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User Manual min AC Series_Feb

1. I Pid n Li ZZA LI n Li ZZA Li don Version 1 0 Feb 13 KEY ENTER O 13 sec ENTER 43 sec ENTER 13 sec USER MANUAL mini AC SERIES COMMENT Completes entry of the Voltage Input Primary value say 750 Volts in this example The Unit will reinitialise and return to the Run Mode Allows setting of the Voltage Input Secondary value as 110 Volts This is normally the output from a PT Secondary Press ENTER to select this option Advances to Step E32 If no key is pressed the Unit will return to the Run Mode after 6 seconds Allows selection of the PT Primary value The display scrolls through the range of PT values every 6 seconds 1 10 kV 2 20 kV 3 30 kV 6 60 kV 11 0 kV 22 0 kV 33 0 kV 66 0 kV 132 kV 220 kV 415 V 440 V 500 V Press ENTER when the required PT Primary is displayed Advances to Step E33 If none of these values are selected the Unit will return to the Run Mode Confirms the settings of the PT Primary value 1 10 kV in this example After 6 seconds returns to the Run Mode Allows setting of the password Press ENTER to select this option Advances to Step E35 If no key is pressed the Unit returns to the Run Mode after 6 seconds Indicates that the password is required to be entered next After 6 seconds advances to Step E36 Start the entry of the password as per the procedure given in Appendix B Advances
2. 6 Sec nm 7 cr un Existing Password dn wu New Password c3 NEENA lt 4 ga un Cc co n dan don don don Y v Run Run Run Run Run Run Run Run Mode Mode Mode Mode Mode Mode Mode Mode Page 30 Version 1 0 Feb 13 FIEL TRAC USER MANUAL mini AC SERIES APPENDIX K WARRANTY CERTIFICATE Eltrac Technologies Pvt Ltd ELTRAC warrants its products to be free from defects in material and workmanship under normal use and service The warranty is valid for a period of 15 months following the month of manufacture or 12 months following the month of sale whichever is earlier The warranty is limited to replacement of the defective product when it is returned to an authorised Dealer within the warranty period at the Dealer s premises If the product has been discontinued ELTRAC reserves the option to replace it with a product that it deems closest in function and performance to the returned product The warranty shall not apply in the event of damage sustained on account of improper installation incorrect connection misuse abuse neglect accident abnormal operating conditions war or Acts of God Disr
3. Auxiliary Supply Terminals refer para 4 4 9002606 Rear Panel Label This labels provides all information such identification of the terminals ratings for the voltage current and auxiliary supply input serial number of the unit etc Refer to para 3 3 below Version 1 0 Feb 13 Page 3 FEL TRAC USER MANUAL mini AC SERIES 3 3 Rear Panel Label hn s 2131 0712 170456 CE 5 Acc Class 1 0 http www eltracsystems com VA Hazardous voltages present Isolate inputs before accessing the meter or he terminals Read User Manual before using this meter There are no user A serviceable parts inside the meter Do not attempt to open the meter 2 Aux Supply 85 270 V AC DC Maintain Polarity for DC Supply 6 0 AAC Max 500 VAC Max AUX LIN VOLTAGE SUP INPUT AC EIN S182 L L N Terminal markings for connecting the Auxiliary Supply Refer para 4 4 Voltage Input range for the Auxiliary Supply Terminal markings for Voltage Input range Voltage Input range Terminal markings for Current Input Current Input range Accuracy Class identification Serial Number of the Unit 9 Q OG 0 0000 Page 4 Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES 4 INSTALLATION 4 1 This chapter covers a Mounting the Unit in the Panel b Wiring the Unit and c Initial Set up Programming a
4. Start entry of the CT Primary value as per the procedure given in Appendix C Advances to Step E16 Complete entry of the CT Primary value 200 Amps in this example as per the procedure given in Appendix C Advances to Step E17 Confirms setting of the Current Input Secondary and Primary values After 6 seconds the Unit re initialises and returns to the Run Mode Press ENTER to select CT Secondary value of 5 Amps Advances to Step E19 If no key is pressed the Unit returns to the Run Mode after 6 seconds Start entry of the CT Primary value as per the procedure given in Appendix C Advances to Step E20 Page 25 FEL TRAC STEP E20 E21 E22 E23 E24 E25 E26 E27 E28 E29 Page 26 DISPLAY am LI RM e nr m LI r rr un KEY ENTER 13 sec ENTER 13 sec ENTER QO 43 sec ENTER O 13 sec ENTER 43 sec ENTER 13 sec ENTER 13 sec USER MANUAL mini AC SERIES COMMENT Complete entry of the CT Primary value 200 Amps in this example as per the procedure given in Appendix C Advances to Step E21 Confirms setting of the Current Input Secondary and Primary values After 6 seconds the Unit re initialises and returns to the Run Mode Displays the first menu item Edit PT To edit the voltage input settings pre
5. COMMENT Indicates that the CT Primary value is to be entered next Advances to Step D11 after 4 seconds Start entry of the CT Primary value as per the procedure given in Appendix C Advances to Step D12 Complete entry of the CT Primary value 200 Amps in this example as per the procedure given in Appendix C Advances to Step D13 Confirms setting of the Current Input Secondary and Primary values After 6 seconds the Unit re initialises and returns to the Run Mode Press ENTER to select CT Secondary value of 5 Amps Advances to Step D15 If no key is pressed the Unit returns to the Run Mode after 6 seconds Start entry of the CT Primary value as per the procedure given in Appendix C Advances to Step D16 Complete entry of the CT Primary value 200 Amps in this example as per the procedure given in Appendix C Advances to Step D17 Confirms setting of the Current Input Secondary and Primary values After 6 seconds the Unit re initialises and returns to the Run Mode Allows setting of the password Press ENTER to select this option Advances to Step D19 If no key is pressed the Unit returns to the Run Mode after 6 seconds Indicates that the password is required to be entered next After 6 seconds advances to Step D20 Start the entry of the password as per the procedure given in Appendix B Advances to Step D21 Page 21 FEL TRAC STEP DISPLAY D21 0 D22 0 D23 0
