Portable Testing Device for Testing of electricity meters User Manual
Contents
1. Table 6 1 Title Full Abbreviated Active positive power of all phases summed P L sum Active negative power of all phases summed P L sum Reactive power of all phases summed in quadrant I Q I L sum Reactive power of all phases summed in quadrant II Q II L sum Reactive power of all phases summed in quadrant III Q III L sum Reactive power of all phases summed in quadrant IV Q IV L sum Total positive power of all phases summed S L sum Total negative power of all phases summed S L sum Aggregate power factor coso PF Res Frequency f Res Active power in phase L1 P L1 Reactive power in phase L1 Q L1 Current in phase L1 L1 Voltage in phase L1 U L1 Power factor cos of phase L1 PF L1 Active power in phase L2 P L2 Reactive power in phase L2 Q L2 Current in phase L2 L2 Voltage in phase L2 U L2 Power factor coso of phase L2 PF L2 Active power in phase L3 P L3 Reactive power in phase L3 Q L3 Current in phase L3 L3 Voltage in phase L3 U L3 Power factor cos of phase L3 PF L3 6 3 3 Start of monitoring Check the monitoring settings once more 1 Choose Monitoring Start 2 The list of functions and their activity indicators are presented on the display Press Enter if you want to activate other tests press Clear 3 The following information is presented on the indicator during the monitoring a date and ti2. Measurement range V Measurement error 50 265 0 2 Frequency measurement Frequency range Hz 45 65 Resolution 0 01 Hz Power factor measurement Measurement range 1 1 Resolution 0 01 Measurement of angles Phase shift angle Resolution 0 1 Angles between voltage phases Resolutions 1 Harmonics Voltage harmonic components 1 30 0 100 Current harmonic components 1 30 0 100 Meter error measurement Meter constant 65535E 9 65535E9 Input constant imp kWh Indicated error 0 1 999 9 Pulse outputs and inputs SO input IEC 62053 31 65535E 9 65535E9 SO output Input constant imp kWh 65535E 9 65535E9 Portable Testing Device PTD 3G 2 DEVICE CONNECTION This chapter provides instructions how to connect current clamps voltage circuits and optical signal scanner OSS to the device and measuring circuits It also contains description of communication ports The device is connected to a low voltage alternating network circuits Current clamps are used to measure current flowing through the circuits Voltage circuits are connected to the device by flexible wires 2 1 Connectors Device s exterior is presented in pictures 2 1A and 2 1B The keypad and the indicator are mounted on the front part of the device see Picture 2 1A and
3. 4 Choose Tests of Accuracy Start and start the test see chapter 4 1 4 During the test the information presented is the same as during the no load test Test is stopped by Enter Meter constant test The relations between the test output and the indication in the display shall comply with the marking of the name plate The test matter is to test this relation 1 Perform the actions described in the instructions 1 2 points of error measurement test see chapter 4 2 Meter error measurement 2 Activate only the test of registers 3 Choose Tests of Accuracy Start and start the test see chapter 4 1 4 4 Record the register value of the meter from which the test is to be performed and the register value of the meter up to which the test is to be performed 5 Choose Start The test of registers is being started 6 Observe the indications of meter register When the indications of the meter reaches meaning entered below the line Press Enter when register reach press Enter 25 User Manual Version 2 0 During the test the following information is shown on LCD e the time hh mm ss from the beginning of the test below the line Press Enter when register reach the register value of the meter is presented up to which the test will be performed below the line Delivered energy the meaning of energy delivered registered by the device is presented below the line Consumed energy the meaning of
4. ELGAMA ELEKTRONIKA 44 Ew PTD 3G Portable Testing Device for Testing of electricity meters User Manual version 2 0 Elgama Elektronika Ltd 2009 Contents ie AMINEDERRODUGETIONS caede os See eet indi coma doter Gash Nase eta oa ABs Sota Sate ea cede 5 2 DEVICE CONNEC TION airean ih i eee CUTE 7 2 1 Conte clos oo o ERR reir EEE cana sieeve Peer dosed isin peregre E e eed 7 ZALMAN ioci c neS 8 2 2 1 Connection of voltage Ir lll s ipod iota d reir eode coach ets le cut a aao el vedi Pres 8 2 2 2 Connection of current clamps so euedaoe pere eva dete eet ed pte ie ps acepte eate eva b Ire dUte p impu 9 2 2 3 Connection to the Network 2 2 02 certc rape ttp reca Ion ER Sosa ir RsnbEe n n tee 9 2 2 3 Optical signal scanner connection seen 10 2 3 The use of serial communication port eeeessseeeeeeseeeeneeneeeenenn nnn 10 2 3 1 HS 232 USB iicet pesi eee are idea ee a datae 10 2 3 2 Electronic communication port Current loop seese 11 3 DEVICE CONTROL AND SET TINGS tena ttn En na ot eo Se a eed 12 3 1 Introduction of information on the display 12 3 1 1 Informational fields of InidI Calor aio dee olo le oet o ae 12 Rx eoram E E E 13 3x1 1 2 Headllne oit eite tide a a a e Steading a 13 cu px cM Men ba ET 13 Scb2124 VVOIKIFIQUBI GE ue aote eee REPRE Coe PRA Liens adiuti Sce Pad 13
5. The following information is displayed in the state line while reviewing the profiles registered e date and time of a record keys of additional functions and their purpose algorithm of profile registration used While reviewing the reports of network quality monitoring the state line indicates the date and time of the record 6 4 2 Record erasing Monitoring results saved in the memory may be deleted one by one or all records at once Erase of record e Choose Monitoring Storage Review Record e Choose the record from the list e Detailed test information is presented on the display Choose the last line Delete Record e Warning message appears on the display Confirm the choice by pressing Enter Clear cancels action Elimination of all records e Choose Monitoring Storage Delete All e Warning message appears on the display Confirm the choice by pressing Enter to cancel action press Clear 36 Portable Testing Device PTD 3G 7 DEVICE KIT AND WARRANTIES 7 1 Device Kit Kit of the PTD 3G device z 2 ON Ov de v m c e 10 11 12 13 14 15 16 17 18 19 20 21 Component PTD 3G unit Current clamps C112 1000 A Current clamps M1 M 100 A Wires for current clamp connection with safety sockets for output red black black red s Wires for current clamp connection with safety sockets for output Wire for voltage neutral connection with safety so
