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Digital Transformer Ratiometer DTR

®

 Model 8510

 

29

 

5.2 

Running a Test

5.2.1  VT/PT Test

In this section, an example of running a test using the following configura

-

tion (see § 4.3 for how to configure the instrument) is shown:

•  Set Date/Time: July 4, 2010. 6:00 PM

•  Set values in Nameplate: 

 

Primary Voltage:19920; Secondary Voltage: 7200

•  Select Type: VT/PT

•  Select Test Mode: CONT/Ratio

•  Storage Mode: Manual

• 

Set Filter: Normal

•  Set Language: English

PRIMARY

SECONDARY

19920 : 7200CT

H 

RED

X 

RED

X 

BLACK

H 

BLACK

RATIO 2.767 : 1

- Typical Connection

H 

BLACK

 

PRIMARY

SECONDARY

19920 : 7200CT

H 

RED

X 

RED

X 

BLACK

H 

RED

X 

RED

X 

BLACK

H 

BLACK

RATIO 1.383 : 1

- Alternate Connection

H 

BLACK

H 

RED

X 

BLACK

X 

RED

Figure 5-2

www.

ShopAEMC

.com

Shop for AEMC products online at:

1.877.766.5412

Содержание DTR 8510

Страница 1: ...DIGITAL TRANSFORMER RATIOMETER DTR E N G L I S H User Manual 8510 www ShopAEMC com Shop for AEMC products online at 1 877 766 5412...

Страница 2: ...rchase or obtained by returning the instrument to our repair and calibration facility for a nominal charge The recommended calibration interval for this instrument is 12 months and begins on the date...

Страница 3: ...2 3 Cable Identification 9 3 SPECIFICATIONS 10 3 1 DTR 8510 Specifications 10 3 2 Battery Charger Specifications 12 4 DISPLAY FUNCTIONS 13 4 1 Program Flow 13 4 2 Top Level Menu 13 4 3 Configure Inst...

Страница 4: ...tio Test 1 1 36 6 CONNECTIONS 37 6 1 Connection Diagrams 37 6 2 Polyphase Connections 38 7 DATAVIEW SOFTWARE 39 7 1 Installing DataView 39 7 2 Opening the Control Panel 43 7 3 Using the Control Panel...

Страница 5: ...power and is fully discharged Only qualified personnel should use the DTR 8510 The DTR 8510 must not be used in a manner in which any of its components including test cables are relied upon to provid...

Страница 6: ...atibility European directives 73 23 CEE 89 336 CEE In the European Union this product is subject to a separate collection system for recycling electrical and electronic components In accordance with d...

Страница 7: ...tal Transformer Ratiometer DTR Model 8510 Cat 2136 50 Includes NiMH batteries installed 115V power cord set of two 15 ft leads 10 ft USB cable external battery charger 90 264VAC 50 60Hz soft carrying...

Страница 8: ...igured Short circuit conditions high current Upon completion of a test cycle the DTR 8510 displays Turns Ratio The ratio of the primary to secondary voltage at the transformer terminals due to test ex...

Страница 9: ...e stamped providing complete test information The user can also save Nameplate voltages and compare the results as the data is being gathered The data can later be downloaded to a PC and analyzed usin...

Страница 10: ...ng a test 3 High side H Cable Connector primary Connection for the primary side of the transformer 4 Low side X Cable Connector secondary Connection for the secondary side of the transformer 5 Battery...

Страница 11: ...hen pressed and released 2 3 Cable Identification H CABLE SET RED INLINE PLUG BLACK INLINE PLUG H IDENTIFIER 5 PIN CONNECTOR H IDENTIFIER X CABLE SET RED INLINE PLUG BLACK INLINE PLUG X IDENTIFIER 3 P...

Страница 12: ...cy CT Ratio Range Accuracy of Reading 0 8000 to 1000 0 0 5 Excitation Signal VT PT Mode 32Vrms max CT Mode Auto Level 0 to 1A 0 1 to 4 5Vrms Excitation Current Display Range 0 to 1000mA Accuracy 2 of...

Страница 13: ...y Polypropylene case UL 94 V0 Vibration IEC 68 2 6 1 5mm to 55Hz Shock IEC 68 2 27 30G Drop IEC 68 2 32 1m Index of Protection IP 40 Instrument lid open per EN 60529 IP 53 Instrument lid closed per EN...

Страница 14: ...A 25mA Leakage Current from battery with mains off 1mA MECHANICAL Dimensions 4 22 x 2 64 x 1 44 107 x 67 x 36 5mm Weight 0 55 lbs 250g Input Connection 2 pin IEC 320 C7 Output Connection NiMH 3 PIN DI...

Страница 15: ...igation within the level Horizontal navigation Pressing the ENTER key allows the selection and display of choices one level below if there is a level in the program flow Vertical navigation moving dow...

