National Instruments PXI-4110 User Manual

CALIBRATION PROCEDURE
NI PXI-4110
Triple-output Programmable DC Power Supply
This document contains information for calibrating the NI PXI-4110 (NI 4110) triple-output
programmable DC power supply. For more information about calibration, visit
ni.com/calibration.
Contents
Software.................................................................................................................................... 2
Related Documentation ............................................................................................................ 3
Password................................................................................................................................... 3
Calibration Interval................................................................................................................... 3
Test Equipment......................................................................................................................... 4
Test Conditions......................................................................................................................... 4
Calibration Procedures ............................................................................................................. 5
Initial Setup....................................................................................................................... 5
Verification ....................................................................................................................... 6
Verifying Voltage Programming Accuracy.............................................................. 7
Verifying Voltage Measurement Accuracy.............................................................. 8
Verifying Current Programming Accuracy .............................................................. 10
Verifying Current Measurement Accuracy .............................................................. 12
Verifying Load Regulation ....................................................................................... 14
Verifying Line Regulation........................................................................................ 19
Adjustment........................................................................................................................ 24
Considerations .......................................................................................................... 25
Adjusting Voltage Programming Accuracy ............................................................. 26
Adjusting Voltage Measurement Accuracy.............................................................. 27
Adjusting Current Programming Accuracy.............................................................. 28
Adjusting Current Measurement Accuracy .............................................................. 29
Where to Go for Support .......................................................................................................... 30

National Instruments PXI-4110 Specifications

General

Number of Channels	3
+20 V Channel Maximum Current	1 A
+20 V Channel Maximum Power	20 W
-20 V Channel Maximum Current	1 A
-20 V Channel Maximum Power	20 W
+6 V Channel Maximum Current	5 A
+6 V Channel Maximum Power	30 W
Output Voltage Programming Resolution	1 mV
Output Current Programming Resolution	1 mA
Operating Temperature	0 °C to 55 °C
Storage Temperature	-20 °C to 70 °C
Relative Humidity	10% to 90%, noncondensing
Output Type	DC
Communication Interface	PXI
PXI Supply Current	1 A
Output Voltage Range	-20 V to +20 V
Output Current Range	+6 V: 0 A to 5 A
Dimensions	3U