6. e Mark the test performed and press Enter The indicator presents the results of the test performed O O O O Test results The results of network monitoring are presented in two tables The first table includes voltage and frequency limits percentage part of time when voltage did not comply with the limits determined the results are presented for each phase separately percentage part of time when frequency did not comply with the limits determined The second table includes e numbers of power outages in each phase e number of power outages in all phases The display presents the list of profiles recorded while reviewing the profiles of instantaneous values recorded of record chosen The graph of profile is being introduced when choosing the profile and pressing Enter 35 User Manual Version 2 0 Additional profile functions may be used while reviewing profile drawing Move of axis X It is switched on with the key 1 With the key S move forward and with the key TY return back change of scale of axis X It is switched on with the key 2 With the key 5 the scale is increased and with the key N it is decreased change of scale of axis Y It is switched on with the key 5 when you want to change it considerably It is switched on with the key 4 when you want to change it slightly With the key TY the scale is increased and with the key it is decreased Information of state line reviewing the records
7. 4 1 2 Test conditions Test conditions are to be determined by choosing Tests of Accuracy Test Config Test conditions are listed below The use of the determinations indicated below depends upon load current meter constant etc Mediate It is used only for the test of measurement errors This quantity is used to calculate the intermediate results of relative error and to define the number of pulses chosen to determine the average result It is suggested choosing the value which would be 5 to 10 times less than the number of total pulses The range of values is to be 1 to 225 Skip It is used only for test of measurement error It indicates the number of pulses required to skip before the calculation is started Evaluate It is used only for test of measurement error It indicates the number of pulses to be used for the calculations of average error Number of pulses is calculated according to formula 4 1 PsC 60000 4 1 Where P average power W C meter constant imp kwh t test duration min test duration depends on load variation see table 4 1 Generally 5 min is enough to perform error measurement In case of big variation of mediate test results test duration have to be set to 10min If there is need to calculate load variations nicely use formula 4 2 E zi AP ae 10096 4 2 avg Where Payg average load Ping maximum deviation from Pay Time interval of measuring of Pav
8. Picture 2 2 Note the device is being calibrated together with the exact clamps complemented In case of the usage of other clamps even of the same type the results are not precise Note the current may be measured only by current clamps In case of direct connection the device breaks down Device connection to three phase network of three and four wires is presented below Picture 2 3 Diagram of device connection to four wire three phase network User Manual Version 2 0 us U2 Ul Y Y N L3 L1 Picture 2 4 Diagram of device connection to three wire three phase network 2 2 3 Optical signal scanner connection The characteristics of optical signal scanner connection to the device and adjustments are introduced in its passport Universal connector Used to connect an optical signal scanner pulse input or pulse output 1 pulse output A 5 5B 2 pulse output R 6 GND 3 TTL 3V pulse input 7 pulse input 4 TTL 3V output 8 pulse output 2 3 The use of serial communication port 2 3 1 RS 232 USB Serial communication port RS 232 USB is used to connect the device to a computer Via this port data from device are transmitted to PC The device is connected to a computer by the null modem USB data cable included The data reading software DevCo
9. choose the value measured Press Enter In the line Value abbreviated titles of values measured are indicated All values measured and their abbreviated titles are presented in Table 6 1 Choice of algorithm 1 Choose the line Algorithm Algorithm of profile registration is indicated in this field Press Enter 2 With the keys S5 and Tl choose the algorithm of profile registration Delete the algorithm of profile registration Press Enter The line shows abbreviated titles of algorithms see chapter 6 2 Registration of measuring period 1 Choose the line Time base Press Enter 2 Register the duration of measurable period in seconds The line Duration presents maximum duration of profile registration in case measuring period is indicated The duration of measuring period may be in range 10s to 3600s Channel capacity 1024 of values The maximum duration of profile registration is to be calculated according to the following formula 1024 t 3600 where t the maximum duration of profile registration in hours tp duration of measurable period Review of channel settings The order of review of channel settings is presented below 1 Choose Monitoring Profiles 33 User Manual Version 2 0 2 In the line Channel choose the channel the settings of which you want to review The lines Value and Algorithm display the value attributed to this channel and the algorithm of its profile registration
10. 31 2 Neuste lube s oe ae ea e p E 13 Bad OVDOSIe uc ut ictoiSutar n hei Cu t Ma itt cx Le 14 3 2 1 Device control in Menu mode eren ett coe bie Een deb nnne du cu nup aetas 14 3 2 2 Input of numerical values OESTE tei nu xe dete tai ree eelnes 16 3 9 DEVICEICONMOUI dligro euo eee ete t o cce A UD aA eat e alae dave 17 3 4 Information about device and its State eeesseeeceeeeeeseeceeeeeeeneeeceeeeeeeseaeseeeeeeeseneees 21 3 41 Information about devia x p eoe Such eee ito en 21 THE FOLLOWING INFORMATION ABOUT DEVICE IS DISPLAYED ON LCD 21 3 4 2 Information about device status s soto e eost oed ae ped pae E Radiol 21 A METER TESTINO ratu ete dotted teste LE 22 A Ac VSS UME SOL IMOS MP as kA Sine HTC 22 4 1 1 Meter characteristics vcs eee re RR MEE as ed es ld 22 4 1 2 Test COMONIO io e uut ttes ee Le Eesti sr e iE ds 23 41 3 The tests performed cries ien t p ee cae ee 24 4 1 4 Command Start eee etta eig rea er Y e ERR R EE REPRE E ERE E ARR KOH RR ern 24 4 2 Procedure of test DerTormmdlieBs dei qa cue ie le eoo Do le Sa dad elon a 24 4 3 Results ot meter testing anuro eee ee ey eee 26 5 INSTANTANEOUS VALUES ensiksi passt unte ier e asiaan eo pe taal toin oie duties 27 5 1 Review and SIOl ages ine ridotte Pete cet eoe beth eb E icri M ERARANTA T E ESENES 27 InstantaneQgus Values said dtd soe E ere el Led tlc cette Mer UT asus 27 5 2 Record review and OhAaSinG o It 30 6 NETWORK QU
11. energy consumed registered by the device is presented In case you want to stop the test press the key Clear After test the following data is shown on LCD e Date and time of test start e Test duration hh mm ss e Delivered energy error e Consumed energy error In case you need to perform more than one test activate the tests interested In this case when one test ends a message with instructions which have to be performed before starting the other test appears After the actions defined are finished press Enter 4 3 Results of meter testing Up to 64 meter testing results can be stored in the meter memory Each meter testing performed is automatically saved in the device memory The records may be reviewed transmitted into computer or erased from the memory The records in the device are listed by the date and time of meter testing see the illustration below Review of the results on the display The instructions of the review of records are listed below 1 Choose Tests of Accuracy Storage Review Records 2 Choose the record from the record list presented and press Enter 3 Meter characteristics and the list of possible commands are presented on the LCD Choose Review Results 4 The list of tests performed appears on the indicator Choose the test and press Enter The results of the test chosen are shown on the display Erasing of records The record may be deleted according to the following instructio
