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KW8M Eco-Power Meter User`s Manual

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1. shales 47 T COMMING aa aa sees oum arn oi cota bg Dat aan eru aan aon ed bana ss ue Pls ase antes 47 7 4 MODBUS RTU Communication cc cccecceccecccceeeesseeeceeeecaeseeecceeeesseeussseeeeeessseauaseeeeeessuaaaseeeeeeeeesesags 49 7 4 1 Overview of MODBUS R TU 0occccnnccccccccccnnccccccconncconnncnncononnnnonnnnonnnnnnnnnnnnnnnnnnnnnnennnnnnnonannrnnnnnnnonns 49 TE LADEN UU II TT 52 Chapter 8 Battery for Memory Backup only for AKW8111H ooccccccccccccccncccccnnccncnnncncnnoconononononoconnnnos 56 EM O Fo dia ad IU O ede fU Ups rera Lus M 56 9 2 How to Replace Bale Vinil delo scia 56 oa SIA REMOVE erenn rn PO TI of A E d ordeo avoue ele buo fc edes susie ae tuas ce Lon ie doas te vede Dad of Clhapter 9 opecilloatlODiS a a A cd 58 S SE EVAL UTM sarees NOR RCRUM RP 58 9 2 Input OPecnicatlonS lata 59 9 2 1 Electric power INPUL cccccceeccccssseeeceesseeceeseeecsaeeecsaseecseasecessaseeecsaueeeseseeessageeessasseeessensesessags 59 9 22 PUSE TD riada AS A LEM ER MUR UN CUEE 60 9 3 Pulse output Transistor output SpecificatiONS coconcccccconncoconcnnoconnnnonnonnnnonancnnonnnnnnnnnnnnnonanenennnnnnns 60 9 4 COMMUNICATION SDECHICAT OMS atado Duis rid duin acu a cae aa Ramiro mfra ava n Uam CQ eR RR DURO NI NUR 61 9 5 Option Specifications only for AKW8B111H ooocccncccccncnnccccconcnnncononncnnnnononnnnnnnnonnnnnnnonnnnnnnononnnnnnncnnannns 61 9 6 Dedicated Current Transforme
2. lt gt gt If you measure the current over 50 0 F S set to 50 0 Panasonic EXAM 1 0 00 0 Tr Fut Ii TEM TA pt SHIF valde ears ines tes V 2522 3 0200 Eca POWER METER Wii LUI gt eC a aa CD us UA 0200 200V Increase value Decrease value SET Shift place to set Shift place to set Increase value Decrease value SET Shift place to set Shift place to set Cutoff current setting mode Enter cutoff current using lt A gt V lt I gt D If you don t measure the current under 10 0 F S set to 10 0 1 0 50 0 Panasonic KWBM riu dc L LUI ITE PA Increase value ya Decrease value Eco POWER METER Unit for pulse output setting mode Press lt A gt lt V gt to change unit for pulse output Unit is selected from 0 001 0 01 e 0 1 amp 1 10 e 100 AL P Alarm Panasonle KWAM Cnt Count output KWEM Panasonic KWEM mou mc un m lud mo un ELLE LEM E20 8 i Min mre i VII VE i LU Og p Lut ug I wr am eir A a Doa Doa soo us 22 UA pood 0200 0200 0200 0200 Eco FOWER METER Eco POWER METER Eco POWER METER Eco POWER METER 0 001kWh 0 01kWh Panasonic KWEM Panasonic KWM TR D DLO E 70 00 LIN ru vu DE EN 00 06 LOL a9 ceed MW a LL LOG lis naa gt a ar Ga oa VA ITE Len a enn con CER Doa Doda a G 2 A Go ue ev 0200 0200 0200 Qo UO Eco POWER METER Eco POWER ME
3. 3 5 idle Slave Function Data item Number of Error check 3 5 idle characters address code data CRC 16 characters 01H O6H 0032H 07DOH 2BA9H 1 1 2 2 2 character number Response message from slave in normal status 45 idle Slave Function Data item Number of Error check MU eh arae are address code data CRC 16 e RA d 01H 06H 0032H 07DOH 2BA9H 1 1 2 2 2 character number 50 3 Reset integrated electric power 0064H 0065H 2 word of address 1 When setting to O 0000 0000H Command Slave Function Data item Number of Number of 3 5 idle dd d data item to d gt characters a ae yr 0064H write ud MONA 01H 10H 0002H 04H character number Date 1 Date 2 Error check E gt CRC 16 characters OOOOH OOOOH F474H 2 2 2 character number Hesponse message from slave in normal status Number of Slave Function Data item Error check PO ados cove AF eee 01H 10H ems ood C Xd B 00cm o e 073 character number A response message from the slave in exception error status When number of data has been mistaken Function code MSB is set to 1 for the response message in exception error status 90H The exception code 03H Value out of the devise numbers is returned as contents of error Number of 3 5 idle sna Bu data item to LN characters m ete write ala 06H 01H 10H 00
4. 50A 100A 250A 400A Dc c side 1 67mA 16 7mA rn TUM m Winding Turn 3000 3000 2000 2000 2 0 F S AC1000V 1 min AC2000V 1 min Breakdown voltage initial Between through hole Between through hole and output lead wire and output lead wire Min 100M at DC500V Between through hole and output lead wire i i 3 5mm Eden 10 to 55Hz 1 M Um of 0 375 resistance 10 to 55Hz 1cycle minute single amplitude of 0 15mm 10 min on X Y and Z axes Shock Min 98m s 4 times on X Y and Z axes resistance Min 204m s 5 times on X Y and Z axes Output protection level 7 5V with clamp element 3 0V with clamp element clamping frequency Ambient humidity Trunk cable included Trunk cable included without trunk cable without trunk cable Note Dedicated current transformers CT AKW4801 4802 4803 4804 are dedicated for low voltage under 440V system They can not be used for high voltage circuit In case measuring high voltage circuit make a 2 step construction by combination of a commercial CT of secondary side current 5A for high voltage and the dedicated CT for 5A AKW4801 Destructive 02 mmmmmmmmmmmmmmmmmmmmmE 9 7 Self diagnostic function lf an error occurs the following indication will be given Output status ERRO O AS Turn the po
5. O to 99 O always on Pun Sign less 32bit Sign less 32bit res mesma COU Seneca emm n rocio apoeronponor OOVA Armes nose a 44 Only for AKW8111H wm WEE eta RS TED preo ea Somes oo os ooon P rome ae EIA E m mem NES O ag Dn Senses o a FET e pre DONA Senos so a TUM ee on ICE SO umi ov jme pee EN SEM mmu on EI EN mem ag meme 00 Dr Stem Ut emere ommo 8 XL pe mem em n ER III 0T eee EE eme ERE VERE Co ECO 3 5 IER LEE ee i C Eee OEI EN D EEIGWADTIPTIT a E ECNMNDIIPTTITI ON E me on remm mm E EII EN Tus m on ten o 8 T scr 00 este ono CN Stem UA menm ovino 8 Siete Ut menm ommo 8 BEE gm EII n 45 Calendar timer monitor Higher word Lower word Be Hour Minute Signtess it H 00H to 23H M 00H to 59H EM Calendar timer Higher word Lower word Calendar timer Higher word Lower word Calendar timer Higher word Lower word Calendar timer Higher word 1 1 2 5 3 10 4 15 5 30 6 60 DT00080 SRAM Initialize Sign less 16bit 0 OFF 1 ON DT00098 Integrated active power for arbitrary 0 01kWh Sign less 32bit 0 to 999999999 R W DT00099 period Note1 R Read W Write 2 Data register except specified is O 3 DT00061 00062 Unit for pulse output is numerical value in the range of data register 4 If each setting value is wrote by communication it memories to internal EEP ROM at the same time Therefore change setting
6. A Alarm value setting mode AL P 2 Preset value setting mode Cnt 2 Electricity rate setting mode RATE MODE4 Setting for optional function DIA pA omar yA nomar A A U US A a a FILI HF Ww MILI JI Ul lt Ii N SHIFT m SHIFT v v MODE 2 MODE 3 MODE 4 Max measurement Auto off speed setting mode i ih moue setting mode Hz OFF Station number Log cycle setting mode setting mode NO LOG 3 Transmission speed setting mode SPD Transmission format setting mode FMT Initialize memory of main unit S FMT 3 Response time setting mode RESP Note Press lt MODE gt to return Monitor MODES Setting for serial communication R8485 iO a UCI r MODE 5 Calendar timer setting mode CAL 3 1 Primary side current of CT setting mode is only when 5A is selected on CT type setting mode 2 Alarm value setting mode Preset value setting mode is only when ALARM or Cnt is selected on Unit for pulse output setting mode 20 5 2 Setting Mode Explanation NW The value with under line is initial setting among each setting value Set before measurement 5 2 1 MODE Mode for setting each parameter for power measurement Mode defines phase and wire system to measure Select from Single phase 2 wire Single phase 3 wire Three phase 3 wire Three phase 4 wire When Single phase 3 wire or Three phase 3 wire is se
7. Frequency Sample of 50 0 Panasonic KW8M a EN Hz Lighting 3 10 Hour meter Press ITEM key to display the load ON time or load OFF time measured by CT1 Press lt SHIFT gt key to change the load ON time to load OFF time x ON h and OFF h display disappears after a few seconds by pressing ITEM key or lt SHIFT gt key ON time h Sample of 76543 2h Panasonlc KW8M Panasonic KW8M E m Wi IA ul I ITITI Blinking the decimal point O T during measurement of A ON time LOCK after a few seconds E OUT LOG cos A kW kwh LOG cos A KW SOL Wn DEMAND Hz V kvar kvarh COUNT MIME CHARGE KVA KVAR Jl FD mo eme 0200 Lighting 0200 Eco POWER METER Eco POWER METER P i OFF time h Sample of 34567 8h Panasonic KW8M Panasonlc KW8M II zt ug 8 d I ICTU Blinking the decimal point LI 111 during measurement of OFF time LOCK gt OCK ou after a few seconds V a oe J CHARICE E Ue jJ SHIFT ITE 0200 Blinking Eco POWER METER 0200 Eco POWER METER When load current is under the setting current for time measurement HM A it measures as OFF time When load current is exceeded to the setting current for time measurement HM A it measures as ON time Current for time measurement HM A is set to under cutoff current CUTA all current is measured as OFF
