User Manual - Electro Industries
Contents
1. AC AMPERES i AC AMPERES MAX r1 CA MAX mm oa MIN LL MIN LILI CoLM1 SB LMI AB CILM2 C3LM2 oc mm Mac ON IDA lion pe pi ger y o O SET LIMITS PROG A LIMITS PROG Step 2 Step 3 a Press the C N button until Group 0 Appears When activated the group and function number here 00 are displayed in the upper level The b Press the PRINT PROG button to activate Group current value is displayed in the lower level 0 Electro Industries GaugeTech 33 CHAPTER 7 GLOBAL METER SETUP 3DAA5 3DAA5 H Lp ACAMPERES _ MAX ome A MIN MM CLM1 i P8 CH Itt IN MA c L S CAN Step 4 a Press the PRINT PROG button once to begin the data entry sequence The previous value shifts to the middle level and the bottom level is replaced with four dashes b Press the MAX MIN LIMITS key to scroll through the first digit of the field c When the display shows a number you want to enter press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until all digits of the new value are entered 7 2 Group 0 Function 1 Meter Address e AC AMPERES MAX NA CA MIN Itt OLM1 OB E LM2 AO MA c LI I LIL ON M UN j tans Poo SET Once the entry is complete the new value is displayed in the lower level the middle level is blank a2. SWITCHES A B C D PACK SWITCH FEATURE SEGMENT POSITION Reserved Reserved Reserved OOO Reserved Non significant Blank UPG Enable Reset Protection DOWNG Disable Reserved Reserved Reserved Reserved i j i j Relay Control UPG Enable Trip through Computer DOWNG Disable i i j Reserved A C A C Luo om eg A Reserved RA A A C E ROO LA AAA IN A Relay Control Il UPG Enable Trip through Computer DOWNG Disable Communications UPG Enable DOWNG Disable C G Electro Industries GaugeTech 37 CHAPTER 7 GLOBAL METER SETUP 3DAA5 3DAA5 H DC Output or Print UPG Enable Operating and DOWNG Disable Programming Data To print operating data Access Mode 1 and programming data Access Mode 2 both switches C and D from PACK 3 must be enabled set in the UP position Disabling prevents printing through the keypad only and will not affect print commands through communication The print option should be disabled when using a multimeter communications hookup RS 485 Disabling prevents the user from corrupting data at a computer terminal while multiple meters are being polled To change the Switch Settings Step 1 Enter programming mode see Chapter 6 AC AMPERES MAX Nan MIN LI TEA AC AMPERES MAX m MIN OLM1 T1 LM2 CLM1 CLM2 Step 2 Step 3 a Press the C N button until 0 appears a Press the C N b
3. EXITING FROM FUNCTION LEVEL Step 2 a Press the C N button until the Group number in the upper level is followed by an E for Exit b Press the PRINT PROG button to exit from the FUNCTION Level to the GROUP Level E AC AMPERES e MAX CIMIN CLM1 CLM2 Esci C famn PRINT X NT mms proa S amp T 3 I gt mie 3 H C2 C3 C3 C2 ES ON 20 After a moment the meter will return to the Operating Mode 32 G Electro Industries GaugeTech CHAPTER 7 PROGRAMMING GROUP 0 GLOBAL METER SETUP Programming Group 0 the Global Meter Setup includes functions 0 through 5 which control the configuration and basic operation of the 3DAA5 See Table 7 1 below for a list of Group 0 Functions 00 Integration Interval Meter Address for Communication OD Baud Rate for Communication As System Configuration 04 Delay Time in Seconds for Relay __ a Delay Time in Seconds for Relay II 0E ExtProgrammingGroupO Table 7 1 Group 0 Programming Format 7 1 Group 0 Function 0 Integration Interval The Integration Interval is the time over which all instantaneous readings are averaged to obtain a maximum and minimum demand The Integration Interval is entered in seconds If you would like to enter 15 minutes enter 0900 seconds To change the Integration Interval Step 1 Enter programming mode see Chapter 6
4. x E PRINT m ES C N LIMITS PROG 4 375 SQ AC AMPERES NN N NNNN N Ec EN Eleciro industries MAX MIN PRINT _C_ PRINT N _ LIMITS PROG SET Figure 2 2 Standard Installation of the 3DAA5 4 Electro Industries GaugeTech 3DAAS 3DAAS H CHAPTER 2 MECHANICAL INSTALLATION SIDE VIEW 4 8 32 SCREWS RECOMMENDED CUTOUT 0 198 DIA FIRST PUT 16 PIN CONNECTOR TOGETHER 2 8 32 SCREWS WILL LINE UP WITH 2 PEMS ON THE BACK PLATE DPI ev co REAR VIEW Figure 2 3 Standard Cutout for the 3DAA5 Figure 2 4 Optional Communication Converter or DC Output Module Installation Note Carefully align the guide screw and 8 pin port connector to prevent pins from breaking Electro Industries GaugeTech CHAPTER 2 MECHANICAL INSTALLATION 3DAA5 3DAA5 H 6 Electro Industries GaugeTech CHAPTER 3 ELECTRICAL INSTALLATION 31 1 tant C iderati WI Installing Met Please read the following sections carefully for important safety information regarding installation and hookup of the meter This meter is rated as permanently installed equipment and must be installed in non accessible areas only e g control panels switchgear enclosures etc Installation of the meter must be performed only by qualified personnel who follow standard safety precautions during all procedu
5. PHASES Figure 11 1 Example of LM1 LM2 Set Limits 11 1 Trip Relay The 3DAAS has two relays that are linked through the program mode to LM1 and LM2 Set Limits The relay outputs can be programmed individually to close when LM1 and or LM2 is triggered Each relay has provisions for a separate delay time discussed in Chapter 7 section 7 5 In Table 11 1 all functions contain a two part entry The first part is the setup of Set Above Below Trip Relay I and Trip Relay Il options The second part is the Setup Level ABOVE BELOW Whether to trip on a signal ABOVE or BELOW the selected level TRIP RELAY I Whether to trip relay TRIP RELAY Il Whether to trip relay Il LEVEL The level at which the warning mechanism will trip Group and Function Number Function __ 40 LM1 LM2 Set Limits for Amps A a O LM1 LM2 Set Limits for Amps B a LM1 LM2 Set Limits for Amps C a LMf1 LM Set Limits for Amps Neutral 4E Exit Programming Group 4 Table 11 1 Group 4 Programming Format Electro Industries GaugeTech 49 CHAPTER 11 SET LIMITS AND RELAYS 3DAAS 3DAAS H 11 2 Group 4 Functions 0 3 LM1 LM2 Set Limits USE THE MAX MIN LIMITS BUTTON TO TOGGLE BETWEEN LM1 AND LVL FROM LEFT TO RIGHT SET LIMIT ABOVE BELOW TRIP RELAY AND TRIP RELAY Il AC AMPERES Electro Industries C mxm PR
6. Na POWER INPUT OPTIONAL RELAY OUTPUT lll Three Phase Four Wire Wye with CTs Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 3 ELECTRICAL INSTALLATION 3 5 Relays and Protection Note This section applies only to the NL Relay Option The 3DAA5 s flexibility allows the user to access a variety of relay options through the programming mode The relay option package consists of two relays with two contacts one normally open and one normally closed The relays can be either dedicated to alarm or communication controlled or both The time delay is used to set an alarm alerting the user when an out of limit condition has been sustained beyond a user defined time limit The time delay can be programmed for up to 9999 seconds If the relays are controlled through communication there are two different modes e LockON Relay will not be affected by any alarm condition e Lock OFF Relay will not be affected by any alarm condition If the relays are controlled through communication and alarm there are four different modes Lock ON Relay stays on regardless of any alarm condition Lock OFF Relay stays off regardless of any alarm condition Free ON Relay turns on unless other conditions force it off Free OFF Relay turns off unless other conditions force it on ALARM 1 ALARM 2 Diagram 3 1 Relay Hookup Diagram 3 1 is a close up of the relays on the rear panel The relays shown ar
7. Press C N at any time to cancel and return to the GROUP level 30 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 6 PROGRAMMING OVERVIEW 6 4 Data Entry Programmable FUNCTION values are always four digit numeric fields designed to accept any value between 0000 and 9999 When entering the value of a parameter you must enter all four digits leading zeros included For example if you want to enter the number 25 you must enter 0025 Note The steps listed below are also detailed and illustrated in the chapters devoted to specific programming GROUPS Chapters 7 11 To change the value of a selected parameter 1 Press the MAX MIN LIMITS key to scroll through the first digit or toggle segment of the field 2 When the display shows a number or toggle segment you want to enter press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until the new value is completely entered 3 Once the value is entered the display returns to the selected FUNCTION showing the new value From here you may e Move to another FUNCTION within the GROUP for more programming Press C N until the upper display shows the FUNCTION number you want press PRINT PROG to gain entry to the new FUNCTION e EXIT the GROUP and proceed to a different GROUP for more programming Press C N until an E for Exit follows the GROUP number in the upper display press PRINT PROG to exit the current GROUP press C N unti