6. dash The digit to the C right of the second digit starts with O and automatically increments Press the ENTER key when the digit displays O Completes entry of the password 13 sec If the entry of the password was successful you will proceed to the next step in the sequence t rr If the entry of the password was not successful i e a wrong password was used the meter will display an error message and return to the run mode Version 1 0 Feb 13 Page 15 FEL TRAC USER MANUAL mini AC SERIES APPENDIX C ENTRY OF NUMERALS All ELTRAC meters can be field configured for any electrical system The Voltage Input can be configured for LT 415 V Line Line or HT systems In the case of HT the User can program the Primary and Secondary value Similarly the Current Input can be configured for CT Secondary of 1 Amp or 5 Amps in the case of CT operated models The User can program the Primary value of the CT The CT Primary value has to entered as a 4 digit numeral Accordingly a CT Primary value of 50 Amps would have to be entered as 0050 a Primary value of 500 Amps would have to entered as 0500 and so on The procedure to program the Primary value of the CT to say 250 Amps inthis example is explained below STEP DISPLAY KEY COMMENT B1 C t p Indicates that a CT Primary value is required to be entered B2 g g ENTER After 6 seconds the display will chan
7. AELTRAC meters with pargase USER MANUAL mini Series AC Range ELTRAC TECHNOLOGIES PVT LTD No 63 3 4 P amp T Colony Road Srigandhakaval Sunkadakatte Magadi Road BANGALORE 560091 INDIA This User Manual includes programming and operating instructions and should be passed on to the end user along with the Password s setup Dear Customer We thank you for choosing an ELTRAC product The Nano series of instruments cover very basic electrical parameters Single Channel Voltage and Current but with the flexibility and options not available with any other brands To fully appreciate your ELTRAC meter we suggest that you take time to study this handbook We at ELTRAC stand behind each and every meter that we sell In case you require any clarifications regarding your ELTRAC meter you can contact the dealer from whom you purchased the Unit or the nearest dealer You could also contact our customer support team at the contact number provided at the bottom of this page The contents of this manual are the property of Eltrac Technologies Pvt Ltd and are copyrighted No part of this manual may be reproduced photocopied translated into another language transmitted in any form or by any means without the prior written consent of Eltrac Technologies Pvt Ltd AELTRAC and CAMEL are the registered trade marks of Eltrac Technologies Pvt Ltd Every effort has been made to make this manual as comprehensive easy to underst
8. 4 don Page 22 KEY ENTER OQ 13 sec ENTER QO 13 sec ENTER 13 sec USER MANUAL mini AC SERIES COMMENT Complete entry of the password Advances to Step D22 Start entry of the new password The password should of 3 digit numeral The procedure for the entry of the password is provided in Appendix B Advances to Step D23 Complete entry of the new password Advances to Step D24 Confirms that the new password has been set From this point onwards only the new password can be used Using the old password will result in an Error Err message After 6 seconds the Unit returns to the Run Mode Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES APPENDIX F PROGRAMMING GUIDE ET 2116 FIELD CONFIGURABLE AS VOLTMETER OR AMMETER ELTRAC Model ET 2116 is field configurable as a Voltmeter or an Ammeter On power on the display will toggle between Vol and CUr until one of the options is selected Pressing the ENTER key when the display is VoL will configure the Unit as a Voltmeter Similarly pressing the ENTER key when the display is CUr will configure the Unitasan Ammeter CAUTION Once the Unit is configured either as a Voltmeter or an Ammeter it cannot be changed STEP DISPLAY KEY COMMENT ENTER a E1 HH oO L Press ENTER to configure the Unit as a Voltmeter On pressing C ENTER the Unit will initialise itself as Voltmeter and go into the y3 sec Run Mode The V
9. Return to the Scroll Mode is confirmed by the Unit advancing tothe next parameter 9 KEYOPERATING CONVENTIONS 9 1 The Nano Series of meters are provided with a single Smart key 9 2 In the Run Mode the state where the Unit is displaying the parameter readings a short press of the Smart key toggles the Unit between the Scroll and Hold Modes in models displaying two or more parameters such as ET 2121 and ET 2131 inthe Nano ACrange 9 3 Keepingthe Smart key depressed for more than three seconds takes the Unitinto the Menu Mode In this mode the User can edit the voltage setting the current setting and the password as applicable fora particular model 9 4 In the Menu Mode the meter advances from one menu option to the next menu option once every six seconds Pressing the Smart key selects the menu option currently being displayed If no menu option is selected the meter returns to the Run Mode after displaying all the menu options for that level 9 5 Every time that the Unit exits from the Menu Mode the Unit will reinitialise to update the settings that may have been changed modified During the reinitialisation the Unit will display ELtrAC scrolling from right to left and then display of the model number Thereafter the Unit will display the readings If the Voltage and or Current Input settings were modified the display of the readings will be based onthe modified settings Version 1 0 Feb 13 Page 9 FAEL TRAC USER MANUAL
10. Edit functions are password protected to guard against unauthorised changes and tampering of the settings The Unit will have been setup with a Password of 100 at the time of despatch from the factory The entry of the password starts with the display showing PW as in the display at step A1 below This indicates that the password is required to be entered The procedure for entering the password the default password 100 in this example is explained below The User is free to change this password to any 3 digit password of his choice The procedure to change the password is explained in Appendix D STEP DISPLAY KEY COMMENT A1 p LU Uu Indicates that a password is required to be entered A2 g After 6 seconds the display will change The second digit from the left will display 0 This digit will automatically increment once every 2 seconds from 0 through 9 returning again to O If a digit is not selected for a period of one minute the meter will then return to the Run Mode A3 l ENTER Press the ENTER key when the display is 1 13 sec ENTER i A4 T The first digit selected changes to a dash Password digits already entered are displayed as for security reasons The essit digit to the right of the first digit starts with O and automatically increments Press the ENTER key when the digit displays O advances to step A5 m ENTER A5 The second digit selected changes to a