8. Lt na HL Eco POWER METER 3 16 Integrated electric power active for arbitrary period only for AKW8111H You can measure an integrated electric active power for arbitrary period Press ITEM key to display the Integrated electric active power Press lt START STOP gt key to start measuring Press lt START STOP gt key again to stop measuring Integrated electric power active for arbitrary period Sample of 12 34kWh IPanasonic TIME Lighting SEN Ha V var exar A GNE E KA KVAR usas JE 0200 Eco POWER METER kWh Blinking Blinking the decimal point during measurement Integrated electric power is measured and displayed from 0 00 to 9999999 9 kWh The decimal point is changed automatically oo 999999 99 gt 1000000 0 gt 9999999 9 E After reaching the full scale 9999999 9 the value reverts to 0 00 but continues to measure How to reset the integrated electric power active Hold down SET key and press MODE key makes integrated electric power clear Reset 3 17 Calendar Timer only for AKW8111H It displays the present time Press lt ITEM gt key to display the month day and time Calendar timer Sample of May 1 12 00 Decimal point is blinking TIME Lighting Eco POWER METER Chapter 4 Various Functions 4 1 LOCK mode It is the mode makes all keys unable Use when you want to fix one of the measurement displays For
9. a E R U 5 c cos CA kW kWh DEMAND Hz V kvar kvarh COUNT TIME CHARGE KYA kVAh LOG cos amp CAD KW kWh DEMAND Hz C V kvar kvarh COUNT TIME CHARGE kVA kVAh E o rl 7171 poor 0400 0200 Eco POWER METER Eco POWER METER Displayed measurement items are as below Power Monitoring Mode Monitor Integrated electric power Active Reactive Apparent Instantaneous electric power Active Reactive Apparent Current CT1 CT2 CT3 Voltage Between P1 PO Between P2 P0 Between P3 P0 Electricity charge Power Factor Frequency Hour meter Pulse counter Option Mode Option Monthly integrated electric power Active Reactive Apparent Daily integrated electric power Active Reactive Apparent Hourly integrated electric power Active Reactive Apparent Integrated electric power Active for arbitrary period Calendar 3 2 Outline for the Working of Power Monitoring Mode Display It displays measured value as below with Power Monitoring Mode Integrated electric Integrated gt Integrated gt Integrated active power lt SHIFT gt reactive power lt SHIFT gt apparent power Press lt SHIFT gt to shift active reactive apparent gt active ITEM Instantaneous electric Instantaneous Instantaneous Instantaneous active power lt SHIFT gt reacti
10. gt reactive gt apparent LOG Lighting Sample of 1234567 8kWh Panasonic Kwg8M UTA Uc irm ecu x DIC DIO Select date and it displays daily integrated power after 2 seconds Loco GS ee CAD OW GD GO CHz2 CV wan Gand ri aw pl 200 Eco POWER METER Sample of May 1 2008 When date or electric power is displayed press lt lt P gt key to change date Backward Eco POWER METER kWh Lighting Sample of May 2 2008 00 00 00 23 59 59 Reactive power kvarh Sample of May 2008 kvarh Lighting kVAh Lighting Sample of 432 1kvarh Sample of 1234135 7kVAh d ct iz L3 i Gs EE Oe 100 la ul EXT IEC E DA WNAND A 0200 Eco POWEA METER mr N Sample of May 3 2008 Panasonic KWAM TN ZII Eoc ePOWER METER Eec POWER METER 15 3 15 Hourly integrated electric power only for AKW8111H Press lt ITEM gt key to display Hourly integrated electric power You can check a log data for 2232 hours max Press lt SHIFT gt key to shift active power reactive power apparent power Press lt lt gt lt gt gt key to change the time It doesn t shift to next hour of calendar display Period of hour is designated as below table Example n Display 00 00 01 00 02 00 Lower line Measuring From period 00 00 00 Pose Hourly integrated electric power Press lt SHIFT gt to shift active gt reactive gt ap
11. Mount new battery within 3 minutes after removing the old battery Fi e qe T T 1 Insert the battery in a battery holder horizontally and 2 Make sure the battery is securely placed in the battery insert by the marked direction with side facing up holder Connector Hooks B x r Hooks 3 Insert PC board block with battery to connector so that 4 Insert PC board block to the end not to make mistake it is fixed with 2 hooks of top and bottom the direction and fix with 2 hooks correctly The side with battery is inside f the direction is different it can not be inserted to the end Be sure to check the direction Chapter 9 Specifications 9 1 Main unit Rated operating voltage 100 240V AC Rated frequency 50 60Hz common Allowable operating 85 264V AC 85 to 110 of rated operating voltage voltage range Allowable momentary 10ms power off time Ambient temperature 10 to 50 C 25 C to 70 C at storage Ambient humidity 30 to 85 RH at 20 C non condensing Between the isolated circuits A Outer edge case All terminals 2000V for 1min B Insulated Circuit note Cut off current 10mA GND All other terminals However protective varistor excluded Operating power supply terminals Analog input terminals Operating power supply terminals Breakdown voltage initial Between the isolated circuits Pulse input terminal Insulation SOOM or more RS485 AIl other terminals resistance ini
12. RTU protocol it works only with 8bit Response time setting mode RESP Mode defines serial communication RS485 response time of main unit When command is received it sends response after setting response time passes t can be set the range of 5 to 99 ms z O w MODES Setting flow chart Monitor n n Protocol setting mode Press A V to change communication protocol Communication protocol is selected from MEWTOCOL MODBUS RTU Panasonic KWAM Panasonic KWBM i Fog ng FO Tin pod BU l rucuuw Ea m Sis sgir Spurs lt SET gt da Sua gogo geo MEWTOCOL MODBUS RTU NO E reer Station number setting mode Enter the station number using lt A gt V 1 lt gt gt Station number can be entered the range of 1 to 99 Panasonic KW M rut Vt Increase value a SJ Decrease value ou on d CARO DN V lt SET gt OR 53 Shift place to set 9200 Shift place to set Transmission speed setting mode Press A V to change transmission speed Transmission speed is selected from 19200 2400 4800 9600 Panasonic KWAM Panasonic KWEM Panasonic KWBM Panasonic Kwem ro ro ad Ic t Iv ag AW c A M ul Ar CI t ct 10 ii ru WA na Il A AL scan SERT Sse EE 0200 200 aeo pago Eco POWER METER Eco POWER METER Eco POWER METER Eco POWER METER 19200bps 2400bps 4800bps 9600bps Pr
13. Self diagnostic error No Bcc 2 characters 2 characters 4 characters 2 characters 4 characters CR x16 x16 rr LLA LLA LLA V y With this unit it responses 99 for Model codel 13 for Model code2 lower word higher word note1 Even if it commands to write to non existent data address slave response with acknowledgement However it doesn t write note2 Even if it commands to write the value out of the setting range slave response with acknowledgement However it doesn t write note3 The maximum number of reading slaves is 26 57 bite the maximum number of writing slaves is 23 55 bite 48 smm 7 4 MODBUS RTU Communication 7 4 1 Overview of MODBUS RTU 4 8 bit binary data in command is transmitted as it is Data format Start bit 1 bit Data bit 8 bits X7bits is not available Parity No parity Even parity Odd parity Selectable otop bit 1 bit Fixed Error detection CRC 16 Cyclic Redundancy Check Data interval 3 5 character transmission time or less Message configuration RTU mode is configured to start after idle time processing of more than 3 5 character transmissions and end after idle time processing of more than 3 5 character transmissions 3 5 idle Slave Function Dat