8. below display three phases of current simultaneously and adjust to any CT ratio Both easily access and display maximum and minimum demand and programmable limits LM1 L M2 e The 3DAA5 H also accesses and displays 96 of T H D and K Factor See Chapter 5 e Note the only difference in the keypads where the 3DAA5 has a SET button the 3DAA5 H has a T H D K button Except for functions specific to of T H D and K Factor the 3DAA5 s SET button and the 3DAA5 H s T H D K button perform identical tasks All illustrations and examples shown in this manual pertain to both models camax 4 V4 404 04 09A min VIN caim AFINA res ee mm TOUL n ery ei aaa 1 1 1 mm C AND C DISPLAYED MINIMUM LIMIT 1 i i l MN SIMULTANEOUSLY LIMIT 2 VALUES e PRESS THE C N BUTTON TO ENTERS A VALUE OR COMPLETES A FUNCTION TOGGLE BETWEEN PHASE C AND NEUTRAL READINGS Figure 1 1 The 3DAA5 front panel with display and keypad m a m Qo Max TEA un CP LUI cuui P3460 6108 MTS im2 IL mr NOI A gt THD _ 4 OT c AND C DISPLAYED Um LULU TN MAX MIN LIMITS PRINT T H D PROG PRESS THE C N BUTTON TO ENTERS A VALUE OR COMPLETES A FUNCTION TOGGLE BETWEEN PHASE C ACCESSES OF T H D AND K FACTOR VALUES AND NEUTRAL READINGS Figure 1 2 The 3DAA5 H front panel with display and keypad Electro Indu
9. connection diagrams do not show them Use a 1 Amp fuse on each voltage input Electro Industries GaugeTech 9 CHAPTER 3 ELECTRICAL INSTALLATION 3DAA5 3DAA5 H 3 6 Connection to the Main Power Supply The meter requires separate control power to operate Listed are the four different power supply options and corresponding suffixes The maximum power consumption is 10VA or 7W AC unit s frequency rating is 50 60Hz CONTROL POWER OPTION SUFFIX 120V AC 115A 230V AC DC 230 A 24 48V DC A 125V AC DC universal Table 3 2 Control Power and Current Note For DC powered units polarity should be observed Connect the negative terminal to L and positive terminal to L1 An earth ground connection to chassis is mandatory for normal operation terminal three Do not ground the unit through the negative of the DC supply Note Externally fuse power supply with a slow blow 3 Amp fuse 3 7 Electrical Connection Installation Choose the diagram that best suits your application and maintain the CT polarity Follow the outlined procedure to verify correct connection IMPORTANT For PT connections only short terminals 3 and 4 Connect local ground to terminal 3 This protects the unit from spikes and transients e The meter and terminal module DSP3 are factory calibrated together the serial numbers are matched on both The DSP3 input module and the meter base MUST MATCH e Mismatching of the meter and DSP3 input modul
10. ACAMPERES _ AC AMPERES mMAX UC P mA omn CLS bg C3LM1 mc m cue qui mc imc MA LIU ON ca MIN PRINT er M N Sj PROG G MAXMIN PRINT LIMITS PROG Step 1 Step 2 a Access the max or min by pressing the a While the max or min value is displayed press the MAX MIN LIMITS button once or twice SET or T H D K button once to begin protected respectively reset Three dashes appear in the lower level scrolling digits appear in the upper level 24 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 5 GENERAL OPERATION e Z AC AMPERES e AC AMPERES MAX nm mA MAX mA MIN L MIN i C3LM1 mB CLM1 I n mB LM2 C3LM2 i NME mc i CN LI Li E EN i ON CC www PRINT ea paxmn PRINT ser y V N limits PROG l NL Step 3 Step 4 a Press the SET or T H D K button each time a When 005 is entered the display blanks and a password digit appears 0 0 5 check mark appears momentarily to confirm a successful reset 5 3 Accessing LM1 LM2 Set Limits The 3DAAS is designed with two manual set limits that monitor the instantaneous readings and warn the user of any abnormal conditions Each limit can be programmed to detect readings that are either above or below the set limit The set limits are the point when the relay will change position if the 3DAA5 is equipped with the Relay Option Package Suffix NL AC AMPE
11. centered Ip AC AMPERES MAX FI TA MIN Lg LMI CB C3LM2 mm aM ac LILIC Lyon 1 PRINT N ae Prog SET Once the entry is complete the new value is displayed in the lower level the middle level is blank and the group and function number are displayed in the upper level To exit see Chapter 6 section 6 5 Electro Industries GaugeTech 35 CHAPTER 7 GLOBAL METER SETUP 3DAA5 3DAA5 H 7 3 Group 0 Function 2 Communication Baud Rate The Baud Rate is the speed at which data is transmitted between the meter and a remote computer or serial printer The rate programmed into the meter must match the rate used by the remote device Valid Baud Rates are 110 150 300 600 1200 and 2400 Note Remember to include leading zeros for a four digit entry To change or enter the communication baud rate Step 1 Enter Programming mode see Chapter 6 A AC AMPERES _ qe AC AMPERES omx M DA cMax MI OA MIN LI MIN WIE CoLM1 SB LMI SB C3LM2 C3LM2 Ec DMC EN VE LIL on Mir PRINT CRE Y VESSS Step 2 Step 3 a Press the C N button until 0 appears a Press the C N button until 02 appears b Press PRINT PROG to activate Group O Current value is displayed in the lower level AC AMPERES AC AMPERE
12. customer service department You will receive prompt assistance and return instructions Send the instrument transportation prepaid to the address above Repairs will be made and the instrument will be returned This warranty does not apply to defects resulting from unauthorized modification misuse or use for any reason other than electrical power monitoring This unit is not to be used for primary over current protection Any protection feature in this unit is to be LIMITATION used for alarm or secondary protection only OF WARRANTY This warranty is in lieu of all other warranties expressed or implied including any implied warranty of merchantability or fitness for a particular purpose Electro Industries GaugeTech shall not be liable for any indirect special or consequential damages arising from any authorized or unauthorized use of any Electro Industries GaugeTech product STATEMENT This instrument has been inspected and tested in accordance with specifications OF published by Electro Industries GaugeTech The accuracy and calibration of this CALIBRATION instrument are traceable to the National Bureau of Standards through equipment that is calibrated at planned intervals by comparison to certified standards Information presented in this publication has been carefully checked for reliability DISCLAIMER however no responsibility is assumed for inaccuracies The information contained in this document is subject to change wi
13. new value is completely entered G Electro Industries GaugeTech 39 CHAPTER 7 GLOBAL METER SETUP 3DAAS 3DAAS H 40 Electro Industries GaugeTech CHAPTER 8 PROGRAMMING GROUP 1 FULL SCALE SETTINGS The 3DAA5 measures to a resolution of 1 part in 2000 Programming Group 1 Functions provide a selection of Full Scale Settings to accommodate the different CTs that may be in use at the site The site technician has a choice of Full Scale Selection between Amps and Kiloamps Note Due to the resolution capability of the 3DAA5 full scales over 1000 counts will result ina less stable reading INPUT CURRENT CT TYPE FULL SCALE NONE 05 00 A 0 1000 A 1000 5 1000 A 0 2000A 2000 5 2000A 0 5000 A 5000 5 05 00 KA Table 8 1 Full Scale Settings for Typical Current Inputs A setting 05 00 KA will result in more stable readings Group and Function Number Function 10 Scale Selection Full Scale for Amps 1E j Exit Programming Group 1 Table 8 2 Group 1 Programming Format 8 1 Group 1 Function 0 Full Scale Setting for Amperage Channels and Decimal Point Placement for Amperages Note Decimal point placement for Amp channels is selected through Function 0 Placement must be reset each time this function is used To change the Full Scale Settings Step 1 Enter programming mode see Chapter 6 AC AMPERES N A AC AMPERES MA
