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3.2.2 Temperature measurement accuracy(3-wire)

Table 9 Temperature measurement accuracy(3-wire)

Figure 20 Typical Error (3-wire,100

Ω Input)

Figure 21 Typical Error (3-wire,250

Ω Input)

3.2.3 Temperature measurement accuracy(2-wire)

Test condition

-100

℃

- +100

℃

-200

℃

- +850

℃

25

℃

, typical

0.15

℃

0.203

℃

25

℃

, max

0.536

℃

0.576

℃

0-55

℃

, max

0.586

℃

0.676

℃

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Summary of Contents for PCIe/PXIe-6301 Series

Page 1: ...PCIe PXIe 6301 Series 24 bits Temperature Input Module for Resistance Temperature Detector User Manual User Manual Version V1 6 Revision Date Apr 18 2020...

Page 2: ...rature measurement accuracy 3 wire 19 3 3 Temperature measurement stability 21 3 4 RDC Resistance digital conversion accuracy 22 4 Software 23 4 1 System Requirements 23 4 2 System Software 23 4 3 C P...

Page 3: ...e PCIe 6301 Front Panel 8 Figure 6 Resistance Measurement noise 4 wire Level 0 11 Figure 7 Resistance Measurement noise 4 wire Level 1 12 Figure 8 Resistance Measurement noise 4 wire Level 2 12 Figure...

Page 4: ...34 Re Trigger 35 Table 1 PCIe PXIe 6301 Channel Group 1 Table 2 6301 on different buses 3 Table 3 Analog Input Performance 7 Table 4 PFI Specification 7 Table 5 Pinouts for 4 wire mode configuration...

Page 5: ...otal of 32 channels PCIe PXIe 6301 can measure maximum resistance of 400 to cover the full range of RTD sensor PT100 with the maximum sampling rate of up to 800 samples per second The PCIe PXIe 6301 s...

Page 6: ...wire thermal resistance sensor is input 128M sample onboard FIFO buffer for analog input DMA for analog input Provide resistance or temperature measurement value Analog Digital Software Trigger 1 3 A...

Page 7: ...ADC3 DDR FPGA Front panlel Interface Ch0 Ch4 Ch0 Ch7 Ch5 Ch9 Ch8 Ch15 Ch10 Ch14 Ch16 Ch23 Ch15 Ch19 Ch24 Ch31 Figure 1 PCIe PXIe 6301 System Diagram Figure 1 shows the system diagram of the PCIe PXIe...

Page 8: ...nection When using a 2 wire RTD configuration user needs to connect the negative terminal of current excitation Ex to the AI terminal as shown in Figure 2 Due to the presence of lead wires resistance...

Page 9: ...wn in Figure 3 Since the voltage generated by the RTD connecting the AI terminal and the voltage connected to the AI terminal will cancel each other this connection can effectively eliminate the influ...

Page 10: ...ire are independently so will not introduce errors due to lead wire resistance Figure 4 4 wire RTD connection 1 If you need to use a 4 wire configuration you must configure the channel topology to a 4...

Page 11: ...board Storage depth 128M Samples Measuring range 0 400 200 850 for PT100 Terminal type 2 wire 3 wire 4 wire 1000 uA 4 wire 500 uA 2 wire 3 wire Overvoltage protection 30 V Trigger type Analog Digital...

Page 12: ...nt Panel conections and Pinouts Figure 5 PXIe PCIe 6301 Front Panel PCIe PXIe 6301 supports two wiring topologies 4 wire mode and 3 wire mode The pinout of the 4 wire mode is shown in Table 5 the pino...

Page 13: ...on only f or 4 wire mode P58 Ex Positiv e terminal of current excitation only f or 4 wire mode P49 AI resistance measurement high side P49 AI resistance measurement high side P15 AI resistance measure...

Page 14: ...resistance measurement high side P15 AI resistance measurement low side P15 AI resistance measurement low side P50 Ex Negativ e terminal of current exciation connet to AI f or 2 wire conf iguration P5...

Page 15: ...nt noise Table 7 Resistance Measurement noise Figure 6 Resistance Measurement noise 4 wire Level 0 Timing mode Noise 2 wire 3 wire RMS Noise 4 wire RMS Level 0 0 35 m 0 18 m Level 1 0 45 m 0 24 m Leve...

Page 16: ...om 12 Figure 7 Resistance Measurement noise 4 wire Level 1 Figure 8 Resistance Measurement noise 4 wire Level 2 0 6 0 4 0 2 0 0 2 0 4 0 6 0 100 200 300 400 500 600 700 800 900 1000 Amplitude m Samples...

Page 17: ...PCIe PXIe 6301 Series jytek com 13 Figure 9 Resistance Measurement noise 4 wire Level 3 Figure 10 Resistance Measurement noise 4 wire Level 4...

Page 18: ...PCIe PXIe 6301 Series jytek com 14 Figure 11 Resistance Measurement noise 4 wire Level 5 Figure 12 Resistance Measurement noise 3 wire Level 0...

Page 19: ...PCIe PXIe 6301 Series jytek com 15 Figure 13 Resistance Measurement noise 3 wire Level 1 Figure 14 Resistance Measurement noise 3 wire Level 2...

Page 20: ...PCIe PXIe 6301 Series jytek com 16 Figure 15 Resistance Measurement noise 3 wire Level 3 Figure 16 Resistance Measurement noise 3 wire Level 4...