Страница 16: ...u Initiate storage of test results accept location parameters and store the Measurement Record 4 3 Configure Instrument With the display showing Configure Instrument press the ENTER key The configurat...

Страница 17: ...Language Allows selection of language on the display English French German Italian Spanish Portuguese NOTE To move one level up and return to Configure Instrument press the keys simultaneously Set Clo...

Страница 18: ...the formatting of the date MM DD YY DD MM YY YY MM DD Figure 4 6 Time Format Allows the formatting of the time 12 or 24 hours Figure 4 7 Set Date and Time Allows the setting of the date and time in th...

Страница 19: ...ratios which can be individually selected for a given test NOTE The Nameplate list of up to 10 transformers can be written to and saved only using DataView software The values in the list can be edite...

Страница 20: ...measurements Subsequently the stored values will not have Nameplate and Deviation in the Measurement Record NOTE The Main Screen will display the Present Nameplate only if it is Enabled If it is not...

Страница 21: ...git by selecting each digit with the or and then pressing the ENTER key When the last digit on the Sec ondary is selected the display returns to Setup Nameplate Figure 4 13 NOTE Selecting one transfor...

Страница 22: ...ment press the or key until Select Test Type appears on the display then press ENTER Figure 4 14 2 Select VT PT or CT using or and press ENTER The display will return to Select Test Type NOTE Once the...

Страница 23: ...er to store the Measurement Record or not The user also has a choice of where to store the Measurement Record So it is possible for the user to store the Measurement Record at various locations leavin...

Страница 24: ...ter The primary function of the filter is to remove the quantization noise introduced during the modulation process The filter limits the band of the allowed frequency to significantly lower than one...

Страница 25: ...y Quiet Environment In Most Applications Electrically Very Noisy Environment 4 3 7 Erase Memory 1 Press the or key until Erase Memory appears on the display then press ENTER Figure 4 18 2 Select Yes o...

Страница 26: ...ortuguese Once the language is chosen all the menu items error messages etc will be displayed in this language The configuration retains the language if the instrument is turned OFF and then turned ON...

Страница 27: ...20 4800 19920 2400 19920 2160 19920 120 7200 2400 7200 2160 7200 120 2400 120 2160 120 Table 4 1 To set the instrument back to the factory default configuration 1 Turn the DTR 8510 OFF 2 Press and hol...

Страница 28: ...EST 01 will be dis played as well as the Ratio NOTE The V after the Ratio indicates the VT PT test type C would be displayed if the Ratio was from a CT test Figure 4 21 2 Press the TEST button to move...

Страница 29: ...the Measurement Record at any location NOTE The DTR 8510 can store 99 OBJECTs Each OBJECT can store up to 99 TESTs In Manual mode the user can select the location to store the Measurement Record The...

Страница 30: ...and Time for a short duration The instrument rests at the Main Screen which displays Test Type Test Mode Filter Storage Mode and the present Nameplate values Fig 5 1 The Green power LED on the front...

Страница 31: ...ate Primary Voltage 19920 Secondary Voltage 7200 Select Type VT PT Select Test Mode CONT Ratio Storage Mode Manual Set Filter Normal Set Language English PRIMARY SECONDARY 19920 7200CT H RED X RED X B...

Страница 32: ...s high voltage may appear on the DTR 8510 terminals NOTE Continuity checks for the integrity of the cable connections only It does not check for H X reverse polarity If the continuity for the Primary...

Страница 33: ...celled at any time by pressing the TEST button Make sure that the HRED lead is always connected such that it does not short to the XRED or XBLACK lead directly or through earth ground See 6 for more c...

Страница 34: ...de will skip over and store the new Measurement Record in the next available location 5 2 3 VT PT Excitation Current Excitation current displayed in milli amperes mA is the RMS current in the Primary...

Страница 35: ...the instrument will display the appropriate error message Pressing the TEST button again will start a new Continuity test assuming the user fixed the connection problem again If it passes the Continui...

Страница 36: ...rument will display the error message see Fig 5 5 as in VT PT test and terminate the test If there were a polarity reversal the Ratio would be blinking with a negative sign This means either the conne...

Страница 37: ...in these circumstances so that the primary of the transformer is connected to the H cables and the secondary of the transformer is connected to the X cables CAUTION It is important to check that the H...

Страница 38: ...rately connect the HBLACK to XBLACK This connection simulates a 1 1 transformer 2 Run VT PT test In this connection mode the test results should yield a ratio nearly equal to 1 0000 If it does not the...

Страница 39: ...o the XRED or XBLACK lead directly or through earth ground In the diagrams below the top three are good connections but the bottom two should be avoided Measurements OK HR HB HB HR HR HB XR XB XR XB X...