11. a single unit 1 3 HIGH ACCURACY High accuracy is built into each model in this range The voltage and current values are based on True RMS computation This method of computation provides a more accurate value in applications where the wave forms are distorted or non sinusoidal 1 4 SLIM AND COMPACT The Nano AC series of meters are housed in a very compact panel mounting case The meter has a bezel of 96 x 96 mm and requires a standard 90 x 90 mm cut out The meter has a depth of a mere 28 mm behind the panel The slide and lock side clamps allow for easy and quick installation of the meter in the panel The screw type terminals provide a firm connection of the voltage and current cables The voltage input terminals are rated for 450 V and the current input terminals are rated for 20A 1 5 EASY INTERACTION The meters display the readings by means of a crisp and bright 7 segment display This allows the user to view the readings even from a distance thus avoiding the need to approach the meter for this purpose The meter is completely user configurable and programmable for all electrical systems The voltage and current ratios can be set through a single smart key provided on the front panel ofthe meter 2 UNPACKING 2 1 Examine the Unit before you start the installation Ensure that there are no signs of damage during transportation Please read the ELTRAC s Warranty Certificate in Appendix K 2 2 Examine the voltage current and po
12. around 3 seconds takes the meter into the Menu Mode Entry into the Menu Mode starts with the display as at C1 below STEP DISPLAY KEY COMMENT C1 p t 5 Indicates that the meter is now in the Menu Mode The meter first displays the existing settings PTS stands for the PT Secondary value After 4 seconds advances to Step C2 C2 ug 5 Displays the PT Secondary value 415 V in this example After 6 seconds advances to Step C3 C3 p t p Indicates that the PT Primary value will be displayed next After 4 seconds advances to Step C4 CA uod 5 Displays the value of the PT Primary value 415 V in this example This means that the meter has been configured to monitor a low voltage system of 415 V Line to Line After 6 seconds advances to Step C5 ENTER f C5 t t Displays the first menu item Edit PT To edit the voltage input C settings press the ENTER key If no key is pressed advances to eese the next menu option at Step C17 after 4 seconds C6 p LU J Editing of the Voltage Input settings is password protected This display indicates that the User will be required to enter the password After 4 seconds advances to Step C7 C7 2 a 0 ENTER Proceed with the entry of the password as explained in C Appendix B Advances to Step C8 43 sec 1 ENTER C8 t Allows setting of the voltage input as Low Voltage i e 415 Volts Line to Line Press ENTER t
13. been configured for a CT Ratio of 250 A 5 A After 6 seconds advances to Step D5 D5 E C t ENTER Displays the first menu item Edit CT To edit the current input C settings press the ENTER key If no key is pressed advances to Pol the next menu option at Step D18 after 4 seconds D6 e b Editing of the Current Input settings is password protected This display indicates that the User will be required to enter the password After 4 seconds advances to Step D7 D7 m 0 ENTER Proceed with the entry of the password numerals as explained C in Appendix B Advances to Step D8 43 sec D amp t 5 Indicates that the CT Secondary value is to be set up next After 4 seconds advances to Step D9 D9 l H ENTER Press ENTER to select the CT Secondary value of 1 A Advances C to Step D10 If no key is pressed advances to Step D14 after 6 pel seconds Page 20 Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES STEP D10 D11 D12 D13 D14 D15 D16 D17 D18 D19 D20 DISPLAY L ann LL L 3 c cot SAR onn I LI LI mam 0 wk U LI don Pou n Lu Version 1 0 Feb 13 KEY ENTER QO 43 sec ENTER O 13 sec ENTER 43 sec ENTER QO 43 sec ENTER QO 43 sec ENTER 13 sec ENTER 43 sec
14. mini AC SERIES APPENDIX A WIRING DIAGRAMS The connection to L N terminal of the meter can either be the S neutral in case Line Neutral Voltage is to be measured or one hj s n7 012 16738 CE E ra Acc Class 1 0 http www eltracsystems com Manufactured by logies dia en the meter r DC Supply LI N E beri 500 V AC Max k p eed of the other phases in case Line N B kR Li JE Line voltage is to be measured In 0 0 oxo the former option the connection of the Neutral has been represented by the dotted line In the latter case any two of the three phases may be connected Birotection The diagram here depicts Fuses 1 connection of the L1 and L2 H phases Figure A1 Connecting Voltage Inputs directly 2111707127 167838 ce http www eltracsystems com r LI N E Aux Supply 85 270 V AC DC Maintain Polarity for DC Supply O00000 500 V AC Max AUX VOLTAGE SUP INPUT AC N B L2 Li FIN L un ES 7 EN MO12313S Protection Fuses LOAD Figure A2 Connecting Voltage Inputs using an external Selector Switch This document contains information that is proprietary FWELTR AC Eltrac Technologies Pvt Ltd and should not be T reproduced or used without written permission from Applicable for Models ET 2111 Eltrac T
15. 10 Volts This is normally the output from a PT Secondary Press ENTER to select this option Advances to Step C15 If no key is pressed the Unit will return to the Run Mode after 6 seconds Allows selection of the PT Primary value The display scrolls through the range of PT values every 2 seconds 1 10 kV 2 20 kV 3 30 kV 6 60 kV 11 0 kV 22 0 kV 33 0 kV 66 0 kV 132 kV 220 kV 415 V 440 V 500 V Press ENTER when the required PT Primary value is displayed Advances to Step C16 If none of these values are selected the Unit will return to the Run Mode Confirms the settings of the PT Primary value 1 10 kV in this example After 4 seconds returns to the Run Mode Allows setting of the password Press ENTER to select this option Advances to Step C18 If no key is pressed the Unit returns to the Run Mode after 4 seconds Indicates that the password is required to be entered next After 6 seconds advances to Step C19 Start the entry of the password numerals as per the procedure given in Appendix B Advances to Step C20 Version 1 0 Feb 13 FEL TRAC STEP DISPLAY C20 0 C21 0 C22 0 c3 don Version 1 0 Feb 13 KEY ENTER QO 43 sec ENTER O 13 sec ENTER 13 sec USER MANUAL mini AC SERIES COMMENT Complete entry of the password Advances to Step C21 Start entry of the new password The password should of 3 digit numeral The procedure for t