14. press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until the new value is completely entered A i AC AMPERES MAX Am A MIN DL Li 200 C3LM2 I 4 J c ad CON MAXIMIN INT ser LN LIMITS Step 5 a Repeat the procedure for the fractional portion of the ratio Note If 299 is entered 298 is stored To store 299 input 300 Ax AMPERES MAX An DA MIN ALI LMI M 7 oe MA 1 g JTE C MAXMIN PRINT LC N limits PROG SET The middle level displays the integer portion and the bottom the fractional portion of the ratio To exit see Chapter 6 section 6 5 48 Electro Industries GaugeTech CHAPTER 11 PROGRAMMING GROUP 4 SET LIMITS AND RELAYS The purpose of the set limit is to alert the user when a particular level of current has been exceeded or has dropped too low The 3DAAS has two set limits available for each metered function The are referred to as LM1 and LM2 Each limit can be set at any desired level Group 4 contains LM1 and LM2 Set Limit Values for the amperage scales It allows the user to program the limits for the two following groups AMPS A B C and AMPS Neutral LM1 AND LM2 SET LIMITS 120 0 M1 is triggered LM1 SET TO TRIGGER ABOVE 100 0 AMPS 60 0 LM2 SET TO Cees 2 TRIGGER BELOW A 400 M2 is triggered 50 0 AMPS
15. right the current setting of Set Above Below Trip Relay I and Trip Relay Il gt The lower level displays the Setup Level of the limits b Press the MAX MIN LIMITS button to toggle between LM1 and LM2 settings gt The annunciator will glow to indicate which limit is being displayed Electro Industries GaugeTech 51 CHAPTER 11 SET LIMITS AND RELAYS 3DAAS 3DAAS H E i 4 AC AMPERES N 40 mA OMAX COMIN miM na OB C3LM2 de n IS EN Ei C gt wxww NT ser C N rs Step 4 a Press the PRINT PROG button once gt At this point you may program Set Above Below Trip Relay I and Trip Relay II see Step 5 or you may program the Setup Level see Step 6 m E AC AMPERES UN uo Ans 0000 T MAX COMIN muii CLM2 cc EN Ea C xum NT ser C N EMTS 2 Step 6 n the Setup Level portion of Group 4 Function 0 the middle display shows the current setting the lower display shows four dashes a Press the MAX MIN LIMITS key to scroll through the first digit of the field e AC AMPERES bh LIN ma LI m Mi II cB C3LM2 MAX COMIN cc 4 7 on I o C xum NT f ser C N Mrs Step 5 Programming Set Above Below Trip amp II a Press the MAX MIN LIMITS button to toggle the segments to their desired settings see Table 11 2 f
16. Firmware Version L E D Test 27 PART Il PROGRAMMING YOUR 3DAA5 Chapter6 Programming Overview 29 6 1 General Procedure 29 6 2 Password Entry 29 6 3 Selecting Groups and Functions 30 6 4 Data Entry 31 6 5 Exiting Programming Mode 32 Chapter 7 Programming Group 0 Global Meter Setup 33 7 1 Group 0 Function 0 Integration Interval 27 7 2 Group 0 Function 1 Meter Address 28 7 8 Group 0 Function 2 Communication Baud Rate 30 7 4 Group 0 Function 3 System Configuration 31 7 5 Group 0 Functions 4 5 Time Delay for Relays amp II Option NL 33 Chapter 8 Programming Group 1 Full Scale Settings 41 8 1 Group 1 Function 0 Full Scale Setting for Amperage Channels and Decimal Point Placement for Amperages 41 Electra Industries GaugeTech i TABLE OF CONTENTS Chapter9 Programming Group 2 Meter Calibration 43 9 1 Calibration Requirements 43 9 2 Group 2 Functions 0 5 High End and Medium Range Calibration of Amperage Channels 44 Chapter 10 Programming Group 3 Input Correction Ratios 47 10 1 Group 3 Functions 0 5 Hi and Lo Correction Ratios 47 Chapter 11 Programming Group 4 Set Limits and Relays 49 11 1 Trip Relay 49 11 2 Group 4 Functions 0 3 LM1 LM 2 Set Limits 50 Programming Quick Reference 53 G Electro Industries GaugeTech li TABLE OF CONTENTS Part I Installation amp Operation CHAPTER 1 OVERVIEW THE 3DAA5 VS THE 3DAA5 H e Both the 3DAA5 Figure 1 1 below and the 3DAA5 H Figure 1 2
17. Hi and Lo Correction Ratios To change the correction ratio Step 1 Enter programming mode see Chapter 6 AC AMPERES N MAX m ZA MIN N CLM1 cB LM2 oc CAN Eis T ser Y MAXIMIN LIMITS PROG Step 2 a Press the C N button until 3 is displayed Press the PRINT PROG button to activate A one digit password is required to continue b Press the MAX MIN LIMITS button until a 5 appears in the lower display Press PRINT PROG to select it I ACAMPERES MAX aM OA MIN Ji M1 M gt op Me LiL IIN ac IL on SET Step 3 a Press C N button to select the desired FUNCTION 0 5 The current value is displayed in the middle and lower levels The middle level displays the integer portion and the bottom the fractional portion of the ratio Electro Industries GaugeTech 47 CHAPTER 10 INPUT CORRECTION RATIOS 3DAAS 3DAAS H x AMPERES a MAX in MIN Jl CALMt r Lic OB C3LM2 Y oC LI on Step 4 a Press PRINT PROG to begin entering the integer portion of the new ratio CA MAXMIN CN MTS Ud Two dashes appear on the bottom level To skip to changing the fractional portion press C N once and proceed to Step 5 b Press the MAX MIN LIMITS key to scroll through the first digit of the field c When the display shows a number you want to enter
18. INT N UMTS PROG Programming Group 4 LM1 LM2 Set Limits Digit Up trigger Digit Up Digit Up above level enabled enabled trigger below disabled disabled level Digit Up trigger Digit Up Digit Up above level enabled enabled Table 11 2 Functions 0 3 ABOVE RELAY 1 RELAY 2 BELOW Digit Down Digit Down Digit Down Digit Down Digit Down Digit Down trigger below disabled disabled level THE A B C OR N ANNUNCIATOR WILL GLOW TO ACKNOWLEDGE WHICH PHASES LM1 LM2 SET LIMITS ARE BEING PROGRAMMED USE THE C N BUTTON TO ACCESS A B C ORN THE SETUP LEVEL 50 Electro Industries GaugeTech 3DAAS 3DAAS H CHAPTER 11 SET LIMITS AND RELAYS ABOVE BELOW Relayi Relay2 Level 012 0 040 0 Table 11 3 Example of Function 0 Example In Table 11 3 above if Current Phase A exceeds 120A LM1 is triggered and relay 1 is enabled If Current Phase A does not exceed 40A LM2 is triggered and relay 2 is enabled Step 1 Enter programming mode see Chapter 6 E i E AC AMPERES s AC AMPERES N MAX LL oA cMAX LIT mA MIN lo MIN ILI CLM1 OB miM na cB cme cM 1 cac VENIAN c ON MV on CRESE Y GE gt y Step 2 Step 3 a Press the C N button until 4 appears a Press the C N button to select the desired function 0 3 b Press PRINT PROG to activate Group 4 gt The middle level displays from left to
19. RES MAX ITT mA omn HL qd AT cue ILI MS TLL on Step 1 a Press the MAX MIN LIMITS button three times to view the LM1 limit four times for the LM2 limit These values are displayed momentarily 5 4 Accessing of T H D and K Factor Functions the 3DAA5 H Note This section applies only to the 3DAA5 H Ideal power distribution will have sinusoidal waveforms on voltages and currents In real life applications where inverters computers and motor controls are used distorted waveforms are generated These distortions will consist of harmonics of the fundamental frequency The sinusoidal waveform is defined as A sin t A distorted waveform will be defined as Electro Industries GaugeTech 25 CHAPTER 5 GENERAL OPERATION 3DAA5 3DAA5 H A sin o t A sin t sin f A sin t Total harmonic distortion T H D will be defined as RMS of Total Harmonic Distortion Signal RMS of the Fundamental Signal x 100 of THD Harmonic distortion is a destructive force in power distribution systems It creates safety problems shortens the life span of distribution transformers and interferes with the operation of electronic devices The 3DAA5 H measures harmonic waveforms of T H D and K Factor for current phases A B and C Measurement capability reaches the 31st harmonic order K Factor is defined by IEEE 57 12 Standard as a unit assess
20. S _ MAX rua TA MAX na TA MIN LIC MIN LIC LM D n Tl os CLM1 cB civ IC LIL C3LM2 Di cc IMM oc C d on E TILL on C INT C in PRINT S UN jJ Ng SEN y M LN j hug PROG ET Once the entry is complete the new value is displayed in the lower level the middle level is blank and the group and function numbers are displayed in the upper level Step 4 a Press the PRINT PROG button once to begin the data entry sequence The previous value shifts to the middle level and the bottom level is replaced with four dashes To exit see Chapter 6 section 6 5 b Press the MAX MIN LIMITS key to scroll through the first digit of the field c When the display shows a number you want to enter press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until the new value is entered 36 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 7 GLOBAL METER SETUP 7 4 Group 0 Function 3 System Configuration The System Configuration controls the 3DAA5 s basic operation parameters FUNCTION 3 of GROUP 0 contains four separate SWITCH PACKS numbered 0 3 Each PACK contains four individual UP DOWN segments Toggling the segment between UP and DOWN toggles the switch ON or OFF respectively The meter displays one Switch PACK at a time Use MAX MIN LIMITS to scroll from PACK to PACK GROUP FUNCTION PREVIOUS SETTING NEW ENTRY
