快捷使用手册 (Quick Start User Manual)
Contents
1. 2 Main Specification 3 1 e e Main Specifications Range of temperature measurement 200 C 850 C Instrument resolution 0 001 C Instrument accuracy 25Q standard platinum 100Q standard or industrial temperature sensor platinum temperature sensor 015 C 196 C 0 010 C 200 C 0 010 C 0 C 0 008 C 0 C 0 015 C 232 C 0 009 C 232 C 020 C 420 C 0 01 C 420 C 025 C 660 C 0 015 C 660 C 0 025 C 850 C Instrument short term stability o 0 001 C with 100Q platinum sensor o 0 003 C Cwith 25Q platinum sensor Instrument working environment 15 C 35 C Power supply AC 100V 240V Power consumption lt 15 W Dimension 180mm x 65 mm x 200 mm Weight 300g 3 2 Sensor Types SPRT or PRT with temperature coefficient a 0 003925 WGa21 11807 IPRT with temperature coefficient a 0 00385 Page 10 AM8040 Precision Thermometer User s Guide 3 User Interface Front Panel Flash Drive Wireless USB status Sensor Type Main Menu Flash Drive Status Status Recording Start Stop 7 m Main Display Left Key Parameter Return Key Adjust Right Key Key Figure 1 Front Panel Rear Panel AC Power Inlet amp Switch Sensor terminals Flash Drive usd Interface Measurement Interface Calibration Switch Figure 2 Rear Panel Warning Unless calibration is needed do N2. Remote Wireless Remote OK RSSI 36 dBm Control A Measurement Result CS Data Saving Temperature 130 734 C 1 E Temperature 267 321 F Every Sec To Air Data txt Resistance 150 1078 Ohm REC 9 The wireless data acquisition can be halted by clicking on Stop or clicking on Exit to quit the program The default setting for sampling period is 1 second The data acquisition can be restarted by clicking on Start if Stop is pressed before 10 CoolDragon_Air_Reader can also save the captured data to a file Air data txt The data sampling rate can be adjusted The minimum sampling period is 1 second Other data sampling period can be set by following the instruction As shown in the above figure below Data Saving there is Every x Sec where x means the sampling period with unit of second It is noted that this sampling period can be adjusted only when the sampling is stopped or halted For example if the sampling period in the above figure is required to change the program must be halted by clicking on Stop button first and then users can change the sampling period The sampling period must be integer The data sampling can be restarted after the modification Page 31 AM8040 Precision Thermometer User s Guide If the captured data need to be saved users can start the saving by clicking on Start and then clicking on REC button The captured temperature can be
3. E AUISB driver m Don t search will choose the driver to install Choose this option to select the device driver from a list Windows does not guarantee that the driver you choose will be the best match for your hardware Page 42 AM8040 Precision Thermometer User s Guide 4 Search E drive by using Browse as above figure then click Next Hardware Installation The software you are installing for this hardware FTDI FTSU2ZXX Device has not passed Windows Logo testing to verify its compatibility with Windows XP Tell me why this testing is important Continuing your installation of this software may impair or destabilize the correct operation of your system either immediately or in the future Microsoft strongly recommends that you stop this installation now and contact the hardware vendor for software that has passed Windows Logo testing Continue Anyway 5 Select Continue Anyway the computer will search for another file FTD2XX sys Files Needed The file FTD 2X sys on FTDI FTD2X Drivers Disk is Nr Type the path where the file is located and then click DK Copy files from EUS B_driver 6 Use Browse to search for and select FTD2XX sys then click on OK After the installation the computer should show Page 43 AM8040 Precision Thermometer User s Guide Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard
4. screen will display Page 29 AM8040 Precision Thermometer User s Guide wb CoolDragon Air Reader Base Status Wireless Base RF OK ADDR 5001 ADJ Remote Wireless Remote OK RSSI dBm Control F Measurement Result e Data Saving Start Temperature C Every E 1 Sec To Air_Data txt Temperature F Resistance REC 7 The Base Status and Remote should display Wireless Base RF OK and Wireless Remote OK to confirm the wireless connection The value after ADDR shows the wireless address of AM8040 precision thermometer The data after RSSI is the wireless signal strength which should be a two digit number after clicking on Start The RSSI should be greater than 99dBm Otherwise the wireless signal is too weak and the link is not stable To increase the wireless power users can move the instrument closer to computer or increase the height of the Wireless Transceiver If it is still too weak the environment is not suitable for wireless communication 8 To begin wireless data acquisition clicking on Start If the wireless signal is good enough AM8040 should display ZB xx where xx means the wireless signal strength At the same time CoolDragon Air Reader should also show the signal strength The following figure is an example Page 30 AM8040 Precision Thermometer User s Guide ae CoolDragon Air Reader Base Status Wireless Base RFOK AppR 5001