16. 12 Rev No 1 0 Scale Not to Scale Approved by H Vasanth Rao All dimensions are in mm Page 11 FEL TRAC USER MANUAL mini AC SERIES LINE L3 L2 L 2113707127 167833 el Aux Supply 85 270 V AC DC Maintain Polarity for DC Supply O00000 6 0 A AC Max TIN S1 S2 The connection to Current Input terminals can be from any phase The diagram here depicts connection of the L1 phase a EU 0 0 M Figure A4 Connecting Current Input directly 2H ELTRAG sl 2113 07127 167833 LOAD S E LINE N B L2 La Acc Class http www eltracsystem facture by Era Tech ce s com loro Indi lo el Aux Supply 85 270 V AC DC Maintain Polarity for DC Supply O00000 6 0 AAC Max S1 S2 LM ln 0 0 L HOLIMS 40O 12313S Figure A5 Connecting Current Inputs using an external Selector Switch Applicable for Model ET 2113 Page 12 A ELTRAG This document contains information that is proprietary to Eltrac Technologies Pvt Ltd and should not be reproduced or used without written permission from Eltrac Technologies Pvt Ltd Wiring Diagram for Current Input for Nano AC Series of Meters Prepared by Anand V Hattangady
17. Date 20 12 2012 Rev No 1 0 Scale Not to Scale Approved by H Vasanth Rao All dimensions are in mm Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES MG TAO CE fo http www eltracsystems com ia ter Aux Supply 85 270 V AC DC Maintain Polarity for DC Supply o00000 6 0AACMax 500 VAC Max AUX TIN VOLTAGE SUP INPUT AC LINE N L3 L2 L1 EJN si s2 L UN 0 0 oo MO LL Ls Protection i Fuses Figure A6 Connecting Voltage and Current Inputs directly applicable for Models ET 2121 and ET 2131 The connection to L N terminal of the meter can either be the neutral in case Line Neutral Voltage is to be measured or one of the other phases in case Line Line voltage is to be measured In the former option the connection of the Neutral has been represented by the dotted line In the latter case any two of the three phases may be connected The diagram here depicts connection of the L1 and L2 phases This document contains information that is proprietary Au ELTRAG to Eltrac Technologies Pvt Ltd and should not be EAE reproduced or used without written permission from Eltrac Technologies Pvt Ltd Wiring Diagram for Voltage and Current Date 20 12 2012 Inputs for Nano AC Series of Meters directly Rev No 1 0 Prepared by Anand V H
18. Overburdening a CT can result in large measurement errors Models ET 2111 ET 2114 ET 2115 ET 2121 and ET 2131 require the voltage input to be connected to the Unit Model ET 2116 requires the voltage input to be connected if the Unit has been configured as a Voltmeter For LT systems the connection can be either Line and Line 415 V AC L L nominal or Line and Neutral 240 V AC L N nominal In cases where the Line and Neutral are being connected ensure that the Neutral is connected to the voltage input terminal marked L N Connect the voltage inputs directly to the terminals For HT systems the inputs should be from the secondary of the Potential Transformer Models ET 2212 ET 2214 and ET 2271 require the current inputs to be connected to Unit Model ET 2116 requires the current input to be connected if the Unit has been configured as an Ammeter The input should be from the Secondary terminals of the CT It is important to maintain the direction of the current flow from S1 to S2 While a reversal would not affect the readings or their accuracy it is not advisable to leave a reversal of current flow uncorrected 4 4 WIRETHE POWER SUPPLY 4 4 1 4 4 2 4 4 3 4 44 Verify that the Auxiliary Supply rating marked on the Rear Panel of the Unit matches the auxiliary supply voltage intended to be connected to the Unit Also ensure that the supply being connected is within the range marked on the Rear Panel of the Unit If the supply
19. amming Guide relevant to your model number Refer Appendices D to G 6 2 Inthe event that the default password has been modified and the set password has been forgotten the editing modification of the settings cannot be accessed In such a situation a responsible representative of the user organisation can request Eltracfor a master password Such a request must be sent in the format prescribed in Appendix L Page 8 Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES PARAMETER DISPLAY 7 1 All ELTRAC Meters identify the parameter for which the reading being displayed In models that display only one parameter the parameter is marked on the front panel of the Unit 7 2 In models that display more than one parameter the parameter being displayed is identified by the lit LED nextto the parameter marked on the front panel of the Unit 8 SCROLL HOLD FACILTY 8 1 All models that display more than one parameter have a Scroll Hold facility The Scroll Mode is the default mode when the Unit is powered on In the Scroll Mode the Unit automatically advances to the next parameter every six seconds The Hold Mode disables the Scroll Mode and allows any parameter to be monitored continuously 8 2 The Enter key enables the toggling between the Scroll and Hold Mode A short press of the Enter key will take the Unit from the Scroll Mode to the Hold Mode A second short press of the Enter key will return the Unit back to the Scroll Mode
20. and and accurate as possible This manual does not purport to cover all details or variations in the models This manual does not cover all contingencies that may arise in connection with the installation and operation of this unit Should further information be desired or situations arise that require clarifications please contact ELTRAC ELTRAC also welcomes any comments and suggestions that may enhance the utility of this manual You can contact ELTRAC at FACTORY SALES OFFICE No 63 3 4 P amp T Colony Road 38 3rd Cross 3rd Main Srigandhakaval Sunkadakatte Kirloskar Colony 1st Stage Magadi Road Bangalore 560079 INDIA Bangalore 560091 INDIA Telefax 91 80 2322 0648 Help Desk 91 98807 15953 Email service eltracsystems com Web http www eltracsystems com FEL TRAC USER MANUAL mini AC SERIES TABLE OF CONTENTS IMPORTANT INSTRUCTIONS 0000 aa a aa a a a DG E a E EA a aa A eens 1 BEFORE YOU BEGIN smi ues EE dedu cd be EA aa weal d o geb i e a aie aa a a en 1 1 INtPORUCHON DD DE 1 2 UM PACKING susc EC RR a AR aay ad e n BENE depu B e SE eruere oe ES 1 3 Understanding your Instrument lillielleeeee rr 2 4 licum 6 5 Initial Setup xx vd s Fe na bah ER Ted dee eed E be d ae he ae ee 7 6 PASSWOId ac dekpbebhribe3cebteeiebbenb6 ereichdbiiWukeseg ePesuwmmdenbzb besuade 8 Y Parameter Display zers peana sanai saa RR E ete abge RR ad ER wd ER Rae dU Ra 9 8 Scroll Hold Facility 3 r