14. all displays In this mode you can not input by any keys When you press lt SET gt key continuously for about 3sec TITAN the LOCK is displayed and the indicator lights After 1 CUL about 3 sec LOCK is disappeared and the display shift to previous display All keys become locked pressing them will have no effect Press lt SET gt key continuously for about 3sec again to release Lock mode The LOCK indicator goes off and the lock mode is released unlocked Lock indicator Eco POWER METER Eco POWER METER 4 2 Display while communication TX RX indicator is blinking while Eco POWER Fuse NEM METER is under communication TX RX indicator NE COUNT TIME CHARGE KVA KVAN J az MM CAL Eco POWER METER 4 3 Display when pulse output OUT indicator is lighting when pulse output Panasonic KW8M y OUT indicator DD i Eco POWER METER Chapter 5 _ Settings 5 1 Operation procedure MODE 1 Setting for power measurement MODE2 Setting for pulse measurement i MODE mimi m uw 4 I SHIFT v MODE 1 Phase Wire system setting mode SYST CT type setting mode CT T 1 Primary side current of CT setting mode CT 1 1 Voltage range setting mode VOLT VT setting mode VT Current for time measurement setting mode Unit for pulse output setting mode PL P
15. and an electric shock Connect to the power supply in compliance with the rating Refer to the wiring diagram to ensure proper wiring for the power supply input and output Do not perform wiring or installation with a live line It may also lead to circuit burnout or fire by way of the secondary CT side opening Do not add voltage and current to an output terminal from outside B installation Installation and wiring must be performed by expert personnel for electrical work or electric piping The power supply terminal and voltage input terminal of the main unit is common Therefore if additional noise effects the power supply line incorrect measurements may result Eco POWER METER is designed to be used in a control panel As to measurement If there is some distortion by harmonic or waveform it may not measure correctly Please check with the actual system before adopts it B Static electricity Discharge static electricity touching the grounded metal etc when you touch the unit Excessive static electricity might be generated especially in a dry place B Cleaning Wipe dirt of the main unit with soft cloth etc When thinner is used the unit might deform or be discolored B Power supply Connect a breaker to the voltage input part for safety reasons and to protect the device The breaker that connects to the voltage input part must arrange at the position easily reached and display shows it is the breaker of the equip
16. are subject to change without notice Printed in Japan
17. commercial CT 1 Select 5A at CT type setting mode CT T 2 Set the primary current of measured commercial CT Secondary current 5A at primary side current of CT setting mode CT 1 lt ex gt If the measured CT is 400A 5A set to 400 3 Clamp the dedicated CT for 5A AKW4801 which is connected to the main unit first to secondary side of the commercial CT CT direction K gt L should be set for the commercial CT direction Connection example Power supply pe E EN l Ammeter etc Breaker Eco POWER METER i Tes cc n mm a oo oo ii Li Secondary current Das K 5A I L K PERE Commercial CT a G EEA Dedicated CT ForsAj E ED L eee eee 3 AKWA4801 38 aaa 6 3 For input connection Input connection Contact input Use highly reliable metal plated contacts Since the contact s bounce time leads directly to error in the count value use contacts with as short a bounce time as possible In general select 30Hz for max counting speed Non contact input Transistor input Connect with an open collector Use the transistor with the following specifications Vceo 20V min Ic 20mA min lcgo26 u A max Use transistors with a residual voltage of less than 1 5V when the transistor is ON Short circuit impedance should be less than 1k 9 When the impedance is 0 drain current is approx 7mA Open circuit impedance should be more than 100k Input wiring Please wire as short as possible
18. daisy chain the RS485 transmission line between each unit Do not use a splitter Fig 2 With a terminal station RS485 E No 10 and RS485 No 9 should be shorted Eco POWER METER Eco POWER METER l General station Terminal station Fig 1 elTe Sheilded cable VA Sheilded cable Wn as f To RS 485 device Class D grounding Class D grounding Fig 2 Terminal Terminal station Correct wiring fea o ad E Incorrect wiring X Recommended Cable Use the transmission cables shown below for Eco POWER METER RS485 communication system Insulator X Conducto SU ESL FE size ae eee Thickness FE Apple CADIE 1 25 mm HITACHI Max Approx KPEV S Twisted porel id 0 5 mm 8 5 mm 1 25 mm x 1P pair Belden Inc 9860 with shield 0 5 mm m pir die Max 33 4Q km Polyethylene 0 5 mm 7 8 mm 0 5 mm x 1P Belden Inc 9207 0 75 mm Max m VCTF VCTF AWG18 Max 25 1 Q km pp 0 75 mm x 2C 0 6 mm 6 6 mm or more JIS Cable Notes 1 Use shielded type twist cables 2 Use only one type of the transmission cables Do not mix different types of the cables 3 Use twist pair cables under a bad noise environment Shield Jacket Twisted pair with shield Conductor Insulator Jacket Conductor Insulator 6 6 Low Voltage Directive When using in the application confirming to EN61010 1 IEC61010 1 make sure to satisfy the following conditions 1 Pulse output part a
19. em response when an error occurs Destination and source AD H L Two digit decimal 01 to 99 ASCII codes Command messages contain a station number for Eco POWER METER that receives the message When FF ASCII code table is used however the transmission is a global transmission sent to all stations at once Note When a global transmission is sent no response to the command message is returned lt O Block check code Bcc H L Two digit hexadecimal 00 to FF ASCII codes These are codes horizontal parity that are used to detect errors in the transmitted data If js entered instead of Bcc however messages can be transmitted without the Bcc In this case the Bcc is included with the response Error code Err H L Two digit hexadecimal 00 to FF ASCII codes These indicate the content if an error occurs Bcc Block Check Code The Bcc is a code that carries out an error check using horizontal parity to improve the reliability of the data being sent The Bcc uses an exclusive OR from the header to the final character of the text and converts the 8 bit data into a 2 character ASCII code Example 0 1 H R T O 1 CR T T T 1 1 Header Station No 1 Command RT 2 character Command Bcc 0 1 H R T O 1 25H 30H 31H 23H 52H 54H Bcc H 0 30H Bcc L 1 31H Takes exclusive OR Converts to ASCII format 43 7 3 2 Data Register List Common to AKW8 series a Data register Kind of data DT00050 0 to
20. lt gt key to change months 14 15 April 00 00 00 Active power kWh Sample of May 2008 m month Lighting LOG Lighting a a kA MEAT Go us LUA G20 Eco POWER METER I I ru AL ul ua o o um ra RED mak in NEC nape mo EE miD gar DONC WO a us A LA Ovi E amp c POWER METER Backward Eco POWER METER Heactive power kvarh Sample of May 2008 kvarh Lighting E Cea Oe Om CONI MD DEED OU NUS Sewn 0200 Eco POWER METER COS MHE EUES DOT RS Go G LWA 0200 Eco POWER METER Backward Apparent power kVAh Sample of May 2008 KVAh Lighting mes Het 17 Ux ee EM DNE Suus i WAL BAT CGS tA 02400 Eco POWEA METER ane NOM cz 0200 Eco POWER METER 3 14 Daily integrated electric power only for AKW8111H Press ITEM key to display Daily integrated electric power You can check a log data for 93 days max Press lt SHIFT gt key to shift active power reactive power apparent power Press lt lt gt lt gt gt key to change the date It doesn t shift to next date of calendar display Period of day is designated as below table Example Display 05 01 1st 05 02 2nd 05 03 3rd Lower line Measuring st period to May 00 00 00 23 59 59 Daily integrated electric power Active power kWh Sample of May 2008 m month Lighting Press lt SHIFT gt to shift active
21. o de 1 13 Me astro mente em 2 Chapter P ans Name and VVOUKIFIQ usb 3 2 Mick ALL SHIN GAIN S ia caia 3 2 2 Select Keys FUNCIONS sica a 3 Chapter 3 Display ofeach Value ocu ode n oo deb tone ceeded ee des eee ewe 4 3 1 VV ONKING Ol Monitor LIS Pl sra iaa 4 3 2 Outline for the Working of Power Monitoring Mode Display ccoooocconccccoonconcccnonccononnancnnncononncnnnnns 5 3 3 Imedrated Elec POWER m 6 3 4 Instantaneous ElCCIIC DOWOL sita A AA A dE 7 9 9 UI a MEO a a 8 A A 9 S ElSomciy ON ica dilata 10 Seeders e T Lm 10 3 9 FFCCUGCING mM ET 10 310 TOUR TMG LCM cus Decius Vader Cito ceu li eru dat Sa a diana 11 A eC ee ne eee en 12 3 12 Outline for the Working of Option Mode Display only for AKW8111H ooonccncccccccccnncccconccncncnancns 13 3 13 Monthly integrated electric power only for AKW8111H ococccccnocccnnccccoccnnccccnoconncnnnnaconnononancnnnononanenos 14 3 14 Daily integrated electric power only for AKW8111H oooocccccccccccnccccconccnncnnnnncnnnonononcnnnononancnnnononanonos 15 3 15 Hourly integrated electric power only for AKW8111H ooocccccccnncccnncccoccconcnononcnnnononancnnncnnnannnnnonanncnnos 16 3 16 Integrated electric power active for arbitrary period only for AKWSa1 11H 17 3 17 Calendar Timer Only Tor AISWBTTTED s iod oisi ete lose tt ii 18 Chapter 4 Various FUNCUOA SA A idas 19 RS OP M anoo m tiara 19 4 2 Disp