12. power factor cos q frequency vector diagram moreover the device shows the load quadrant of each phase 4 Profile recording of chosen measuring values The results of meter testing network quality monitoring and snapshots of instantaneous values are being saved in the energetically independent memory Saved data can be reviewed on the device indicator or PC The device is controlled and configured by the interactive graphic interface built in keypad and menu system All the information entered using keyboard and the results of measurements and tests are displayed on the graphic liquid crystal display 128 x 128 points The results are displayed in indicator in text and graphic forms graphs histograms The device is supplied from voltage circuits it is testing Technical specifications of the device are presented in Table 1 1 User Manual Version 2 0 Table 1 1 Technical specifications of the device Accuracy class 0 5 Energy consumption VA lt 2 phase Operating voltage range V 45 276V Frequency range Hz 45 65 Range of operating temperatures 20 450 Time base s 1 Dimensions mm 157x189x67 Ingress protection IP 40 Current measurements Eid cabe Eror With 100 A current clamps 0 5 100 0 5 With 1000 A current clamps 1 1000 0 2 With 1500 A current clamps 10 1500 0 5 Range of indications 500mA 1500A Voltage measurement
13. 0 65 16 Portable Testing Device PTD 3G 3 3 Device configuration A consumer may change the following settings e Date time of internal clock e Display backlight duration e Sensitivity of keyboard e Communication parameters e Network type e Type of current clamps e Voltage and current transformation coefficients e Password Date time setting 1 Choose Settings Date Time 2 Enter the day see chapter 3 2 2 about input of numerals and press Enter The cursor moves to the next line 3 Enter month year seconds minutes and hours in the same way 4 Choose the command Save changes Press Enter Display backlight duration Backlight duration time interval from the last press of key until the backlight is switched off 1 Choose Configuration Keyboard Backlight Press Enter 2 Enter backlight duration in seconds Backlight duration may be determined from 1 to 255 seconds Keyboard sensitivity There are five different keyboard sensitivity levels To change sensitivity level 1 Choose Settings Keyboard Speed Press Enter A drop down list of sensitivity levels appears 2 Choose sensitivity level from the list and press Enter The caption of selected level immediately appears in the line Speed Communication settings In the communication settings the appropriate external device a computer or systems of automated meter reading PTD 3G data is transmitted to 1 Choose Sett
14. 0 Monitoring gt Test ID Power quality Phase voltage V 240 200 10 V Monitoring gt Power Quality Frequency Hz 55 50 05 45 50 Hz Time base s 900 Monitoring gt Profiles Profile No Monitoring gt Select PQM Power quality No Monitoring gt Select PQM 20 Portable Testing Device PTD 3G 3 4 Information about device and its state 3 4 1 Information about device Choose Settings General The following information about device is displayed on LCD e Serial Number e Model e Software version e Information up to 16 characters This information is entered into device memory during factory parameterization 3 4 2 Information about device status Device provides following information about it s state e Memory state e Battery state Memory state Choose Settings Data Storage The following information is displayed on LCD PQM Tests Free Indicates number of power quality monitoring records which can be saved without deleting from memory existing records PQM Tests Tot Number of PQM record which can be saved in meter memory Snapshots Free indicates number of instantaneous values snapshots available to be saved without deleting from memory existing records Snapshots Tot Number of snapshots which can be saved in meter memory Meters Tests Free number of meter tests records which can be saved without deleting of already saved records Meters Tests Tot Number of meters tests results records
15. ALITY MONITORING a haeccxnsa tenute nutu EM tete aen iet atate Rude bstss 31 6 1 Analysis of power quality rep ene ent nne a ci dee bu ta auod tl Foe eels 31 6 2 Profile record isor iipasi raaa ra deus leag be NEEE SEEE SETETE RAAE EE eah 31 6 3 Monitoring performance Order oet ees lee ei ee 32 6 31 Monitoring settings it oet Ee eee aed dee eee edge 32 0 3 2 FUMCUOMSOMINGS eo ie ed d eee i teer ded Renee ees arc ai sepes c n te eaters 32 0 9 9 SlarDot qon MONG ss ss you teca ecce a teca Eva eei rep a oap Ro cit ES qe ena pia ES ee VIA RH 34 Gu VOTE WI POCOLUS eorr hide Nae obe ti uet sein aac Ses ad suut ude oles sik A E 35 6 4 1 Record review on the display rois ect err eo e ort Rete khe Tao steam per eoea t pura 35 642 HSGOIQ SI aiti dcs cei ote sess eMe Nol t XU cd ense edes 36 A DEVICE KIT AND WARRANTIES irte e ee deerat dep tr eer iate des tas 37 Yel DEVICE Ib siue Sete Sansa Metra chee cct LLL LES Rua T 37 Ye M AUT AN WW do oc deae LI o dius c LL 38 Portable Testing Device PTD 3G 1 INTRODUCTION PTD 3G is a portable testing device for testing of electricity meters further referred as device It is used for the following aims 1 Onsite testing of inductive and static electricity meters 2 Analysis of network harmonics energy quality monitoring functions according to the EN 50160 3 Measurement of instantaneous values listed below current voltage of phase and line active reactive and total power
16. agrams coefficients of voltages and currents harmonic The device defines load quadrants in each phase Load quadrants vector diagrams and harmonic coefficients are displayed on the indicator graphically However harmonic coefficients may be displayed in textual form using tables as well Time base of Instantaneous values measurement is 1s Instantaneous values measured may be reviewed on the meter indicator Moreover their snapshot may be saved in the device memory 5 1 Review and storage Review of instantaneous values Instantaneous values may be review in the following way Choose Instantaneous Display 1 With the keys 5 choose the right size pictogram in the menu line The indicator displays the values chosen Icon Instantaneous values Phase and lineal voltages IIc Currents in each phase Power of each phase and active and reactive powers summed Power of each phase and total power summed cos of each phase and aggregate cos frequency Vector diagram Harmonic coefficients EHE 27 User Manual Version 2 0 Power factor Choose Instantaneous Display 4g f The indicator displays e coso of each phase PF1 PF2 PF3 and the angle in degrees e aggregate coso and the angle in degrees e frequency e the angles in degrees between phase voltages for 4 wire network see chapter 5 1 ZU12 a12 ZU23 023 ZUS31 031 for 3 wire network see