21. SPLAY RESULT CODES e The device uses the result codes SET MODEM TO VERBAL RESULT CODE e The device uses the verbal codes SET MODEM TO IGNORE DTR SIGNAL e Necessary for the device to ensure connection with originate modem SET MODEM TO DISABLE FLOW CONTROL e Necessary to communicate with remote modem connected to device TELL MODEM TO WRITE THE NEW SETTINGS TO ACTIVATE PROFILE e Places these settings into nonvolatile memory the settings take effect after the modem powers up Il Modem Connected to the Device Remote Modem Programming the Modem Comply with the modem s instruction manual and follow these instructions RESTORE MODEM TO FACTORY SETTINGS e This procedure erases all previously programmed settings SET MODEM TO AUTO ANSWER ON N RINGS e Sets the remote modem to answer the call after n rings SET THE MODEM TO AUTO NEGOTIATE MODE e Sets the remote to auto negotiate to communicate successfully with DMMS300 and other devices in the modem 20 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 4 COMMUNICATION INSTALLATION SET MODEM TO RETURN NUMERIC RESULT CODES e Increases speed connection with DMMS300 SET MODEM TO IGNORE DTR SIGNAL e Necessary for device to ensure connection with originate modem SET MODEM TO DISABLE FLOW CONTROL e Necessary to communicate with remote modem connected to DMMS300 TELL THE MODEM TO WRITE THE NEW SETTINGS TO ACTIVATE PROFILE e Places new settings into no
22. Shown Ld IBM Compatible E R R T T Figure 4 4 4 Wire RS485 Communication Hookup Installation Full Duplex Detail view on following page Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 4 COMMUNICATION INSTALLATION RS485 Hookup Diagram 4 wire Full Duplex Detail View RS485 RS485 Communications Communications Port Port Modelit Model SF485DB SF485DB Note This does not e VW represent a twisted pair 66666 66666 CO n It shows the cross over from R to T between the e zo 0 Unicom and the rest of the O To ea zez SH amp S8v SH 9 D oo M M j P Enlarged view of twisted pair segments Receive Pair Electro Industries E UNICOM 2500 i Bottom View Shown Figure 4 5 4 Wire RS485 Communication Hookup Installation Full Duplex detail view Connecting 4 Wire BUS to RS485 Port Connect the T wire of the Unicom 2500 to the R on the RS485 port Connect the R wire of the Unicom 2500 to the T on the RS485 port Connect the T wire of the Unicom 2500 to the R on the RS485 port Connect the R wire of the Unicom 2500 to the T on the RS485 port Electro Industries GaugeTech 19 CHAPTER 4 COMMUNICATION INSTALLATION 3DAA5 3DAA5 H 4 3 Network of Instruments and Long Distance Communication For a large ne
23. TION RS 485 Hookup Diagram 2 wire Half Duplex Detail View RS 485 RS 485 Communications Communications Port Port Model Model SF485DB SF485DB G R T R T G R T R T e e e e e e e e e e Electro Industries UNICOM 2500 Bottom View Shown Figure 4 3 2 Wire RS485 Communication Hookup Installation Half Duplex detail view Connecting two wire BUS to RS485 Port 1 Take the positive wire and connect to R on the RS485 Port 2 Connect a jumper from R to T on the RS485 Port 3 Take the negative wire and connect to R on the RS485 Port 4 Connect a jumper from R to T on the RS485 Port Electro Industries GaugeTech 17 CHAPTER 4 COMMUNICATION INSTALLATION 3DAA5 3DAA5 H RS485 Hookup Diagram 4 wire Full Duplex 3DAA5 Instruments rear view EIIIIIJ EIIIIIJ EIIIIIJ EX EIIIIIJ RS485 Communications Port Model SF485DB Note This does not represent a twisted pair It shows the cross over from R T ERE Re to T between the Unicom and the rest of the bus TO RRA Te t 6 OU p y ss e lt Electro Industries o o UNICOM 2500 Bottom View
24. User Manual IDAS 3D2VN5 tl e Installation Operation Programming 3DAA5 3DAA5 H With Harmonics Measurement Electro Industries Gaugelech 1800 Shames Drive Westbury New York 11590 Tel 516 334 0870 Fax 516 338 4741 www electroind com Electro Industries Daugelech The 3DAA5 and 3DAA5 H 3 Phase Amp and Amp Demand Monitors Installation Operation and Programming Manual Document E104765 Version 4 0 12 17 2008 1800 Shames Drive Westbury New York 11590 Tel 516 334 0870 Email sales electroind com Fax 516 338 4741 Website www electroind com Electro Industries GaugeTech 1800 Shames Drive Westbury New York 11590 U S A For Customer or Technical Assistance Repair and Calibration Phone 516 334 0870 Fax 516 338 4741 Customer support is available 9 00 A M to 4 30 P M Eastern Time Monday through Friday Please have the model serial number and a detailed problem description available If the problem concerns a particular reading please have all meter readings available When returning any merchandise to E I G a return authorization number is required Electro Industries GaugeTech warrants this product to be free from defects in material and workmanship for a period of 4 years from date of shipment During the warranty period we will at our option either repair or replace any product that proves to be PRODUCT defective WARRANTY To exercise this warranty fax or call our
25. X A MAX TE SA MIN t MIN 111 OLM1 B OLM1 SB ET LM2 C3LM2 C rc nmnaoc ON LI LLLI LION Step 2 Step 3 a Press the C N button until 1 appears a Press the C N button until 10 appears b Press the PRINT PROG button to activate this The current value is displayed in the lower level group The middle level displays a single segment An UP position signifies the larger unit Kiloamps DOWN signifies the smaller unit Amps In the illustration above the full scale is 05 00 A Electro Industries GaugeTech 41 CHAPTER 8 FULL SCALE SETTINGS 3DAAS 3DAAS H AC AMPERES E MAX Im TA TMIN Le LM op cave cac EN FRE C mamn INT he N MTS y y Entering Scale Factor Step 4 a Press PRINT PROG to activate Scale Factor Entry gt The lower level is replaced with a single dash a Press the MAX MIN LIMITS button to toggle the segment UP or DOWN as desired b Press the PRINT PROG button to store and proceed to decimal point selection p AC AMPERES N C3MAX E A MIN nm LM B eue 05 00 WEIL mc tlt EN Step 6 The previous value shifts to the middle level and the lower level is replaced with four dashes the decimal point is in its newly selected position a Press the MAX MIN LIMITS key to scroll through the first digit of the field e AC AMPERES i A D MAX wm A COMIN Vt CoLM1 B mI rz C
26. a to a serial printer to provide a hard copy of the instantaneous maximum and minimum values for compiling To print operating data 4 AC AMPERES AC AMPERES MAX EA MAX CA COMIN COMIN OLMi OB LM OB CLM2 CLM2 mc EN EN MTS PROG Step 1 Step 2 a Press the PRINT PROG button once a 1 a While the 1 is displayed press the SET or appears T H D K button to activate the Print Operating Data function Three 1s appear momentarily to confirm 5 7 Print Programming Data The Print Programming Data function sends the programming data also known as the meter setup to a serial printer for quick reference and verification To print programming data A AC AMPERES 23 Ip AC AMPERES MAX OA MAX DA COMIN C2MIN LMI B LM cB LM2 SLM2 Jj mc Jj I Zac Lo on C C hon E uL SE y C LEE Step 2 a While the 2 is displayed press the SET or T H D K button to activate the Printing Programming Data function Step 1 a Press the PRINT PROG button until a 2 appears Three 2s appear momentarily to confirm the display then returns to the current reading 5 8 Firmware Version LED Test The 3DAA5 can access the firmware version number of the analog and digital microprocessors It can also perform a test to check if the LEDs and annunciators are functioning