21. anr rrenari AG dara PERAE ENEA Rae rane MEER RE Mera Re 9 9 Key Operating Conventions 0 4 cee ee RR kp ee a ph Rr 9 APPENDICES 1 Appendix A Wiring Diagrams llis RR II e 10 2 Appendix B Password Entry 15 3 Appendix C Entry of Numerals 0 00 000 eee tee 16 4 Appendix D Programming Guide Model ET 2111 00 00 cee ee 17 5 Appendix E Programming Guide Model ET 2113 0 0 0 ce ee 20 6 Appendix F Programming Guide Model ET 2116 0 0000 eee 23 7 Appendix G Programming Guide Model ET 2121 ET 2131 00 2000 24 8 Appendix H Programming Sequence at a Glance Model ET 2111 28 9 Appendix Programming Sequence at a Glance Model ET 2113 29 10 Appendix J Programming Sequence at a Glance Model ET 2121 ET 2131 30 11 Appendix K Warranty Certificate 0 000 000 eA 31 12 Appendix L Format for Master Password Request 220000 eee eeeeeee 32 Version 1 0 Feb 13 FIEL TRAC USER MANUAL mini AC SERIES IMPORTANT INSTRUCTIONS This Unit is meant to be installed on electrical panels for measurement analysis control of electrical parameters It should be installed only by qualified competent personnel who have the appropriate training and experience with high voltage and current devices N Failure to observe the following instructions m
22. ansformer In this case you need to configure the Voltage Input setting as HT and program the primary value of the PT Refer to Appendix D for the procedure 5 2 3 Password See para 6 for more details 5 3 Thiscompletesthe initial set up ofthe Unit 5 4 Model ET 2116 can be configured either as a Voltmeter or as an Ammeter by the User Prior to checking the system settings the User needs to select this Model either as a Voltmeter or an Ammeter The procedure for this selection is given in Appendix F 5 5 Models ET 2114 and ET 2115 display parameters based on the line frequency These models do not require the voltage input range to be set Ensure that the Voltage Input range is within the limits that are displayed on the rear panel label of the Unit 5 6 When the Unit is powered up it displays Eltrac scrolling from right to left After that the Unit will display the model number of the Unit The Unit then goes into the Run Mode and will display the readings 6 PASSWORD 6 1 All Edit functions in the Unit are password protected The use of a password is to ensure that the settings are inadvertently changed and to prevent tampering of the settings by unauthorised personnel The unit has been shipped with a default password of 100 In case the User requires the password to be kept confidential the password can be edited to a 3 digit numeric password chosen by the User The procedure for changing the password is provided in the Progr
23. attangady Scale Not to Scale All dimensions Approved by H Vasanth Rao en MiA Version 1 0 Feb 13 Page 13 FEL TRAC USER MANUAL mini AC SERIES MG s rswnunmes CE fo Acc Class 1 0 http www eltracsystems com Manufactured by Eltac Technologies Pvt Lid Bangalore India A Hazardous voltages pre terminals Read User serviceable parts inside the meter Do lere are no user attempt to open the meter LI N E Aux Supply 85 270 V AC DC Maintain Polarity for DC Supply o00000 6 0AACMax 500 VAC Max AUX TIN VOLTAGE SUP INPUT AC N LB L2 L FE sis L LN 0 0 0 0 LL L d HO12313S Protection HOLIMS 480O12313S LOAD Figure A7 Connecting Voltage and Current Inputs using an external Selector Switch applicable for Models ET 2121 and ET 2131 This document contains information that is proprietary AEO to Eltrac Technologies Pvt Ltd and should not be V1 ELTRAG reproduced or used without written permission from Eltrac Technologies Pvt Ltd Wiring Diagram for Voltage and Current Date 20 12 2012 Inputs for Nano AC Series of Meters using an external Selector Switch Rev No 1 0 Scale Not to Scale All dimensions are in mm Page 14 Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES APPENDIX B PASSWORD ENTRY All
24. ay result in serious injury or death During normal operation of the Unit hazardous voltages are present on its terminal strips Follow standard safety precautions while performing any installation or servicing work i e removing PT fuses shorting CT secondaries etc Voltage inputs including auxiliary supply must be protected by fuses in each circuit Under nocircumstances should the current input to the Unit be disconnected while current is flowing in the primary circuit of the Current Transformer on the line The rear panel of the Unit lists the voltage and current limits that may be applied to various terminals Application of inputs beyond these limits may result in permanent damage to the Unit and will render the warranty void Ensure that you use the appropriate tools for the mounting the Unit and establishing the connections The Unitis provided with Screw type Terminal Blocks The terminals blocks will accept cables between 0 5 to 2 5 mm2 The terminal block screw is of M3 size Use a flat screwdriver with tip width not exceeding 5 mm to loosen or tighten the screw Use of oversized screwdriver may damage the terminal block and render the warranty void This symbol indicates the presence of dangerous voltages within and outside the product enclosure that may constitute a risk of electrical shock serious injury or death to persons if proper DANGER precautions are not followed AN This symbol alerts the us
25. echnologies Pvt Ltd ET 2114 ET 2115 and ET 2116 if it has been configured as an Wiring Diagram for Voltage Input for Date 20 12 2012 Ammeter Nano AC Series of Meters for an LT Low Voltage Installation Rev No 1 0 Prepared by Anand V Hattangady Scale Not to Scale All dimensions Approved by H Vasanth Rao enma Page 10 Version 1 0 Feb 13 FEL TRAC LINE LOAD L1 PANG s 211 0722 16738 CE http www eltracsystems com i Dy Hazardous voltage 5 terminals Read User Mi A serviceat ble parts inside ter Aux Supply 85 270 V AC DC Maintain Polarity for DC Supply o00000 500 V AC Max AUX VOLTAGE SUP INPUT AC EIN L UN E 0 0 IK KD uO 12313S Protection Fuses USER MANUAL mini AC SERIES Figure A3 Connecting Voltage Inputs from the Secondary of a PT in an HT Installation applicable for Models ET 2111 ET 2114 and ET 2116 if it has been configured as a Voltmeter Version 1 0 Feb 13 A ELTRAG This document contains information that is proprietary to Eltrac Technologies Pvt Ltd and should not be reproduced or used without written permission from Eltrac Technologies Pvt Ltd Wiring Diagram for Voltage Input for Nano AC Series of Meters for an HT High Voltage Installation Prepared by Anand V Hattangady Date 20 12 20
