AlphaPAT User manual
Contents
1. 41 8 2 Recall results rendu tite oti eeu NA lam een ee nag 41 8 2 1 How to search for and recall saved autotest results 41 8 2 2 How to delete saved autotest results 42 8 2 3 How to download or send stored autotest results 43 9 Measuring 110 V appliances e nana nnnnnna nana nana nitent anna nan nana nanasa nana nnn 44 9 1 WO MAG ape ii eect ccr Er 44 9 1 1 How to perform measurements by using 110 V adapter 44 10 Other instrument operations nana ana nnne nmn nn nana nn nana nnns nnne nnn nnns 45 10 1 SETUP MENU REPE En Mn aa ini I nm eaten ees ES 45 10 1 1 Setting dateramd fires itas ti ae utm catre E IURE e ts 45 10 1 2 Display contrast adiustrment eene eene nne 45 10 1 3 Language Sel ction i ire hte dele me rti On Ed 46 10 1 4 Viewing of instrument data iii rte pe a i t TERES T Pb FREE sante de te 46 10 1 5 Serial communication port settings 46 10 1 6 Reset Instrument setings errierta EE NGABA i a a R BANAL AN 47 11 Maintenance sasas iii iai semiasi Kaas a Sec a o si k ii a a a a m aaa k aa 48 11 1 Periodic Calibrations 35 9 fte ctt a Aa er edic ia fee ropes a apang Pa as a A 48 IA SUCI EK ai NILAGA g i opa Aa a a ONG on at aa E 48 11 93 OAS CIVIC Cts seni S a aa i i aa e nt os sour fos uai a ces a la aa a a eot ident 49 TES E e le EE 49 12 Instrument setand accesson S 22. 110V ADAPTER CONNECTED Measurement is prohibited TEST WAS SKIPPED FOR SAFETY INSTRUMENT OVERHEATED Measurement is aborted Instrument description It is very likely that fuses will blow after applying power to the tested appliance If the too high current is only of short duration caused by the short inrush current the test can be performed otherwise it must be stopped Check the appliance Select YES or NO with or key and press Enter key to confirm Dangerous leakage current higher than 3 5mA will flow if the power is connected to the tested appliance Proceed with testing only if all safety measures are taken Check regularity of cord connections of tested appliance before continuing test Select YES or NO with or key and press Enter key to confirm Indication that adapter for 110V appliance is connected into test socket 110V appliance can not be tested with mains supply voltage of 230V Instrument detected unsafe condition and skipped the required test Temperature of internal components in the instrument reached top limit Measurement is prohibited until temperature is lower than that limit 11 MI 2142 AlphaPAT VOLTAGE ON TEST SOCKET TOO HIGH VOLTAGE ON TEST PROBE TOO HIGH HARDWARE ERROR e B 8 8 m m mul c mz r E Instrument description DANGER Voltage on test socket is higher than 20V AC or
3. 4 2 2 Autotest custom menu It might happen that none of the offered autotest shortcut sequences corresponds with test requirements For this reason any autotest procedure can be set in the autotest custom menu In this menu the autotest results can be stored into instrument flash memory or sent to the PC for further purposes as well test reports can be printed out etc AUTOTEST CUSTOM 18 48 Autotest custom menu See chapter 7 Autotest modes for detailed description about these modes 4 2 3 Single test menu In single test menu individual tests can be performed Note that measurement results performed in this mode cannot be stored SINGLE TEST 16529 EARTH POND INSULAT LON SUB LEAKAGE LEAKAGE TOUCH LEAKAGE 4 POLARITY TEST Single test menu See chapter 5 Single test mode for detailed description about the single test mode 4 2 4 Recall results menu Manipulation with stored results is allowed in this menu Stored results can be recalled according to appliance name and date SEARCH RESULTS 19 51 mr o Recall results menu 18 MI 2142 AlphaPAT Main menu and test modes See chapter 8 Saving and recalling autotest results for detailed description about recalling results 4 2 5 Autotest TAG menu Autotest sequence and measurement results for tested appliance can be downloaded uploaded from to the RFID TAG AUTOTEST TAG 16 38 WAITING FOR DATA FROM TAG Autotest RFID TAG menu See chapt
4. AlphaPAT MI 2142 Instruction manual Ver 1 2 Code no 20 750 748 S METREL Distributor Producer Metrel d d Ljubljanska cesta 77 SI 1354 Horjul E mail metrel metrel si http www metrel si Mark on your equipment certifies that this equipment meets the requirements of the EU European Union concerning safety and interference causing equipment regulations 2003 2008 Metrel No part of this publication may be reproduced or utilized in any form or by any means without permission in writing from METREL 1 2 MI 2142 AlphaPAT Table of contents General E le de E 5 1 1 NN SD ID adi eter ce RE o ERR RR RR Re fep reet e en ce eterna 6 1 2 Warning markings on connector panel 6 1 3 Standards applied toot AA em per eeu rire eM ore de Dresd 6 Instrument description AA 7 2 1 Front paneli ninh E ntesque s ades i qot P ou vi tes 7 2 2 Connector en 8 2 3 Bottom Sid E 9 2 4 Safety pre tests d e eege pec i rr e E a RA ee ang 10 2 5 Meaning of symbols and messages on the instrument display 10 Technical specifications e reae eese essetis eee nana nnnannnn nana ana nett nana nnna nnmnnn nannan nnmn nana 13 3 1 Earth bond resistanCe re me tei eei rane ti lsb ee Ee dE 13 3 2 Insulation resistance s ied ou De eren eite dE D eee edi te e adii aa Din 13 3 3 Substitute leakage current GAGANA t per Ren
5. 7 1 4 How to set autotest sequence by using barcode reader Barcode reader can also be used to set three digit code in Autotest custom menu Connect barcode reader to DB 9 female BAR PRINTER TAG connector Connecting barcode reader to the AlphaPAT instrument The code read from the barcode label will be adopted In Autotest shortcut menu when two short beeps are emitted SHORTCUT 9 38 5 IT equip 1 ss Cord short New code adopted 32 MI 2142 AlphaPAT Autotest modes 7 1 5 How to view autotest shortcut sequence measurement parameters After pressing ENTER key in Autotest shortcut menu the measurement parameters of the selected autotest sequence are detailed VIEW SHORTCUT 16 339 single Autotest shortcut view menu By using lt and gt cursor keys the parameters of the selected measurement can be viewed The following measurement parameters can be viewed in all measurements measurement mode output test voltage or current except in visual test pass level except visual test and measurement duration except in visual test COCO In disable measurement mode the selected measurement is skipped In single measurement mode one measurement will be performed In continuous measurement mode up to five repetitive measurements can be performed Press ESC key to return to the Autotest shortcut menu 7 1 6 How to start autotest shortcut sequence Pressing START key in Autotest shortcut menu
6. Eege EE derer een et Ice Erie iii 50 ateo aleli A E i TAGALAN AA 51 AppendixB dE 54 MI 2142 AlphaPAT General description 1 General description AlphaPAT MI 2142 is a portable test instrument intended for all measurements performed when testing the electrical safety of portable electrical equipment The following tests can be performed done earth bond resistance insulation resistance substitute leakage current leakage current touch leakage current functional test IEC cord polarity test and TRMS current measurement Oooooocoo Wide graphic matrix display with backlight offers easy to read results indications measurement parameters and messages Operation is simple and clear operator does not need any special training except reading this user manual to operate the instrument Built in flash memory for storing test results is an important feature of the AlphaPAT MI 2142 instrument Professional PC software enables simple transfer of test results and other measurement parameters in both directions between the test instrument and PC Two RS232C communication ports also allow communication with barcode reader printer and RFID reader writer The instrument is equipped with all accessories necessary for comfortable performance of tests It is kept in a soft carrying bag together with all accessories MI 2142 AlphaPAT General description 1 4 Warnings In order to reach high level of operator safety while
7. v cursor keys Press CLR key on alphanumeric keypad Confirm delete by ENTER key The selected autotest sequence will be deleted from the list Note a Ifonly one custom autotest is defined it cannot be deleted from the list 7 2 4 How to start custom autotest sequence In Autotest custom menu select the test sequence you want to execute by using and v cursor keys By pressing START key the selected autotest sequence is started Refer to chapter 7 4 Performing autotest sequence for more information 7 3 Autotest TAG menu Autotest sequence and measurement results can be entered in the AlphaPAT instrument by using RFID TAGs together with RFID reader writer To use RFID system connect RFID reader writer to DB 9 female BAR PRINTER TAG connector first Connecting RFID reader writer to the AlphaPAT instrument The following can be done with data stored in RFID TAGs viewing autotest results viewing autotest sequence saving autotest sequence and results to instrument memory storing autotest sequence and results back to the RFID TAG pre programming empty RFID TAGs UU OU To enter into Autotest RFID TAG menu use A and Y cursor keys to select Autotest TAG in Main menu and press ENTER key The following menu is displayed 35 MI 2142 AlphaPAT Autotest modes AUTOTEST TAG 16 38 WAITING FOR DATA FROM TAG Autotest RFID TAG menu The AlphaPAT instrument is now ready to accept the RFID TAG data Once the data from