27. c xmn PRINT NM N S PROG Decimal Point Selection oc e CN SET Y Step 5 a Use the MAX MIN LIMITS button to move the decimal point to desired position b Press the PRINT PROG button to store and to proceed to entry of the Full Scale AI AC AMPERES AN D MAX wm A MIN VL CoLM1 OB LM2 nec LILI LIN 4 Gum END ser Y Step 7 a When the display shows a number you want to enter press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until the new value is completely entered Once the entry is complete the new value is displayed in the lower level the unit segment is displayed in the middle level and the group and function number are displayed in the upper level To exit see Chapter 6 section 6 5 42 Electro Industries GaugeTech CHAPTER 9 PROGRAMMING GROUP 2 METER CALIBRATION Warning read this section carefully before proceeding The calibration procedure requires highly accurate and stable input signals Incorrect readings will result from improper calibration procedures If in doubt return unit to EIG for calibration BEFORE calibrating any channel make a note of its Full Scale Setting Set the Full Scale in accordance with Table 9 2 for calibration Restore original Full Scale Setting when calibration is completed The first function in Group 2 STD CORR is NOT to be changed by the use
28. d simultaneously for all three phases or neutral if selected The meter automatically returns to Phase A B and C readings after a few seconds 5 2 Resetting Max Min Values Use the reset function if a new value is desired The value is available in two different modes an unprotected mode which allows quick and easy resetting of maximum and minimum values and a password protected mode which prevents unauthorized resetting of the maximum and minimum values To select the password protection enter Group 0 Function 3 Pack 1 of the Programming Mode see Chapter 7 section 7 4 Electro Industries GaugeTech 23 CHAPTER 5 GENERAL OPERATION 3DAA5 3DAA5 H To reset in the unprotected mode AC AMPERES AC AMPERES AC AMPERES m MAX a C3MIN C3LM1 C3LM2 MAX COMIN OLM1 MAX OMIN C3LM1 C3LM2 mc EN C fama PRINT ser N wms PROG Cc XM N UMTS PROG Step 1 Step 2 Step 3 a Press the MAX MIN LIMITS b While the max or min is The display blanks and a button once for the max twice displayed press the SET or check mark appears momentarily for the min T H D K button once to reset to confirm a successful reset To reset in the protected mode e Apassword must be entered before any readings may be reset The password is 0 0 5 OX e
29. e as possible to the meter The following table gives the maximum recommended distances for various CT sizes assuming the connection is made via 16 AWG cable CT Size Maximum Distance CT to 3DAA5 2 5 VA 5 0 VA Table 3 1 Maximum recommended distances for CT sizes Warning DO NOT leave the secondary of the CT open when primary current is flowing This may cause a high voltage that will overheat the secondary of the CT If the CT is not connected provide short on the secondary of CT 8 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 3 ELECTRICAL INSTALLATION 3 3 CT Connection When the meter is connected using the CTs you must maintain the correct CT polarities CT polarities are dependent upon correct connections of CT leads and upon the direction the CTs are facing when clamped around conductors The dot on the CT must face the line side the corresponding secondary connection must connect to the appropriate input on the meter Failure to connect CTs properly results in inaccurate power readings If your meter is not reading power properly it is more than likely the CT is incorrectly wired Note CTs are shorted if connected to the terminal block model DSP2 or 3 even if it is detached from the meter HELPFUL DEBUGGING TOOLS OPTION 1 ISOLATING A CT CONNECTION REVERSAL POWER READING If your meter does not read the correct watts after installation it almost always means that the CT s have been wired i
30. e in the NOT energized state form C relays rated 250V 5A 2 each The 3DAAS can be programmed to detect two levels of alarm for the following functions e LM1 LM2 Current A B C N The 3DAA5 H can be programmed to detect two levels of alarm for the following functions LM1 LM2 Current A B C N e Over Under of T H D Over Under of K Factor Electro Industries GaugeTech 13 CHAPTER 3 ELECTRICAL INSTALLATION 3DAA5 3DAA5 H 14 Electro Industries GaugeTech CHAPTER 4 COMMUNICATION INSTALLATION All 3DAA5 instruments can be equipped with either of the two basic types of communication links the RS232C or the RS485 4 1 RS232C The RS232C communication is used to link a single 3DAA5 instrument with a computer This link is capable for a distance up to 100 feet A standard 9 pin female serial port connector the SF232 DB2 is mounted to the 3DAAS for direct connection to a computer with a 9 pin cable 9 10 11 8 12 13 N o a OMMUNICATION CONVERTER 5 Model SF 232 DB2 N og Use a 232 Extension Cable NO NULL MODEM IS REQUIRED Figure 4 1 RS232C Communication Connection Installation 4 2 RS485 RS485 is used to parallel multiple 3DAA5 instruments on the same link Its operating capability is for a distance up to 4000 feet When only 2 wires are used the link can include up to 30 instruments as illustrated in Figure 4 2 When all of the four w
31. e will cause inaccurate readings because calibration ratios are stored in the meter s memory not in the DSP3 input module LIST OF CONNECTION DIAGRAMS Choose the diagram that best suits your application I Three Phase Three Wire System Delta with three CTs Il Three Phase Three Wire System Delta with two CTs lll Three Phase Four Wire System Wye with CTs Note For 50 Hz power systems Connect phase A voltage to terminal 5 and neutral to terminal 4 Do not exceed 300 VAC L N This provides a frequency reference If no frequency reference is connected the unit will default to 60 Hz operation 10 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 3 ELECTRICAL INSTALLATION BACK VIEW DN wi Bu 12 13 For 50 Hz power systems see note above OPTIONAL RELAY OUTPUT I Three Phase Three Wire Delta with three CTs Electro Industries GaugeTech 11 CHAPTER 3 ELECTRICAL INSTALLATION 3DAA5 3DAA5 H LOAD BACK VIEW BIS XL Y 2 SS ee T o 11 For 50 Hz power D s systems see note B lee previous page D PORT OPTIONAL RELAY OUTPUT ll Three Phase Three Wire Delta with two CTs BACK VIEW 9 10 11 12 13 For 50 Hz power systems see note previous page N O N C ALARM COM NO N C L ALARM 2 COM TAA
32. er is Category III Pollution Degree ll Refer to additional safety notes on the next page Electro Industries GaugeTech 7 CHAPTER 3 ELECTRICAL INSTALLATION 3DAA5 3DAA5 H NOTES F THE EQUIPMENT IS USED IN A MANNER NOT SPECIFIED BY THE MANUFACTURER THE PROTECTION PROVIDED BY THE EQUIPMENT MAY BE IMPAIRED THERE IS NO REQUIRED PREVENTIVE MAINTENANCE OR INSPECTION NECESSARY FOR SAFETY HOWEVER ANY REPAIR OR MAINTENANCE SHOULD BE PERFORMED BY THE FACTORY DISCONNECT DEVICE THE FOLLOWING PART IS CONSIDERED THE EQUIPMENT DISCONNECTING DEVICE A SWITCH OR CIRCUIT BREAKER SHALL BE INCLUDED IN THE END USE EQUIPMENT OR BUILDING INSTALLATION THE SWITCH SHALL BE IN CLOSE PROXIMITY TO THEEQUIPMENT AND WITHIN EASY REACH OF THE OPERATOR THE SWITCH SHALLBE MARKED AS THE DISCONNECTING DEVICE FOR THE EQUIPMENT gt gt gt 3 1 1 Measurement Inputs Rating UL Classification Measurement Category Ill Pollution Degree II Current Inputs 10A max Voltage Inputs 150V L N 300V L L Frequency 45 to 75 Hz 1 Suffix G extends the maximum direct voltage to 300V phase to neutral 600 volt phase to phase Models with suffix G are not UL rated 3 2 Connecting the Current Circuit The cable used for the current should be installed at 600V AC minimum The cable connector should be rated at 6 Amps or greater and should have a cross sectional area of 16 AWG The current transformers CTs should be mounted as clos
33. ing the adverse effects of harmonics on the distribution transformers Compare readings to transformer K Factor rating To access T H D and K Factor 3 AC AMPERES AC AMPERES cMAX COUT ma MAX tC mA MN ILLI MIN I C3LM1 mB C3LM1 mB CoLM2 uu TILM 5 THD THD mC mC OK uud UN OK 5 UN LO mxmn PRINT ly ae CC maxmn PRINT T H D Y A N LIMITS PROG Ke N LIMITS PROG K Step 1 Step 2 a Press T H D K once to assess T H D values 96 of T H D or K Factor values are displayed for current phases A B and C momentarily b Press T H D K twice to access K Factor values 5 5 Access Modes Access commands allow the user to perform specific operations ACCESS COMMANDS OPERATION 1 Print Programming Data AO Print Operating Data PBs Enter Programming Mode see Part Il Programming Firmware Version LED Test Note Print commands 1 and 2 are only available if enabled in the programming mode they are not recommended when using the multimeter hookup RS485 The print option should be disabled when using the RS485 see Chapter 7 section 7 4 Disabling prevents the user from corrupting data at a computer terminal while multiple meters are being polled 26 G Electro Industries GaugeTech 3DAAS 3DAAS H CHAPTER 5 GENERAL OPERATION 5 6 Print Operating Data The Print Operating Data function sends dat