Страница 40: ...ASE HIGH VOLTAGE WINDING LOW VOLTAGE WINDING TURNS RATIO TRANSFORMER HIGH VOLTAGE WINDING LOW VOLTAGE WINDING H1 H3 A H2 H1 B H3 H2 C X1 X3 a X2 X1 b X3 X2 c A B C H1 H3 A H2 H1 B H3 H2 C X1 X3 a X2 X...

Страница 41: ...nged after the installation is complete DataView must be reinstalled for each user in a multi user system USB Flash Drive Install 1 Insert the USB stick into an available USB port wait for driver to b...

Страница 42: ...internet connection DataView Version x xx xxxx Installs DataView onto the PC Adobe Reader Links to the Adobe website to download the most recent version of Adobe Reader to the computer Adobe Reader i...

Страница 43: ...tup Type window that appears select the Complete radio button option then click Next 11 In the Select Features window that appears select the instrument s control panel that you want to install then c...

Страница 44: ...OTE The Set up window remains open You may now select another option to download e g Adobe Reader or close the window 17 Restart your computer then connect the instrument to the USB port on the comput...

Страница 45: ...created during installation located on the desktop The Connection window will appear Click OK Figure 7 4 To open the Control Panel from DataView Double click on the DataView icon on your desktop The D...

Страница 46: ...The Connection window specifies the connected instrument in the com munications drop down list If multiple units are attached select the desired unit with its associated serial number from the drop d...

Страница 47: ...the location of his choice Create DataView Report Generates report for the open test results Print Test Prints the result of the test Print Preview Provides a preview of the selected test to be print...

Страница 48: ...iew the information Instrument Connect Establishes a connection with the instrument Disconnect Closes the connection with the instrument Configure Displays the instrument configuration window Download...

Страница 49: ...u or click on the Configure icon The Configure Instrument dialog box will be dis played Figure 7 8 Date Format Allows selection of the Date Format as MM DD YY or DD MM YY or YY MM DD Time format Allow...

Страница 50: ...lly or synchronized with the clock in the computer Figure 7 9 Erase Memory Allows the memory to be completely erased Language Allows the selection of English French German Italian or Portuguese Write...

Страница 51: ...to the computer will disable the automatic saving of the Measurement Record If the Test needs to be cancelled while testing is in progress press the TEST button on the instrument or CANCEL button on t...

Страница 52: ...d icon in the toolbar or click on Recorded Data on the side menu The Select Tests dialog box will appear Figure 7 11 This dialog box displays the content of the memory No Measurement Records are downl...

Страница 53: ...le in the default location of My Documents DataView Data Files DTR or select a different folder to save to 7 8 Report Generation To generate a report a file needs to be open 1 Select Open from the Fil...

Страница 54: ...e icon or create DataView Report from the File menu When a report is created a database file dvb is automatically created DataView can also call the CP or the CP of other instruments DataView cannot o...

Страница 55: ...cables before opening the case Use caution with metallic tools that may short battery packs power supplies etc 8 1 Charging the Batteries The DTR 8510 is supplied with an external smart charging unit...

Страница 56: ...The DTR 8510 cannot be used to test while it is charging There is no indication on the front panel about the status of charging or its completion The Status LED is on the charger unit itself see Figur...

Страница 57: ...batteries do not exhibit sufficient dV dt for the charger to detect there is an internal safety timer which is custom programmed for the battery packs used in the DTR Model 8510 Fast charging cycle Th...

Страница 58: ...level However trickle charging in excess of 12 hours on routine basis could be damaging for NiMH batteries If the safety timer disconnects before dV the top off charge will not be engaged The charger...

Страница 59: ...ned threshold The tests can be run as usual during this time but the batteries will soon need to be charged As the batteries reach a predetermined threshold LOW BATTERY indica tion will appear on the...

Страница 60: ...ansformer circuit breaker may be open or the ratio may be higher than the instrument can measure Low H Signal Check Primary H cables for inadvertent short Check to make sure the Primary H cable is con...

Страница 61: ...er Ratiometer DTR Model 8510 59 APPENDIX B Transformer Serial Number Correlation to Object Number Object 1 99 Transformer Serial of Tests in Object 1 99 www ShopAEMC com Shop for AEMC products online...

Страница 62: ...www ShopAEMC com Shop for AEMC products online at 1 877 766 5412...

Страница 63: ...instrument to us for repair provided we have your warranty registration information on file or a proof of purchase AEMC Instruments will at its option repair or replace the faulty material Warranty Re...

Страница 64: ...11 15 99 MAN 100353 v7 Chauvin Arnoux Inc d b a AEMC Instruments www ShopAEMC com Shop for AEMC products online at 1 877 766 5412...

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