5. Precision Thermometer User s Guide Please read the Important Notice information in the next page before turning on the power of this instrument Page 2 AM8040 Precision Thermometer User s Guide Important Notice Warning Check the position of Measurement Calibration Switch on the rear panel Please refer to Figure 2 The switch must be at measurement left position Loss of calibration data will occur if the switch is at the calibration CAL position when the instrument is used in measurement application The instrument is calibrated before shipment Only qualified calibration professionals with proper standard resistors should perform the calibrations of this device Please refer to 4 General Operations AMS040 is a high accuracy digital thermometer working with a four wire platinum resistance thermometer PRT sensor The details of AM8040 operations are shown as follows 2 1 Connecting the probe sensor Four wire sensor should be connected to the Sensor terminals at the rear panel Figure 3 shows how the four wire sensor should be connected It should be noted that the Measurement Calibration switch should be at Measurement position Page 3 AM8040 Precision Thermometer User s Guide 2 2 2 3 Measurement Calibration Switch Figure 3 Rear Panel and Sensor Terminals Instrument connection with AC power AM8040 must work with power of AC100V 240V Instrumen
6. abnormal conditions of operation or handling To obtain warranty service contact AccuMac Corporation at 3150 N Arizona Ave Ste 103 Chandler AZ 85225 USA Tel 480 634 0603 Email Sales accumac com Page 45
7. has finished installing the software for FTDI FT8U2XX Device Click Finish to close the wizard Finish 7 Select Finish to end the installation 8 The computer should show You new hardware is ready to use to indicate the USB drivers are correctly installed Page 44 AM8040 Precision Thermometer User s Guide 11 Limited Warranty amp Limitation of Liability The material contained in this document is provided as is and is subject to being changed without notice in future editions AccuMac shall not be liable for errors or for incidental or consequential damages in connection with the furnishing use or performance of this document or of any information contained herein Should AccuMac and the user have a separate written agreement with warranty terms covering the material in this document that conflict with these terms the warranty terms in the separate agreement shall control Each product from AccuMac Corporation is warranted to be free from defects in material and workmanship under normal use and service The warranty period is 1 year for Precision Thermometers The warranty period begins on the date of the shipment Parts product repairs and services are warranted for 90 days The warranty extends only to the original buyer or end user customer of an AccuMac authorized reseller The warranty will not extended to products that have been misused altered neglected or damaged by accident or
8. lower than 0 C O QO and key can be used together to adjust these parameters The parameters can also be saved into the instrument The following example is the procedure of adjusting and saving Rtp and a4 of a SPRT The other parameter adjustments follow the same process a To adjust Rtp continue the operation of 4 press Dor O key to move the cursor to gt SET Rtp and then press key to go to Rtp adjustment program SPRT SETTING Rtp OHM 25 5260 MENU Exit y Adj The instrument will display the current Rtp value The digit with bottom blinking bar indicates the adjustable position Users can use QO and e key to move this position and use Band O key to adjust the value After Rtp is adjusted press key The display will remind users to save or not to save the adjusted value by flashing the adjusted Rtp Press key to save the value or Page 25 AM8040 Precision Thermometer User s Guide press C3 key to exit the program without saving and go back to the parameter adjustment menu d The following is the a4 adjustment procedure Continue from 4 press and key to move the cursor to gt SET a4 and then press e key to go to a4 adjustment program as shown below SPRT SETTING a4 4 129934e 05 SET a4 0 gt ADJUST a4 MENU Exit ENTER Yes The second line displays the current a4 value and the next two lines show the adjustment selections a