34. ires are used the link can include up to 60 instruments as shown in Figure 4 4 To insure proper communication between the instruments and the computers each 3DAAS can be programmed to have a unique address of up to four digits long This allows the user to communicate with up to 10 000 instruments Several standard baud rates are available up to 2400 baud To select the proper baud rate the following rules should be applied e The more instruments polled by a computer the higher the baud rate that should be used e Fora smaller number of instruments over a long distance a lower baud rate should be used e Optimal recommended baud rate is 1200 baud Electro Industries GaugeTech 15 CHAPTER 4 COMMUNICATION INSTALLATION 3DAA5 3DAA5 H RS485 Hookup Diagram 2 wire Half Duplex y 3DAAS5 Instruments rear view RS 485 Communications Port Model SF485DB Pl Loose W WN Ry a eC y e Vig lt j GER a mL SOCIIS OI j e lt lt Electro Industries 3 ol UNICOM 2500 Bottom View Shown E i _ IBM Compatible Figure 4 2 2 Wire RS485 Communication Hookup Installation Half Duplex Detail view on following page Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 4 COMMUNICATION INSTALLA
35. key to store it and proceed to the next digit in the field Repeat until the new value is completely entered When the entry is complete the new value moves to the center level The bottom level will display the calibrated reading after 10 15 seconds 44 Electro Industries GaugeTech 3DAAS 3DAAS H CHAPTER 9 METER CALIBRATION Step 6 a Press the C N button to end the Calibration Sequence If the calibrated reading is not acceptable the procedure should be repeated after checking all connections and the calibration signal To exit see Chapter 6 Section 6 5 For FUNCTIONS 3 5 Step 1 A AC AMPERES MAX jfi A MIN LUI LMI CIB C3LM2 ANEP c LI LI LE oN MAXMN PRINT Y Y Prog ET Set the source to half of current HI END SCALE 5 Amps is changed to 2 5Amps A AC AMPERES MAX 75 CIA MIN Bee LMI OB C3LM2 Ecl LIMITS Step 2 a Press the PRINT PROG button to begin Calibration Procedure 23 appears The middle and lower levels blank The calibrated number will appear momentarily after 10 seconds in the middle display C wxww PAT Step 3 When the entry is complete the new value moves to the center level The bottom level will display the calibrated reading after 10 15 seconds Press C N to end Calibration Procedure You cannot cancel at this time To exit see Chapter 6 sec
36. l the GROUP number you want appears in the upper display press PRINT PROG to gain entry into the new GROUP e EXIT the Programming Mode See section 6 5 Note To cancel your entry and return to the FUNCTION level at any time press the C N button once Note To store new programming data permanently you must EXIT the programming mode Electro Industries GaugeTech 31 CHAPTER 6 PROGRAMMING OVERVIEW 3DAAS 3DAAS H 6 5 Exiting Programming Mode The steps for exiting the programming mode vary depending upon which stage of programming you are in If you are in the Data Entry Sequence begin at Step 1 If you are in the Function Level begin at Step 2 If you are in the Group Level begin at Step 3 y AC AMPERES f Omax MI SA MIN Lu LM mm E ouWv2 WL 1 moe oc oz ON PRINT SET MAXIMIN S MITS PROG EXITING FROM DATA ENTRY SEQUENCE Step 1 a Press the C N button to cancel the Data Entry Sequence gt The 3DAAS5 will return to the Function Level A AC AMPERES MAX Z CA MIN los LMI cB CLM2 cc EN Jn PRINT bus proa SET EXITING FROM THE GROUP LEVEL Step 3 a Press the C N button until E for Exit appears in the upper level b Press the PRINT PROG button to exit entirely from the Programming Mode a AC AMPERES E CAMAX rc TA MIN Lit LM OB Lm2 EC CON ER aun PRINT NN mms Proc SET y
37. mps A B and T H D C 8 ibrati RESERVED RESERVED DC Output Dc Output Calibration and Setup Applies only if DC Output Option was ordered with the 3DAA5 Electro Industries GaugeTech 53
38. n the wrong polarity To check the polarity of the CT after the monitor has been installed look at the single phase WATT readings to see that each of the readings are positive assuming you are consuming power If one of the WATT readings is negative that particular phase CT is reversed To check the single phase WATT reading press the Power button twice while the annunciator is positioned to WATTS Then press the Phase Next button to cycle through the phases After connecting the polarity of the CTs the WATT and VAR readings should be correct OPTION 2 ISOLATING A CT CONNECTION REVERSAL USING VOLTAGE READINGS gt Remove potential connections to terminals 6 and 7 Observe the KW reading It should be positive gt If negative reverse the CT wires on terminals 8 and 9 Connect terminal number 6 potential If KW decreases to about zero reverse CT wires on terminals 10 and 11 Connect terminal number 7 potential If KW is one third of expected reading reverse CT wires to terminals 12 and 13 3 4 Connecting the Voltage Circuit For proper meter operation the voltage connection must be maintained The voltage must correspond to the correct terminal The cable required to terminate the voltage sense circuit should have an insulation rating greater than 600V AC and acurrent rating greater than 0 1 A 3 5 Selecting the Voltage Fuses We strongly recommend using fuses on each of the sense voltages and the control power although
39. nd FUNCTIONS Programming tasks are bundled into GROUPS Located within each GROUP are specific meter FUNCTIONS See the Quick Reference section in the Appendix or Chapters 7 11 for descriptions of the tasks performed by each GROUP Some FUNCTIONS are further divided into SWITCH PACKS SWITCH PACKS are a set of separate ON OFF or toggle switches Toggle switches have only two positions either UP segment or DOWN segment By setting the segment to UP or DOWN a particular feature is turned ON or OFF respectively Groups Functions Switch Packs GROUP FUNCTION mn tt SWITCHES Left to Right A B B C DT PREVIOUS SETTING NEW ENTRY MAXMIN PRINT N LIMITS PROG Figure 6 1 The Programming Mode showing Group 0 Function 3 PACK 0 and its switch settings Note The steps listed below are also detailed and illustrated in the chapters devoted to specific programming GROUPS Chapters 7 11 To select a GROUP and FUNCTION 1 Press the C N key to scroll through the GROUPS 0 8 in the upper display 2 Press the PRINT PROG key to gain entry to a selected GROUP 3 Press the C N key to scroll through the FUNCTIONS within the selected GROUP 4 Press the PRINT PROG key to gain entry to a selected FUNCTION or SWITCH PACK The FUNCTION S previous setting appears in the middle display The lower display is now ready for a new value to be entered DATA ENTRY Note
40. nd the group and function number are displayed in the upper level To exit see Chapter 6 section 6 5 The Meter Address is used to identify the meter when it is communicating with a remote computer system If there are numerous meters at one site it is essential each meter have its own address To change the meter address Step 1 Enter Programming Mode see Chapter 6 ACAMPERES MAX n TA MIN LL CLM1 cB C3LM2 Ec EN VES y Step 2 a Press the C N button until O appears b Press the PRINT PROG button to activate this group a AC AMPERES 5 MAX FI A MIN Lit C3LM1 cB CLM2 MMM tac LILILI ton e RUD ser Step 3 a Press the C N button until 01 appears The current value is displayed in the bottom level 34 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 7 GLOBAL METER SETUP e AC AMPERES _ MAX na TA MIN Li te CMM MON ITS lM JUN FO oc oe ON Step 4 a Press the PRINT PROG button once to begin the data entry sequence The previous value shifts to the middle level and the lower level is replaced with four dashes b Press the MAX MIN LIMITS key to scroll through the first digit of the field c When the display shows a number you want to enter press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until the new value is