8. 0 10 10A 1MQ 500V 045 l 6A short 0 10 10A 1MQ 500V 046 l 10A short 0 10 25A 1MQ 500V 047 l 13A short 0 10 25A 1MQ 500V 048 l 3A midd 0 30 10A 1MQ 500V 3 5mA 049 l 6A midd 0 30 10A 1MQ 500V 3 5mA 050 l 10A midd 0 30 25A 1MQ 500V 3 5mA 051 l 13A midd 0 30 25A 1MQ 500V 3 5mA 052 l 3A midd 0 30 10A 1MQ 500V 053 l 6A midd 0 30 10A 1MQ 500V 054 l 10A midd 0 30 25A 1MQ 500V 055 l 13A midd 0 30 25A 1MQ 500V 056 l 3A long 0 50 10A 1MQ 500V 3 5mA 057 l 6A long 0 50 10A 1MQ 500V 3 5mA 058 l 10A long 0 50 25A 1MQ 500V 3 5mA 059 l 13A long 0 50 25A 1MQ 500V 3 5mA 060 l 3A long 0 50 10A 1MQ 500V 061 l 6A long 0 50 10A 1MQ 500V 062 l 10A long 0 50 25A 1MQ 500V 063 l 13A long 0 50 25A 1MQ 500V 064 Il 2MQ 500V 0 25mA 065 Il 2MQ 500V 066 55 MI 2142 AlphaPAT Appendix B Length Earth Bond Insulation Polarity Code Limit Out Limit Out IEC leads 0 5 mm 3 A 5m 0 30 10A 1MO 500V v 067 7 5 0 40 10A 1MQ 500V Y 068 10 0 50 10A 1MQ 500V v 069 12 0 60 10A 1MQ 500V V 070 15 0 70 10A 1MQ 500V V 071 20 0 90 10A 1MQ 500V V 072 30 2 00 10A 1MQ 500V Y 073 40 2 00 10A 1MQ 500V v 074 50 2 00 10A 1MO 500V V 075 0 75 mm 6 A 5m 0 20 10A 1
9. 110 V adapter In order to test 110 V appliance first connect 110 V adapter to the main test socket of the instrument Connecting 110 V adapter to the instrument If the 110 V adapter is connected to the test socket the following screen will be displayed after starting earth bond resistance insulation resistance or substitute leakage current measurement 116 ADAPTER CONNECTED Ha fuse test 110 V adapter warning screen 1 If you want to perform leakage current and power measurement touch leakage current measurement or polarity test the following screen appears on the display for a few seconds after the start 116 ADAPTER CONNECTED Measurement is Prohibited 110V adapter warning screen 2 44 MI 2142 AlphaPAT Other instrument operations 10 Other instrument operations 10 1 Setup menu In Setup menu the general instrument parameters can be configured and saved To enter Setup menu select Setup in Main menu using A and v keys and press ENTER key to confirm Setup menu is displayed SETUP 19 53 DATE TIME CONTRAST LANGUAGE INSTRUMENT DATA BAUD RATE d PRINTER PROTOCOL Setup menu 10 1 1 Setting date and time Select Date time in Setup menu by A and Y cursor keys and press ENTER key to confirm The following menu is displayed SETUP 16 53 DATE E68 7 2603 TIME 18 53 Date and time menu By using A and y keys the date or time field can be selected To set date and or time use lt
10. Pass levels 0 01 Q 0 09 O 0 100 0 90 0 1 00 Q 9 00 0 Test duration 2s 3s 5s 105 305 Q tp t seid oso test probe connector test socket PE Test method 4 wire measurement floating to earth 3 2 Insulation resistance Insulation resistance readout Range Resolution Accuracy 0 000 MQ 0 500 MQ 0 001 MQ 10 of reading 5 digits 0 501 MO 1 999 MO 0 001 MO 5 Yo of reading 3 digits 2 00 MQ 19 99 MO 0 01 MO 5 96 of reading 3 digits Nominal voltages 250 V DC 500 V DC 0 10 96 Measuring current min 1 mA at 250 kQ 250 V 500 kO 500 V Short circuit current 0 5 mA Pass levels 0 50 MO 1 00 MO 2 00 MO 4 00 MO 7 00 MO 10 00 MO Test duration 2s 3s 5s 10s 30s OUEDUL a teu test socket Class test socket test probe connector Class II Auto discharge after test 3 3 Substitute leakage current Substitute leakage current readout Range Resolution Accuracy 0 00 mA 19 99 mA 0 01 mA 5 96 of reading 5 digits Open circuit voltage 50 V AC at mains voltage of 230 V AC Short circuit current 40 mA Pass levels 0 25 mA 0 50 mA 0 75 mA 1 00 mA 1 50 mA 2 50 mA 3 50 mA 7 00 mA 9 90 mA Test duration 2s 3s 5s 10s 30s OPI eno test socket Class test socket test probe connector Class II Displayed current
11. RFID TAG have been successfully received the following menu is displayed AUTOTEST TAG 89 45 RER EECHER NEM READING AVIEW AUTOTEST SET ids VIEW RESULTS EM START AUTOTEST Autotest TAG menu The following actions can be performed now READ new reading from RFID TAG Le view autotest sequence ENTER eege view autotest results START md imde start autotest sequence If no results were stored in the RFID TAG VIEW RESULTS option is not offered 7 3 1 How to view autotest sequence from RFID TAG In Autotest TAG menu press F2 key in order to view autotest sequence The following menu is displayed UIEM AUTOTEST 16 41 Test Sse RH continuous Out Limit 6 569 Time 3s Autotest TAG view autotest sequence menu By using lt and gt cursor keys the parameters of the selected measurement can be viewed Press ESC key to return to Autotest TAG menu 7 3 2 How to view and or save autotest results from TAG Refer to chapter 8 Saving and recalling autotest results See RFID reader writer user manual for more information 7 3 3 How to send an autotest sequence results to TAG Refer to chapter 8 Saving and recalling autotest results See RFID reader writer user manual for more information 36 MI 2142 AlphaPAT Autotest modes 7 4 Performing autotest sequences 7 4 1 Visual inspection During visual inspection damages of the following items should be identified a appliance case a appliance mains fuse and a ap
12. The appliance is connected to the mains voltage Make sure that the appliance with moving parts is safely mounted or protected to prevent possible danger to operator or damage to the appliance a Consider any displayed warning before starting measurement 6 5 Touch leakage current This test determines the current that would flow if a person touches the appliance Measurement is based on a human body model with resistance of 2kO Both AC and DC components of touch leakage current are detected accessible conductive part not connected to PE CLASS APPLIANCE UNDER TEST Measurement of touch leakage current 6 5 1 How to perform single touch leakage current measurement Select Touch leakage in Single test menu by using A and Y cursor keys and press ENTER key to confirm Touch leakage menu is displayed TOUCH LEAKAGE 16 28 TUT mA Touch leakage menu 27 MI 2142 AlphaPAT Measurements Measurement parameters are detailed in the lower left corner of the display The following parameters can be adjusted in this measurement a high limit leakage value and a measurement duration Use and Y cursor keys to select the parameter you want to edit Use lt and gt cursor keys to adjust the selected parameter Press START key to perform measurement TOUCH LEAKAGE 10 29 0 35 ma Pinto saw A emp A Pinto Sana SJE A Tim Tim Examples of touch leakage current measuremen
13. and gt cursor keys Notes a Date is attached to the saved autotest results a Date format is DD MM YYYY day month year a Date entry is checked for regularity and not accepted in case of irregular date 10 1 2 Display contrast adjustment Select Contrast in Setup menu by using A and w cursor keys and press ENTER key to confirm The following menu is displayed CONTRAST miu Contrast menu Use A and w cursor keys to adjust contrast Press ENTER key to accept the setting or press ESC key to return to Setup menu without saving 45 MI 2142 AlphaPAT Other instrument operations 10 1 3 Language selection Select Language in Setup menu by using and w cursor keys and press ENTER The following menu is displayed LANGUAGE 16 54 ENGLISH DEUTSCH Language menu By using A and w cursor keys select language you want to use Press ENTER key to accept the new language or press ESC key to return to Setup menu without any change 10 1 4 Viewing of instrument data In this menu the following instrument data are shown producer name instrument name serial number firmware version and hardware version DOODO Select Instrument data in Setup menu by using A and w cursor keys and press ENTER Instrument data menu is displayed INSTRUMENT DATA 18 54 PRODUCER Metrel d d NAME AlPhaPAT MI 2142 SER NO 65555821 FM VER 1 88 HN VER 1 00 Instrument data menu Note o Operator cannot change