22. optional function Auto off setting mode OFF Display LED turns off automatically when there is no key operation for a long time Off time can be set the range of 0 to 99min Panasonic KW8M 0 should be set if you want to turn always light on 1 99 should be set if you want to turn light off at setting time After turns off the backlight any key operation makes it turns on After turns off the backlight one decimal point at the right end is blinking DEMA kvar kvam COUNT NC Decimal point Right end em Log cycle setting mode LOG Mode defines save cycle for selected logging eer e a Select from 1 5 10 15 30 60 Eco POWER METER When you d like to save log data every 1 minute select 1 This setting is log save cycle to read out by some software Selected logging In order to check the log data in the memory software is required The recommended software KW Monitor is available to download from our website http www mew co jp ac e in free of charge Only hourly log data can be checked with the display of Eco POWER METER As for the save cycle of log data automatic log displayed in the main unit it is fixed 60 minute without relations for above setting for 60 minutes Initialize memory of main unit S FMT Use to initialize memory of main unit Select OFF and press SET it doesn t initialize Select ON and press SET it initialize memory of main unit Once it initi
23. start measuring select phase and wire system according to the measured load When Single phase 3 wire or Three phase 3 wire is selected it doesn t measure Single phase 2 wire system correctly When Three phase 4 wire system is selected it doesnt measure Single phase 2 wire Single phase 3 wire Three phase 3 wire system correctly Select phase and wire system according to the measured system Refer to the explanation of settin mode L1 CT1 phase current A L2 CT2 phase current A L3 CT3 phase current A Sample of L1 phase 50 0A Sample of L2 phase 50 0A Sample of L3 phase 50 0A Panasonic KW8M Panasonic KW8M Panasonic KW8M P 1 Fi y d N oo IO JN JUR A w w ww nie IC rn 7 07007 igh ng LL LM I gt e LOCK LOC TX RX za mee m CV E iam cy V de ES Y am CE CY Ge n CONT TIME ciance KVA VAR j gt k CONT TIME cHaRSE RVA KVAR j IL COUNT TIME Guace KVA KVAR 7 SHIFT SHI SHIFT ITEM r Gs UA Swi Dood p 200 200 0200 Eco POWER METER Eco POWER METER Eco POWER METER When input current exceeds 150 F S at each range T lada will be displayed Current measurement parts Eco POWER METER measures the current as below L1 CT1 L2 CT2 L3 CT3 Single phase three wire L1 R phase current L2 S phase current BEEN Three phase three wire L1 R phase current L2 T phase current A Three phase four wi
24. time Current flow of CT1 euln NO peo1 O HM A CUTA Ratio of load current 96 C _ _ _ _ Measured as OFF h Measured as ON h After reaching the full scale 99999 9h the value reverts to 0 0h but continues to measure ON ON CT Detection OFF OFF Full scale OFF time How to Reset ON OFF time Hold down lt SET gt key and press lt MODE gt key makes ON time or OFF time clear ON time and OFF time are reset by each Heset ON 3 11 Counter It displays present count value pulse input value Press lt ITEM gt key to display count value pulse input value Count value COUNT Sample of 100 Panasonic KW8M Daa UL Ug LOG cos A KW Ki i wW V DEMAND Hz V kvar kvarh OAND TIME CHARGE KVA kVAh J g Eco POWER METER COUNT Lighting After reaching the full scale 99999999 the value reverts to O but continues to measure How to enter preset value t is entered and set at preset setting mode of MODE1 Refer to the explanation of setting mode How to Reset Count value Hold down lt SET gt key and press lt MODE gt key makes count value clear Reset 3 12 Outline for the Working of Option Mode Display only for AKW8111H It displays measured value as below with Option Mode integrated electric Integrated Integrated Integrated active power lt SHIFT gt reactive po
25. voltage range VT setting mode VT Mode defines voltage input method to the main unit input voltage directly or uses a voltage transformer VT over 440V system t can be set the range of 1 00 to 99 99 1 00 should be set when voltage input directly without connecting VT 1 01 to 99 99 should be set when VT is used to input voltage Current for time measurement setting mode HM A Mode defines for time measured current lt measures ON time and OFF time by setting value t can be set the range of 1 096 to 100 0 F S ex When 10 0 is set the current exceeds 10 0 F S is measured as ON time the current under 10 0 F S is measured as OFF time 7 Measured current is the current of L1 CT1 phase Cutoff current setting mode CUTA Mode defines load current that does not measure Cutoff current Use to avoid miss measurement by wiring or induction noise at no load 0 00kW is displayed for instantaneous electric power 0 0A is displayed for current Integrated electric power is not added t can be set the range of 1 0 to 50 0 ex When set to 10 0 current under 10 0 F S is not added Unit for pulse output setting mode PL P Mode defines unit used for pulse output Select from 0 001 0 01 0 1 1 10 100 AL P Cnt When one of the 0 001 0 01 0 1 1 10 100 kWh is set one pulse is output at reaching the setting value When AL P is set alarm is output at the time when instantaneous active power is over the setting valu
26. 02H T Mistake Data 1 Data 2 Error check 3 5 idle O characters 0000H 0000H 8DB4 Response message from slave to mistaken command Slave Function Exception Error check 3 5 idle address code code CRC 16 3 5 idle characters 01H 90H 0C01H characters 7 4 2 Data Register List Common to AKW8 series MODBUS Data hem Range Hexadecimal pu MEWTOCOL Name Unit Kind of date Range Decimal 0032H Sign less OH to 270FH 003CH Rated A Sign less gt 03H 06H 10H CT type 5 types DT00060 5H 5 32H 50 64H 100 FAH 250 190H 400 1H 1 lt 0 001 gt AH 10 lt 0 01 gt 64H 100 lt 0 1 gt 3E8H 1000 lt 1 gt 2710H 10000 lt 10 gt 186A0H 100000 lt 100 gt 3E7H 999 rms 16bit Instantaneous electric power Values of DT00064 00065 22B 555 lt Count value for output 003DH DT00061 Unit for Sign less 03H 06H 10H Pulse output 32bit 003EH DT00062 Values of DT00154 00155 gt Primary side i 003FH Sign less 1H to FAOH 03H 06H 10H DT00063 current value 1A 1 6bit 1 to 4000 when CT 5A 0040H Alarm value 03H 06H 10H 42 100064 instantaneous o o1kw Sign less 0041H du power 32bit DTO0065 0042H Sign less 64H to 270FH pa LDTOOUBG 100 to 9999 0043H Current threshold for gt Sign less 1H to 3E8H 0044H Sign less AH to 1F4H 0046H Sign less 1H 1 400V 03H 06H 10H DT00070 Voltage range Lx TEE 2H 2 200V 0064H DT00100 Integrated Sign less OH to 3B9AC9FF
27. 0H to 23H M 00H to 59H M 00H to 59H S 00H to 59H D 01H to 31H H 00H to 23H 03H 06H 10H 03H 06H 10H Y 00H to 99H M 01H to 12H Day 00H to 06H 6 types 004BH Calendar timer 03H 06H 10H DT00075 Day 004CH 03H 06H 10H Sign less 16bit 5H 5 6 0H 0 lt OFF gt 1H 1 lt ON gt OH to 3B9AC9FFH DTo0076 bogging cycle setting 0050H mm DT00080 SRAM Initialize 0062H DT00098 Integrated active 0063H DT00099 03H Read 06H 10H Write Data register except specified is 0 If each setting value is wrote by communication it memories to internal EEP ROM at the same time Therefore change setting frequently makes EEP ROMSs life short Avoid to usage like this note 4 Write a data within the range when you write it OSH 06H 10H 03H 06H 10H 0 01kWh Sign less 32bit power for arbitrary period 0 to 999999999 lt D J 2 O O O m rt mr OO O Anz 55 Chapter 8 Battery for Memory Backup only for AKW8111H 8 1 Setting before using Battery is set to the unit AKW8111H when shipping Be sure to set the battery switch ON before starting the unit It can backup the logging data and calendar time When starting to use the unit first or passing long time with battery OFF initialize the memory by memory initialize mode MODE4 or it can not indicate logging data correctly i D Cc C 0 J BATTERY j D LJ OFF gt ON T Z M P No
