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Calibration Software PTC04

User Manual

Page 2 of 17

REVISION 1.44.O1 - 2 MAY 2018

UI_0PTC04AAMLX

Contents

Introduction ............................................................................................................................................... 1

Contents .................................................................................................................................................... 2

Calibration Setup ....................................................................................................................................... 3

Requirements ............................................................................................................................................ 3

Connections ............................................................................................................................................... 3

RS232 settings ........................................................................................................................................... 4

Check Calibration of the programmer ........................................................................................................ 4

Calibration check ....................................................................................................................................... 5

Before starting the calibration check .................................................................................................... 5

Manual voltmeter ................................................................................................................................... 8

The calibration check ............................................................................................................................. 9

There are three possible outcomes ....................................................................................................... 9

What if the Calibration check failed ....................................................................................................... 11

Check Calibration Setup ....................................................................................................................... 12

Measurement failed ............................................................................................................................. 12

Large deviation ..................................................................................................................................... 13

Loggings ................................................................................................................................................... 14

Calibration details .................................................................................................................................... 14

How does the calibration work? ............................................................................................................. 14

ADC ........................................................................................................................................................ 14

DAC ........................................................................................................................................................ 15

What do we calibrate? ............................................................................................................................ 16

Sensing lines: ........................................................................................................................................ 16

PPS1: ...................................................................................................................................................... 16

PPS2: ...................................................................................................................................................... 16

PPS3: ...................................................................................................................................................... 16

PPS4: ...................................................................................................................................................... 16

Contact .................................................................................................................................................... 17

Disclaimer ................................................................................................................................................ 17

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Содержание PTC-04

Страница 1: ...AAMLX User Manual Calibration Software PTC04 Programmer Introduction In this document you ll find a description of The Calibration Setup How to proceed with the calibration check What if the calibrati...

Страница 2: ...r 4 Calibration check 5 Before starting the calibration check 5 Manual voltmeter 8 The calibration check 9 There are three possible outcomes 9 What if the Calibration check failed 11 Check Calibration...

Страница 3: ...sion of the PTC04 has no impact on the quality of the PTC04 calibration it is advised to upload the ptc04_mlx90251_firmware hex or ptc04_mlx90316_firmware hex firmware to the PTC04 before replacing th...

Страница 4: ...VEN 7BITS OR PARITY NONE 8BITS TX TERM CR LANGUAGE SCPI LANGUAGE SCPI For configuration instructions please consult the user s manual of your multimeter All other settings are set by the software via...

Страница 5: ...and compare its results with the calibration parameters If the calibration parameters are out of tolerance they can be corrected Before starting the calibration check It is advised to leave the progra...

Страница 6: ...4 01 2 MAY 2018 UI_0PTC04AAMLX Figure 6 Calibration Check Press Verify Calibration to start the calibration You are reminded to leave your PTC04 powered up for minimum 30 to 60 minutes before starting...

Страница 7: ...With a manual voltmeter the program will start with calibrating the internal voltmeter which will be used to check the PTC04 programmer Figure 8 Proceed Check Press yes to continue At this stage the...

Страница 8: ...internal reference meter Press OK to continue For the calibration of the internal reference meter two series of 32 values are required Once the internal reference meter is calibrated the software wil...

Страница 9: ...At the end of the calibration check the program verifies if a correction of the calibration parameters is needed Figure 14 Calibration Check There are three possible outcomes 1 The program notifies yo...

Страница 10: ...04 If you press no there are no modifications done 3 At the end of the calibration the software verifies if the programmer was at temperature when the calibration started If the programmer was not at...

Страница 11: ...input of measured data If this occurs check the setup and redo the calibration check Very important If the calibration check is done with a manual voltmeter you have to take extra care that the measur...

Страница 12: ...a bad connection in the setup For example between the PTC04 main board and the calibration board When using a Keithley 2000 multimeter for the calibration the failure can also be caused by a wrong mea...

Страница 13: ...calibration parameters In the main window you get a list of the channels that have a large deviation from the default values Figure 23 List of channels that have a large deviation The large deviation...

Страница 14: ...s PTC04UI Calibration details How does the calibration work ADC In the graph below you have two curves the measurements of the ADC left Y axis and the reference measurements of the external voltmeter...

Страница 15: ...TC04 and the External Voltmeter which results in to correction parameters for offset and gain Graph 2 At the end of the calibration check these values of the ADC channels and the DAC are compared with...

Страница 16: ...d then the additional channels that are connected to that source Voltmeter on the PPS1 channel 0 and Channel 16 High sensitivity of the ADC PPS1 channel 0 of the DAC Current meter on the PPS1 channel...

Страница 17: ...Melexis and the use thereof or anything described by the Information does not grant explicitly or implicitly to any party any patent rights licenses or any other intellectual property rights This doc...

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