9. s Guide 8 Using a Flash Drive U disk for Data Acquisition The flash drive recording start stop key OQ be used for saving data to the USB flash drive There is a USB port on the rear panel of the AM8040 which can be used to store the measured temperature data to a flash drive Any flash drive with size lower than 4 gigabytes can be connected to the UDrive connector at the rear panel The following steps explain how to transfer data from the AM8040 to a flash drive 1 Connect a flash drive to the UDrive USB interface at the rear panel of AM8040 2 After the flash drive is connected when AM8040 is powered on the display screen will show some quick information Device Detected D p to indicate that the flash drive is detected and the upper left corner of the display should display UDr to remind users that a flash drive is connected and can be used for data capturing 3 If the flash drive is connected before the power is on AM8040 will show the quick information Device Detected P2 during initialization to indicate that the flash drive is detected and the left up corner of the display should display UDr to remind users that a flash drive is connected and can be used for data capturing 4 If users want to save the temperature data measured by AM8040 to the flash drive just press the key on the front panel the AMS040 will produce a short beep sound and the LED above the will be turned on Th
10. this operation is a two key operation do not release QO key before pressing e key otherwise the new value can not be saved Record Cycle SAVE N 9 MENU Exit lt ENTER Yes F After the adjustment press QA multiple times until AM8040 goes back to main screen of measurement Note The parameter adjustments should only be performed while the flash drive is not in the data saving process Page 37 AM8040 Precision Thermometer User s Guide 9 Using the USB Interface for Data Acquisition AM8040 precision thermometer is designed with a USB interface for data acquisition and saving temperature data to a file The following section describes the process of setting up a USB temperature data acquisition 1 Connect a USB cable to the USB USB B type interface at the rear panel of AM8040 to a computer AM8040 PC with USB interface Running CoolDragon USB Reader Figure6 AM8040 USB Temperature Data Acquisition System 2 The first time that an AM8040 is connected to a computer the computer will require users to install the USB drivers The detailed instruction is illustrated in the Error Reference source not found After the installation of these USB drivers no further drivers will need to be installed a Copy CoolDragon_USB_reader exe in the attached CD to the computer desktop b Double click on CoolDragon_USB_reader to start the software the computer should show Page 38 AM8040
11. this selection screen by pressing key The figure below shows that SPRT sensor type is selected SENSOR SETTING SENSOR SPRT IPRT 3 Press key is to go to parameter adjustment menu Page 23 AM8040 Precision Thermometer User s Guide SPRT SETTING gt SET Rtp SET a4 SET a SET b4 SET b SETc MENU Exit ENTER Adj 4 If the type of sensor is SPRT the adjustable parameters are Rtp a b c a4 and b4 The details of these parameter definitions can be found from ITS 90 As an example calibration agencies provide following parameters after SPRT is calibrated Rtp probe s resistance at triple point of water a4 and b4 low temperature range parameters a b andc high temperature range parameters c can be 0 for some instances Please refer to ITS 90 for more information 5 If the sensor type is IPRT the adjustable parameters are RO A B and C IPRT SETTING gt SET RO SETA SET B SET C MENU Exit ENTER Adj The details of the parameter definitions can be found from the industrial platinum resistance thermometer calibration procedure As an example calibration agencies provide following parameters after IPRT is calibrated Page 24 AM8040 Precision Thermometer User s Guide c Q RO the sensor s resistance at 0 C A and B the temperature coefficients when temperature is higher than 0 C C the temperature coefficient when the temperature is
12. 0 Precision Thermometer User s Guide A When AM8040 is in a normal working state press D key and then press key in 3 seconds AM8040 will enter the main menu as below MAIN MENU Sensor Setting Wireless Setting B Press 2 key A key to move the cursor line with 2 sign to gt U Drive Setting then press key to go to Record Cycle adjustment program as shown below N represents the how often the temperature will be saved in multiple times of 0 97 second The current value is 1 Record Cycle C If sampling frequency other than 1 is needed the Record Cycle value can be adjusted as follows press and hold QO key and then press key a similar display as below will come out e It should be noted that this operation is a two key operation Don t release the o key before pressing key Page 36 AM8040 Precision Thermometer User s Guide D Press O key or key to adjust the N value which must be equal or greater than 1 E After the adjustment press amp key the new adjusted value will blink to indicate whether the user wishes to save this new N value For example the following picture shows the new N value is 9 which means AM8040 will save a data to file every 9x0 97 seconds To save this value do the following two key operation press and hold QO key and then press key if users DON T want to save just press key to exit e Note