28. 50 e 400 5 e KEIM ml ie JL qug cd ITEM MTM gt m CC C M teat Mm CC CO c n Ma CSO CO ia n a a a i ta Ge dub yes EUM raa A a iiim As Ha C REO Won fue ma Dep web pei DA pam cmd wu rum b LP EI 3 rm SAA uu Sew ooon oora 0200 0200 0200 a200 0200 Eco FUWER METER EcoPOWER METER Eco POWER METER Eco POWER METER EcoPOWER METER 100 250 400 9 Primary side current of CT setting mode Enter primary side current of CT using lt A gt V lt gt lt gt gt If measured CT is 100A 5A set to 100 If 5A is measured set to 5 Panasonic KWaM 1 4000 Initial 5 E400 04 LL q Increase value ots SHIF T yr Decrease value CETUR 53 Shift place to set Mos rn 0200 lt Shift place to set Eco POWER METER It is only when 5A is selected on CT type setting mode Voltage range setting mode Press lt A gt lt V gt to change voltage range Voltage range is selected from 400V gt 200V Panasonic KVWEBM zu oW Luc Ic Lun nt Ps dos ae x CM E EA Eco POWER METER 400V Panasonic KWBM a BM LU E VT ratio setting mode Enter VT ratio using A lt V gt lt gt lt gt gt If the VT is 440 110 set to 4 00 Panasonic KW M 1 00 99 99 LU iri i TETE A SHIF a ia ee Y coe formal 7 D 0200 Current for time measurement setting mode Enter current for time measurement using lt A gt V
29. 999 9 H After reaching the full scale 9999999 9 the value reverts to 0 00 but continues to measure How to reset the integrated electric power active reactive apparent Hold down lt SET gt key and press lt MODE gt key makes integrated electric power clear Active power reactive power apparent power are reset by each Heset 3 4 Instantaneous Electric power Press ITEM key to display the Instantaneous electric power Press lt SHIFT gt key to shift active power reactive power apparent power ANEGU Instantaneous reactive power kvar ASNAN active power kW p apparent power kVA Sample of 13 56kW Sample of 0 03kvar Sample of 0 07kvar Sample of 13 53kVA kW kvar kVA Lighting Lighting Lighting Panasonic KW8M f LOCK TXRX OUT LOG cos DEMAND Hz V kvarh CHARGE IAD KVAN QS E 2 on r7 71 0200 Eco POWER METER CONT TIME CHARGE KVA KVAN J COUNT CHARGE KVA EVAN COUNT ME CHARGE EVA VAR J aD us L2 UA 0200 Eco POWER METER Eco POWER METER Eco POWER METER Instantaneous reactive power is minus value when leading phase and it shows minus in the display It is olus value when lagaing phase but it doesn t show plus 3 5 Current Press lt ITEM gt key to display the current value of the load Press lt SHIFT gt key to change L1 CT1 phase L2 CT2 phase L3 CT3 phase current Before
30. 9999 DTO0060 CT type De 5 types 5 50 100 250 400 R W rms 1 0 001 10 0 01 100 0 1 DT00061 1000 1 10000 10 100000 100 Unit for 4 999 Instantaneous electric power Pulse output agness aep Values of DT00064 00065 DT00062 555 Count value for output Values of DT00154 00155 DT00064 Alarm value Instantaneous 0 01kW Sign less 32bit O to 99999999 R W active power DT00066 100 to 9999 DT000e7 Current threshold for 6 49 Sign less 16bit 1 to 1000 R W time measurement DT00068 Cutoff current Sign less 16bit 10 to 500 DT00070 Voltage range Sign less 16bit 1 400V 2 200V DT00100 Integrated DT00101 active power 0 01kWh Sign less 32bit O to 999999999 DT00102 Integrated DT00103 reactive power 0 01kvarh Sign less 32bit O to 999999999 R W DT00104 Integrated l DT00105 apparent power 0 01kVAh Sign less 32bit O to 999999999 DTO0107 Current L1A CT1 0 to 60000 R DT00108 Current L2A CT2 0 to 60000 R DT00109 Current L3A CT3 0 to 60000 CR DT00111 100 to 100 EM DT00112 Sign less 16bit O to 1000 MC DTOO151 Load ON time Sign less 32bit O to 999999 R W DT00152 DT00153 Load OFF time Sign less 32bit O to 999999 DT00154 DTOO155 Pulse count value Sign less 32bit O to 99999999 R W DT00158 P ign l 2bi R W DT00159 reset value Sign less 32bit O to 99999999 DT00162 Max counting speed Sign less 16bit 30 2000 DT00163 Auto off time Sign less 16bit
31. C system the information is divided by the polynomial series The remainder is added to the end of the information and transmitted The generation of polynomial series is as follows Generation of polynomial series X X X 4 1 D Initialize the CRC 16 data assumed as X FFFFH 2 Calculate exclusive OR XOR with the 1st data and X This is assumed as X S Shift X one bit to the right This is assumed as X 9 When a carry is generated as a result of the shift XOR is calculated by X of 9 and the fixed value A001H This is assumed as X If a carry is not generated go to step 5 Repeat steps and UY until shifting 8 times XOR is calculated with the next data and X This is assumed as X Repeat steps 9 to Repeat steps to up to the last data 9 Set X as CRC 16 to the end of message in sequence from low order to high order Message example CD Reading electricity rate 0032H of address 1 Command yaya E Slave Function Data Item Number of Error check DAE 01H 03H 0032H 0001H 2505H 1 5 1 1 1 2 2 2 character number Response message from slave in normal status When Rate 1000 10 00 O3E8H si 3 5 idle Slave Function Number of Number of Error check 3 5 idle RANA address code response byte data CRC 16 charac ida RNC AE 01H 03H 02H 03E8H B8FAH AA 1 1 1 2 2 character number 2 Setting electricity rate 0032H of address 1 When rate is set to 20 00 2000 07DOH Command
32. F676981H to 5F5EOFFH 00B3H reactive power l 32bit 9999999 to 99999999 DT00179 00B4H 03H DT00180 Instantaneous Sign less OH to 5F5EOFFH 00B5H apparent power i 32bit 000 to 99999999 DT00181 MODBUS Dan Range Hexadecimal p MEWTOCOL Name Unit Kind of date Range Decimal 4E20H Log data l 03H Sign less 16bit M 00 to 59H OH to 3B9AC9FFH 0 to 999999999 Sign less 32bit 4E25H DT20005 Log data OH to 3B9ACIFFH 03H Integrated reactive power 0 01 kWh Sign less 16bit 0 to 999999999 DT20006 03H DT20007 Log data 4E28H Integrated apparent power 03H DT20009 Log data OH to 1869FH 4E2AH Voltage L1V DI j Signless 32bit 701099999 DT20010 OH to 3B9AC9FFH Sign less 16bit 0 to 999999999 2 O A gt 4E2BH DT20011 Log data e OH to 1869FH 03H FAE2CH Voltage L2V Dal Sigmless Sebit 010 99999 DT20012 4E2DH DT20013 Log data ae OH to 1869FH 03H T4E2EH Voltage L3V Uv ne d io 99999 DT20014 4E2FH Log data TN 4 OH to EA60H DT20015 Current L1A CT1 HA 0 to 60000 4E30H Log data a 4 OH to EA60H DT20016 Current L2A CT2 914 0 to 60000 4E31H Log data ae 4 OH to EA60H DT20017 Current L3A CT3 9 14 0 to 60000 4E32H DI20018 Log data 4E33H Pulse count value DT20019 F6CDH Log data DT63181 Year Month DT63182 Date Hour F6CFH Log data DT63183 Minute Spare F6DOH 03H DT63184 Log data F6D1H Integrated act
33. H OSHIOGH TOH 65H active power O UTKWh 3opit 0to 999999999 DT00101 0066H DT00102 Integrated Sign less OH to 3B9AC9FFH 03H 06H 10H Toes reactive power Po 32bit 0 to 999999999 DT00103 0068H DT00104 Integrated n 0069H apparent power 29 DT00105 006BH Sign less OH to EA60H HCO ro ld 0 to 60000 OO6CH Sign less OH to EA60H DTo0108 P urrent a 0 to 60000 OO6DH Sign less OH to EA60H o O ene 0 to 60000 OH to 5F5EOFFH 0 to 99999999 Sign less OH to 3B9AC9FFH 32bit 0 to 999999999 DT00111 16bit 100 to 100 DT00112 S 16bit 0 to 1000 1kWh 1kWh 01 1 92 Common to AKWE8 series 0096H DT00150 Sign less OH to F423FH 03H 06H 10H 0097H Load ON time 1 6bit 0 to 999999 DT00151 0098H 0099H 16bit 0 to 999999 03H d 94 Pulse count value Bus a eee ae gis DT00158 Sign less OH to 5F5EOFFH 03H 06H 10H Preset value 30bit 0 to 999999999 DT00159 00A2H Max Sign less 1EH 30 70H 2009 DOA3H Sign less OH to 63H 03H DT00170 Voltage L1V 01V Sign less OH to 1869FH OOABH Between P1 P0 32bit 0 to 99999 03H DT00172 Voltage L2V Sign less OH to 1869FH OOADH Between P2 P0 32bit 0 to 99999 03H DT00174 Voltage L3V Sign less OH to 1869FH OOAFH Between P3 P0 l 32bit 0 to 99999 03H DT00176 Instantaneous Sign less OH to 5BFS5EOFFH 00B1H active power 32bit 000 to 99999999 00B2H 03H DT00178 Instantaneous Sign less F
34. TER Ec POWER METER Eco POWER METER 10kWh 100kWh AL P Cnt Alarm value setting mode Display changes to set an alarm value after AL P is displayed at the upper line for 1 sec Enter power for alarm using lt A gt V 1 lt gt gt 0 00 999999 99 Panasonic KWAM Panasonic KWEM nn v umm rur UR UR UR 114147 ITE PD E Increase value after Decrease value sed CRD CAD Gin i 1 sec MP LEO CX UED ih F A i manm Shift place to set cog C uuu 2 E 0200 Eco POWER METER 0200 Eco POWER METER It is only when AL P is selected on unit for pulse output setting mode 25 Preset value setting mode Display changes to set an alarm value after Cnt is displayed at the upper line for 1 sec Enter preset value to output using lt A gt V lt gt 4 0 99999999 Panasonle KWEM Panasonic KWEMO Eili E L A M E Increase value T after a Y Decrease value f SEC ct vO man maoOBggmg ee 3 EA 53 Shift place to set 000 Goo lt Shift place to set Eco POWER METER Eco FOWER METER Electricity charge setting mode Enter the rate per 1kWh using lt A gt V lt gt lt gt gt 0 00 99 99 Initial 10 00 po E KWBM i brc ITE inn 7 Increase value TAT aT SHIF Decrease value 53 Shift place to set Dora BanG lt Shift place to set Eee POWER METER 5 2 2 MODE2 Mode for setting of each parameter for pulse m