17. all the connectors on the upper see Picture 2 1B and lower covers see Picture 2 1A Picture 2 1A Device exterior 1 Liquid crystal display Data are displayed in the area of 73x73 mm 128X128 points 2 Keyboard A keypad of 16 keys is used for data input settings and device control 3 USB communication port Used for communication between PTD 3G device and PC 4 Serial communication port RS232 Connection 9 pole SUB D connector Used for communication between PTD 3G device and PC 5 Electric communication port 20mA current loop It is used to transmit device data using the systems of automatic meter reading AMR 7 User Manual Version 2 0 Picture 2 1B Device exterior 1 Current clamp connections Used to connect current clamps 2 Phase connections for voltages Used to connect phase voltages to the device by flexible wires 3 Neutral connection for voltage Used to connect neutral voltage to the device by flexible wire 4 Universal connector Used to connect an optical signal scanner pulse input or pulse output 2 2 Preparation 2 2 1 Connection of voltage circuits The device is connected to the voltage circuits by four in case of three wire connection three flexible wires The wires are connected to the measured voltage circuits by isolated terminals The fundamental instructions for voltage circuit connection 1 At first voltage wire is connected to the device and only then to
18. anged into No Note meter testing function is active if at least one test is activated 4 1 4 Command Start Command Start initiates meter testing The instructions of the choice of command are listed below 1 Choose Tests of Accuracy Start The list of tests and their activity indications are introduced on the display 2 Be sure that the tests are activated correctly a If any changes are required to make press Clear Menu Tests of Accuracy is opened b If the tests are activated correctly press Enter 3 A message appears on the display defining what test will be performed and if needed indicating what is required to do before the test Do the operations indicated in the message and press Enter 4 2 Procedure of test performance Procedure of test performance is described below when only one test is being performed The device must be prepared for operation in accordance with the instructions listed in 2 2 1 2 2 2 and 2 2 3 chapters of this manual before any test performance Meter error measurement 1 Record meter characteristics see chapter 4 1 1 2 Indicate test conditions see chapter 4 1 2 3 Activate only the test of meter error measurement see chapter 4 1 3 4 Choose Tests of Accuracy Start see chapter 4 1 4 24 Portable Testing Device PTD 3G The test is to be performed after all operations described in chapter 4 1 4 are finished During the test the display shows e at the beginning of th
19. chapter 5 2 ZU1 a1 ZU2 a2 ZU3 o3 Vector diagram Figures 5 1 and 5 2 presents the examples of vector diagrams corresponding to 4 wire and 3 wire connection U3 Figure 5 1 Example of vector diagram for 4 wire network U3 Figure 5 2 Example of vector diagram for 3 wire network 28 Portable Testing Device PTD 3G Review of network harmonic coefficients Network harmonic coefficients are displayed in the form of tables or histograms Network harmonics may be reviewed in the following way 1 Choose Instantaneous Display 2 With the keys S choose the pictogram of harmonics see Table 5 1 7 pictogram The change of representation mode of harmonics After the operations listed above are completed the meter indicator displays network harmonic coefficients The information presented below indicates the mode of display table graph phases and size of harmonic showed n case the harmonics have not been reviewed since the switch on of the device the histogram of phase L1 harmonics is being displayed n case the harmonics have been reviewed since the switch on of the device the phase form table histogram and size of harmonic reviewed for the last time are being displayed For the review of harmonics the following keys are being used e 1 switches to the review of harmonics of a different size The sizes are switched in the following sequence U1 I1 U2 I2 U3 I3 e changes the display form of
20. ckets for output Wires for voltage phase connection with safety sockets for output Conductor terminal crocodile for neutral connection black Conductor terminal crocodile for voltage phase connection red Optical scanning head Cable Null modem Auxiliary power supply cable Software DEVcom CD Tool case PTD 3G unit leather tool case PTD 3G User manual OSS User manual Software DEVcom User manual Calibration Certificate Current clamp PINCE C112 User manual Current clamp M1 M specification Quantity 1 nO On nn Q0 02 CQ CO CO C2 Note that kit composition can be changed according to order agreement with customer 37 User Manual Version 2 0 7 2 Warranty Device complies requirements of standard IEC EN 61010 in case the device is used in conformity with transportation storage and exploitation requirements Warranty time for meter storage is 6 months from manufacturing date Warranty term of device use is 36 months from manufacturing date Repairs and replacements of the device under warranty will be made without charge Warranty does not applies to the device if Device was used not in conformity with transportation storage exploitation requirements and safety requirements e Any item including current clamps wires voltage wires and other items from third parts was used with device instead of original items from device kit e Any item was used from device kit wh
21. e list of snapshots saved in the memory date and time is displayed The note Empty indicates empty record fields The instructions presented below describe how to review the snapshot record 1 Choose Instantaneous Records 2 Mark the record you want to review Press Enter 3 With the keys 5 choose the pictogram of the right size from the menu line see Table 5 1 Information of state line while reviewing the records Reviewing a snapshot the state line displays the date and the time of record creation Transmission into a computer Transmission of snapshots into a computer is to be made via the software DevComm of Elgama Elektronika Ltd The instructions of record transmission is presented in DevComm manual Record erasing 1 Choose Instantaneous Records 2 Choose the record and press Enter The indicator displays the information about the record date and time current clamps used network type and the sequence of voltage phases Choose the command Delete 3 In order to confirm the command press Enter Erasing of all records saved 1 Choose Instantaneous Delete Records 2 With the key Enter confirm the command 3 The indicator displays the message that all records have been deleted Press Enter 30 Portable Testing Device PTD 3G 6 NETWORK QUALITY MONITORING This chapter presents the functions of network quality monitoring and of profile records of values chosen The first part describe
