background image

 

 

 

 

 

1523,1524 

Reference Thermometer 

 

   

Technical Guide 

 

 

 

 

 
March 2014 

© 2014 Fluke Corporation. All rights reserved.  
All product names are trademarks of their respective companies. 

Summary of Contents for Hart Scientific 1523

Page 1: ...1523 1524 Reference Thermometer Technical Guide March 2014 2014 Fluke Corporation All rights reserved All product names are trademarks of their respective companies ...

Page 2: ...d service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Destination Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that failure was caused by neglect misuse con...

Page 3: ... Using Clamp On Ferrites 4 1 6 Emissions Testing 5 1 7 Low Voltage Directive Safety 5 1 8 Authorized Service Centers 5 2 Quick Start 7 2 1 Setup 7 2 2 Specifications 17 3 General Operation 23 3 1 Battery 23 3 2 DC Power Source 23 3 3 Probe 24 3 3 1 Internal or External reference junction compensation may be used with this instrument 25 3 3 2 TC Internal Reference Junction 25 3 3 3 TC External Refer...

Page 4: ... 4 5 2 5 Temp Res 33 4 5 3 Instrument 33 4 5 3 1 Fast Scan Mode 33 4 5 3 2 Contrast 33 4 5 3 3 Auto Off 33 4 5 3 4 Backlight Time 33 4 5 3 5 Serial Port 33 4 5 3 6 Baud Rate 34 4 5 3 7 Date Time 34 4 6 SAVE 34 4 7 ARROWS UP DOWN 34 4 8 ENTER 35 4 9 RECALL 35 4 9 1 Review Saved 35 4 9 2 Send Saved 35 4 9 3 Delete Saved 35 4 9 4 Send Logs 35 4 9 5 Delete Logs 36 4 10 NEXT 36 4 11 SHIFT 36 4 12 RESET...

Page 5: ...rial Commands Alphabetic Listing 48 7 Calibration of Your Reference Thermometer Readout 77 7 1 General 77 7 2 Introduction 77 7 3 Terminology 77 7 4 Fundamentals 77 7 5 Environmental Test Conditions 77 7 6 Calibration Equipment 77 7 7 Manual Calibration 78 7 7 1 General 78 7 7 2 As Found Data Procedure 80 7 7 2 1 As Found Calibration Parameters 80 7 7 2 2 As Found Data 80 7 7 3 Alignment Procedure...

Page 6: ...Inspection 82 7 9 1 2 1523 24 Calibration Parameters As Found 82 7 9 1 3 1523 24 Accuracy Test As Found 84 7 9 2 1523 24 Alignment 89 7 9 2 1 L75_OHMS Range 92 7 9 2 2 LO_OHMS Range 92 7 9 2 3 MED_OHMS Range 92 7 9 2 4 HI_OHMS Range 92 7 9 2 5 Millivolt Range 92 7 9 3 1523 24 As Left Test Data 93 8 Troubleshooting 95 9 Maintenance 97 Index 99 ...

Page 7: ... 6 1523 Menu 11 Figure 7 1523 Menu cont 11 Figure 8 1523 Menu cont 12 Figure 9 1524 Menu 14 Figure 10 1524 Menu cont 14 Figure 11 1524 Menu cont 15 Figure 12 1524 Menu cont 16 Figure 13 1524 Menu cont 17 Figure 14 1524 Menu cont 17 Figure 15 12V DC Power source Polarity 24 Figure 16 Probe wiring diagrams 27 Figure 17 RS 232 wiring 44 Figure 18 Flow chart for manual calibration 79 ...

Page 8: ...14 Temperature Thermistor 21 Table 15 Fast Scan Mode Specifications 21 Table 16 Sample Interval per Channel in Seconds 21 Table 17 Channel to Channel Differential Specifications 22 Table 18 Commands by Function or Group 46 Table 19 Statistical Types 73 Table 20 Probe Conversion Types 73 Table 21 Probe Characterization Parameters 74 Table 22 Calibration Range Identifiers 75 Table 23 Demand Log Statist...

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Page 12: ...Instructions for locking out non SI units see illustration below 6LPXOWDQHRXVO SUHVV DQG KROG GRZQ WKH NH DQG WKH 7 NH SUHVV WKH 32 5 21 NH 7KH GLVSOD ZLOO UHDG SI units only ON 5HOHDVH WKH DQG WKH 7 NH 7KH NH ZLOO QR ORQJHU WRJJOH EHWZHHQ XQLWV Figure 1 Press Display reads SI units only ON C F Press and hold C F Release Locking out non SI units 5HSHDWLQJ WKH VWHSV DERYH ZLOO HQDEOH WKH WRJJOH VZL...