13. 00 industrial platinum resistance thermometer with a 0 00385 The C is displayed at end of Line2 it means the temperature is measured is in Celsius degree Line3 shows the sensor resistance Line 4 shows the temperature in Fahrenheit degree AMS040 has three display pages of the measured data and these pages can be scrolled to show different information The above sample is pagel The third page shows the resistance of the sensor The second page is the combination of pagel and page3 User can scroll up and down these three pages by pressing Or Okey The menu key and return right shift key can be used for sensor selections and parameter adjustments The flash drive recording start stop key Q be used for data saving to flash Page 5 AM8040 Precision Thermometer User s Guide drive The details are in 5 Instrument Calibration_and Accuracy Adjustment and 6 Selection of Sensors and Adjustment of Parameters Page 6 AM8040 Precision Thermometer User s Guide Instrument Calibration And Accuracy Adjustments Page 7 AM8040 Precision Thermometer User s Guide 1 Introduction AMS040 precision thermometer is a desktop temperature measurement and calibration device It can work together with various types of platinum resistance thermometer PRT sensors The measured temperature is calculated by the embedded microcontroller following ITS 90 standard or CVD conversion method This precision thermometer h
14. 4 adjustment is different from Rtp adjustment as the value of a4 can be 0 If a4 is 0 users can move the cursor by using and key to SET A4 0 line and press the e key to confirm the selection if a4 is a value other than 0 user can move the cursor to ADJUST a4 line and then press key to go to a4 adjustment program SPRT SETTING 4 129934e 05 MENU Exit lt Av gt Adj Page 26 AM8040 Precision Thermometer User s Guide e The current a4 value will be displayed To adjust this value press Q or key to move the underline cursor to the position where the value will be adjusted and then adjust it by moving v or O key f After adjustment users can choose to save or quit the a4 adjustment by pressing the key The a4 line will be flashing to remind the user that a change has been made To save the changes press key if not press key and the program will go back to previous screen g Other parameter adjustments are similar to the above Rtp and a4 adjustment h After all the adjustments are made users can go back to the main menu by pressing key multiple times until AMS040 go back to the main screen of measurement Page 27 AM8040 Precision Thermometer User s Guide 7 Wireless Data Acquisition Some AM8040 precision thermometers Model AM8040 W are equipped with wireless module to transmit data wirelessly Free software for this featu
15. 5R Rs OHM 24 9977 Rt 24 9977 OHM Menuz Exit Enter Yes 5 2 6 It is required to wait for 15 to 20 seconds before reading is stable The next step is to save the calibrated data to the instrument To start the data saving press the key and the third line data will blink to indicate the option to save 5 2 7 To save this calibration results press and hold the o key and then pressing the E key at the same time This will save the calibration data to the instrument and the program will go back to the main menu CALIBRATION MENU If users DO NOT want Page 20 AM8040 Precision Thermometer User s Guide to save the data press the E key and go back to main menu CALIBRATION MENU Switch setting after calibration After the calibration turn off the AC power Set the Measurement Calibration switch at the rear panel to the left side away from CAL Page 21 AM8040 Precision Thermometer User s Guide 6 Selection of Sensors and Adjustment of Parameters AMS040 can work with different types of PRT probes sensors It allows users to select probe types and input the parameters of the probes The probes compatible with AM8040 are 25 Q or 100 Q standard SPRTs or 25 Q or 100 Q secondary reference PRTs or 100 Q IPRTs The temperature coefficient of these sensors can either be 0 00385 Q Q C or 0 003925 Q Q C The sensor types working with AM8040 are classified and named as IPRT a
16. AMS040 Precision Thermometer User s Guide AccuMac AM8040 Precision Thermometer User s Guide Table of Contents Important Notice Warning esses enne 3 ky n reri i CON E 4 1 1 Main AO ICAO ui coax hut eor exUd sona ettet eun eu tet eau EE DU sue Godd 4 E2 Mon Sc areca ceriatven EEA naaa 4 2 Man Specificato sierceneerirceri ea a ai 6 2 1 Main Specifications gc cainctaxspencicccieneiiancieoen EVIL EN OU NI RUE 6 22 SCNSOL TV DES periran en E E E REE 6 AU Uic sensona R 7 4 General Operations sseseseesseeeeeesssseeteessserressssesrreessssreresssseeees 8 4 1 Connecting the probe sensor unciis cote ent ntu exer ian 8 4 2 Instrument connection with AC power eeseeeeeeee 8 4 3 Instrument front panel display and touchpad 9 5 Instrument Calibration and Accuracy Adjustments 11 Jle 100 CODI Ossana encnintennane 12 Qu AUOD eT E E E AE E N E T 14 6 Selection of Sensors and Adjustment of Parameters 18 7 Wireless Data Acquisition eseeeseseeeeeessssssesssrrtrsessssssssesrreees 24 8 Using a Flash Drive U disk for Data Acquisition 30 9 Using the USB Interface for Data Acquisition 34 10 Appendix Installation of USB Driver 37 11 Limited Warranty amp Limitation of Liability 4 Page 1 AM8040