41. nly after the time delay period If the meter then measures 999 Amps the relay will trip To program a time delay the procedure is the same for both relays Functions 4 and 5 Step 1 Enter Programming Mode see Chapter 6 e AC AMPERES N _ AC AMPERES MAX F1 A MAX nu TA MIN MR CI MIN LI OLM1 OB OLMi OB Le C3LM2 c NN c EN LILILIL I on Step 2 Step 3 a Press the C N button until 0 appears a Press the C N button until 04 appears b Press PRINT PROG to activate this group AC AMPERES N gt Current setting is displayed in the lower level AC AMPERES MAX na TA MAX na TA MIN LI 7l MIN LI 7l om P VY FC os LM cB coma LILI LI I c8 DA ON Step 4 Once the entry is complete the new value is a Press the PRINT PROG button once to begin the displayed in the lower level the middle level is data entry sequence blank and the group and function number are displayed in the upper level gt The previous value shifts to the middle level and the lower level is replaced with four dashes To exit see Chapter 6 section 6 5 b Press the MAX MIN LIMITS key to scroll through the first digit of the field c When the display shows a number you want to enter press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until the
42. nvolatile memory settings take effect after the modem powers up RS 485 TRANSPO NDER 30 TRANSPO NDER COMPUTER RS 485 TRANSPO NDER Figure 4 6 2 Wire RS485 Communication Installation Hookup with Transponder 60 TRANSPO NDER COMPUTER Figure 4 7 4 Wire RS485 Communication Installation Hookup with Transponder Electro Industries GaugeTech 21 CHAPTER 4 COMMUNICATION INSTALLATION 3DAA5 3DAA5 H 22 Electro Industries GaugeTech CHAPTER 5 GENERAL OPERATION 5 1 Accessing Max Min Values Maximum and minimum values are available for all instantaneous measurements Maximum and minimum values represent the highest and lowest average demand over a user programmable period of time known as the integration interval Readings are calculated using a rolling average technique Each second a new reading is used to calculate the maximum and the minimum the last reading of the interval is dropped off To view the maximum reading E AC AMPERES AC AMPERES Cmax IMC A max TI Oma omn did LAU omn ILE OLLI com TS CM m mB cue FULL ue HU 50 I M mc Z imc VA TN HE CD CIN Cc faxm PRINT ser N LIMITS PROG e MIN PRINT ser d N ITS PROG Step 1 a Press the MAX MIN LIMITS button once to view the maximum values twice to view the minimum values Maximum and minimum values are displaye
43. or settings b Press PRINT PROG to store each setting and proceed to the next one When complete the display will automatically proceed to programming the Setup Level To exit to Function Level press the C N button once UE AC AMPERES X MAX Lom ma MIN de mM na oB LM2 IMAM oc MOLI on CC fo PRINT ler VY ko N UMTS PROG Step 7 a When the display shows a number you want to enter press the PRINT PROG key to store it and proceed to the next digit in the field Repeat until the new value is completely entered When complete the display will return to the Function Level of programming The new Set Above Below Trip Relay and Trip Relay II setting is displayed in the middle level the new Setup Level is displayed in the bottom level To Exit Group 4 see Chapter 6 section 6 5 52 Electro Industries GaugeTech PROGRAMMING QUICK REFERENCE GROUP Global Meter Setup Sets meter parameters Integration Interval Meter Address Communication Baud Rate System Configuration and Relay Operation IL 4 O O Full Scale Settings Full Scale Selection Meter Calibration High and Low End Calibration for Amperage Channels 3 Input Correction Ratios Changes the Correction Ratios Set Limits for Amps High and Low Set Limits for Amps A B C and Amps Neutral RESERVED RESERVED 5 LM1 LM2 Set Limits for High and Low Set Limits for T H D of A
44. programming mode to store your changes permanently section 6 5 6 2 Password Entry To access the programming mode a password must be entered Password entry ensures information security and eliminates unauthorized intrusion The password is preset at the factory and cannot be changed To enter the programming mode E j AC AMPERES MAX oA MIN LMI cB LmM2 Ec EN it ER C hum PRINT n N__ MTS y gt Step 1 a Press the PRINT PROG button until a 3 appears in the lower display b While the 3 is displayed press the SET or T H D K button to select 333 appears in the lower level Ax AMPERES le cM E TA OMN Mt cB cow C C C oc A 1 Jon x pigs PROG Step 2 Digits will begin scrolling in the upper level The password is 555 a Press the SET or T H D K button each time a 5 appears until 555 is displayed in the lower level E j AC AMPERES cMax 4 oA omn Ll COLM1 OB CLM2 Ec EN i CR Big Broce ser Y Step 3 When the correct password has been entered the display blanks and PPP flashes in the upper level to confirm PPP is replaced by 0 The meter is now in the programming mode Group 0 Electro Industries GaugeTech 29 CHAPTER 6 PROGRAMMING OVERVIEW 3DAA5 3DAA5 H 6 3 Selecting GROUPS a
45. properly Electro Industries GaugeTech 27 CHAPTER 5 GENERAL OPERATION 3DAA5 3DAA5 H To access the firmware version and perform an LED test AC AMPERES A AC AMPERES _ MN Emax SA MIN ht SLM1 B LM2 RE C Maxmin PRINT SET V N limits PROG Step 1 Step 2 a Press the PRINT PROG a While the 4 is displayed press button until a 4 appears the MAX MIN LIMITS button to view Firmware Versions momentarily C3LM1 gt 3DAA5 the lower level displays the digital processor version 3DAA5 H only the top level displays the analog processor version the lower level displays the digital processor version AC AMPERES Agea 089 8 8 0 0 6 55 Step 3 a While the 4 is displayed press the SET or T H D K button for the LED test gt All segments and annunciators glow simultaneously the display will then return to current reading 28 Electro Industries GaugeTech Part Il Programming CHAPTER 6 PROGRAMMING OVERVIEW 6 1 General Procedure To program your 3DAAS you will Po ge 6 4 Select a programming GROUP to work in section 6 3 Select a FUNCTION or SWITCH PACK within that GROUP section 6 3 Change the selected parameters of the FUNCTION or SWITCH PACK with DATA ENTRY section Enter a password to gain access to the programming mode section 6 2 5 Exit the
46. r Please make a note of the value here before using any other function in this group If the STD CORR value is inadvertently lost or changed contact EIG for assistance 9 1 Calibration Requirements Functions 0 5 of Group 2 High and Low End Calibration can be calibrated by qualified site technicians if a stable calibration source can be applied Otherwise the meter should be returned to EIG For calibration purposes the 3DAA5 requires precise inputs of 5 Amps and 2 5 Amps for High and Low end calibration Group and Function Function Amp Value r Standard Correction Factory procedure only KK MR o 21 High End Calibration AmpsB 5A 2 High End Calibration Amps C 23 MidRangeCalibration Amps A a Mid Range Calibration AmpsB 2 5A P Mid Range Calibration Amps C 2E Exit Programming Group 2 Table 9 1 Group 2 Programming Format Calibration Type Ranges Calibration Full Scale Calibration Value Source Setting Scale Factor AMPS Hi End 1000 5 CT 1000A 1000 AMPS Lo End 1000 5 CT 500A 0500 Table 9 2 Calibration Source Full Scale and Value Settings for Calibration Note Contact EIG if calibrating amperage channels with CT ratios other than those shown above Electro Industries GaugeTech 43 CHAPTER 9 METER CALIBRATION 3DAA5 3DAA5 H 9 2 Group 2 Functions 0 5 High and Mid Range Calibration of Amp Channels Note Full Scale Setting for
47. res Those personnel should have appropriate training and experience with high voltage devices Appropriate safety gloves safety glasses and protective clothing are recommended During normal operation of the meter dangerous voltages flow through many parts of the meter including Terminals and any connected CTs Current Transformers and PTs Potential Transformers all l O Modules Inputs and Outputs and their circuits All Primary and Secondary circuits can at times produce lethal voltages and currents Avoid contact with any current carrying surfaces Do not use the meter for primary protection or in an energy limiting capacity The meter can only be used as secondary protection Do not use the meter for applications where failure of the meter may cause harm or death Do not use the meter for any application where there may be a risk of fire All meter terminals should be inaccessible after installation Do not apply more than the maximum voltage the meter or any attached device can withstand Refer to meter and or device labels and to the Specifications for all devices before applying voltages Do not HIPOT Dielectric test any Outputs Inputs or Communications terminals EIG recommends the use of Shorting Blocks and Fuses for voltage leads and power supply to prevent hazardous voltage conditions or damage to CTs if the meter needs to be removed from service CT grounding is optional The UL Measurement Category of the met