Page 13: ...WKH XURSHDQ RZ 9ROWDJH LUHFWLYH OXNH HTXLSPHQW KDV EHHQ GHVLJQHG WR PHHW WKH 1 1 8 Authorized Service Centers 3OHDVH FRQWDFW RQH RI WKH IROORZLQJ DXWKRUL HG 6HUYLFH HQWHU WR FRRUGLQDWH VHUYLFH RQ RXU OXNH SURGXFW Fluke Corporation DUW 6FLHQWL F LYLVLRQ 3KRQH Fluke Nederland B V 3KRQH Fluke Int l Corporation 1 3KRQH Fluke South East Asia Pte Ltd 6 1 325 3KRQH KHQ FRQWDFWLQJ D 6HUYLFH HQWHU IRU VXSS...

Page 14: ......

Page 15: ...tup Figure 3 RS232 12V DC 30 V MAX Input Output Connections 1523 Table 2 1523 Input Output Connections No Name Description 1 Serial Serial interface connector 2 Connector T1 Sensor Connector Channel 1 4 Power External Power adapter connection ...

Page 16: ...30 V MAX T1 T2 Input Output Connections 1524 Table 3 1524 Input Output Connections No Name Description 1 Serial Serial interface connector 2 Connector T1 Sensor Connector Channel 1 3 Connector T2 Sensor Connector Channel 2 4 Power External Power adapter connection ...

Page 17: ......

Page 18: ...SETUP Enters setup menu see menu structure 8 SAVE Saves measurement as a logged data point 9 Arrows increment or decrement selections in an active field In Graph Mode Arrows change the scale of the graph 10 ENTER Selects highlighted selection Saves a new selection 11 RECALL 1st Press Enters Recall menu 2nd Press Exits Recall Menu 12 NEXT Moves down to next option on screen 13 STATS RESET Resets St...

Page 19: ...11 Quick Start Setup Figure 6 1523 Menu Figure 7 1523 Menu cont ...

Page 20: ...nction Key 3 Turns the backlight on or off 4 STATS 1st Press Max 2nd Press Min 3rd Press Ave 4th Press STD DEV 5 C F Units C F 6 HOLD 1st press Holds value on screen HOLD across bottom of screen 2nd press Releases Screen hold 7 SETUP Enters setup menu see menu structure 8 SAVE Saves measurement as a logged data point ...

Page 21: ...Saves a new selection 11 RECALL 1st press Enters Recall Menu 2nd press Exits Recall Menu 12 NEXT Moves down to next option on screen 13 STATS RESET Resets Stats Data 14 C F Ω mV Toggles from C to Ω or Ω to C PRT thermistor C to mV or mV to C TC 15 HOLD TREND Starts Graphing data 16 SAVE LOG Log a series of measurements see Auto Log in menu structure 17 ENTER HOME Returns user to main screen ...

Page 22: ...1523 1524 Reference Thermometer Setup 14 Figure 9 1524 Menu Figure 10 1524 Menu cont ...

Page 23: ...15 Quick Start Setup Figure 11 1524 Menu cont ...

Page 24: ...1523 1524 Reference Thermometer Setup 16 Figure 12 1524 Menu cont ...

Page 25: ...cations Figure 13 1524 Menu cont Figure 14 1524 Menu cont 2 2 Specifications 6SHFL FDWLRQV DUH EDVHG RQ D RQH HDU FDOLEUDWLRQ F FOH DQG DSSO IURP WR XQOHVV VWDWHG RWKHUZLVH OO VSHFL FDWLRQV DVVXPH D YH PLQXWH ZDUP XS SHULRG ...

Page 26: ...ower supply Size 96 x 200 x 47 mm 3 75 x 7 9 x 1 86 inches Weight 0 65 kg 1 4 lb Safety EN 61010 1 2001 CAN CSA C22 2 No 61010 1 04 Environmental conditions for all specifications 13 C to 33 C Table 7 Millivolt Measurement Range Resolution Accuracy 10 mV to 75 mV 0 001 mV 0 005 5 μV Temperature Coefficient 10 C to 13 C 33 C to 60 C 0 001 C 1 μV C Table 8 Reference Junction Compensation Thermocoupl...