17. Linel is the instrument s interface status including USB flash drive wireless communication status and USB to computer interface status If Udr is displayed it means that a flash flash drive is connected to the Host USB interface if ZB xx is displayed where xx are numbers it means Zigbee wireless data capturing is working if the display shows USB on the top line it informs the user that AM8040 is connected to a computer s USB interface The t at Line2 shows the measured temperature of the sensor The IPRT at the end of the Line2 tells the type of sensor of sensor AMS040 supports two types of sensors SPRT indicates a 25Q or 100 Q standard platinum resistance thermometers with a 0 003925 IPRT indicates a 100Q industrial platinum Page 13 AM8040 Precision Thermometer User s Guide resistance thermometer with a 0 00385 The C is displayed at end of Line2 it means the temperature is measured is in Celsius degree Line3 shows the sensor resistance Line 4 shows the temperature in Fahrenheit degree AMS040 has three display pages of the measured data and these pages can be scrolled to show different information The above sample is pagel The third page shows the resistance of the sensor The second page is the combination of pagel and page3 User can scroll up and down these three pages by pressing Do Orey L The menu key QA and return right shift key can be used for sensor
18. OT put the switch on Cal Page 11 AM8040 Precision Thermometer User s Guide 4 General Operations AM8040 is a high accuracy digital thermometer working with a four wire platinum resistance thermometer PRT sensor The details of AM8040 operations are shown as follows 5 1 5 2 Connecting the probe sensor Four wire sensor should be connected to the Sensor terminals at the rear panel Figure 3 shows how the four wire sensor should be connected It should be noted that the Measurement Calibration switch should be at Measurement position Measurement Calibration Switch Figure 3 Rear Panel and Sensor Terminals Instrument connection with AC power AM8040 must work with power of AC100V 240V Page 12 AM8040 Precision Thermometer User s Guide 5 3 Instrument front panel display and touchpad After power is on and a sensor is connected AM8040 shows some initialization information and then display information including the instrument s interface status measured temperature in Celsius degree the sensor resistance and temperature in Fahrenheit degree These are shown in 4 lines as following figure Udr ZB x USB _Line 1 t iu Line 2 130 734 Rt 150 1074 ohm Line 3 t 267 321 F Line 4 There is a status sign which blinks at the upper left corner of the LCD display functioning as a status indicator The status sign blinks when the device is powered on
19. Precision Thermometer User s Guide 4 coolDr agon_USB_reader Measurement Result Data Saving Temperature Every 1 Sec Temperature To U data tt Resistance c The measurement can be started by clicking on Start or can be stopped by clicking on Stop or quit by clicking on Exit The default sampling period is 1 second The free software CoolDragon_USB_reader also has data saving function to save the captured temperature to a file named U_data txt Users can also adjust the sampling period for their requirements The shortest sampling period is 1 second The instruction is as follows Find the Every x Sec section of the Data Saving section at the right side of the software s GUI The unit of the sampling period is second If sampling period other than 1 second is required users can adjust the value in the box It is noted that the adjustment must be done when the measurement is Stop state as shown in the above figure i e the adjustment must before Start or after Stop is pressed If users want to save the captured temperature data click on Start first and temperature data should be received with a blinking tick Page 39 AM8040 Precision Thermometer User s Guide showing the data capturing then users can click on REC to start the data saving The data will be saved to U_data txt file and Recording should be shown if us
20. as strong data acquisition capability Users can acquire and record data using an USB cable connecting to a PC or using a Flash drive by simply plug and record Alternatively it can work with an optional wireless module to acquire and record data remotely through wireless With these flexible peripherals temperature data can be captured and saved in real time easily for various applications 2 4 Main Application e Temperature calibrations or precision temperature measurements e Work with Standard Platinum Resistance Thermometers SPRTs secondary platinum resistance thermometers Secondary PRTs and precision industrial platinum resistance thermometers IPRTs e Wireless wire flash real time temperature measurement and acquisition 2 5 Main Features e High accuracy 0 008 C at 0 C e High resolution 0 001 C e Concurrent platinum sensor temperature measurement and data capturing e Concurrent display of sensor s temperature in Celsius C F resistance Q e 2 7 large size OLED display Page 8 AM8040 Precision Thermometer User s Guide e Touchpad for function control e Flexible sensor parameter adjustment and setting e USB interface to computer for real time temperature capturing and data saving e Wireless real time temperature data capturing with optional external wireless module e Real time temperature data capturing and saving to flash drive Page 9 AM8040 Precision Thermometer User s Guide