48. stries GaugeTech 1 CHAPTER 2 MECHANICAL INSTALLATION 2 1 Explanation of Symbols ini D S amp S CAUTION RISK OF DANGER DOCUMENTATION MUST BE CONSULTED IN ALL CASES WHERE THIS SYMBOL IS MARKED CAUTION RISK OF ELECTRIC SHOCK PROTECTIVE CONDUCTOR TERMINAL ALTERNATING CURRENT BOTH DIRECT AND ALTERNATING CURRENT DIRECT CURRENT 2 2 Mechanical Installation METER NOTES To clean the meter wipe it with a clean dry cloth Meter s environmental conditions Operating Temperature 20 C to 70 C 4 0 F to 158 F Storage Temperature 30 C to 80 C 22 F to 176 F Relative Humidity 90 non condensing Ventilation requirement Natural convection cooling is adequate Allow unobstructed airflow around the unit and monitor for a rise in temperature when the meter is installed in an enclosed cabinet The meter has no specific protection against ingress of water The rating of this meter requires all input and output terminals to be connected permanently modification and maintenance of any kind should be performed only by qualified personnel Rated Altitude 2 000 meters maximum The diagrams on the following pages display the possible mechanical installations for the 3DAA5 and installation of the optional Communication Converter All measurements are in inches Electro Industries GaugeTech CHAPTER 2 MECHANICAL INSTALLATION 3DAA5 3DAA5 H y 36 CABLE
49. the channel being calibrated must be set according to Table 9 2 BEFORE beginning this procedure To calibrate amperage channels For Functions 1 and 2 Step 1 Enter programming mode see Chapter 6 A AC AMPERES _ MAX j SA MIN Es C3LM1 OB C3LM2 Ec EN Lo fuse as y Step 2 a Press the C N button until 2 appears b Press the PRINT PROG button to activate A one digit password is required to continue c Press the MAX MIN LIMITS button until a 5 appears in the lower display press PRINT PROG to select it m AC AMPERES _ MAX Afi TA MIN L ul C3LM1 MUC A SB ome Ii LIU DA A gt c C ii L Ld N O 60 Eure ee ser y Step 4 gt Enter the calibration value using the standard data entry method b Press the MAX MIN LIMITS key to scroll through the first digit of the field A AMPERES MAX jf CA MIN LL LMI OB C3LM2 ILI C Moc Li LION C fant CRN ser Step 3 Refer to Table 9 1 for the Function Number corresponding to the channel you wish to calibrate a Press the C N button to scroll through the channels and PRINT PROG to activate E AC AMPERES MAX Ai TA MIN tl M QC pcs cM jdd 110 Ec EN 1 PRINT V UN pos PROG SET Step 5 a When the display shows a number you want to enter press the PRINT PROG
50. thout notice No part of this manual may be reproduced or transmitted in any form or by any means COPYRIGHT electronic or mechanical including photocopying recording or information storage or retrieval systems or any future forms of duplication for any purpose other than the purchaser s use without the expressed written permission of Electro Industries GaugeTech 2008 Electro Industries GaugeTech All rights reserved Printed in the United States of America Table of Contents PART INSTALLATION amp OPERATION Chapter1 Overview The 3DAA5 vs The 3DAA5 H 1 Chapter 2 Mechanical Installation 3 2 1 Explanation of Symbols 3 2 2 Mechanical Installation 3 Chapter 3 Electrical Installation 7 3 1 Important Considerations When Installing Meters 7 3 1 1 Measurement Inputs Rating 8 3 2 Connecting the Current Circuit 8 3 3 CT Connection 9 3 4 Connecting the Voltage Circuit 9 3 5 Selecting the Voltage Fuses 9 3 6 Connection to the Main Power Supply 10 3 7 Electrical Connection Installation 10 3 8 Relays and Protection 13 Chapter 4 Communication Installation 15 4 1 RS232C 15 4 2 RS485 15 4 3 Network of Instruments and Long Distance Communication 20 Chapter 5 Senor pera on 23 1 Accessing Max Min Values 23 gt Resetting Max Min Values 23 5 3 Accessing LM1 LM2 Set Limits 25 5 4 Accessing of T H D and K Factor Functions the 3DAA5 H 25 5 5 Access Modes 26 5 6 Printing Operating Data 27 5 7 Printing Programming Data 27 5 8
51. tion 6 5 Electro Industries GaugeTech 45 CHAPTER 10 PROGRAMMING GROUP 3 INPUT CORRECTION RATIOS The 3DAAS is constructed of two separate modules joined by a connector and secured with two screws The front module meter module contains the microprocessors displays and related circuitry the rear input module supports all incoming signal connections Although simpler in design the input module does contain some step down circuitry Due to normal CT tolerance and resistance limitations small channel offsets unique to each input module can be seen They are measured at the factory and printed on the face of the input rear module We refer to them as CORRECTION RATIOS The Programming Mode makes it possible to key in the CORRECTION RATIO values of any input module to which the meter is attached This allows a site technician to move a meter to a different input module re program the correction ratios and resume accurate power metering Warning An incorrect entry will result in false readings Group and Function Number Function_______ Correction Ratio gt 9 HiEnd Correction Ratio Amps A a Hi End Correction Ratio Amps B 02 po Hi End Correction Ratio Amps C 3 Lo End Correction Ratio Amps A 34 Lo End Correction Ratio Amps B 01 85 Lo End Correction Ratio Amps C Exit Programming Group 3 Table 10 1 Group 3 Programming Format 10 1 Group 3 Functions 0 5
52. twork of instruments the RS485 Transponder is required In a two wire connection a maximum of 900 instruments can be included in the same network as shown in Figure 4 6 In a four wire connection a maximum of 3600 instruments can be included in the same link as shown in Figure 4 7 Modems dedicated or dial up can be utilized when the instruments are located at great distances However the modem should be setup to have auto answer at the recommended value of 1200 baud rate You may want to use a Modem Manager RS485 RS232 Converter When speaking to most RS485 or RS232C based devices the remote modem must be programmed for the communication to work This task is often quite complicated because modems are quirky when talking to remote devices To make this task easier EIG has designed a Modem Manager RS485 to RS232C converter This device automatically programs the modem to the proper configuration Also if you have poor telephone lines modem manager acts as a line buffer making the communication more reliable Use modems dedicated or dial up when the instruments are at great distances However set the modem to auto answer at the recommended 1200 baud rate if noise conditions exist Modem Connected to Computer Originate Modem Programming the Modem Comply with the modem s instruction manual and follow these instructions RESTORE MODEM TO FACTORY SETTINGS e This procedure erases all previously programmed settings SET MODEM TO DI
53. utton until 030 appears b Press the PRINT PROG button to activate Group The current setting for PACK 0 is displayed in 0 the bottom level AC AMPERES AC AMPERES MAX no MIN LE a OLM1 D LM2 C3MAX n OMIN LE 4 LM COLM2 Step 4 Step 5 a Press the MAX MIN LIMITS button until the a Press the MAX MIN LIMITS button to toggle the desired PACK is chosen For example PACK 1 first segment to the desired setting The current setting is displayed in the bottom b Press the PRINT PROG button to store each level setting and proceed to the next one b Press the PRINT PROG button to activate the c When all the desired switches are set the new data entry sequence setting will be displayed in the bottom level The previous setting shifts to the middle level To exit see Chapter 6 section 6 5 and four dashes appear in the bottom level 38 Electro Industries GaugeTech 3DAA5 3DAA5 H CHAPTER 7 GLOBAL METER SETUP 7 5 Group 0 Functions 4 5 Time Delay for Relays I amp Il Option NL The time delay for relays 1 and 2 can be set between 0 255 seconds in GROUP 0 FUNCTIONS 4 5 This allows a user specified period of time to pass before a relay or alarm is activated If a time greater than 255 seconds is entered the meter defaults to the maximum value of 255 seconds For example relay 1 is set for 1000 Amps If the meter measures 1001 Amps the relay will trip o
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