Page 27: ... 1000 C to 1800 C 0 85 C 0 68 C 0 57 C C 100 C to 550 C 550 C to 2300 C 0 32 C 0 71 C E 200 C to 0 C 0 C to 950 C 0 52 C 0 22 C J 200 C to 0 C 0 C to 1200 C 0 52 C 0 23 C K 200 C to 0 C 0 C to 1370 C 0 61 C 0 24 C L 200 C to 0 C 0 C to 900 C 0 36 C 0 23 C M 20 C to 0 C 0 C to 400 C 400 C to 1400 C 0 26 C 0 25 C 0 22 C N 200 C to 0 C 0 C to 1300 C 0 72 C 0 28 C R 20 C to 0 C 0 C to 500 C 500 C to 1...

Page 28: ...C J 200 to 0 C 0 21 C 0 to 1200 C 0 12 C K 200 to 0 C 0 31 C 0 to 1370 C 0 15 C L 200 to 0 C 0 15 C 0 to 900 C 0 11 C M 20 to 0 C 0 14 C 0 to 400 C 0 14 C 400 to 1400 C 0 14 C N 200 to 0 C 0 48 C 0 to 1300 C 0 20 C R 20 to 0 C 1 06 C 0 to 500 C 0 95 C 500 to 1750 C 0 48 C S 20 to 0 C 1 03 C 0 to 500 C 0 93 C 500 to 1750 C 0 55 C T 200 to 0 C 0 30 C 0 to 400 C 0 13 C U 200 to 0 C 0 27 C 0 to 400 C ...

Page 29: ...kΩ at 25 C thermistor with a beta value of 4000 Ω Table 15 Fast Scan Mode Specifications Probe Type Times Normal specification PRTs 0Ω to 400Ω 2 Thermocouples 2 Thermistors to 100K 5 Thermistors 100K to 500K 10 Table 16 Sample Interval per Channel in Seconds Probe Type Normal Mode sample rate set 1 second Fast Scan Mode sample rate set to Auto Probe combination for two channel Channel 1 Channels 1 ...

Page 30: ... 17 Channel to Channel Differential Specifications Probe Type Times Normal specification T1 T2 1 T1 T2 Fast Scan Mode See Table Fast Scan Mode Specifications NOTE Specification is for T1 T2 10 C For Like Probes only Accuracies do not include probe accuracies ...

Page 31: ...er the 1523 24 off and unplug the AC adapter from the unit 2 Remove the yellow boot 3 With the 1523 24 facing down remove the screw and battery cover 4 Remove the batteries 5 Place new batteries into the unit 6 Close the battery cover and replace the screw 7 Replace the yellow boot Warning Used batteries must be disposed of properly Check your local regulations for additional information You may r...

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Page 35: ...27 General Operation INFO CON Connector Figure 16 Probe wiring diagrams ...

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Page 81: ... TEMPerature unit 6HW WKH WHPSHUDWXUH XQLW 7KH XQLW SDUDPHWHU LV HLWKHU IRU HOVLXV RU IRU DKUHQKHLW DPSOH 81 7 7 03 Table 19 Statistical Types Number Type Keyword 1 Maximum MAX 2 Minimum MIN 3 Average AVE 4 Standard Deviation STD 5 Delta X DX 6 Delta T DT Table 20 Probe Conversion Types Probe Conversion Keyword PRT ITS90 ITS ITS90 5 ITS5 CVD CVD PT100 RPRT Resistance TRES Thermistor Polynominal R ...

Page 82: ...ting Point B Double Floating Point C Double Floating Point D Double Floating Point A4 Double Floating Point B4 Double Floating Point MINOP Integer C MAXOP Integer C ITS90 5 RTPW Double Floating Point A Double Floating Point B Double Floating Point C Double Floating Point A Double Floating Point B5 Double Floating Point MINOP Integer C MAXOP Integer C CVD R0 Double Floating Point A Double Floating ...

Page 83: ...loating Point other C1 C2 Double Floating Point C3 Double Floating Point B0 Double Floating Point internal RJ only B1 Double Floating Point internal RJ only B2 Double Floating Point internal RJ only B3 Double Floating Point internal RJ only RJTYPE 0 external 1 internal RJTEMP Double Floating Point External temperature C MINOP Integer C MAXOP Integer C Table 22 Calibration Range Identifiers Range Ke...