14. starts the pre defined autotest sequence Refer to chapter 7 4 Performing autotest sequences for more information 7 2 Autotest custom menu Autotest custom menu allows setting and editing user defined autotest procedures 20 autotest sequences with all measurements disabled are added to the list by default and can be set to user needs They can be restored to default settings by selecting ORIGINAL SETTINGS in Setup menu Up to 50 custom autotest sequences can be pre programmed in this autotest mode Use and v cursor keys in Main menu to select Autotest custom and press ENTER key to confirm The Autotest custom menu is displayed AUTOTEST CUSTOM 18 48 TESTI Autotest custom menu Note a Upto 50 custom autotest sequences can be pre programmed If you want to save more than 50 autotests the Out of memory message is displayed 33 MI 2142 AlphaPAT Autotest modes 7 2 1 How to view and or change an existing autotest custom sequence By using A and w cursor keys in Autotest custom menu select the autotest sequence you want to view and or change and press ENTER key to confirm Autotest custom view menu is displayed UIEM CUSTOM 16 41 Test Sse RH Mode continuous Qut Limit 6 569 Time 3s Autotest custom view menu Depending on the measurement the following measurement parameters can be set here measurement mode output test voltage or current pass level and measurement duration COCO In disabl
15. 1 l 6A long 0 50 10A 1MQ 500V 022 l 10A long 0 50 25A 1MQ 500V 023 l 13A long 0 50 25A 1MQ 500V 024 Il 2MO 500V 0 25mA 025 Il 2MO 500V 026 Type Class Fuse Cord Earth Bond Insulation S Leakage Leakage T Leakage Code Limit Out Limit Out Limit Limit Limit Heating and cooking l 3A 0 10 10A 0 75mA 027 l 5A 0 10 10A 0 75MA 028 l 10A 0 10 25A 1 00mA 029 l 13A 0 10 25A 1 50mA 030 l 3A 0 10 10A 0 75mA 031 l 5A 0 10 10A 0 75mA 032 l 10A 0 10 25A 1 00mA 033 l 13A 0 10 25A 1 5mA 034 Il 2MQ 500V 0 25mA 035 Il 2MQ 500V 036 54 MI 2142 AlphaPAT Appendix B Type Class Fuse Cord Earth Bond Insulation S Leakage Leakage T Leakage Code Limit Out Limit Out Limit Limit Limit IT equipment EN 60950 l short 0 10 0 1A 1MQ 500V 3 5mA 037 l midd 0 30 0 1A 1MQ 500V 3 5mA 038 l long 0 50 01A 1MQ 500V 3 5mA 039 IT equipment EN 60950 250V l long 0 50 01A 1MQ 250V 3 5mA 040 Type Class Fuse Cord Earth Bond Insulation S Leakage Leakage T Leakage Code Limit Out Limit Out Limit Limit Limit OTHER l 3A short 0 10 10A 1MQ 500V 3 5MA 041 l 6A short 0 10 10A 1MQ 500V 3 5mA 042 l 10A short 0 10 25A 1MQ 500V 3 5mA 043 l 13A short 0 10 25A 1MQ 500V 3 5mA 043 l 3A short
16. 3 Substitute leakage current 24 6 3 1 Substitute leakage current on class I appliances 24 6 3 2 Substitute leakage current on class II appliances 24 6 3 3 How to perform single substitute leakage current measurement 25 6 4 Leakage current and power 26 6 4 1 How to perform single leakage current measurement 26 6 5 Touch leakage current nada nana AKNG NAAN ki e eie e voka ai tetes ptet 27 6 5 1 How to perform single touch leakage current measurement 27 6 6 Poland ene oe aqu ae hate t han Edere s 28 6 6 1 How to perform the measurement us 29 6 7 True RMS current measurement se 29 6 7 1 How to perform TRMS clamp current measurement 29 PMIICINIIIMMCH E 31 7 1 Autotest shortcut Ten one ri tede eterne ede eet ili e eu bte o Led en Pete nee del deine nd 31 7 1 1 How to set the autotest shortcut seguence eene 31 7 1 2 How to set autotest parameters 31 7 1 3 How to set or enter autotest shortcut code 32 7 1 4 How to set autotest sequence by using barcode reader 32 7 1 5 How to view autotest shortcut sequence measurement parameters 33 MI 2142 Al
17. 42 instrument has been manufactured and tested in accordance with the following standards Safety a EN61010 1 Electromagnetic compatibility emission and immunity a IEC 61326 Measurements in accordance with a British standard BS89 a German standards VDE 0701 and VDE 0702 MI 2142 AlphaPAT Instrument description 2 Instrument description 2 1 Front panel Front panel Legend jm START STOP key duxi HELP key REM SEND key de Function keys F1 and F2 auno dior Alpha numeric selector key Press the key to select the type of entry large small letters numbers via keypad Dossenus CLEAR key LE Alpha numeric keypad E 128 x 64 dots graphic matrix display with backlight c ESCAPE key 10e Cursor keys and ENTER key MI 2142 AlphaPAT Instrument description 2 2 Connector panels WARNING Earth wander lead Connector panels Test socket Warning Maximum output current is 16 A test only appliances with maximum rated supply current not higher than 16 A IEC lead connector Warning The connector input is only for test purposes do not connect it to mains supply Earth bond connector also used as an input in some class II measurements subleakage current touch leakage current and insulation resistance Warning When cord test being carried out the wander earth lead must not be connected to t
18. DC approximately Disconnect the connections to the instrument immediately and determine the external voltage source POSSIBLE DANGER Voltage on test probe is higher than 15V AC or DC approximately Disconnect the test probe from the appliance and determine the cause of error In self test and before test where mains voltage is applied the functionality of the instrument output relays is checked In case of error the mains voltage is not applied to the test socket In case of this warning return the instrument to the repair centre The earth bond test probe must be used in this test Remove the EB clip especially if it is connected to any part that will begin to rotate or move when power is applied Warning High voltage is will be applied on the instrument output Insulation test voltage or mains voltage The tested appliance should be switched on to ensure that the complete circuit will be tested Connect the lead to be tested to the IEC plug Test passed Test failed Numeric entry Small character entry Caps entry 12 MI 2142 AlphaPAT Technical specifications 3 Technical specifications 3 1 Earth bond resistance Earth bond resistance readout Range Resolution Accuracy 0 00 0 19 99 0 0010 5 of reading 3 digits Test currents 25 A 10 A 100 mA into 100 mO at mains voltage of 230 V AC Open circuit voltage lt 6 V AC at mains voltage of 230 V AC
19. MO 500V v 076 7 5 0 30 10A 1MQ 500V V 077 10 0 40 10A 1MQ 500V V 078 12 0 40 10A 1MQ 500V Y 079 15 0 50 10A 1MQ 500V v 080 20 0 60 10A 1MO 500V v 081 30 0 90 10A 1MQ 500V V 082 40 1 00 10A 1MQ 500V V 083 50 2 00 10A 1MQ 500V V 084 1 mm 10 A 5m 0 20 25A 1MO 500V v 085 7 5 0 20 25A 1MQ 500V Y 086 10 0 30 25A 1MO 500V v 087 12 0 30 25A 1MQ 500V V 088 15 0 40 25A 1MQ 500V V 089 20 0 50 25A 1MO 500V V 090 30 0 70 25A 1MQ 500V Y 091 40 0 90 25A 1MO 500V v 092 50 1 00 25A 1MO 500V V 093 1 25 mm 13A lt 5m 0 20 25A 1MQ 500V V 094 7 5 0 20 25A 1MO 500V V 095 10 0 30 25A 1MQ 500V V 096 12 0 30 25A 1MQ 500V Y 097 15 0 30 25A 1MQ 500V v 098 20 0 40 25A 1MQ 500V V 099 30 0 60 25A 1MO 500V V 100 40 0 70 25A 1MO 500V V 101 50 0 90 25A 1MQ 500V V 102 1 5 mm 15 A lt 5 m 0 20 25A 1MQ 500V V 103 7 5 0 20 25A 1MO 500V v 104 10 0 20 25A 1MO 500V v 105 12 0 30 25A 1MQ 500V V 106 15 0 30 25A 1MQ 500V V 107 20 0 40 25A 1MO 500V V 108 30 0 50 25A 1MQ 500V Y 109 40 0 60 25A 1MO 500V v 110 50 0 80 25A 1MO 500V V 111 UNKNOWN lt 5m 0 20 25A 1MO 500V v 112 7 5 0 20 25A 1MQ 500V V 113 10 0 20 25A 1MO 500V V 114 12 0 30 25A 1MQ 500V Y 115 15 0 30 25A 1MQ 500V v 116 20 0 40 25A 1MQ 500V V 117 30 0 50 25A 1MQ 500V V 118 40 0 60 25A 1MO 500V V 119 50 0 80 25A 1MO 500V V 120 56
20. Meaning of symbols and messages on the instrument display Improper supply voltage warning Determine and eliminate the problem before proceeding Check for incorrect wiring on wall socket Possible causes a no earth connection a incorrect mains voltage MAINS VOLTAGE IS NOT CORRECT OR PE NOT CONNECTED Check mains voltage and PE connection L and N are crossed The instrument works normally also in the case when L and N are interchanged Pay attention to wrong polarity of Press Start key to line and neutral wires on test socket continue Too high resistance was measured in the fuse pre test L N RESISTANCE TOO Indication means that appliance has too low consumption HIGH gt 30kQ or is a not connected Are you sure to a switched off proceed Select YES or NO with or key and press Enter key to NO confirm L N RESISTANCE TOO It is very likely that too high current will flow after applying LOW 20 00 power to the tested appliance If the too high current is 20 052 only of short duration caused by the short inrush current A the test can be performed otherwise not ird eae Select YES or NO with or key and press Enter key to proceed YES NO confirm 10 MI 2142 AlphaPAT L N SHORTED lt 3 00 Are you sure to proceed YES M LEAKAGE TOO HIGH 20 0mA Are you sure to proceed YES Je 110V ADAPTER CONNECTED No fuse test