35. a Error check 3 5idle characters address code CRC 16 characters 8 bit 8 bit bits 16 bit Master judges the transmission complete after no command for 4 characters idle time and process the command Transmission speed and judgment time to complete transmission Transmission speed bps Judgment time to complete ms 19200 about 2 00 9600 about 4 00 4800 about 8 00 2400 about 16 00 O Slave address Slave address is an individual instrument number on the slave side and is set within the range 1 to 99 01H to 63H Master identifies slaves by the slave address of the requested message Slave informs master which slave is responding to master by placing its own address in the response message Slave address 0 OOH broadcast address can identify all slaves connected However slaves do not respond O Function code Function code is command code for the slave to undertake the following action types Contents Function code is used to discern whether the response is normal acknowledgement or if any error negative acknowledgement has occurred when slave returns response message to master When acknowledgement is returned slave simply returns original function code When negative acknowledgement is returned MSB of original function code is set as 1 for response For example when the master sends request message setting 00H to function code by mistake slave returns 80H by setting MSB to 1 because the former is an illegal fu
36. abnormal exothermic heat or smoke generation Do not touch the terminal while turning on electricity It could lead to an electric shock Use the external devices to function the emergency stop and interlock circuit O Connect the wires or connectors securely The loose connection might cause abnormal exothermic heat or smoke generation O Do not allow foreign matters such as liquid flammable materials metals to go into the inside of the product It might cause exothermic heat or smoke generation O Do not undertake construction such as connection and disconnection while the power supply is on Copyright and trademark O Matsushita Electric Works Ltd owns the copyright of this manual O We stiffly refuse the reproduction of without permission from this manual O Modbus Protocol is a communication protocol that the Modicon Inc developed for PLC O Other company names and the product names are the trademarks or registered trademarks of each company Introduction Thank you very much indeed for purchasing KW8M Eco POWER METER In this manual we explain the usage of KW8M Eco POWER METER in detail Please use it correctly after understanding the content enough Table of Contents Cautions Derre USING ENTRE RET o mmm Chapter 1 Units Features and Structure oseese a E O E EE 1 let Feal OS e cL 1 1 2 Unts Name and Part NUM Saena as ee A 1 1 251 o 1 1 2 2 Dedicated Current Transformer CT arenen i A n nnns 1 O e
37. alized memory it can not recover MODE4 Setting flow chart Monitor X 4 MODE MODE4 display r Auto off setting mode Enter auto off time by minute using lt A gt V lt gt lt gt gt Auto off time can be entered the range of 0 to 99 0 should be set to turn always light on 1 99 should be set to turn light off at setting time minute While light off press any key to light on Panasonlc ITEM Increase value SHIF o Decrease value 14200 Eco POWER METER Shift place to set E qe gt Shift place to set GG EA UA E Log cycle setting mode Press lt A gt lt V gt to change save cycle Save cycle is selected from 1 5 amp 10 amp 15 30 gt 60 TIE mu CA LUCI SO ENNE CHI NO Desa eniti COT ME DOSES DUO AA pol 0200 Eco POWEA METER Eco POWER METER Panasonic KWBM I L LU I T TX oo N Iur Da ma A CNET AA mE mi Woo um ae uc TM DE LY KNAA coa 0200 Eco PUWER METER Panasonic KWEM COC Lei Tu nal LESE Werk LA CA DAT meg Ll LE T ues Eco POWEA METER Panasonic KW8M OOF CHA ii zu COD dab CAO GD GD CD dD CD ED xb GD 12 GS H Sawn 0200 Eco POWER METER Eco POWER METER 15 minutes 30 minutes J lt SET gt 1 minute 5 minutes 10 minutes 60 minutes Initialize memory of main unit Press lt A gt lt V gt to change OFF ON Set to ON and memory of main unit is in
38. ase connect a breaker to the voltage input part for safety reasons and to protect the device Grounding CTs secondary side line is recommended for the unit protection when CT break down Single ohase two wire system One current transformer CT is required to measure single phase two wire system Measured Power supply GND cL Power supply 100 240VAC K Pulse input zi Pulse output i Hm erbe RS485 Load side Single phase three wire Two CTs are required to measure single phase three wire system Wire by diagram of single phase 2 wire system when measure load using R S with single phase 3 wire system Measured Power supply RN S GN Power supply 100 240VAC Pulse input K Pulse output RS485 L 35 36 Three phase three wire system Two CTs are required to measure three phase three wire system Measured Power supply RST GND P1 Power supply f A 240VAC Pulse input Pulse output i L RS485 i E Load side Three phase four wire system Three CTs are required to measure three phase four wire system Measured Power supply RSTN P1 ATA Power supply i 100 240VAC v ER c pal Pulse input CT1 K Load side lt OVT Voltage transformer is needed when you measure a load with voltage over 440V system Use commercial VT those secondary rating is 110V Grounding CT s secondary side line and VT s neutral line is recommended for the unit protection whe
39. ations of Eco POWER METER and error code if an error occurs RD Read data area Reads the contents of data area Command Starting word No Ending word No 5 characters 5 characters First register contents Last register contents 4 characters 4 characters lower word higher word lower word higher word lt gt Error response Source Common to each command 9 WD Write data area Writes date to a data area lt gt Command Starting word No Ending word No First writing data 5 characters 5 characters 4 characters lower word higher word Last writing data 4 characters lower word higher word 47 MD Register or Reset data monitored Registers the data to be monitored Up to 16 points can be registered for one unit lt Command Register lt Data specification D Data specification qu Word No Word No Bcc 5 characters 5 characters CR x16 x16 MG Monitoring start Monitors a registered data Command No of characters in data line Data D Bcc 2 characters 4 characters 4 characters CR x16 x16 o lower word higher word lower word higher word 4 RT Read the status of Eco POWER METER Reads the specifications of Eco POWER METER and error codes if an error occurs Command Operation mode Error flag 01 On operating 01 abnormal 00 Stop 00 normal Model code 1 Model code 2 Version sec Error flag
40. by using a shielded wire or a metallic electric wire tube individually Caution Operating power supply input part and measured voltage input are not insulated to pulse input parts So the input equipment must have the power supply transformer in which the secondary side is not grounded with the primary and secondary sides insulated in order to prevent interference of the power supply circuit when connecting the external input circuit Be sure not to use an auto transformer Fig A Operating power supply Good example Measured voltage input Insulated transformer ale fe pa a d METER Input equipment sensor etc Fig B No Good example Operating power supply Operating power supply or or Measured voltage input Measured voltage input O O O O Input equipment Auto transformer sensor etc Insulated Input equipment transformer sensor etc Do not ground the secondary side Do not use an auto transformer 6 4 For Output connection Since the transistor output is insulated from the internal circuit by a photo coupler it can be used both as a NPN output and PNP equal value output NPN output Power supply for Load Power supply for Load 39 6 5 RS485 Communication When using shielded cable for the RS485 transmission line ground one end Use a class D dedicated earth for grounding Do not share a ground with other earth lines Fig 1 Be sure to connect with