26. er to presence of hazards that may cause minor or moderate injury to CAUTION persons damage to property or damage to the unit itself if proper precautions are not followed This unit contains hazardous voltages The use of unauthorized parts in the repair of the instrument or modification by unqualified personnel may result in dangerous conditions that can cause death serious injury or property damage Version 1 0 Feb 13 FRELTRAC USER MANUAL mini AC SERIES INTRODUCTION 1 1 ELTRAC s Nano Series for the AC range provide a comprehensive range of models covering the basic electrical parameters Voltage Current Frequency and RPM This range is aimed at applications requiring monitoring ofthe health of an electrical system 1 2 COMPREHENSIVE RANGE There are 7 models to choose from in this range Model ET 2116 provides a unique feature that enables the user to choose and configure the meter either as a Voltmeter or an Ammeter This unique feature will be of great significance to large users of meters such Electrical Panel Manufacturers or Original Equipment Manufacturers OEMS They need not worry about the break up of the meters between Voltmeters and Ammeters at the time of ordering They can order this model in bulk and configure them as Voltmeters or Ammeters as they are being wired into the panels Model ET 2121 provides both Voltage and Current readings Model ET 2131 provides Voltage Current and Frequency in
27. ge 28 Version 1 0 Feb 13 FEL TRAC APPENDIX USER MANUAL mini AC SERIES PROGRAMMING SEQUENCE AT A GLANCE ET 2113 The Programming Sequence for Model ET 2113 is shown below A more detailed sequence with explanatory comments is available at Appendix E m z m A wo C oO o rr un ry Un Existing Current Input Secondary value setting cg rc Li L Existing Current Input Primary value setting 4 P I rr iu a c E lt j I 6 Sec ECC 6 Sec gt Run Mode Version 1 0 Feb 13 Run Mode 6 Sec Run Mode co m 6 Sec gt Run m d Mode Ci 4 a LI n Existing Lu Password fi l m New LE Password 2 7 uw Page 29 FAELTRAC USER MANUAL mini AC SERIES APPENDIX J PROGRAMMING SEQUENCE AT A GLANCE ET 2121 amp ET 2131 The Programming Sequence for Model ET 2121 and ET 2131 is identical and is shown below A more detailed sequence with explanatory comments is available at Appendix G ENTER LES PES 43 sec Y 5 415 Y Y LES FEF Z 5 415 Run PB J d 6 Sec Made
28. ge to 0000 This is the O start of the entry The left most digit will start at O and iced increment automatically once every 6 seconds Press the ENTER key when the digit is 0 Advances to step B3 B3 g g g ENTER After 6 seconds the display will change to 0000 This is the O start of the entry The left most digit will start at O and issue increment automatically once every 2 seconds Press the ENTER key when the digit is 0 Advances to step B4 BA if c g ENTER The second digit from the left now starts incrementing C automatically Press the ENTER key the digit is 2 Advances to jd sec step B5 noc ENTER ce s B5 ue 5 On selection of the second digit from the left the third digit starts automatically incrementing Press the ENTER key the ia sot digit is 5 Advances to step B6 B6 g e 5 ENTER On selection of the third digit from the left the fourth digit C starts incrementing automatically Press the ENTER key the digit is O This completes the entry of the CT Primary value of 250 Amps Page 16 Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES APPENDIX D PROGRAMMING GUIDE ET 2111 VOLTMETER voltmeter Model ET 2111 can be field configured for any electrical system The Voltage Input can be configured for LT 415 V Line Line or HT systems In the case of HT the User can program the Primary and Secondary value The programming sequence is explained below Holding the ENTER key pressed for
29. he entry of the password is provided in Appendix B Advances to Step C22 Complete entry of the new password Advances to Step C23 Confirms that the new password has been set From this point onwards only the new password can be used Using the old password will result in an Error Err message After 6 seconds the Unit returns to the Run Mode Page 19 FEL TRAC USER MANUAL mini AC SERIES APPENDIX E PROGRAMMING GUIDE ET 2113 AMMETER Ammeter Model ET 2113 is a CT operated meter The Current Input to the Unit should be from the Secondary terminals of a CT The Unit can be field configured for a CT Secondary output of 1 Amp or 5 Amps The Primary value of the CT can be programmed The programming sequence is explained below Holding the ENTER key pressed for around 3 seconds takes the meter into the Menu Mode Entry into the Menu Mode starts with the display as at D1 below STEP DISPLAY KEY COMMENT D1 t t 5 Indicates that the meter is now in the Menu Mode The meter first displays the existing settings CTS stands for the CT Secondary value After 4 seconds advances to Step D2 Displays the CT Secondary value 5 Amps in this example After 6 seconds advances to Step D3 D2 5 D3 t E Pp Indicates that the CT Primary value will be displayed next After 4 seconds advances to Step D4 DA c 5 g Displays the value of the PT Primary value 250 A in this example This means that the meter has
30. he exception that it displays the line frequency in addition to Voltage and Current The programming sequence for both the Models are the same andis explained below In both these Models a short press of the ENTER key toggles the display between the Scroll Mode and Hold Mode Holding the ENTER key pressed for around 3 seconds takes the Unit into the Menu Mode Entry into the Menu Mode starts with the display as at E1 below STEP DISPLAY KEY COMMENT E1 C t 5 Indicates that the meter is now in the Menu Mode The meter first displays the existing settings CTS stands for the CT Secondary value After 6 seconds advances to Step E2 E2 5 Displays the CT Secondary value 5 Amps in this example After 6 seconds advances to Step E3 E3 Fr t p Indicates that the CT Primary value will be displayed next After 6 seconds advances to Step E4 E4 c 5 O Displays the value of the PT Primary value 250 A in this example This means that the meter has been configured for a CT Ratio of 250 A 5 A After 6 seconds advances to Step E5 E5 p L 5 Displays the Voltage Input settings PTS stands for the PT Secondary value After 6 seconds advances to Step E6 E6 ud 5 Displays the PT Secondary value 415 V in this example After 6 seconds advances to Step E7 E7 p t p Indicates that the PT Primary value will be displayed next After 6 seconds advances to Step E8 E8 ud 5 Displays the value of the PT Primary
31. is from an AC source connect Line to the L terminal and the Neutral to the N terminal If the supply is from a DC source connect the positive side to the terminal L and the negative to the terminal N If the connections are reversed the Unit will not power up This completes the installation of the Unit For reliable operation establish input connections through pin M type lugs crimped to the wire ends Tighten terminal screws so that the connections are firm Overtightening may damage the threads 5 INITIALSET UP 5 1 The Unit would have been despatched from the factory with the following default configuration 5 1 1 Version 1 0 Feb 13 In case of Voltmeters 415 V Line to Line nominal Page 7 FEL TRAC USER MANUAL mini AC SERIES 5 1 2 Inthecase of Ammeters CT ratio of 5A 5A 5 1 3 Password 100 5 2 Checktheratings ofthe electrical system on which the Unit is being installed 5 2 1 CT Ratio CtP All ELTRAC meters are CT operated unless otherwise marked specifically on the Rear Panel Label To ensure correct computation of the parameters the primary value of the Current Transformer needs to be programmed If the primary value of the CT supplying the current inputto the Unit is not 5 Amps you need to change this setting Refer to Appendix Eforthe procedure 5 2 2 PT Ratio PtP If your Unit is for use on a HT system the voltage inputs will be from the secondary of the Potential Tr