21. ODO Select Original settings in Setup menu by using A and w cursor keys and press ENTER key to confirm The following menu is displayed SETUP 16554 RETURN TO DEFAULT SETTINGS Are You sure Original settings menu Select YES to confirm or NO to quit without changes 47 MI 2142 AlphaPAT Maintenance 11 Maintenance 11 1 Periodic calibration It is essential that all measurement instruments are regularly calibrated We recommend an annual calibration 11 2 Fuses There are three fuses under fuse cover F1 lt F2 lt T16A 250V intended for protection of test socket Check the fuses F1 and F2 if malfunction of mains output voltage on test socket is noticed F3 T1 6A 250V 20 x 5mm instrument protection Check the fuse when the instrument does not respond after connection to mains supply r r noo noo LM J M J K A 17 L AS Position of fuses To change the fuse a Disconnect all test leads and the instrument mains cord before removing fuse cover Unscrew screws on fuse cover position 6 of bottom part and remove cover Replace blown fuse with the same type Close fuse compartment and fix the fuse cover Check the instrument DODO 48 MI 2142 AlphaPAT Maintenance 11 3 Service For repairs under or out of warranty time please contact your distributor for further inform
22. OND 16 19 BS5le KAN EARTH BOND 14515 ABT ITT Out 254 rinde d im 16s Examples of earth bond resistance measurement results The measurement can be aborted by pressing START key at any time Actual result is shown on the display during measurement After measurement time period has elapsed the last measured value is displayed and PASS or FAIL indication appears on the display Press START key to repeat the test or press ESC key to return to the Single test menu Note a Consider any displayed warning before starting measurement 6 2 Insulation resistance This test ensures that the resistances between mains terminals and protective conductor of the appliance mains supply plug or each metal part of the appliance housing are satisfactory and of sufficiently high value Test measurement parameters can be selected according to requirements 6 2 1 Insulation resistance on class appliances For class appliances insulation resistance is measured between short circuited mains terminals L and N are shorted together in instrument and protective conductor terminal of the appliance mains supply plug CLASS FAN E Measurement of insulation resistance of class appliance 22 MI 2142 AlphaPAT Measurements 6 2 2 Insulation resistance on class Il appliances For class II appliances and non earthed parts of safety class appliances insulation resistance is measured between short circuited mains term
23. RMS current measurement results The measurement can be aborted by pressing START key at any time Press START key to repeat the measurement or press ESC key to return to the Single test menu Notes o Consider any displayed warning before starting measurement a When measuring leakages neighbor magnetic fields and capacitive coupling especially from the L and N conductors can disturb the results It is recommended that the clamp is as close as possible to the grounded surface and away from wires and other objects under voltage or carrying current 30 MI 2142 AlphaPAT Autotest modes 7 Autotest modes Autotest is the fastest and easiest way to test appliances A pre programmed autotest sequence runs all the tests needed for verifying the selected appliance The complete autotest results can be stored together with appliance name and operator notes 7 1 Autotest shortcut menu In this autotest menu one of 120 pre defined autotest procedures can be selected Pre programmed sequences cover almost all in service tests regardless of appliance type safety class supply cord length fuse type etc All limits and tests are in compliance with currently valid standards and regulations In case of any changes new firmware will be available at your distributor or from Metrel directly The complete list of autotest shortcut sequences can be found in Appendices A and B 7 1 1 How to set the autotest shortcut sequence Select Autotest
24. aPAT Measurements 6 Measurements 6 1 Earth bond resistance This test ensures that the connections between the protective conductor terminal in the mains plug of the appliance and each conductive part of the appliance housing are satisfactory and of sufficiently low resistance A high current is normally used to stress the connections under fault conditions 100mA test current is used to prevent damage that may be caused by testing when using high currents This is often necessary when sensitive electronics such as computers and other information technology equipment is tested For class appliances a resistance is measured between the protective conductor of the test socket and test probe connection at the conductive parts of the appliance APPLIANCE Measurement of earth bond resistance of class appliance 6 1 1 How to perform single earth bond resistance measurement Select Earth bond in Single test menu by using A and w cursor keys and press ENTER key to confirm Earth bond menu is displayed Earth bond menu Measurement parameters are detailed in the lower left corner of the display The following parameters can be adjusted o test current a high limit resistance value and a measurement duration 21 MI 2142 AlphaPAT Measurements Use A and v cursor keys to select the parameter you want to edit Use lt and gt cursor keys to adjust the selected parameter Press START key to perform measurement EARTH B
25. any instrument data 10 1 5 Serial communication port settings Two serial ports on the instrument are intended for communication with different equipment One is intended for communication with a personal computer the other with identification devices barcode readers and RFID readers writers and with printer Only baud rate can be changed for PC port To change baud rate for PC port select Baud rate menu 46 MI 2142 AlphaPAT Other instrument operations By using and w cursor keys in Baud rate menu to select baud rate you want to use and press ENTER key to confirm 16 54 115266 Baud rate setting BAR TAG PRINTER serial port has a fixed baud rate set to 9600 baud but it is possible to select the printer data transfer protocol Select Printer protocol in Setup menu by using A and w cursor keys and press ENTER The following menu is displayed PRINTER CONTROL 16 54 SOFTWARE RON XOFF3 HARDWARE Printer protocol menu Software transfer control uses XON CTRL Q and XOFF CTRL S characters Hardware control uses DTR line 10 1 6 Reset instrument settings In this menu the following parameters can be set to their initial values all measurement parameters in single test mode user defined tests are cleared 20 autotest sequences with all measurements disabled are added all menus are set to initial structure PC baud rate is set to 115000bps and printer protocol is set to hardware DTR CLOD
26. ation Unauthorized person is not allowed to open the AlphaPAT MI2142 There are no user replaceable components inside the instrument except three fuses refer to chapter 11 2 Fuses 11 4 Cleaning Use soft patch slightly moistened with soap water or alcohol to clean the surface of AlphaPAT MI21242 Leave the instrument to dry totally before using it Notes a Do not use liquids based on petrol or hydrocarbons a Do not spill cleaning liquid over the instrument 49 MI 2142 AlphaPAT Instrument set and accessories 12 Instrument set and accessories Standard set Instrument AlphaPAT MI 2142 Soft carrying case Test probe User manual Production verification data Conformity declaration Oooooo Optional accessories PC software package PATLink with RS232 cable Printer Barcode reader RFID reader writer RFID TAG set 110V test adapter Oooooo 50 MI 2142 AlphaPAT Appendix A Appendix A Autotest shortcut parameters APPLIANCE TYPE portable or handheld appliances IT information technology equipment EN60950 heating and cooking appliances other appliances extension leads Oococooo Most electrical appliances belong to one of these above mentioned types The tests and limits differ slightly depending on the specific regulation In general the following tests must be performed during an in service test Class equipment a visual check a earth bond resistance o o insulation re
27. autotest sequence FT Key proceed with the next insulation resistance measurement in continuous measurement mode only Fa key nananana repeat the insulation resistance measurement START key proceed to the next autotest sequence measurement ESC key eae end autotest sequence without saving autotest results 37 MI 2142 AlphaPAT Autotest modes 7 4 4 Substitute leakage current measurement Notes a Consider the warnings on the display before starting measurement a Forclass Il appliances the test probe is used The autotest sequence stops when substitute leakage current measurement is performed The following actions can be taken to continue or complete autotest sequence ET Key nasama proceed to the next substitute leakage current measurement in continuous measurement mode only E2 KEY AA AP repeat the substitute leakage current measurement START key aaaaannn proceed to the next autotest sequence measurement ESC key end autotest sequence without saving autotest results 7 4 5 Leakage current and apparent power measurement Notes a If any of the earth bond resistance insulation resistance or substitute leakage current measurements have failed in autotest sequence the leakage current measurement is prohibited a Consider the displayed warnings before starting or proceeding with measurements The autotest sequence stops after the leakage current measurement is performed The foll
