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In MAX, navigate to the External Calibration section of the Settings tab to update the
Calibration Due Date entry.

Alternatively, use the Update Calibration VI in the NI System Configuration API to set
the calibration due date for either a specific date or an interval in months.

Revision History

Revision

Section

Changes

374877B-01

August 2020

Test Equipment

Updated parameters of digital multimeter
(DMM) and updated PXIe-4135 Calibration
Accessories Kit information.

Verifying Current

Offset Null

Added Verifying Current Offset Null task.

Verifying Current

Offset

Updated as-left offset test limits and added
instructions to reset PLCs.

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NI corporate headquarters is located at 11500 N Mopac Expwy, Austin, TX, 78759-3504.

PXIe-4135 Calibration Procedure

Содержание PXIe-4135

Страница 1: ...Self Calibrating the PXIe 4135 7 Testing the Safety Interlock 7 Connecting and Configuring Equipment for Voltage Verification 7 Verifying Voltage Measurement and Output 8 Verifying Remote Sense Volta...

Страница 2: ...ation support in the locations shown in the following table ADE Calibration Support Location LabVIEW NI DCPower Calibration palette LabWindows CVI NI DCPower function panel niDCPower fp You can downlo...

Страница 3: ...Offset Accuracy Current Measurement and Output Accuracy Voltage 9 ppm accuracy and 100 nV resolution Current 25 ppm accuracy and 10 pA resolution 100 M current shunt IET Labs SRL 100M Pom5219 10 nA c...

Страница 4: ...x cabling for all HI and HI Sense connections For LO and LO Sense connections use shielded twisted pair copper wire for all cable connections to the device To ensure the system has had adequate time t...

Страница 5: ...s Ensure proper warnings and signage exist for workers in the area of operation Provide training to all system operators so that they understand the potential hazards and how to protect themselves Ins...

Страница 6: ...mation Explorer MAX 2 Verification Verify the existing operation of the PXIe 4135 This step confirms whether the PXIe 4135 is operating within the published specifications prior to adjustment 3 Adjust...

Страница 7: ...connector from the PXIe 4135 front panel 2 Ensure that the safety interlock input on the test fixture is closed 3 Set the niDCPower Output Function property or NIDCPOWER_OUTPUT_FUNCTION attribute to D...

Страница 8: ...ompare a set of voltages measured by a DMM to the voltage test points requested by the PXIe 4135 Verify level ranges in the specified order Refer to the following table as you complete the following s...

Страница 9: ...d test point 5 Compare a DMM voltage measurement to the voltage measurement test limits a Take a voltage measurement using the DMM b Calculate the lower and upper voltage measurement test limits using...

Страница 10: ...specified repeat the previous steps for each test point from setting the level to the test point on the PXIe 4135 up to this step 6 If more than one level range is specified repeat the previous steps...

Страница 11: ...by more than 1 C in the previous 5 minutes b After the internal temperature has stabilized if the temperature still exceeds Tcal 1 C call the self calibration VI or function 6 Set the level on the PX...

Страница 12: ...eft Offset Test Limit 600 mV 10 nA 10 nA 0 mV 750 fA3 1 Disconnect all equipment from the output of the PXIe 4135 2 Measure the internal device temperature and perform self calibration if necessary a...

Страница 13: ...00 mV 10 nA 10 nA 0 mV 5 pA 1 pA 1 A 1 A 40 pA 17 pA 100 A 100 A 2 nA 970 pA 1 mA 1 mA 20 nA 9 7 nA 10 mA 10 mA 200 nA 97 nA 100 mA 100 mA 2 A 970 nA 1 A 1 A 20 A 8 5 A 3 A 1 A 600 A 85 A 200 V 10 nA...

Страница 14: ...an authorized NI service representative to request a Return Material Authorization RMA Refer to the following table as you complete the following steps Table 7 Load Regulation Verification Level Range...

Страница 15: ...After measuring the internal device temperature wait for the internal device temperature to stabilize Temperature is considered stable when it has not changed by more than 1 C in the previous 5 minute...

Страница 16: ...the following figure Figure 6 Current Connection Diagram Part 1 Triax Cable Triax to Bare Wire Precision Shunt LO LOS HI Triax HIS Triax NI DCPower Device Sense LO Sense HI Triax HI Triax LO CHS GND...

Страница 17: ...tput on Figure 7 Current Connection Diagram Part 2 Triax Cable Precision Shunt LO LOS HI Triax HIS Triax NI DCPower Device Sense LO Sense HI Triax HI Triax LO CHS GND Shielded Combicon to Banana Bare...

Страница 18: ...and perform self calibration if necessary a After measuring the internal device temperature wait for the internal device temperature to stabilize Temperature is considered stable when it has not chang...

Страница 19: ...steps 1 11 for each test point in the previous table Verifying 100 A to 100 mA Current Measurement and Output Compare a set of currents measured by a DMM to the current test points requested by the PX...

Страница 20: ...er Output Function property or NIDCPOWER_OUTPUT_FUNCTION attribute to DC Current for the PXIe 4135 3 Set the first specified level range limit range and limit on the PXIe 4135 4 Measure the internal d...

Страница 21: ...A Current Measurement and Output Compare a set of currents measured by a DMM to the current test points requested by the PXIe 4135 Complete this procedure only after successfully completing all previ...

Страница 22: ...o the first specified test point 6 Complete the following 4 steps within 5 minutes or less of completing the previous step in order to ensure the internal device temperature remains stable 7 Calculate...

Страница 23: ...mum of five minutes for the internal device temperature to stabilize 2 Initiate an external calibration session a specific type of NI DCPower session by calling the niDCPower Initialize External Calib...

Страница 24: ...t Point 6 V 100 mA 5 V 5 V 1 Set the first specified level range limit range and limit on the PXIe 4135 2 Set the level on the PXIe 4135 to the first specified test point 3 Take a voltage measurement...

Страница 25: ...iax LO CHS GND 2 Set the niDCPower Output Function property or NIDCPOWER_OUTPUT_FUNCTION attribute to DC Current for the PXIe 4135 3 Set the first specified level range limit range and limit on the PX...

Страница 26: ...te this procedure only after successfully completing all previous adjustment procedures Adjust ranges in the specified order Refer to the following table as you complete the following steps Table 15 1...

Страница 27: ...calling the niDCPower Cal Adjust Current Limit VI or niDCPower_CalAdjustCurrentLimit function a Input the calculated shunt current measurements as the measured outputs b Input the test points as the r...

Страница 28: ...rval 1 Call either the niDCPower Initialize External Calibration VI or the niDCPower_InitExtCal function 2 Call either the niDCPower Close External Calibration VI or the niDCPower_CloseExtCal function...

Страница 29: ...Offset Null task Verifying Current Offset Updated as left offset test limits and added instructions to reset PLCs NI Services Visit ni com support to find support resources including documentation dow...

Страница 30: ...s and third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the NI global trade compliance policy and how to...

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