Page 21: ...PCIe PXIe 6301 Series jytek com 17 Figure 17 Resistance Measurement noise 3 wire Level 5 30 20 10 0 10 20 30 0 100 200 300 400 500 600 700 800 900 1000 Amplitude m Samples Typical Noise 3 wire Level 5...

Page 22: ...2 1 Temperature measurement accuracy 4 wire Table 8 Temperature measurement accuracy 4 wire Figure 18 Typical Error 4 wire 100 Input Figure 19 Typical Error 4 wire 250 Input Test condition 100 100 20...

Page 23: ...wire Table 9 Temperature measurement accuracy 3 wire Figure 20 Typical Error 3 wire 100 Input Figure 21 Typical Error 3 wire 250 Input 3 2 3 Temperature measurement accuracy 2 wire Test condition 100...

Page 24: ...om 20 Table 10 Temperature measurement accuracy 2 wire Figure 22 Typical Error 2 wire 100 Input Figure 23 Typical Error 2 wire 250 Input Test condition 100 100 200 850 25 typical 1 237 3 061 25 max 1...

Page 25: ...rature measurement stability Table 11 Temperature measurement stability Figure 24 Typical Drift 250 Input Figure 25 Typical Drift Different Inputs Typical value Max value Offset error stability 280 u...

Page 26: ...sistance digital conversion accuracy Table 12 RDC Resistance digital conbersion accuracy Typical value Max value Offset error 25 5 1 40 m 12 4 m Offset error 0 50 8 40 m 32 4 m Gain error 25 5 0 00018...

Page 27: ...icrosoft website Microsoft Visual Studio Version 2015 or above NET Framework version is 4 0 or above NET Framework is coming with Windows 10 For Windows 7 please check NET Framework version and upgrad...

Page 28: ...all the hardware specific driver Hardware Specific Driver Each JYTEK hardware has a C hardware specific driver This driver provides rich and easy to use C interfaces for users to operate various PCIe...

Page 29: ...le I O interface etc JYTEK provides extensive examples on line help and documentation to assist you to operate the PCIe PXIe 6301 board JYTEK strongly recommends you go through these examples before w...

Page 30: ...ded However since the four ADCs work at the same time the scanning order of all the channels is not necessarily exactly the same as the order in which the user adds the channels Figure 26 shows a typi...

Page 31: ...lly reordered internally by the driver so the order of the data of each channel s reading data will always be the same as the order of adding channels 5 2 2 ADC Timing Modes The ADC inside PCIe PXIe 6...

Page 32: ...r will adjust it to nearest rate level The conversion rate is set to the maximum possible For a more detailed description of the relationship between Timing Modes and sampling rates please refer to Se...

Page 33: ...can be set max number of channels on any one ADC Maximum number of channels added on a single A DC Max Total Sample Rate The maximum total sampling rate at the current rate level as shown in Table 15...

Page 34: ...e resistance of 400 During temperature measurement PCIe PXIe 6301 first measures the resistance value and automatically converts the resistance value to the temperature value C when the user acquires...

Page 35: ...trigger operation 5 4 3 External analog trigger The analog multiplexer can select an analog input channel as the analog trigger source The user can set the hysteresis comparator to comparator or wind...

Page 36: ...ndow comparator outputs low level out of window when the signal is above a high threshold or below a low threshold and outputs a high level inside the window when the signal is less than the high thre...

Page 37: ...less than 20ns Rising edge trigger Falling edge trigger Figure 31 Rising and falling edges of digital signals 5 5 Trigger Mode The analog inputs of the PCIe PXIe 6301 support several trigger modes sta...

Page 38: ...gger samples 10 Number of samples after trigger 990 1000 10 Sample Acquisition in Progress Sample Interval Trigger Pre Sample Post Sample 10 Samples 990 Samples Figure 33 Reference trigger 5 5 3 Re Tr...

Page 39: ...PCIe PXIe 6301 Series jytek com 35 M Samples M Samples 1st trigger 2nd trigger Start Time N trigger Trigger Data Figure 34 Re Trigger...

Page 40: ...6301 boards are precalibrated before the shipment We recommend you recalibrate PCIe PXIe 6301 board periodically to ensure the measurement accuracy A commonly accepted practice is one year If for any...

Page 41: ...JYTEK internaly uses our C drivers to design the C drivers We recommend our customers to use C drivers because C platform deliver much better efficiency and performance in most situations We also mak...

Page 42: ...PCIe PXIe 6301 Series jytek com 38 8 Appendix Appendix Table 1 PT100 Temperature Resistance Index Table...

Page 43: ...PCIe PXIe 6301 Series jytek com 39 Appendix Table 2 PT100 Temperature Resistance Index Table continued from the previous table...

Page 44: ...untries JYTEK Korea was the first JYTEK enterprise outside China to promote JYTEK products Together with Adlink Technologies and JYTEK China JYTEK is expanding to more countries Each JYTEK location is...

Page 45: ...uisition 9 4 JYTEK Software Platform JYTEK has developed a complete software platform SeeSharp Platform for the test and measurement applications We leverage the open sources communities to provide th...

Page 46: ...pose or non infringement of intellectual property rights unless such disclaimer is legally invalid JYTEK is not responsible for any incidental or consequential damages related to performance or use of...

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