28. carrying out various measurements using AlphaPAT as well as to keep the test equipment undamaged it is necessary to consider the following general warnings a If the test equipment is used in manner not specified in this user manual the protection provided by the equipment may be impaired a Read this user manual carefully otherwise use of the instrument may be dangerous for the operator for the instrument or for the equipment under test a Use only earthed mains outlets to supply the instrument a Do notuse the instrument and accessories if any damage is noticed a In case a fuse has blown follow the instructions in this user manual to replace it a Service intervention or calibration procedure is allowed to be carried out only by a competent authorized person a Use only standard or optional test cables supplied by your distributor a In some countries the leakage and touch leakage current measurements shall be executed for normal connection of tested equipment and also for the connection with changed L and N It is advised to prepare appropriate test set up for the test with the changed lines Consider local regulations a High voltages and currents are generated during some tests or measurements Never touch the appliance being tested or the test terminals whilst a test or measurement is in progress 1 2 Warning markings on connector panel Refer to chapter 2 2 Connector panels 1 3 Standards applied The AlphaPAT MI 21
29. e Phe ER Rake EM aan 13 3 4 Leakage current and apparent power 14 3 5 Touch leakage Current an d e cdi tO ER ed e A ed a ee DO Ee a 14 3 6 Polarity test cs ient een nn HR nene O 14 3 7 TRMS EE 15 3 8 General data EE 15 Main menu and test modes is eene nnne nnn nennt nr nn nennen asset eran nnns 17 4 1 Help menus AA GG AA EE 17 4 1 1 How to enter help menu ert pete tib dur i eer edle neta edere eege 17 4 2 Mali MENU Re UE T ER 17 4 2 1 Autotest eler DIE idet e eua ted ade aa te est 18 4 2 2 lee Ee lu EU EE 18 4 2 3 Single teSUME NU cud DR Gt bere Dee ua pt de la pred 18 4 2 4 Recalliresults rrienu s iind nee Tee RUN ete cre aaa 18 4 2 5 AutotestzL AG MENU is k se Geena ci Pepe e ta alata oe de pa alia etit i tell 19 4 2 6 Setup MENU An ne nt tni rte e e hu den die un Ad mde eund al re 19 Single test e EE 20 5 1 How to perform measurements in single test mode 20 Measurements 21 6 1 Eatrthibond resistance s s ener e be ERR NE 21 6 1 1 How to perform single earth bond resistance measurement 21 6 2 Insulation resistance EE 22 6 2 1 Insulation resistance on class applances ak akaaaaaaaaaa akanai aaa 22 6 2 2 Insulation resistance on class II appliances 23 6 2 3 How to perform single insulation resistance measurement 23 6
30. ed mode the selected measurement will be skipped In single mode one measurement will be performed In continuous mode up to five repetitive measurements will be performed By using and cursor keys select the measurement By using A and Y cursor keys measurement parameters can be selected Use lt and gt cursor keys to adjust the selected parameter AUTOTEST CUSTOM 18 41 Test EARTH BOND continuous Out 254 Limit 9 589 Time 3s Adjusting measurement parameters 7 2 2 How to save the autotest custom sequence In Autotest save menu the following actions can be taken a an existing autotest sequence can be saved or renamed and o new autotest sequence can be added to the list Press ENTER key in Autotest custom view menu to enter Autotest save menu SALE AUTOTEST 10 45 SAVE TESTIN SAJE RS Autotest custom save menu 34 MI 2142 AlphaPAT Autotest modes The existing name of the selected custom procedure is shown in Save field The custom autotest sequence can be saved under the same name or renamed By using A and Y cursor keys select Save as option in order to add a new autotest custom sequence to the list After autotest name is entered press ENTER key for confirmation Up to 8 alphanumeric characters can be entered in both Save and Save as fields 7 2 3 How to delete an existing custom test sequence from the list In Autotest custom menu select the test sequence you want to delete by using and
31. ed tests with results and PASS or FAIL status are displayed Autotest sequence results view menu To return to Save results menu press ESC key 8 1 2 How to save autotest sequence results In Autotest save results menu the following data can be added to the autotest sequence results a appliance name and a notes SAVE RESULTS 16 51 Date 19 07 2003 Are IS SAVE mAUIEH Autotest save results menu 40 MI 2142 AlphaPAT Saving and recalling autotest results By using and w cursor keys select parameter you want to edit In Appliance name field and Note field up to 10 alphanumeric characters can be entered Appliance name can be read with a barcode reader Press ENTER key to save the results to the flash memory of the instrument After saving the results the instrument returns to Autotest menu Notes a The date is automatically attached to the saved results o The autotest results cannot be stored if the Appliance name field is empty 8 1 3 How to download or send autotest sequence results By pressing SEND key in Autotest save results menu Send results menu is displayed SEND RESULTS 16 51 SEND TO PC SEND TO PRINTER SEND CODE TO TAG Baud rate 115266brs Send results menu By using A and w cursor keys select the action you want to perform Press ENTER key to start the selected activity or press ESC key to return to Autotest save results menu 8 2 Recall results menu In this menu the stored a
32. er 7 3 Autotest TAG menu for detailed description about Autotest 4 2 6 Setup menu In this menu general instrument parameters can be set SETUP 16 553 DATE TIME Setup menu See chapter 10 1 Setup menu for detailed description 19 MI 2142 AlphaPAT Single test mode 5 Single test mode In single test mode individual tests can be performed This is especially helpful when you suspect one or more faults in the tested appliance Note a Themeasurement results cannot be saved in this mode 5 1 How to perform measurements in single test mode Select Single test in Main menu by using A and Y cursor keys and press ENTER key to confirm The Single test menu is displayed SINGLE TEST 16 25 EARTH POND INSULAT LON SUB LEAKAGE LEAKAGE TOUCH LEAKAGE 4 POLARITY TEST Single test menu By using A and w cursor keys select the measurement you want to perform and press ENTER key to confirm To return to the Single test menu press ESC key Selected test measurement parameters are detailed in the lower left corner of the display In general the following parameters can be set a output test voltage current a pass level and a measurement duration Once the measurement parameters are set the settings are kept until new changes are made or the instrument is reset to the default configuration Note a To keep new settings in case of power fail return to main menu before turning the power off 20 MI 2142 Alph
33. he instrument PC connector Barcode reader printer RFID TAG connector Clamp current input Warning Do not connect any voltage source on this input It is intended only for connection of current clamp with current output Maximum input current is 30 mA Mains supply cord MI 2142 AlphaPAT Instrument description 2 3 Bottom side Bottom side Legend ls Plastic cover A screw under the cover needs to be unscrewed when opening the instrument for service or calibration purposes Screw e Label with measurement data es Fuse compartment cover ee Information label QE ee ER Fixing screw for fuse compartment cover see chapter 11 2 Fuses for instructions on fuse replacement pou Rubber foot MI 2142 AlphaPAT Instrument description 2 4 Safety pre tests The instrument makes pre tests before a regular test of connected appliance to ensure safety and to prevent any damage These safety pre tests check for any external voltage against earth on test socket and test probe too high leakage current too high touch leakage current short circuit or too low resistance between L and N on appliance correctly applied mains voltage to the test socket and a ifthe 110V adapter is used UUUUU If pre test fails an appropriate warning message will be displayed The warnings and measures that have to be taken are described in chapter 2 5 Meaning of symbols and messages on the instrument display 2 5