32. nd Configuration of the Unit 4 2 MOUNTING THE UNIT To mountthe Unitin the Panel 4 2 1 Remove the side clamps by pulling the rear end of each clamp outward till it disengages from the case then pulling it back keeping it disengaged till it slides out of the case 4 2 2 Insert the Unit into the Panel cut out from the front so that the bezel rests against the Panel The Panel cut out needs to be of size 90 1 0 x 90 1 0 mm This will ensure that the Unit sits snugly in the cut out and the side clamps will grip the Panel and hold the Unit in position 4 2 3 If the cut out is smaller the Unit will not fit into the cut out Forcing it can damage the Unit especially the teeth on either side that lock and hold the side clamps If the cut out is bigger there will not be sufficient space for the side clamps to grip the panel wall and can result in the Unit hanging loosely in the panel and become a safety hazard 4 2 4 Insert each clamp from the rear end making sure that both the lower and upper wedges of the clamp go into the triangular slot of the case Holding the bezel against the Panel push the clamp forward until you hear the click sound of the teeth in the side clamp engaging with the teeth in the case and the Unit is firmly held against the panel 4 2 5 Repeatstep 4 2 4 forthe other side clamp If the clamp is not correctly inserted there is a danger of AN the Unit falling out of the panel If you are not sure of the p
33. o select this setting Advances to Step C9 If no key is pressed after 4 seconds advances to the next menu option at Step C10 C9 Indicates that the Voltage Setting has been set to Low Voltage 415 Volts Line to Line The meter then reinitialises to update the new settings and returns to the Run Mode O 13 sec Version 1 0 Feb 13 Page 17 FEL TRAC USER MANUAL mini AC SERIES STEP C10 C11 C12 C13 C14 C15 C16 C17 C18 CT9 Page 18 DISPLAY FUE nnn a m NN n LI gd LI 24001 004 LI 04 fd le 4 LI ENTER O 43 sec ENTER O 13 sec ENTER 13 sec COMMENT Allows setting of the Voltage Input as High Voltage Press ENTER to select this setting Advances to Step C11 If no key is pressed the Unit will return to the Run Mode after 6 seconds Allows setting of the Voltage Input Secondary value as 415 Volts Press ENTER to select this setting Advances to Step C12 If no key is pressed advances to the next menu option at Step C14 Start entry of the numerals for the Primary value of the Voltage Input as per the procedure set out in Appendix B Advances to Step C13 Completes entry of the Voltage Input Primary value say 750 Volts in this example The Unit will reinitialise and return to the Run Mode Allows setting of the Voltage Input Secondary value as 1
34. oltage Input settings will be the default settings mentioned in para 5 1 If not key is pressed advances to Step E2 after 4 seconds 11 ENTER p Lu ress ENTER to configure the Unit as an Ammeter On pressing E2 r C ENTER the Unit will initialise itself as an Ammeter and go into the Run Mode The Current Input settings will be the default settings mentioned in para 5 1 If not key is pressed returns to Step E1 after 4 seconds 13 sec If the Unit has been configured as a Voltmeter follow the Programming Guide given at Appendix D to change or modify the settings If the Unit has been configured as an Ammeter follow the Programming Guide given at Appendix E to change or modify the settings Version 1 0 Feb 13 Page 23 FEL TRAC USER MANUAL mini AC SERIES APPENDIX G PROGRAMMING GUIDE MODEL ET 2121 Voltage Current amp ET 2131 Voltage Current Frequency Model ET 2121 displays Voltage and Current and is essentially a combination of Voltmeter ET 2111 and Ammeter ET 2113 The Voltage Input can be Line to Line 415 V AC nominal Line to Neutral 240 V AC nominal or from the Secondary terminals of a PT 110 V or 415 V nominal If the input from a PT the Primary value of the PT can be programmed The Current Input will be from the Secondary terminals of the CT and can be either 1A nominal or 5 Amps nominal The Primary value ofthe CT can be programmed Model ET 2131 is similar to Model ET 2121 with t
35. placed the Password set for the above meter and are unable to access the Edit functions on this meter We request you to send us the Master Password for this meter The Master Password may be sent in confidence to the person designated below We understand that the responsibility for the security of the passwords including the Master Password lies with us and that ELTRAC TECHNOLOGIES PVT LTD will in no way be responsible for loss or misuse of the passwords and any incidental or consequential damages arising out of it Person Authorised to receive Master Password Name Designation Authorised Signatory with stamp Address This request duly filled out and signed by the Authorised Signatory can be sent by post courier to the Eltrac Service Centre or a scanned copy can be mailed to service eltracsystems com Page 32 Version 1 0 Feb 13
36. rocedure try removing and inserting the side clamps before mounting the meter onthe panel 4 3 WIRING THE MEASUREMENT CONNECTIONS 4 3 1 The inputs to be connected to the Unit are clearly indicated on the Rear Panel ELTRAC recommends that a pin type lug be crimped to the cable for better grip and connection Appendix A provides the wiring diagrams for connecting the measurement connections 4 3 2 The accuracy of measurement is determined by the accuracy and phase shift of the PTs and CTs Instrument Class 1 or better PTs and CTs commensurate with the accuracy class of the Meters are recommended Do not use Protection Class CTs They have poor accuracy and phase characteristics that can increase the inaccuracies in measurement Ensure that the CT primary rating has been selected so that your normal load variation lies between 40 to 80 ofits full scale If your CT is over rated and say only 3 to 10 of its full scale is utilized Page 6 Version 1 0 Feb 13 FEL TRAC USER MANUAL mini AC SERIES accuracy suffers On the other hand if your CT is under rated you may exceed the full scale of the CT and burn out both the CT and the Unit PT and CT Secondaries must be grounded for safety The CT must have adequate VA rating to support the burden loading on the secondary on account of the number of instruments that are connected to the CT and the length of the wire from the secondary terminal to the termination on the instruments