41. e When Cnt is set it output at the time when count value reaches preset value set by preset value setting mode Mode defines instantaneous electric power used for alarm output t is set the range of 0 00 to 999999 99kW z This mode is only when AL P is selected on unit for pulse output setting mode Preset value setting mode AL P Mode defines count value used for output lt is set the range of 0 to 99999999 This mode is only when Cnt is selected on unit for pulse output setting mode Electricity charge setting mode RATE Mode defines electricity charge ratio used as a standard per 1kWh t can be set the range of 0 00 to 99 99 1kWh Initial 10 00 22 ere ee enn nner cece Mode1 Setting flow chart lt MODE gt MODE1 display i Phase Wire system setting mode Press A V to change Phase Wire system System is selected from Single phase 2 wire Single phase 3 wire Three phase 3 wire Three phase 4 wire Panasonic KWSM Panasonk KWBM Panasonic KWAM Panasonic KVWEM DA TUTL TUCI TUTL A m JJ E PRI HC pa Hut i070 Wt TO 4 LI H7 td ucc CU FA III HOOT z z 2 EET PES t i CI e Is ny CC 05 T VA i E ds EA EA EE perag 0200 0200 0200 aec uuo Eco POWER METER Eco FOWER METER Ecc POWER METER Eco POWER METER 1P2W 1P3W 3P3W 3P4W CT type setting mode Press lt A gt lt V gt to change CT type CT type IS selected roni 90 e 100 2
42. e L 1000 AWG 22 1000 50 For 100A AKW4802 185 t Black i Receptacle housing SMR 02V B JST Mfg Co Ltd Applicable connector Plug housing SMP 02V BC JST Mfg Co Ltd Socket contact SHF 001T 0 8BS JST Mfg Co Ltd Plug housing SMP 02V BC JST Mfg Co Ltd Socket contact SHF 001T 0 8BS JST Mfg Co Ltd For 250A AKW4803 For 400A AKW4804 1 2 e White o e Q AWG 18 66 10 2 Panel cutout For connected mounting n numbers of mounting units 10 3 Panel mounting 1 Insert a unit from the front of the panel 2 Attach the mounting bracket by the holes at the top and bottom of case and secure in place with Screws Fastening torque approx 0 12N m Panel thickness 1 to 15mm Revision Histor Content of revision August 2007 ARCT1F440E First edition d 2007 RE F440E 1 Second edition Correct the error g Product AKW8111H is added Add the explanation of new function Option function Logging function etc Please contact Matsushita Electric Works Ltd Automation Controls Business Unit Head Office 1048 Kadoma Kadoma shi Osaka 571 8686 Japan Telephone 81 6 6908 1050 Facsimile 81 6 6908 5781 http www mew co jp ac e All Rights Reserved O 2008 COPYRIGHT Matsushita Electric Works Ltd Specifications
43. easurement Max counting speed setting mode Hz Mode defines max counting speed Select from 2kHz 30Hz MODE2 Setting flow chart l MODE2 display l Max counting speed setting mode Press lt A gt lt V gt to change max counting speed Max counting speed is selected from 2000 2kHz 30 30Hz Panasonic m Ilte E itt a Sew 0200 DAAG Ece POWER METER Eco POWER METER 2000 30 J lt SET gt 5 2 3 MODES Mode for setting of each parameter for serial communication RS485 Protocol setting mode PROT Mode defines communication protocol of main unit via serial communication RS485 Select from MEWTOCOL MODBUS RTU tation number setting mode Mode defines an individual station no for each unit when two or more units communicate via serial communication RS485 t can be set the range of 01 to 99 ransmission speed Baud rate setting mode SP Mode defines serial communication RS485 transmission speed Define the transmission speed according to the master s PLC etc Select from 19200 9600 4800 2400 bit s ransmission format setting mode FM Mode defines serial communication RS485 transmission format Data length Parity Define the transmission format according to the master s PLC etc Select from 8bit o 7bit n 7bit E 7bit o 8bit n 8bit E n none means parity is not available E Even means parity is even number o odd means parity is odd number z With MODBUS
44. ecial 99 Instantaneous electric power active reactive apparent Integrated electric power 2 5 F S 1digit active reactive apparent at 20 C rated input rated frequency power factor 1 Voltage XAccuracy coverage 10 to 100 of rated current of CT Current Accuracy Electricity charge without error 0 01 1digit at 20 C in CT and VT Hour meter In case power on start or current energizing 0 01964 1s 1 digit Temperature 1 5 F S 10 C 1digit characteristics Range of 10 to 50 C based on 20 C for rated input power factor 1 Frequency 1 5 F S 1 digit Frequency change 5 based on rated characteristics frequency for rated input power factor 1 9 2 2 Pulse input Max counting speed 2kHz 30Hz Select with setting mode Min input signal width 0 25ms When 2kHz selected 16 7ms When 30Hz selected ON OFF ratio 1 1 Contact No contact open collector Impedance when shorted 1k Q Input signal Residual voltage when shorted Max 2V Impedance when open 100k Output mode HOLD Over count Number of Digit 8 digit 0 to 99999999 9 3 Pulse output Transistor output Specifications Insulation method Optical coupler 0 001 0 01 0 1 1 10 100kKWh Alarm AL P Counter Cnt Selectable with setting mode We recommend the setting of minimum unit for pulse output for measurement shown as below Output pulse 4 pulse or less per 1sec How to calculate Unit for pulse outpu
45. ess lt A gt lt V gt to change transmission format Data length Parity Transmission format is selected from 8bit o 7bit n 7bit E 9 7it o 8bit n e 8bit E n not available E even number o odd number Panasonic KWEM NBN Panasonic WEIN Panasonic KWENI L L EL I LoL IIL m riu JA A a Iu 7 rc E bo a Lots xu wa mm Tg fuma yen um mas Um T a A art i ID WEE TM CON D mm a e ie ie MEN MEI a md RO Em 5j amb ew T JL NN MIN ME xxm CHEN HA B MEN NEC mem ow 0r E mem Ui 0s 5mum em Mem cm on nem em Eu wo s fuam em a da AL e map a A uan ooa moe for I7 71 DGA Daza Sama SERA 0200 9200 0200 9200 200 0200 Eco FOWER METER Ecx POWER METER Eco FOWER METER Eco POWER METER Eco POWER METER Eco FOWER METER Obit o 7bit n 7bit E 7it o 8bit n 8bit E i Response time setting mode Set the response time using lt A gt V lt gt lt gt gt Response time can be entered the range of 5 to 99 ms Panasonic KWAK ELO Lo i ITE y E Increase value y Decrease value B Shift place to set E ds EA UA 0200 Eco POWER METER Shift place to set DE Ll lt SET gt 30 mm 5 2 4 MODE4 Mode for setting of each parameter for
46. frequently makes EEP ROM s life short Avoid to usage like this 5 Write a data within the range when you write it 40 s A 7 3 3 Error Codes Basic procedure errors a code Error name Explanation Bcc error A Bcc error occurred in the command data Posi message was sent that does not fit the transmission 42H No support error A command was sent that is not supported Delimiter with multiple frames was sent 43H Procedure error The response shall be multiple frames Application error Explanation The data code is not D Word No is specified without decimal 0000F etc 61H Data error The starting word No is bigger than the ending word No Writing data has a code that is not hexadecimal Too many registrations have been entered more than 1 7 MD command was sent when some registration has been exist MG command was sent when registration has not been entered Registration error Self diagnostic error Error code Error name Explanation ee command writing data is exceeded the range of data 7 3 4 Command Eco POWER METER has 5 kinds of commands Explanation Read dataarea RD Reads the contents of data area Writes data to a data area Resisters the data to be monitored Monitors a registered data Read status RT Reads the specific
47. ger 0 to 60ms due to Eco POWER METER s process C Master side Cautions of setting a program At communication keep the following conditions 1 Set the program so that the master can disconnect the transmitter from the communication line within the transmission period of about 2ms after sending the command in preparation for reception of the response from Eco POWER METER Slave 2 To avoid collision of transmissions between the master and Eco POWER METER Slave send a next command after checking that the master received the response 42 samm 68 mRRRERERERmmmmmERERERRRmmRR 7 3 MEWTOCOL Communication 7 3 1 Overview of MEWTOCOL COM RS485 Command and response functions The computer sends commands instructions to Eco POWER METER and receives responses in return This enables the computer and Eco POWER METER to converse with each other so that various kinds of information can be obtained and provided Commands Responses Command and response formats Command message Ton Check Termi To next command code nator Des tination Check Termi Eco POWER METER Normal response message Host computer Header C Control codes ASCII code Explanation Indicates the beginning of a message Indicates that the data comprises a command message P NNNM doa ere response message PCR
