IEC-60068-2-56. — Storage Relative Humidity 5% to 95%, noncondensing. Meets IEC-60068-2-56. — Storage Shock 50 g, half-sine, 11 ms pulse. Meets IEC-60068-2-27. Test profile developed in accordance with MIL-PRF-28800F. — Storage Vibration 5 Hz to 500 Hz, 2.46 grms. Meets IEC-60068-2-64. Test profile exceeds requirements of MIL-PRF-28800F, Class B. — Altitude 2,000 m maximum (at 25 °C ambient temperature) — Pollution Degree 2 — NI 5421 Specifications 32 ni.com Safety, Electromagnetic Compatibility, and CE Compliance Safety, Electromagnetic Compatibility, and CE Compliance Specification Value Comments Safety The NI 5421 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 CAN/CSA-C22.2 No. 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. Emissions EN 55011 Class A at 10 m FCC Part 15A above 1 GHz — Immunity EN 61326:1997 + A2:2001, Table 1 — EMC/EMI CE, C-Tick, and FCC Part 15 (Class A) Compliant Notes: 1. This device is not intended for, and is restricted from, use in residential areas. 2. For EMC compliance, operate this device with shielded cabling. 3. When connected to other test objects, this product may cause radio interference. If this occurs, you may be required to take adequate measures...
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