22. e test the date and time in format yy dd mm hh mm e the time in seconds from the beginning of the test relative percentage error of last period relative average error in percents No load condition test When the voltage is applied with no current flowing in current circuit the test output of the meter shall not produce more than one pulse The matter of the no load condition test to test this meters condition 1 Perform the actions described in the instructions 1 2 points of error measurement test see the same page above 2 Activate only no load condition test 3 Disconnect the load from the meter 4 Choose Tests of Accuracy Start and start the test see chapter 4 1 4 The information indicated below is presented on LCD during the test at the beginning of the test the date and time in format yy dd mm hh mm e the time hh mm ss from the beginning of the test e the number of pulses recorded The test is stopped with the key Enter or stops automatically if device registers 4 pulses of meter test output Starting test The meter shall start and continue to register at the starting current value The test matter is to test this condition of the meter 1 Perform the actions described in the instructions 1 2 points of error measurement test see chapter 4 2 Meter error measurement 2 Activate only the test of starting 3 Connect active load equal to the sensitivity threshold of the meter
23. ed below 6 3 1 Monitoring settings Test identification Test ID Monitoring number Any integer from 0 to 255 Setting order 1 Choose Monitoring Test ID 2 Record test number Active functions During the network monitoring the power quality analysis or and profile record of values chosen may be performed simultaneously During monitoring only activated functions are performed The meanings of activity indicators and the function choice order are all identical to those described in chapter 4 1 3 Function activation order of monitoring is presented below 1 Choose Monitoring Select POM 2 The list of functions and their activity indicators are shown on the display Select the monitoring functions needed see chapter 4 1 3 6 3 2 Function settings Settings of power quality analysis 1 Choose Monitoring Power Quality 2 Input the limits of voltage and frequency a Umax maximum allowed voltage value b Umin minimum allowed voltage value c Uoff in case the voltage value falls below the limits for longer than one second it is registered as voltage disappearance d Fmax maximum allowed frequency value e Fmin minimum allowed frequency value 3 In case you want to return to the former menu press Clear Note it is allowed to return to menu in case voltage and frequency limits are entered correctly Umax is bigger than Umin Uoff is less than Umax and Umin and Fmax is bigger than Fm
24. elect required option use Y key To activate selected option use Enter A sign X appears beside activated option To return one level up use Clear In menu mode Clear does not unmake changes is made Picture 3 3 An example of device control in menu mode 15 User Manual Version 2 0 3 2 2 Input of numerical values Input of numerals 1 Select input field the first line in the example below 2 Press Enter The former value is to disappear and in the field 0 00 is to be remained the second line in the example below 3 Input a new meaning with the keypad In order to record a decimal point press Shift and then 0 Press Enter The curcor moves to the following line 4 n order to delete the last symbol entered press Clear Example of entering is presented below 50 45 the former meaning 50 65 new value Used keys Value in the display F1 50 65 6 5 Enter 50 65 gt O1 q Input of exponent Exponent may be entered for values which input fields contains field for input of exponent is as in the example below 1 Enter the value fraction Press Enter to move cursor into exponent input field 2 Press Enter to activate input mode for input of exponent Exponent is to be entered as fraction 3 The sign of Minus is entered by pressing Shift and then Used keys Value in the display Enter 3755 Bus 3755 9g 5
25. en to choose Meter Info from the appeared list such sequences of choices are further referred to as follows Tests of accuracy Meter Info The list of meter characteristics appears on the indicator of working area The settings are to be set in each list line the numbers are introduced or the point is selected from the list of variants 3 2 Keyboard The devise has a 16 key keypad witch is used to choose menu submenu or commands to perform device configurations and input of digital values Table 3 1 introduces briefly the purpose of keys in different work modes Table 3 1 Key Purpose in menu mode Purpose in numeral recording o Is not active in numeral recording Serial choice of menu mode Is not active in numeral recording Serial choice of submenu mode Clear Return to the former field Deletes the last recorded numeral Calls the menu marked or Enter i Confirms the numeral recorded Switches recording menu on E Ko B gt mm EE ba 9 Is not active in menu mode Record the numerals Is not active in menu mode Enter decimal point Is not active in menu mode negative numerals 3 2 1 Device control in menu mode An example of device control in menu mode is shown in Picture 3 3 14 Portable Testing Device PTD 3G Menu is chosen by key To enter selected menu use Enter To select item use To enter selected item use Enter To s
26. ents taking into consideration current and or voltage transformations in front of and behind the circuits measured Transformation coefficients are entered in the following way 1 Choose Transformer ratio 2 in the corresponding lines of the list enter the values of voltage and or current transformers 3 In the lines Current primary and Voltage primary nominal current and voltage of primary circuit are indicated and in the lines Current secondary and Voltage secondary voltage and current of secondary circuit The range of available values is from 1 to 65535 Password settings There are two device security levels Access to the device is unlimited Access to the device is limited by password Increase of security level require PIN 1 Choose Settings Security and Press Enter 2 Choose On Press Enter Near the sign On the sign X is to appear 18 Portable Testing Device PTD 3G Decrease the security do not require the identification code 1 Choose Settings Security Press Enter 2 Choose Off Press Enter Near the sign Off the sign X is to appear Change PIN 1 Choose Settings Security Change PIN and Press Enter 2 Inthe line Old PIN enter the present PIN Press Enter 3 Inthe line New PIN enter the new PIN Press Enter 4 Inthe line Repeat PIN repeat new PIN and press Enter In case the new PIN was entered correctly both times a confirma