34. inals in the appliance mains plug and external conductive parts which can be contacted with the test probe CLASS APPLIANCE UNDER TEST Measurement of insulation resistance of class Il appliance 6 2 3 How to perform single insulation resistance measurement Select Insulation in Single test menu by using A and w cursor keys and press ENTER key to confirm Insulation menu is displayed Cinna ane Tim ibe Insulation menu Measurement parameters are detailed in the lower left corner of the display The following parameters can be adjusted in this measurement a test voltage a low limit resistance value and a measurement duration Use and Y cursor keys to select the parameter you want to edit Use lt and gt cursor keys to adjust the selected parameter Press START key to perform measurement INSULATION 16 21 M INSULATION 16 21 14 86 no GES Large AJ AJ Eiman LA bint 10 ana Lim 18 Los in EAA Tim Examples of insulation resistance measurement results The measurement can be aborted by pressing START key at any time 23 MI 2142 AlphaPAT Measurements Actual result is shown on the display during measurement After measurement time has elapsed the last measured value is displayed and PASS or FAIL indication appears on the display Press START key to repeat the test or press ESC key to return to the Single test menu Notes a The appliance under test should be de energized before
35. is calculated to appliance mains supply voltage 230 V 115 V 13 MI 2142 AlphaPAT Technical specifications 3 4 Leakage current and apparent power Differential leakage current readout Range Resolution Accuracy 0 00 mA 19 99 mA 0 01 mA 5 of reading 5 digits Pass levels 0 25 mA 0 50 mA 0 75 mA 1 00 mA 1 50 mA 2 25 mA 2 50 mA 3 00 mA 3 50 mA 9 90 mA Test duration 2s 3s 5s 10s 30s 60s 120s 180 s OULD UL to test socket Apparent power readout Range Resolution Accuracy 0 00 kVA 3 7 kVA 0 01 kVA 10 of reading 3 digits Test duration 2s 3s 5s 10s 30s 60s 120s 180 s OP test socket 3 5 Touch leakage current Touch leakage current readout Range Resolution Accuracy 0 00 mA 1 99 mA 0 01 mA 5 of reading 5 digits Pass levels 0 25 mA 0 50 mA 1 00 mA Test duration 2s 3s 5s 10s 30s 60s 120 s 180 s Quitput onze test socket test probe connector ed jo DB PA INNEN human body model with resistance of 2 kO 3 6 Polarity test Test voltage 50 V AC Detects Pass L open N open PE open L N crossed L PE crossed N PE crossed L N shorted L PE shorted N PE shorted multiple faults Output test socket IEC cord 14 MI 2142 AlphaPAT Technical specifications 3 7 TRMS current Tr
36. kage current and power The purpose of this test is to determine the sum of all leakages flowing from the live conductor to the earth Because the differential method for determining leakage current is used the full and true appliance leakage current is always measured although there can exist parallel current paths to ground Also the apparent power is measured By checking the power an efficient functional test can be performed CLASS APPLIANCE 7 Measuring of leakage current and power 6 4 1 How to perform single leakage current measurement Select Leakage in Single test menu by using A and w cursor keys and press ENTER key to confirm Leakage menu is displayed LEAKAGE Leakage menu Measurement parameters are detailed in the lower left corner of the display The following parameters can be adjusted for this measurement a high limit leakage value and a measurement duration Use A and w cursor keys to select the parameter you want to edit Use lt and gt cursor keys to adjust the selected parameter Press START key to perform measurement 26 MI 2142 AlphaPAT Measurements Examples of leakage current and apparent power measurement results The measurement can be aborted by pressing START key at any time Actual result is shown on the display during measurement After measurement time period has elapsed the last measured value is displayed and PASS or FAIL indication appears on the display Notes a
37. mple to understand and easy to operate Instrument enables testing of appliances in a single test mode and a autotest modes After the instrument is switched on the last used menu will be displayed 4 1 Help menus The measurement help menus are available in single and autotest modes Help menu contains schematic diagrams for illustration of proper connection of appliance under test to the AlphaPAT instrument 4 1 1 How to enter help menu After entering the selected measurement and before pressing START press HELP key in order to view help menu INSULATION Examples of help menu Press HELP key again to see the next page if available Press HELP or ESC key to return to the last test measurement menu 4 2 Main menu From the Main menu all instrument functions can be selected MAIN MENU 16 17 AUTOTEST SHORTCUT AUTOTEST CUSTOM SINGLE TEST Main menu Select the function you want to perform by using A and w cursor keys and press ENTER key to confirm To return to the Main menu press ESC key 17 MI 2142 AlphaPAT Main menu and test modes Note a Press ESC key one or more times to return to Main menu from any submenu or selected function 4 2 1 Autotest shortcut menu In this menu one of 120 pre defined autotest sequences can be selected and performed When the autotest sequence is completed measurement results can be stored into instrument flash memory or sent to the printer or PC for further processing
38. nce EE eieiei repeat the polarity test START key proceed with the next autotest sequence measurement ESC key end autotest sequence without saving autotest results 7 4 8 TRMS clamp current measurement Note a Consider the displayed warnings before starting measurement The autotest sequence stops after the TRMS clamp current measurement The following actions can be taken to continue or complete the autotest sequence FT Keys os etri proceed to the next TRMS clamp current measurement in continuous measurement mode only F2 key repeat the TRMS clamp current measurement START key end autotest sequence ESC ENEE ee end autotest sequence without saving autotest results 39 MI 2142 AlphaPAT Saving and recalling autotest results 8 Saving and recalling autotest results After the autotest sequence is completed measurement results can be saved to the flash memory of the instrument sent to PC stored to RFID TAG or test report can be printed out to serial printer Oooo 8 1 Autotest save results menu When the autotest sequence is finished the Autotest save results menu is displayed SAVE RESULTS 19 51 Date 19 07 2003 Arr EME SAVE AUIELH Autotest save results menu Press ESC key to return to Autotest menu 8 1 1 How to view autotest sequence results By pressing F1 key in Autotest save results menu View results menu will be displayed The perform
39. ord for instance vacuum cleaners APPLIANCE FUSE DODO 3 A 750 VA 6 A 1 5 KVA 10 A 2 5 KVA 13 A 3 2 KVA Notes Q Q The earth bond test current depends on the set fuse rating of appliance The current is always at least 1 5 times higher than the fuse rating The power in parenthesis means the maximum power that can be delivered in combination with the set fuse Some users are more familiar with the nominal power than the fuse rating Substitute leakage and leakage current limits in heating and cooking are set according to the set power FUNCTIONAL TEST PROTECTIVE EARTH TEST a Yes Q No 52 MI 2142 AlphaPAT Appendix A Notes a A functional test should be performed at the end of the test sequence to ensure that the appliance works properly This test can also be performed without the measuring instrument a However it is advisable to perform this test with the AlphaPAT instrument since it performs more tests simultaneously the functional check the protective earth test and load test Extension leads test only LENGTH 5m 7 5 m 10m 12m 15m 20m 30m 40m 50 m O OC COCOOCOCOOO CROSS SECTION AREA c s a 0 5 mm 0 75 mm 1 0 mm 1 25 mm 1 5 mm unknown Oooooo MAXIMUM CURRENT CAPABILITY POWER Imax Power a 3A 750VA a 6A 1 5 kVA a 10A 2 5 kVA a 13A 3 2kVA a 15A 3 75 kVA a unknown Notes a If the cross section area is unknown the most conse
40. owing actions can be taken to continue or complete autotest sequence EA Key russes proceed with the next leakage current measurement in continuous measurement mode only F2 Key repeat the leakage current measurement START key proceed to the next autotest sequence measurement ESC Kevin end autotest sequence without saving autotest results 7 4 6 Touch leakage current measurement Notes a Consider the warnings on the display before starting measurement a If any of earth bond resistance insulation resistance substitute leakage current or leakage current measurements have failed or were skipped in selected autotest sequence the touch leakage current measurement is prohibited The autotest sequence stops after performing touch leakage current measurement The following actions can be taken to continue or complete autotest sequence ET keV cu omues proceed to the next touch leakage current measurement in continuous measurement mode only EZ Key nakaapak repeat the touch leakage current measurement START key aaaannnan proceed to the next autotest sequence measurement ESC key end autotest sequence without saving autotest results 38 MI 2142 AlphaPAT Autotest modes 7 4 7 Polarity test Note a Consider the warnings on the display before starting measurement The autotest sequence stops after the polarity test The following actions can be taken to continue or complete autotest seque