21. brations Figure 4 Calibration Configuration at Rear Panel 5 1 2 Turn on power after initialization AMS040 shows the calibration main menu There are two calibrations selections 100 Ohm CALIBRATION and 25 Ohm CALIBRATION The following is an illustration of the 100 Ohm CALIBRATION CALIBRATION MENU gt 100 Ohm CALIBRATION 25 Ohm CALIBRATION Enter Yes 5 L 3 Use AMY key on the key pad to select the calibration A gt sign is displayed in front of the selected line For example the above figure shows that 100 Ohm CALIBRATION is selected Page 16 AM8040 Precision Thermometer User s Guide Pressing the key will start the calibration program and the following display will appear 100 Ohm CALIBRATION Connect a 100 Ohm Standard Resistor and Press Enter Menu z Exit Enter Yes 5 1 4 The instrument will show Connect a 100 Ohm Standard Resistor and Press Enter to indicate that a 100Q must be connected first Users can exit the calibration by pressing key to go back to main menu CALIBRATION MENU 5 1 5 After the sensor is correctly connected press key to start the calibration The instrument will display Waiting for a few seconds and should display some values as following 100 Ohm CALIBRATION 100R Rs OHM 100 0238 Rt 111 0000 OHM Menu Exit lt Av gt Adj 5 1 6 To calibration the instrument users must adjust the value at th
22. e third line 100 0238 as shown above to match the standard resistor s resistance For example if the resistance of the standard resistor is 100 00380hm users can move the underline cursor to the position where the value will be adjusted by using ana key Page 17 AM8040 Precision Thermometer User s Guide and users can adjust the value by using Qaa O key The following picture shows the adjusted result 100 Ohm CALIBRATION 100R Rs OHM 100 0038 Rt 100 0038 OHM Menu Exit lt Av gt Adj 5 1 7 It is required to wait for 15 to 20 seconds before the data are stable The next step is to save the calibrated data to the instrument To save the data press the key and the third line data will blink to inform the option to save 5 1 8 To save this calibration value press and hold the o key and then press the Bey at the same time This operation will store the calibration data to the instrument and the program will go back to the main menu CALIBRATION MENU If users DO NOT want to save the data press the key and the display page will be back to main menu CALIBRATION MENU 6 2 25 Q calibration 5 2 1 The process of 25 Q calibrations is similar to that of 100 Q Calibration Frist turning off the power of the instrument and ensure the measurement calibration switch at the rear panel to the CAL side right side as shown in Figure 4 Page 18 AM8040 Precision Thermometer User
23. ers want to stop the data saving just click on END or Stop and the temperature data saving will be stopped The following figure shows that the data is saved to file with a sampling period of 3 seconds et CoolDragon_US8_reader Device Status CoolDragon V2 2 Measurement Result Data Saving start Temperature 0 009 C Recording Every 3 Sec Stop Temperature 32016 To U_data txt Exit Resistance 100 0034 Ohm The saved data format in U data txt is like Time t C 22 43 07 0 009 22 43 10 0 008 22 43 13 0 008 22 43 16 0 008 22 43 19 0 009 22 43 22 0 008 end recording The first column is time which is identical to the computer time and the second column shows the temperature Page 40 AM8040 Precision Thermometer User s Guide 10 Appendix Installation of USB Driver Important Update if your PC is running Windows7 or higher version operation system you can skip USB driver installation process Otherwise please follow the instructions below AMS040 precision thermometer and wireless transceiver are designed with USB interface The installation of USB driver is required the first time these instruments are connected to a computer The USB drivers for AM8040 precision thermometer and wireless transceiver are the same The installation can be done by following the steps below 1 When AM8040 precision thermometer and wireless transceiver are first connected to a com
24. is is to inform that the temperature data is being written to the flash drive The file name that data is saving Page 34 AM8040 Precision Thermometer User s Guide to is with the name of MYDATA txt with sampling period 0 97 second 5 If users want to stop the data saving just press Brey on the front panel AM8040 will produce a short beep sound and the LED above Brey will be off to show the end of data saving 6 The following list is an example of data saved in MYDATA txt file of the flash drive The fist column is temperature in Celsius t C the second column is time with unit of second An end is written to the file to show that key is pressed i t C Time ii 267 178 0 24 iii 267 178 1 21 iv 267 178 2 17 v 267 178 3 14 vi 267 178 4 10 vii end 7 The above operations can be repeated to do multiple time data saving 8 The temperature data file MYDATA txt in the flash drive can be transferred to a computer Just unplug the flash drive when it is in stopped status the LED above the key is off and plug the flash drive to a computer USB connector After the flash drive is detected by the computer OS users can do the file copy as normal The data saving period to flash drive can be adjusted by using the front panel The default saving period is around 0 97 second and it can be set as multiple times of this value with range of 1 65535 The detailed instruction is shown as below Page 35 AM804