27. g and Pma must be no less than 1min Table 4 1 Test duration dependency from load variation Load variation Recommended test Load variation Recommended test AP duration AP duration 0 1 25 16 5 4 30 18 10 7 35 21 15 10 40 24 20 13 50 30 Energy It is used in all tests It indicates what energy measured active reactive or total the test is performed for 23 User Manual Version 2 0 4 1 3 The tests performed Before the meter testing it is required to activate tests to be performed it is possible to perform up to 4 different tests by one request defined at the beginning of this chapter During the testing only activated tests are to be performed Test activity indicator Chose Tests of Accuracy Select Tests The list of tests appears on the display Test activity is indicated on the right side of each line near the title of a test It shows whether the test will be performed during the meter testing Two evaluations of test activity are possible e if the test is activated the indication is Yes e ifthe test is not activated the indication is No Test activation 1 Choose Tests of Accuracy Select Tests 2 Choose the test you want to activate Press Enter The activity indication has to be changed into Yes Test deactivation 1 Choose Tests of Accuracy Select Tests 2 Choose the test you want to deactivate Press Enter The activity indication has to be ch
28. harmonics table histogram Command Hold This command stops the renewal of instantaneous values displayed on the indicator until the command is performed once more Note the command is invalid when the harmonic coefficients are being displayed Performance of command Hold 1 Choose the menu needed of review of instantaneous values see chapter 5 1 2 Press Enter The note Hold is to appear on the top corner of the indicator In case you want to cancel the command Hold press Enter once more or go to another review menu of instantaneous values Snapshot saving 1 Choose command Instantaneous Save An input field appears Enter snapshot ID and press Enter Note Please wait appears and the snapshot recording progress bar is displayed under it 2 When the record is saved a corresponding note appears Press Enter Menu of instantaneous values is displayed Up to 64 snapshot records may be saved in the device memory When the memory allotted to the snapshots is full new snapshot records are not saved In this case choosing the command Instantaneous Save will show a corresponding warning message In this case at least one snapshot record should be deleted in order to save a new record 29 User Manual Version 2 0 5 2 Record review and erasing Snapshot records saved in the memory may be reviewed in the device indicator e transmitted into a computer deleted Record review In th
29. ich is damaged case insulation or any other damages e The LCD display of the device or case of electronic block or seals is damaged e The device was damaged by lightning or due to incorrect installation Calibration certificate Portable Testing Device PTD 3G serial number complies with the requirements of IEC EN 61010 standard is calibrated and is suitable for use Number of calibration certificate Date of manufacturing Manufacturer representative seal and signature 38
30. in Profile settings The following profile registration provisions are to be defined e Choose the channel in which the profile will be registered e Define all provisions of the channel chosen o Choose the value measured o Delete the algorithm registered o Determine the measuring period Measuring period is the same for all channels 32 Portable Testing Device PTD 3G Channel memory area allocated for the data of one profile Setting of profile parameters is described below In case at least one parameter is not set the meaning None the profile is not registered in this channel Choice of channel 1 Choose Monitoring Profiles Press Enter 2 Choose Channel The channel for profile registration is indicated in this field Channel numbers are zero based Press Enter 3 Choose the channel Channel number may be increased with the key TJ and decreased with S Press Enter In case the value measured and its registration algorithm have been chosen earlier in the channel settings registered in the line Value abbreviated title of value chosen is indicated and in the line Algorithm profile registration algorithm chosen In case these values are not indicated in channel settings both lines will bear the note None Indication of value measured 1 Choose the line Value In this field the value measured the profile of which will be registered is presented Press Enter 2 With the keys S and TL
31. ings Communication 2 From the list select the external device connected to RS 232 USB port Press Enter to activate selected option The sign X is to appear near the selected option 17 User Manual Version 2 0 Network type settings This parameter holds information about network device is connected to Two variants are possible e 4 wire marked by symbol Y in state line e 3 wire symbol A In order to indicate connection type the following acts are to be performed 1 Choose Connection 2 From the list select the appropriate option and press Enter The sign X is to appear near the option chosen Not more than after one second network type indicator is to be changed in status bar Settings of current clamps type The device may be used only with the current clamps from device kit Constants of these clamps are entered in the device memory clamps are listed in menu Current ranges Every time the current clamps are changed current clamps settings is to be changed as well The current clamps type settings is defined in the following way 1 Choose menu Current ranges 2 From the list select appropriate type Press Enter and the sign X will appear near the type chosen In case the type of current clamps is changed the current clamps type indicator in status bar is changed no more than after one second Voltage and current transformation coefficients There is possibility to perform measurem
32. m is submitted together with the device After connecting the device to a computer communication parameters must be set see chapter 3 3 In addition the manual of software describes specific work with software DevCom 23 4 DoD 4 DTR 7 RTS pius 2 RxD 5 GND 8 CTS TxD DSR RI J g 9 T0 6 DSR 9 10 Portable Testing Device PTD 3G 2 3 2 Electronic communication port Current loop Electrical communication port 20mA current loop is used to connect the device to automated meter reading systems AMR as measuring point After connecting the device to the data reading system communication parameters are to be defined in the device configuration see chapter 3 3 The data via current loop is transmitted using the IEC 1142 communication protocol Reading of such data requires special software 11 User Manual Version 2 0 3 DEVICE CONTROL AND SETTINGS The first part of this chapter describes the device menu system the following one the keypad device control and input of numerals Configurations are introduced in the third part and the final part defines the possibilities of information review about the device and its state 3 1 Introduction of information on the display The device is being controlled via interactive graphic interface that is a keyboard and menu system The device menu or menu items chosen are shown on the display of the device switched on A user may change