41. phaPAT Table of contents 7 1 6 How to start autotest shortcut sequence nn 33 7 2 Autotest custom un ET 33 7 2 1 How to view and or change an existing autotest custom seguence 34 7 2 2 How to save the autotest custom sequence eee eene 34 7 2 3 How to delete an existing custom test sequence from the list 35 7 2 4 How to start custom autotest seguence eren 35 7 3 Autotest TAG menuiserie ms DOE PAARE TM Ee Dee RARE DAG Ia AG 35 7 3 1 How to view autotest sequence from RFID TAG 36 7 3 2 How to view and or save autotest results from TAC akanai 36 7 3 3 How to send an autotest sequence results to TA 36 7 4 Performing autotest sequences eee 37 7 4 1 Visual INSPECTION x E 37 7 4 2 Earth bond resistance measurement 37 7 4 3 Insulation resistance measurement 37 7 4 4 Substitute leakage current measurement 38 7 4 5 Leakage current and apparent power measurement 38 7 4 6 Touch leakage current measurement aaa aaa aaa aaa 38 7 4 7 Polarity test o died i nee e i e e AER 39 7 4 8 TRMS clamp current measurement 39 8 Saving and recalling autotest results nana entente tnnt nnn nana 40 8 1 Autotest save results menu 40 8 1 1 How to view autotest sequence results ssssssssssssssssee eme 40 8 1 2 How to save autotest sequence results 40 8 1 3 How to download or send autotest sequence results
42. pliance supply cable VISUAL TEST GAFAIL Visual test menu In case any damage on the appliance is noticed press F2 key in order to identify the visual test as failed 7 4 2 Earth bond resistance measurement Note a Consider the displayed warnings before starting measurement In case of PASS result in single mode of earth bond resistance measurement the autotest sequence will automatically proceed with the insulation resistance or substitute leakage current measurement if at least one of them is enabled and polarity test is disabled in autotest sequence Otherwise the following actions can be taken to continue or complete the autotest sequence ET Key sala kanje proceed to the next earth bond resistance measurement in continuous measurement mode only EZ Ke eae repeat the earth bond resistance measurement START key proceed to the next autotest sequence measurement ESC Key secto end autotest sequence without saving autotest results 7 4 3 Insulation resistance measurement Notes a Consider the displayed warnings before starting measurement a Forclass Il appliances the test probe is used In case of PASS result in single measurement mode of insulation resistance measurement the autotest sequence will automatically proceed with the substitute leakage current measurement if enabled and polarity test is disabled in autotest sequence Otherwise the following actions can be taken to continue or complete the
43. rvative as for 1 5mm limit is set a The Imax Power specification is only informative It provides the maximal current capability and power depending on the lead c s a 53 MI 2142 AlphaPAT Appendix B Appendix B Autotest shortcut codes Type Class Fuse Cord Earth Bond Insulation S Leakage Leakage T Leakage Code Limit Out Limit Out Limit Limit Limit Portable or Handheld l 3A short 0 10 10A 1MQ 500V 0 75MA 001 l 6A short 0 10 10A 1MQ 500V 0 75mA 002 l 10A short 0 10 25A 1MO 500V 0 75mA 003 l 13A short 0 10 25A 1MQ 500V 0 75mA 004 l 3A short 0 10 10A 1MO 500V 005 l 6A short 0 10 10A 1MQ 500V 006 l 10A short 0 10 25A 1MQ 500V 007 l 13A short 0 10 25A 1MO 500V 008 l 3A midd 0 30 10A 1MQ 500V 0 75mA 009 l 6A midd 0 30 10A 1MO 500V 0 75mA 010 l 10A midd 0 30 25A 1MO 500V 0 75mA 011 l 13A midd 0 30 25A 1MQ 500V 0 75mA 012 l 3A midd 0 30 10A 1MQ 500V 013 l 6A midd 0 30 10A 1MO 500V 014 l 10A midd 0 30 25A 1MO 500V 015 l 13A midd 0 30 25A 1MQ 500V 016 l 3A long 0 50 10A 1MO 500V 0 75MA 017 l 6A long 0 50 10A 1MQ 500V 0 75mA 018 l 10A long 0 50 25A 1MQ 500V 0 75mA 019 l 13A long 0 50 25A 1MO 500V 0 75mA 020 l 3A long 0 50 10A 1MO 500V 02
44. shortcut in Main menu by using and w cursor keys and press ENTER key to confirm Autotest shortcut menu is displayed s short ZA Crau HB Autotest shortcut menu The autotest seguence can simply be selected by u setting few autotest parameters a setting the three digit autotest code or using barcode reader 7 1 2 How to set autotest parameters Depending on appliance type the following parameters can be set appliance safety class enabling or disabling functional and PE test appliance supply cord length appliance fuse rating extension lead cross section area c s al extension lead maximal current capability and power and extension lead length COCO COCO Use A and w cursor keys in Autotest shortcut menu to select the parameter you want to edit Use lt and gt cursor keys to adjust the selected parameter 31 MI 2142 AlphaPAT Autotest modes SHORTCUT SERES ot Verbes Autotest shortcut parameters adjustment The complete list of autotest shortcut parameters can be found in Appendix A 7 1 3 How to set or enter autotest shortcut code Each pre defined autotest procedure has its own three digit code Autotest shortcut codes can be found in Appendix B Select Autotest shortcut code parameter by using A and w cursor keys SHORTCUT Autotest shortcut code adjustment Use lt and gt cursor keys to increase decrease code or enter three digit code using alphanumeric keypad
45. sider any displayed warning before starting test 6 7 True RMS current measurement This function enables measuring of AC currents in a wide range from 1mA up to 25A Typical applications are a measuring leakage currents through PE conductor in permanently installed appliances a measuring load currents through L or N conductor in permanently installed appliances a measuring leakage currents through parallel current paths etc 6 7 1 How to perform TRMS clamp current measurement In order to measure TRMS current by using current clamp connect the clamp to the instrument CLAMP connector first 29 MI 2142 AlphaPAT Measurements Connecting current clamp to the AlphaPAT instrument Select Current clamp in Single test menu by using A and w cursor keys and press ENTER key to confirm Current clamp menu is displayed Current clamp menu Measurement parameters are detailed in the lower left corner of the display The following parameters can be adjusted in this measurement a high limit current value and a measurement duration Use A and w cursor keys to select the parameter you want to edit Use lt and gt cursor keys to adjust the selected parameter Press START key to perform measurement CLAMP CURRENT 89 55 CLAMP CURRENT 69 52 Ada ZTH ilam MAD CLAMP CURRENT Boa 54 14 164 GEEF Lim amp 25mH ke Lim 8 25mA ES Tim 18s bd Ti 16 lt im s Lim none lox Tim lbs pa Examples of T
46. sistance and functional test Class Il equipment o visual check o insulation resistance and o functional test Notes o For portable and handheld appliances the leakage or touch leakage limits are stricter than for other types a For IT equipment the earth bond resistance measurement is performed with low current 100mA in order to avoid any damage to earth connections for EMC screening purposes a For cooking and heating appliances the leakage limit is set higher because some leakage typically occurs in the heating elements Therefore the substitute leakage current measurement is performed instead of insulation resistance measurement a Only three conductor extension leads are considered and they are tested as a class appliance When testing them the functional test and the polarity test are performed a ThelT equipment must conform to the EN60950 regulations Otherwise the equipment may be damaged during the insulation resistance measurement 51 MI 2142 AlphaPAT Appendix A APPLIANCE SAFETY CLASS a SCI a SCII SUPPLY CORD a Short a Middle or low c s a a Long Notes a The earth bond limit depends significantly on the supply cord length and its PE wire cross section a SHORT should be set for appliances with a cord not longer than 5m a MEDIUM can be used when the appliance supply cord is longer than 5m or the cord wire has a small cross section a LONG can be used if the appliance has a very long supply c