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Page 85: ...DQ H WHQVLYH XQFHUWDLQW EXGJHW 7 2 Introduction 7KH UHIHUHQFH UHVLVWRUV DQG YROWDJH VRXUFH PXVW KDYH ORZ HQRXJK XQFHUWDLQWLHV WR W ZLWKLQ RXU XQFHUWDLQW EXGJHW 7KHVH XQFHUWDLQWLHV FRQVLVW RI D QXPEHU RI LWHPV LQFOXGLQJ WHPSHUDWXUH FRHI FLHQWV DQG ORQJ WHUP GULIW 7KHUH DUH RWKHU XQFHUWDLQWLHV WR FRQVLGHU DV ZHOO 7 3 Terminology NOTE The Unit Under Test is referred to as the UUT 7 4 Fundamentals W L...

Page 86: ...700 28 0016 75 15 73 0 00117975 0 3 0 0000225 0 001180 15 7329 100 14 0 0014 0 3 0 00003 0 001400 14 0032 200 11 5 0 0023 0 3 0 00006 0 002301 11 5039 400 10 25 0 0041 0 3 0 00012 0 0041 10 2544 10000 35 0 35 0 3 0 003 0 3500 35 0013 40000 26 25 1 05 0 3 0 012 1 0501 26 2517 100000 74 7 0 3 0 03 7 0001 70 0006 300000 70 21 0 3 0 09 21 0002 70 0006 500000 70 35 0 3 0 15 35 0003 70 0006 Table 27 Sta...

Page 87: ... Figure 18 Prepare Test Equipment Visual Inspection Need As Found data As Found Data Parameters Yes As Found Test Data Set Reference Points and Reset Adj Values No Take Alignment Data Calculate New Adj Values As Left Accuracy Data Finished Flow chart for manual calibration ...

Page 88: ...G UHVLVWDQFH VWDQGDUGV 5HIHUHQFH SRLQWV DQG WKHLU DGMXVW PHQW YDOXHV DUH UHVHW 7 7 3 1 Alignment Test Data 2QFH WKH UHIHUHQFH SRLQWV KDYH EHHQ VHW DQG WKHLU DGMXVWPHQW SRLQWV UHVHW WR HUR GDWD DW HDFK FDOLEUDWLRQ SRLQW LV WDNHQ IRU HDFK RI WKH YROWDJH DQG UHVLVWDQFH UDQJHV 7 7 3 2 Calculate New Adjustment Values 7KH DOLJQPHQW WHVW GDWD LV XVHG WR FDOFXODWH QHZ GMXVW YDOXHV IRU HDFK UDQJH EDVHG RQ ...

Page 89: ...H XWR 2II PRGH WXUQHG RII 5HIHU WR WKH QVWUXPHQW 6HWWLQJV PHQX 7 8 4 AC Adapter 7KH 887 FDQ EH FDOLEUDWHG ZLWK RU ZLWKRXW WKH DGDSWHU I XVLQJ EDWWHULHV HQVXUH WKH DUH QHZ EHIRUH VWDUWLQJ WKH FDOLEUDWLRQ SURFHGXUH 7 9 Manual Calibration Process NOTE 1 The 1523 24 is tested and calibrated using the tests outlined below in the order indicated Details on performing each of the tests can be found in th...

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Page 91: ... LQ RUGHU RI WKH UHI SRLQWV TXHULHG LQ WKH SUHYLRXV VWHS 6 Set the UUT in the LO_OHMS cal range by sending the following commands through the serial port 9 5 1 6 2B2 06 7 Query the Ref points by sending the following Command 9 5 1 5 8 Query the ADJ values for the range by sending the following Command 9 5 1 7KH YDOXHV ZLOO EH LQ RUGHU RI WKH UHI SRLQWV TXHULHG LQ WKH SUHYLRXV VWHS 9 Set the UUT in...

Page 92: ...ing a terminal program set the terminal program communication settings to Baud 9600 Parity None Flow Control None Stop Bits 1 20 Connect an electrical short less than 0 00054 to all 4 wires of the calibration cable connected to the UUT 21 Set the UUT password enable by sending the following commands through the serial port 6 67 3 66 1 LV WKH FXUUHQW 887 SDVVZRUG 22 Query the password enable to ens...