33. me of the beginning of monitoring b time from the begging of monitoring dd hh mm ss C the line of profile registration where the channel part filled is presented graphically and in numbers To cancel monitoring press Enter In case during the monitoring power outages occur monitoring is performed further if network voltage appears at least in one phase 34 Portable Testing Device PTD 3G 6 4 Work with records Up to 32 results of network quality monitoring may be saved in the device memory The following information may be stored in each record report of power quality analysis e up to 6 profiles of measuring values Results of network monitoring saved in the memory may be reviewed in the device indicator e transmitted into a computer deleted from the memory 6 4 1 Record review on the display The results of network monitoring saved in the device memory are identified according to the date and time of the beginning of monitoring MM mm dd hh mm Unfilled records are indicated as Empty Review of monitoring results is to be performed by the following way e Choose Monitoring Storage Review Records e Record list appears on the indicator Choose the record and press Enter e Detailed information about the test is presented on the indicator test ID date and time of the beginning duration of monitoring list of tests the word Yes is by the tests performed and the word No not performed
34. ns 1 Choose Tests of Accuracy Storage Review Records 2 Choose the record and press Enter 3 In the window of meter characteristics choose Delete Test 4 A confirm message appears on the indicator Press Enter to cancel press Clear All records of meter testing results stored in the device memory are to be deleted in the following way 1 Choose Tests of Accuracy Storage Delete All 2 A confirm message appears Press Enter or Clear to cancel action Transmission of the results into a computer The results of meter testing are transmitted into a computer using the software DevCom of ELGAMA ELEKTRONIKA Ltd The software DevCom is described in the instructions of the manual 26 Portable Testing Device PTD 3G 5 INSTANTANEOUS VALUES The present chapter describes the measurement of instantaneous values The first part of the present chapter describes how to review instantaneous values on the device indicator and how to save their snapshot in the device memory The second part analyses how to review and or delete one or all items of data stored in the memory The device measures the following instantaneous values e phase and lineal voltages currents in each phase power of each phase and active power summed power of each phase and reactive power summed power of each phase and total power summed coso of each phase and aggregate coso e angles between phase voltages e frequency vector di
35. ograms of all device menus The background of chosen pictogram is dark and the symbol is of a background color The headline displays the title of menu chosen The content of menu bar changes only when instantaneous values are shown Menu bar presents the icons of instantaneous values groups and instantaneous data of the corresponding group see chapter 5 1 3 1 1 4 Working area Information field presents the actual information the list of menus submenus commands or settings At least one item in the list of working field is selected The line of the selected item is colored in black and the text colored in background color 3 1 2 Menu structure All commands and device settings accessible to a consumer are divided into seven menus An icon is assigned to each menu see picture 3 1 13 User Manual Version 2 0 Each menu is a list of commands choices and settings related to particular functions or operations For example the commands provisions and choices of menu Meter Info are used to perform meter testing functions and settings Commands settings and variants grouped to one menu are divided into separate groups submenus according to their purpose Example all fields that are used to accumulate information on the meter tested are collected into one submenu Meter Info Therefore in case you want to record the information about the tested meter you need to choose menu Tests of accuracy and th
36. s the parameters of power quality measured The following part analyses the functions of profile records of values measured and the third part presents the order of monitoring performance The last part of the present chapter introduces work instructions with the monitoring records saved in the memory The settings of network monitoring and commands are placed in the menu Monitoring The following functions of network quality monitoring are possible e analysis of power quality and report formation e profile record of values measured 6 1 Analysis of power quality The device performs the following functions of power quality analysis e voltage fluctuation monitoring e frequency fluctuation monitoring Performing the power quality monitoring permissible limits of voltage fluctuation and the value of the lowest permissible voltage are being introduced In case the voltage falls below the defined limit in any phase not shorter than for one second the device registers the disappearance of voltage The maximum and the minimum permissible frequency values are indicated in frequency fluctuation monitoring During the monitoring the device measures average voltages of each phase every 10 minutes and frequency every 10 seconds Moreover it checks whether the values obtained comply with the limits defined The following power quality parameters are calculated in accordance with the data stored e percentage portion of time when average
37. the circuit for measuring 2 At first neutral wire is connected and only then the phase wires Black wire is for neutral and yellow green and red wires respectively for L1 L2 and L3 phase voltages 4 When disconnecting the device at first each voltage wire is disconnected from the measured circuit and then from the instrument Device is switched on when neutral and at least one phase wires or at least two phase wires are connected to the circuit Operating voltage range 45 V 276 V Portable Testing Device PTD 3G 2 2 2 Connection of current clamps The device may be complemented with several types of current clamps 100A 1000A or 15004 1000A and 1500A current clamps may be placed on isolated and non isolated low voltage wires whereas 100A clamps can be placed only on non isolated low voltage conductors Technical characteristics of current clamps existing in a concrete device complement are always submitted in pass of clamps The fundamental instructions of current clamps connection 1 At first current clamps are connected to the device and only then they are placed on the current measured circuit 2 The clamps are placed on the measured circuits only after the voltage circuits are connected 3 The clamps are placed on the measured circuits so the cursors on the sides of the clamps would show the direction of the current flowing via conductor see Picture 2 2 2 2 3 Connection to the network