47. sults menu By using A and Y cursor keys select the option and press ENTER key Press ENTER key again for confirmation 42 MI 2142 AlphaPAT Saving and recalling autotest results 8 2 3 How to download or send stored autotest results Selected or all found test results can be sent to a PC a printer or a RFID TAG By pressing SEND key in Hecall results menu Send results menu is displayed SEND RESULTS 16 51 SELECTED TO PC ALL FOUND TO PC 4 PRINT SELECTED Baud rate 115288bPs Send results menu By using A and w cursor keys select the action you want to perform Press ENTER key to start the selected activity or press ESC key to return to Recall results menu 43 MI 2142 AlphaPAT Measuring 110V appliances 9 Measuring 110 V appliances 9 1 110 V adapter The AlphaPAT instrument allows measurements of 110 V appliances When the 110 V adapter is used only the following measurements can be performed a earth bond resistance a insulation resistance a substitute leakage current and a TRMS current Other measurements are prohibited in order to prevent damage of the tested appliance if 230 V voltage is connected to it The adapter is designed to prevent accidental connection of 230 V supply voltage to the tested appliance In substitute leakage current measurement the displayed value is automatically calculated to 110 V when adapter is connected to the instrument 9 1 1 How to perform measurements by using
48. t results The measurement can be aborted by pressing START key at any time Actual result is shown on the display during measurement After measurement time period has elapsed the last measured value is displayed and PASS or FAIL indication appears on the display Press START key to repeat the test or press ESC key to return to the Single test menu Notes a The appliance is connected to the mains voltage Make sure that the appliance with moving parts is safely mounted or protected to prevent possible danger to operator or damage to the appliance a Consider any displayed warning before starting measurement 6 6 Polarity test This test checks the polarity of the mains supply cable The following faults can be detected L open N open PE open L N crossed L PE crossed N PE crossed L N shorted L PE shorted N PE shorted multiple faults WARNING Earth wander Polarity test of IEC cord 28 MI 2142 AlphaPAT Measurements 6 6 1 How to perform the measurement Select Polarity test in Single test menu by using A and w cursor keys and press ENTER key to confirm Polarity test menu is displayed Polarity test menu Press START key to perform test After performing the test PASS or FAIL indication appears on the display In case of FAIL result the detected fault is displayed Examples of polarity test results Press START key to repeat the test or press ESC key to return to the Single test menu Note a Con
49. the measurement a Consider any warning on the display before starting the measurement a Do not touch the appliance under test during the measurement or before it is fully discharged The message Discharging is displayed while the voltage on appliance under test is higher than 20V a Do not disconnect the appliance under test from the instrument during the measurement or before it is automatically discharged 6 3 Substitute leakage current This test determines the current that will leak through the appliance into ground if the test voltage is the nominal mains supply voltage for the appliance The current flowing at test voltage of 40VAC is measured and scaled to the appliance mains supply voltage 110VAC or 230VAC 6 3 1 Substitute leakage current on class appliances For class appliances the nominal test voltage of 40VAC is applied between short circuited mains terminals and protective conductor terminal of the appliance mains supply plug CLASS R APPLIANCE Measurement of substitute leakage current of class appliance 6 3 2 Substitute leakage current on class Il appliances For class II appliances the test probe which should be attached to the each exposed metal part of the appliance is used Ensure that the tested metal part is not in contact with ground 24 MI 2142 AlphaPAT Measurements CLASS APPLIANCE Measurement of substitute leakage current of class Il appliance 6 3 3 Ho
50. tions Reference temperature range 10 C 30 C Reference humidity range 40 Yo 70 Yo RH Operation conditions Working temperature range 0 C 40 C Maximum relative humidity 95 Yo RH 0 C 40 C non condensing 15 MI 2142 AlphaPAT Technical specifications Storage conditions Temperature range 10 C 70 C Maximum relative humidity 90 Yo RH 10 C 40 C 80 RH 40 C 60 C Accuracies apply for 1 year in reference conditions Temperature coefficient outside these limits is 0 2 of measured value per C and 1 digit Fuses Instrument protection T1 25A 250V 5x 22 mm Test socket protection 2x T16A 250 V 6 3 x 32 mm Protection pre tests External voltage between L and PE or N and PE DC and AC External voltage on test clip DC and AC Excessive leakage between L and PE Short circuit or too low resistance between L and N D Oooo Connectivity fuse pre test a Appliance not switched on or too high resistance between L and N Maximum resistance for connectivity pre test 30 kO 16 MI 2142 AlphaPAT Main menu and test modes 4 Main menu and test modes The AlphaPAT instrument uses user friendly manipulation By using only a few keys most of the actions can be done Menu tree of the instrument is si
51. ue RMS current readout using 1000 1 current clamp Range Resolution Accuracy 0 00 mA 9 99 mA 0 01 mA 5 96 of reading 5 digits 10 0 mA 99 9 mA 0 1 mA 5 96 of reading 5 digits 100 mA 999 mA 1 mA 5 of reading 5 digits 1 00 A 9 99 A 0 01 A 5 of reading 5 digits 10 0 A 24 9 A 0 1 A 5 of reading 5 digits Consider accuracy of current transformer Pass levels 0 25 mA 0 50 mA 0 75mA 1 00 mA 1 50 mA 2 25 mA 2 50 mA 3 00mA 3 50 mA 9 90 mA none Test duration 2s 3s 5s 10s 30s 60s 120s 180 s Pub a kaka eed current clamp terminals 3 8 General data Rated supply voltage 230 V AC 10 96 50 or 60 Hz Max power consumption 140 VA without tested appliance Maximum appliance current 16A Overvoltage category Cat Il 300 V Protection classification Pollution degree 2 Display ott eee a ROSE 64 128 dots graphic matrix display with backlight Dimensions w h d 26 5 cm x 11 cm x 18 5 cm Weight without accessories 3 5 kg MG ON EEN 1100 memory locations RS232 interfaces 1200 bps 115200 bps 1 start bit 8 data bits 1 stop bit RS232 connectors 9 pin subminiature type D female Reference condi
52. utotest measurement results can be recalled from the memory sent to PC stored to RFID TAG printed out or deleted from the memory UDO 8 2 1 How to search for and recall saved autotest results Select Recall results in Main menu by using A and w cursor keys and press ENTER key to confirm Search results menu is displayed SEARCH RESULTS 19 51 Date from 2000 61 61 Date to 16 67 2663 BOS SEARCH Search results menu 41 MI 2142 AlphaPAT Saving and recalling autotest results When searching for stored autotests the following filters can be used to narrow the hits a appliance name a date from and a date to By using A and Y cursor keys select the filter you want to edit Up to 10 alphanumeric characters can be entered in Appliance name field Appliance name can be read with a barcode reader In order to search for all appropriate tests press ENTER key Recall results menu is displayed if at least one stored autotest result was found RECALL RESULTS 18 51 ENERUIEN IDELETE Recall results menu Press ENTER key to view test results of the selected test View results menu Press ESC key to return to Recall results menu 8 2 2 How to delete saved autotest results The following stored results can be deleted by pressing CLR key in Recall results menu o selected result a all found results or a all stored results DELETE RESULTS 16 41 SELECTED ALL FOUND ALL STORED Delete re
53. w to perform single substitute leakage current measurement Select Sub leakage in Single test menu by using and w cursor keys and press ENTER key to confirm Sub leakage menu is displayed SUB LEAKAGE Lina 75mA Sub leakage menu Measurement parameters are detailed in the lower left corner of the display The following parameters can be adjusted in this measurement o high limit leakage value and o measurement duration Use A and Y cursor keys to select the parameter you want to edit Use lt and gt cursor keys to adjust the selected parameter Press START key to perform measurement SUB LEAKAGE D SUB LEAKAGE B23 BESS 1 83 on Examples of substitute leakage current measurement results The measurement can be aborted by pressing START key at any time Actual result is shown on the display during measurement After measurement time has elapsed the last measured value is displayed and PASS or FAIL indication appears on the display Press START key to repeat the test or press ESC key to return to the Single test menu 25 MI 2142 AlphaPAT Measurements Notes a Consider any displayed warning before starting measurement a Substitute leakage current may differ substantially from that of conventional leakage current test because of the way the test is performed For example the difference in both leakage measurements will be affected by the presence of neutral to earth noise suppression capacitors 6 4 Lea
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