Page 93: ... 31 Query the reading every 2 seconds for 40 readings using the following command 0 6 5HFRUG WKH GDWD 32 Connect a 100 Ohm resistor to the calibration cable connected to the UUT 33 Query the reading every 2 seconds for 40 readings using the following command 0 6 5HFRUG WKH GDWD 34 Connect a 200 Ohm resistor to the calibration cable connected to the UUT 35 Query the reading every 2 seconds for 40 r...

Page 94: ...Connect a 200 ohm resistor to the calibration cable connected to the UUT 45 Query the reading every 2 seconds for 40 readings using the following command 0 6 5HFRUG WKH GDWD 46 Connect a 400 Ohm resistor to the calibration cable connected to the UUT 47 Query the reading every 2 seconds for 40 readings using the following command 0 6 5HFRUG WKH GDWD 48 Connect a 10K Ohm resistor to the calibration ...

Page 95: ...ms Range 57 Set the UUT in the HI_OHMS cal range by sending the following commands through the serial port 9 5 1 6 B2 06 58 Connect a 40K Ohm resistor to the calibration cable connected to the UUT 59 Query the reading every 2 seconds for 40 readings using the following command 0 6 5HFRUG WKH GDWD 60 Connect a 100K Ohm resistor to the calibration cable connected to the UUT 61 Query the reading ever...

Page 96: ...sending the serial command 9 5 1 6 1250 RQQHFW WKH FDOLEUDWLRQ FDEOH WR KDQQHO 7 7 9 1 3 5 Millivolt Range 71 Set the UUT in the mV cal range by sending the following commands through the serial port 9 5 1 6 09 72 Connect the voltage source to the calibration cable as described in the Preparation Settings for Reference readout Calibration section 73 Set the output of the voltage source to 10 mV 74...

Page 97: ... standard deviation specification re take data at the suspect range s If the data is still exceeds the specification contact an Authorized Service Center for assistance Verify the average of each data set is less than the Accuracy limit listed in the Accuracy Test Settings and Specification tables 7 9 2 1523 24 Alignment 3ULRU WR SHUIRUPLQJ WKH DOLJQPHQW WKH IROORZLQJ 887 FRQ JXUDWLRQ DQG FRQWURO VHW...

Page 98: ...er shown Not doing so will cause other calibration parameters to change values This produces large errors in the calibration 1 Using a terminal program set the terminal program communication settings to Baud 9600 Parity None Flow Control None Stop Bits 1 3OXJ WKH SURYLGHG VHULDO FRPPXQLFDWLRQV FDEOH LQWR WKH 887 2 Set the number of Ref points to 2 for each range by sending the following serial com...

Page 99: ...9 5 1 9 5 1 9 5 1 6 B2 06 9 5 1 9 5 1 9 5 1 6 09 9 5 1 9 5 1 5 Take alignment data by following or repeating the steps in the As Found Data section Do not take alignment data for Channel T2 6 Calculate the average and the standard deviation of the alignment data 7 Calculate the adjustment values for each range and record the value using the formula below DYHUDJH QRPLQDO UHSUHVHQWV ZKLFK YDOXH IRU ...

Page 100: ...S Range DYH ȍ ȍ QRPLQDO DYH ȍ ȍ QRPLQDO DYH ȍ ȍ QRPLQDO DYH ȍ ȍ QRPLQDO 7 9 2 4 HI_OHMS Range DYH ȍ ȍ QRPLQDO DYH ȍ ȍ QRPLQDO DYH ȍ ȍ QRPLQDO 7 9 2 5 Millivolt Range DYH P9 P9 QRPLQDO DYH P9 P9 QRPLQDO 8 Send the calculated ADJ values from step 7 to the UUT using the following serial commands The XXXX represents the new calculated value 9 5 1 6 B2 06 9 5 1 9 5 1 9 5 1 6 2B2 06 9 5 1 9 5 1 9 5 1 6 ...

Page 101: ...ata by following the steps in the As Found Data section 2 Calculate the average and the standard deviation of the measurements taken in step 1 including the Channel T2 data Record the results 3 Compare the error with the specification in the Accuracy Test Setting and Specification tables for each range to determine the pass fail status Record the result ...

Page 102: ......

Page 103: ... is blank when it should show measurements Make sure the instrument has power either from the batteries or the AC adapter Verify that the initialization information appears on the display when the power is switched on Check to make sure that a probe is properly connected Check to make sure that the INFO CON connector is programmed properly using the 9940 software While attempting to measure resist...

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