38. the settings of device and test perform information inputs and exercise other operations 09 46 00 Y 1000A L123 Configuration Picture 3 1 3 1 1 Informational fields of indicator Device indicator may be conditionally divided into four informational fields see picture 3 1 e Status bar e Headline e Menu bar e Working area 12 Portable Testing Device PTD 3G 3 1 1 1 State bar Network chosen 09 46 00 Y 1000A L123 t Current clamps chosen Picture 3 2 When the device operates in menu mode four quantities are showed on the state bar see Picture 3 2 time network type current clamps type the sequence of voltage phases Time the time of internal clock User can set date and time of internal clock using built in keypad Time format hh mm ss Network type There are two possible network types e Y four wire connection e A three wire connection Current clamps type Maximum current of chosen current clamps is shown Every time new current clamps are connected to device maximum current of connected clamps must be defined for current clamps type changing instruction see chapter 3 3 3 1 1 2 Headline The title introduced in the headline represents the nature of information present in the working field at that time When you choose menu or submenu or review the record saved in the memory the headline introduces the title of chosen variant 3 1 1 3 Menu bar Menu bar displays pict
39. tion message is displayed Press Enter to return one level up Default settings The command sets default values defined in the manufactory to the common settings Choose Settings Reset Settings Press Enter To confirm command press Enter to cancel action press Clear Default values are presented in Table 3 3 19 User Manual Version 2 0 Table 3 3 Settings Default Value Menu item Backlight s 120 Settings gt Keyboard gt Backlight Keyboard speed High Settings gt Keyboard gt Speed Communication PC Settings gt Communication Security Off PIN 0000 Settings gt Security Connection 4 wired Connection Current ranges 0 5A 1000A Current ranges Transformer ratio 1 1 Transformer ratio Serial number 0 Tests of Accuracy gt Meter Info Constant 5000 Tests of Accuracy gt Meter Info Class 0 5 Tests of Accuracy gt Meter Info Meter type Inductive Tests of Accuracy gt Meter Info Phase number 3 Tests of Accuracy gt Meter Info Skip pulses 4 Tests of Accuracy gt Test Config Mediate 10 Tests of Accuracy gt Test Config Evaluate 100 Tests of Accuracy gt Test Config Energy Active Tests of Accuracy gt Test Config Perc Error No Tests of Accuracy gt Select Tests No Load No Tests of Accuracy gt Select Tests Starting No Tests of Accuracy gt Select Tests Constant No Tests of Accuracy gt Select Tests Test ID
40. values of voltage or and frequency do not comply with the limits defined in case the average voltage or frequency values do not comply with the limits defined during the period it is maintained that the value does not comply with the limits defined during all period duration e the number of power outages in each phase and power outages in all phases power outage is registered if it have taken not shorter than 1 second Power quality report is being formulated according to the results of the whole monitoring period It is saved in the device memory Up to 32 power quality reports may be saved in the device memory see chapter 6 4 6 2 Profile record The device may record up to 6 any profiles of values measured For each profile register it is possible to choose one out of five algorithms e Instant value at the end of measuring period instant e Minimum value during the measuring period minimum e Average value of measuring period average e Maximum value during the measuring period maximum e Standard deviation Stdev 31 User Manual Version 2 0 Measuring period interval of time during witch the minimum average maximum values and standard deviations are being calculated Measuring period for all channels is the same Possible period values are from 10 s to 3600 s 1 hour 6 3 Monitoring performance order In order to perform network quality monitoring it is required to define the monitoring settings describ
41. which can be saved in meter memory Battery state Choose Settings Battery In line Battery remain battery voltage is displayed device has 3 6V Li battery Below line Battery remain the remaining energy of battery is displayed as progress bar and numerical value 21 User Manual Version 2 0 4 METER TESTING Meter testing functions are described in the present chapter The first part of this chapter describes the settings required to perform before the meter testing The order of tests performed is introduced in the second part and the final part defines how to review and or delete results of meter testing stored in the device memory The device can test both inductive and static electricity meters 100A current clamps are used for testing of direct connected meters For testing of CT operated meters 1000A or 1500A current clamps are used which are placed on the primary current circuits to obtain total results of both meter and transformers During the testing the tests listed below may be performed e To measure meter error e No load condition test of a meter e Meter starting test e to test meter constant 64 meter testing results may be stored in the device memory each testing may be composed of up to four meter tests mentioned above Before the performance of meter tests it is required e to input meter characteristics see chapter 4 1 1 e to input test conditions see chapter 4 1 2 e to define what tests
42. will be performed see chapter 4 1 3 e to test optical scanning head see chapter 2 2 3 4 1 Testing settings 4 1 1 Meter characteristics Characteristics of a meter tested are recorded via Tests of Accuracy Meter Info The following characteristics are introduced Ser No serial number of a meter up to 9 numbers It is used to identify a meter Const meter constant is indicated on its panel The number is to be indicated the fraction of which is 1 to 65535 and degree index 9 to 9 It is allowed to enter only integer values while entering meter constant In case meter constant is not integer it is to be indicated with negative exponent index For example if one wants to write 37 5 meter constant the format of number is to be 375 E 1 Class accuracy class of a meter The quantity entered is of informational nature Accuracy class is to be recorded in the following way 1 Choose Tests of Accuracy Meter Info Class and press Enter 2 Use the keys and Ti to choose accuracy class and press Enter to activate option selected Inductive Static The type of meter tested is chosen in here Cursor may be moved with the keys 5 In case inductive type is chosen green color LED for backlight of meter disk switches on in the optical scanning head 3 phase 1 phase Phase number of the network where the meter is connected is chosen in here Cursor may be moved with the keys S 22 Portable Testing Device PTD 3G
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