25. nd SPRT e If the probe is an industrial or precision platinum resistance thermometer probe with a temperature coefficient of 0 00385 Q Q C AM8040 will categorize the probe as IPRT AM8040 calculates temperature according to CVD IEC751 method e Ifthe probe is a SPRT or a secondary PRT with temperature coefficient of 0 003925 Q Q C WGa 21 115807 AM amp 040 will categorize the probe as SPRT AM8040 calculates temperature according to ITS 90 formula Steps to select sensor type and input parameters Under normal working state after power on press key and then press key in 3 seconds AM8040 will go to the parameter adjustment main menu and the display will show Page 22 AM8040 Precision Thermometer User s Guide MAIN MENU U Drive Setting Wireless Setting There are three options at this step i Sensor Setting This is for sensor parameter adjustments Users can select sensor type and do parameter adjustment ii U Drive Setting Users can select data saving rate to external flash drive iii Wireless Setting Users can select wireless communication settings optional 2 Press Qo CX to move the high lighten line with gt to Sensor Setting Press key to enter Sensor setting adjustment program as shown below The sensor type can be IPRT or SPRT Users can select either one by moving the gt to the sensor type and then press Okey Users can exit
26. puter OS will pop up an auto detection information Found New Hardware Found New Hardware Wizard Welcome to the Found New Hardware Wizard Windows will search for current and updated software by looking on your computer on the hardware installation CD or on the Windows Update Web site with your permission Read our privacy policy Can Windows connect to Windows Update to search for software CO Yes this time only O Yes now and every time connect a device No not this time Click Next to continue Page 41 AM8040 Precision Thermometer User s Guide 2 Put the attached CD into the CDROM drive assume the CDROM drive is E and then select No not this time and click on Next Found New Hardware Wizard This wizard helps you install software for FTDI FT8UZXX Device If your hardware came with an installation CD L 6 or floppy disk insert it now What do you want the wizard to do O Install the software automatically Recommended Click Next to continue 3 Select Install from a list or specific location Advanced and then click Next Found New Hardware Wizard Please choose your search and installation options Use the check boxes below to limit or expand the default search which includes local paths and removable media The best driver found will be installed C Search removable media floppy CD ROM Include this location in the search
27. re is included with the AM8040 W Following components are need for this feature AM8040 precision thermometer with embedded wireless function A wireless transceiver A USB cable Computer with USB interface and Windows XP or above operating system f fe Wireless LC Transceiver USB cable AM8040 W PC with USB interface running Wireless Reader Figure 5 AM8040 W Wireless Data Acquisition Directions for setting up the wireless communication system Page 28 AM8040 Precision Thermometer User s Guide 1 The AM8040 precision thermometer must be on and connected to a probe 2 The computer and wireless transceiver must be within 50m indoor or 80m outdoor distance from AM8040 The computer must be powered on 3 Connect the wireless transceiver to the computer with a USB cable Place it at a high spot for best performance The system setup is shown in Figure 5 4 After connecting the wireless transceiver to the computer the user will be required to install the USB drivers The detailed instructions for this are shown in the Appendix 5 After the installation of USB drivers the user will need to install the free software on the CD included with the AM8040 Insert the CD into the computer s CDROM drive and copy the file named CoolDragon Air Reader exe to the computer 6 Once the file has finished copying double click on the icon CoolDragon_Air_Reader to begin installation The following