37. ss the ENTER key Advances to Step E23 If no key is pressed advances to the next menu option at Step E34 after 6 seconds Editing of the Voltage Input settings is password protected This display indicates that the User will be required to enter the password After 6 seconds advances to Step E24 Proceed with the entry of the password as explained in Appendix B Advances to Step E25 Allows setting of the voltage input as Low Voltage i e 415 Volts Line to Line Press ENTER to select this setting Advances to Step E26 If no key is pressed after 6 seconds advances to the next menu option at Step E27 Indicates that the Voltage Setting has been set to Low Voltage 415 Volts Line to Line The meter then reinitialises to update the new settings and returns to the Run Mode Allows setting of the Voltage Input as High Voltage Press ENTER to select this setting Advances to Step E28 If no key is pressed the Unit will return to the Run Mode after 6 seconds Allows setting of the Voltage Input Secondary value as 415 Volts Press ENTER to select this setting Advances to Step E29 If no key is pressed advances to the next menu option at Step E31 Start entry of the numerals for the Primary value of the Voltage Input as per the procedure set out in Appendix B Advance to Step E30 Version 1 0 Feb 13 FEL TRAC STEP E30 E31 E32 E33 E34 E35 E36 E37 E38 E39 E40 DISPLAY
38. to Step E37 Complete entry of the password Advances to Step E38 Start entry of the new password The password should of 3 digit numeral The procedure for the entry of the password is provided in Appendix B Advances to Step E39 Complete entry of the new password Advances to Step E40 Confirms that the new password has been set From this point onwards only the new password can be used Using the old password will result in an Error Err message After 6 seconds the Unit returns to the Run Mode Page 27 WELTRAG use anu mini arses APPENDIX H PROGRAMMING SEQUENCE AT A GLANCE ET 2111 The Programming Sequence for Model ET 2111 is shown below A more detailed sequence with explanatory comments is available at Appendix D ENTER V3 sec PES ud l 5 Existing Voltage Input Secondary value setting Y PEP Y uod 5 Existing Voltage Input Primary value setting Run 6 Sec gt 6 Sec gt EPE ec tPg BEC ds I I I P LE Lu P LE Lu Y Y 0 D Ob don Existing New Y NTE Password Password Run Mode Run qu 4 6 Sec flf 6Ssec 9 don 15 ec 6d L ec Mode PEP PE Y gt uw 0 110 LI le i na 5 ri 46 f I LI Gets don don Y Y Run Run Mode Mode Pa
39. uption of the warranty seal shall automatically invalidate the warranty ELTRAC retains the sole right of determination under this clause ELTRAC authorised Dealers shall extend this warranty on new and unused products to buyers but have no authority to extend a greater or different warranty on behalf of ELTRAC This warranty is the buyer s sole and exclusive remedy and is in lieu of all other warranties express or implied including but not limited to any implied warranty of merchantability or fitness for a particular purpose ELTRAC shall not be liable for any special indirect incidental or consequential damages or losses including loss of data damages or losses arising from the use or application of the product or from the use or application of its output or analysis whether arising from breach of warranty or based on contract tort reliance or any other theory Products returned to ELTRAC or its authorised Dealers if replaced will become the property of ELTRAC Version 1 0 Feb 13 Page 31 FEL TRAC USER MANUAL mini AC SERIES FEL TRAC USER MANUAL mini AC SERIES APPENDIX L FORMAT FOR MASTER PASSWORD REQUEST Date From The Service Department Eltrac Technologies Pvt Ltd No 63 3 4 P amp T Colony Road Srigandhakaval Sunkadakatte Magadi Road Bangalore 560091 INDIA Dear Sirs Sub Request for Master Password We are the owners of Eltrac Meter Model ET L L L eese J JL IZ IIL UU We have mis
40. value 415 V in this example This means that the meter has been configured to monitor a low voltage system of 415 V Line to Line After 6 seconds advances to Step E9 Page 24 Version 1 0 Feb 13 FEL TRAC STEP DISPLAY E9 ELE no Pid E11 0 E12 LES E13 if ca CEP as 7000 as 92008 a7 don E18 SA an E19 GG Version 1 0 Feb 13 KEY ENTER 43 sec ENTER 13 sec ENTER 13 sec ENTER QO 43 sec ENTER O 13 sec ENTER 13 sec ENTER 13 sec USER MANUAL mini AC SERIES COMMENT Displays the first menu item Edit CT Press the ENTER key to edit the current input settings Advances to Step E10 If no key is pressed advances to the next menu option at Step E22 after 6 seconds Editing of the Current Input settings is password protected This display indicates that the User will be required to enter the password After 6 seconds advances to Step E11 Proceed with the entry of the password as explained in Appendix B Advances to Step E12 Indicates that the CT Secondary value is to be set up next After 6 seconds advances to Step E13 Press ENTER to select the CT Secondary value of 1 A Advances to Step E14 If no key is pressed advances to Step E18 after 6 seconds Indicates that the CT Primary value is to be entered next Advances to Step E15 after 6 seconds
41. wer supply ratings marked on the Unit are in accordance with your requirement and match the ratings on the panel on which the Unit will be installed 2 3 TheUnit does not require an earth connection Version 1 0 Feb 13 Page 1 JAELTRAC USER MANUAL mini_AC SERIES UNDERSTANDING YOUR INSTRUMENT 3 1 Front View of your Unit Page 2 Parameter Value Display Window displays the value of the parameter Refer para 7 Kilo LED When this LED is lit it indicates that the parameter being displayed is in the Kilo range example Kilo Volts in the case of HT systems Parameter Indication LED When this LED is lit it indicates that the value being displayed is for the parameter mentioned to the right of the lit LED For example if the right most LED is lit the value displayed is for Frequency Hz These LEDs are provided only in Models that display more than one parameter Refer para 7 Smart Key In Models displaying more than one parameter a short press of this key toggles between the Scroll Hold modes A long press of this key takes the Unit into the Menu Mode Refer paras 8 and 9 Model Number of the Unit Version 1 0 Feb 13 FEL TRAC USER MANUAL mini_AC SERIES 3 2 Rear view of your Unit Q o M Side Clamps Refer para 2 2 Sell ell Voltage Input Terminals refer para 4 3 5 Current Input Terminals refer para 4 3 6

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