28. s Guide 5 2 2 Choose 25 Ohm CALIBRATION under main menu CALIBRATION MENU by pressing anv key to move the gt cursor to the 25 Ohm CALIBRATION line CALIBRATION MENU 100 Ohm CALIBRATION gt 25 Ohm CALIBRATION Enter Yes 5 2 3 Press key to start the program of 25 Ohm CALIBRATION The instrument will show 25 Ohm CALIBRATION Connect a 25 Ohm Standard Resistor and Press Enter Menuz Exit Enter z Yes 5 2 4 Follow the Connect a 25 Ohm Standard Resistor and Press Enter instruction to connect a 25 2 to sensor terminals A standard resistor of 25 must have a value close the 25Q otherwise the calibration will not be accurate 5 2 5 Press key to start the 25Q calibration the instrument should display Waiting for a few seconds and then show Page 19 AM8040 Precision Thermometer User s Guide 25 Ohm CALIBRATION 25R Rsz OHM 29 9977 Rt 25 0 0000 Menu z Exit mE Yes The value on the third line is the parameter to be adjusted and this value must match the standard resistance of the 25 resistor For example the above figure shows the current value of 25 9977 but the standards resistor value is 24 9977 This value can be adjusted by using O or B key to move the to the position where the value will be tuned and using Oor O key to adjust the value After the adjustment the instrument should display 25 Ohm CALIBRATION 2
29. saved into Air data txt and Recording can be seen if users want to stop data saving clicking on END or Stop the temperature data capturing can be stopped The following is an example with 4 second period wh CoolDragon Air Reader Base Status Wireless Base RF OK ADDR 5001 i Remote Wireless Remote OK RSSI 36 dBm Control Measurement Result Data Saving Temperature 130 734 C 4 Stop Temperature 267 322 F Eve oa To Air_Data txt EX Resistance 150 1079 Ohm ES 11 The data format saved in the file of Air_data txt can be shown as following data Time t C 12 10 12 130 735 12 10 13 130 735 12 10 14 130 735 12 10 15 130 735 12 10 16 130 735 Page 32 AM8040 Precision Thermometer User s Guide 12 10 17 130 735 end recording Time t C 12 10 28 130 735 12 10 32 130 735 12 10 36 130 734 end recording The first column is the sampling time which should be same as the computer time The second column lists the temperature each time Stop is pressed the data saving will be halted and end recording will be added to the file If users want to continue data saving users can clicking on REC the new data will be added to the last line of the previous data The above example illustrated that the data are stored two times the first time is 1 second the second time the sampling period is 4 seconds Page 33 AM8040 Precision Thermometer User
30. selections and parameter adjustments The flash drive recording start stop key Q be used for data saving to flash drive The details are in 5 Instrument Calibration and Accuracy Adjustment and 6 Selection of Sensors and Adjustment of Parameters Page 14 AM8040 Precision Thermometer User s Guide 5 Instrument Calibration and Accuracy Adjustments AM8040 is designed for accurate temperature measurements by measuring the sensor resistance and converting it to temperature Consequently the resistance measurement is very critical and the instrument must be calibrated correctly Every AM8040 is calibrated before shipment Users can calibrate AM8040 using standard resistors with calibrated values One year calibration interval is recommended Warning It is required to set correct RO or Rtpw value of the sensor before calibrations To calibrate AM8040 in the range from 10 Q to 50 Q R0 or Rtpw needs to be set to 25 Q To calibrate AM8040 in the range from 50 Q to 375 Q RO or Rtpw needs to be set to 100 Q The calibration should be done in an environment with room temperature of 22 2 C Page 15 AM8040 Precision Thermometer User s Guide Instrument calibration procedure No special sequence for 100 Q and 25 calibrations 6 1 100 Q calibration 5 1 1 Turn off the power put the measurement calibration switch to the CAL side right side Please see Figure 4 for details Switch to CAL side before cali
31. t front panel display and touchpad After power is on and a sensor is connected AM8040 shows some initialization information and then display information including the instrument s interface status measured temperature in Celsius degree the sensor resistance and temperature in Fahrenheit degree These are shown in 4 lines as following figure Udr ZB xx USB Line 1 tz Ed Line 2 130 734 Rt 150 1074 ohm Line 3 t 267 321 F Line 4 There is a status sign which blinks at the upper left corner of the LCD display functioning as a status indicator The status sign blinks when the device is powered on Page 4 AM8040 Precision Thermometer User s Guide Linel is the instrument s interface status including USB flash drive wireless communication status and USB to computer interface status If Udr is displayed it means that a flash flash drive is connected to the Host USB interface if ZB xx is displayed where xx are numbers it means Zigbee wireless data capturing is working if the display shows USB on the top line it informs the user that AM8040 is connected to a computer s USB interface The t at Line2 shows the measured temperature of the sensor The IPRT at the end of the Line2 tells the type of sensor of sensor AM amp 8040 supports two types of sensors SPRT indicates a 25Q or 100 Q standard platinum resistance thermometers with a 0 003925 IPRT indicates a 10
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