48. http www mew co jp ac e Panasonic KW8M Eco Power Meter User s Manual N y Y This manual was created using Adobe Acrobat A Adobe the Adobe logo and Acrobat are trademarks Adobe of Adobe Systems Incorporated KW8M Eco Power Meter User s Manual ARCT1F440E 2 08 06 Matsushita Electric Works Ltd Cautions for Your Safety Read the manual carefully before installing running and maintenance for proper operation Before using master the knowledge of the equipment safety information and all of other notes This manual uses two safety flags to indicate different levels of danger A handling error could cause serious physical injury to an operator and in the worst case could even be fatal O Always take precautions to ensure the overall safety of your system so that the whole system remains safe in the event of failure of this product or other external factor O Do not use this product in areas with inflammable gas It could lead to an explosion OExposing this product to excessive heat or open flames could cause damage to the lithium battery or other electronic parts A handling error could cause serious physical injury to an operator or damage to the equipment OTo prevent abnormal exothermic heat or smoke generation use this product at the values less than the maximum of the characteristics and performance that are assured in these specifications O Do not dismantle or remodel the product It could lead to
49. isplay LEAD when leading phase or LAG when lagging phase eee 50 0 to 60 0 Hz 47 5 to 63 0 Hz 95 to 105 of rating Single phase two wire system Single phase three wire system Three phase three wire system Three phase four wire system Single phase two wire 0 440V AC Line voltage Rating Single phase three wire 0 220V AC Phase voltage Three phase three wire 0 440V AC Line voltage Three phase four wire 0 254V AC Phase voltage 85 to 120 of rated input voltage Single phase two wire 0 528V AC Line voltage Single phase three wire 0 264V AC Phase voltage Three phase three wire 0 528V AC Line voltage Three phase four wire 0 300V AC Phase voltage 1 00 to 99 99 Set with setting mode WT ratio Voltage transformer VT is required when you measure a load with voltage over 440V system lt Secondary current rating of commercial VT is 110V 5A 50A 100A 250A 400A In case using dedicated CT Select with setting mode 1 to 4000A Set with setting mode Power 0 00 to 9999999 9 kWh kvarh kVAh Phase and wire system common Measured input voltage Allowable measurement voltage Input Primary side rating current Use a commercial CT with secondary side current of 5A when measure 400A or more 3t Accuracy coverage 10 to 100 of rated current of CT Cut off current 1 0 to 50 0 F S functions Current threshold for 1 0 to 100 0 F S hour meter Sp
50. itialized Panasonic KW8M Panasonic KW8M Se me TE LU dg LOG 698 CAD CkWD Ki 0500 CH OO an at am TIME mS WD kVAB COND GIME G CkVA KAD ron r7 L7 0200 Eco POWER METER ON initialize Swi 0200 Eco POWER METER 32 mmm mmmmmEmmmRA 5 2 5 MODE5 Mode for setting the year month day and time Mode defines the year month day and time Set year gt month gt date gt hour gt minute Do not set the false date or it might occur a malfunction Initialize memory of the main unit by initialize memory of main unit MODE4 after this setting When it is not initialized it may not display log data correctly MODES Setting flow chart Monitor 7 J lt MODE gt MODES display i Calendar timer setting mode Enter the present time using lt A gt V lt gt lt gt gt SET Calendar timer can be set the range of 2000 January 1 00 00 to 2099 December 31 23 59 Panasonic KW8N LOG 6958 CAD CKWO Ch CH Hz CW van Goan cm ME m VA EVAN COND CHIME CHRIS KVA kVAR Gs us E PA a A por 0200 0e00 0200 Eco POWER METER Eco POWER METER Eco POWER METER Eco POWER METER Eco POWER METER 00 y Blinking 01 m Blinking 01 d Blinking 00 h Blinking 00 m Blinking Set Year Set Month Se
51. ive power DT63185 0 0 0 OH to SFSEOFFH 3H Sign less 32bit 0 to 99999999 n Y 00H to 99H M 01H to 12H D 01H to 31H H 00H to 23H OH to 3B9AC9FFH 3H 3H 3H 3H 3H 3H 0 0 0 0 01kWh Sign less 32bit 0 to 999999999 O1 4 F6D2H DT63186 F6D3H Integrated reactive power DI63187 F6D4H DT63188 Log data 0H to 3B9AC9FFH 0 to 999999999 0 01kWh Sign less 32bit OH to 3B9AC9FFH 03H 0 01kWh Sign less 32bit F6D5H Integrated apparent power 0 to 999999999 F6D6H DT63190 Log data ZRN OH to 1869FH F6D7H Voltage L1V AN Pres AAMEN 0099999 DT63191 F6D8H DT63192 Log data M OH to 1869FH Usum F6D9H Voltage L2V Oty mess ao 099999 DT63193 F6DAH DT63194 Log data OH to 1869FH Usum F6DBH Voltage L3V Sign less 32bit 6 to 99999 DT63195 F6DCH Log data OH to EA60H Pan DT63196 Current LtA cT1 91 0 to 60000 F6DDH Log data aa 4 OH to EA60H oe DT63197 Current LeA cT2 91 0 to 60000 F6DEH Log data T 4 OH to EA60H uh ym 0 to 60000 DT63198 Current L3A CT3 OH to 5F5EOFFH F6DFH DT63199 Log data F6EOH DT63200 03H 0047H Calendar timer monitor DT00071 Hour Minute 0048H Calendar timer 03H 06H 10H DT00072 Minute Second 0049H Calendar timer DT00073 Date Hour 004AH Calendar timer DT00074 Year Month 03H Sign less 32bit Pulse count value 0 to 99999999 H 0
52. lay while communication seeeeesssessesssesseeeeen nennen nennen nnnm nnne nns nnn nennen nnns 19 4 3 Display when pulse OUtpUt ooccccoconcnccconnnncnoncncononcnnonnnnnncnnnncnnn nn nennen nnnm nnns annee nnns ne rnn nnns nnns 19 onanere Uem UU Um e E cd 20 9 1 Operation Procedures D E m m 20 5 2 Setting Mode Explanada oe teres 21 s muPPIm EU EM 21 92 2 MOD Ee a 27 s MODE Greses c HO 28 924 MODES c w P Y VY T 31 DAS MODES 33 Chapter O WINN er m 34 6 1 Main unit terminal arranQeMent ccccsseccccsseseeeseeceecseseeeeeseeeeeeseeseeessaecessaeeeeseueeeessaseeessgeeesssaeseeenaees 34 eZ WIRING Diagrams dina nies laca ld rasa dass d rccs Eun h adotad asd odas d Scan einn add 35 6 0 FOFINPUL COMMECIION e E TD idad didas 39 6 4 FOF OUIPpul connected sd dad dd ttiai 39 6 5 19499 COMMUNICA Nana 40 5 0 LOW VONAGE DINCCIIVG srana a a A AS 41 Chapter 7 MEWTOCOLE CommMuUniCahonS vist ts 42 7 1 COMMUNICATION Procedures 3 e o iD 42 T L Gommun AIN a a a a a a a 42 7 3 MEWTOGOE GCOIETTULIICAOE elerii a aa a aa a a CU a a 43 7 3 1 Overview of MEWTOCOL COM RAS485D cccoocooccccnnncccconocccnnnncnnnnnnnncnnnnnononnnannnnnnnnnnnnnnnnnennnnnnnnnans 43 132 Wala REJSTES Tanie mr 44 P2970 ENO COGES TM
53. lected it doesn t measure Single phase 2 wire system correctly And when Three phase 4 wire is selected it doesn t measure Single phase 2 wire Single phase 3 wire Three phase 3 wire system correctly Select the accurate phase and wire system according to the measured system CT type setting mode CT T Mode defines input current type of the dedicated CT Select from the type of 5A 50A 100A 250A 400A When the secondary current of CT is 5A select SA Primary side current of CT setting mode CT 1 Mode defines primary side current when measuring by combination with existing CT its secondary current of 5A It is possible to use as the second step for combination with existing CT by selecting 5A in the CT type setting mode In this case it is necessary to set the primary side current Primary side current of the existing CT can be set the range of 1 to 4000 Initial 5 When connecting 5ACT directly and measure with 5A range set to 5 ex If primary current of measured existing CT is 400A secondary side is 5A set to 400 This mode is only when 5A is selected on CT type setting mode Voltage range setting mode VOL Mode defines voltage range of Eco Power Meter Select from 400 200 When it measures load of 400V system select 400 When it measures load of 100 200V system select 200 XIn case measuring the load of 100 200V system with selecting 400 the resolution will be down Select the correct
54. ment Do not turn on the power supply or input until all wiring is completed B Before power on Please note the following points when turning on power at the first time Confirm there are neither wiring rubbish nor especially an electrical conduction when installed Confirm neither the power supply wiring the I O wiring nor the power supply voltage are wrong Tighten the installation screw and the terminal screw surely Use an electric wire applicable to the rated current Chapter 1 Unit s Features and Structure 1 1 Features I With KW8M Eco POWER METER electrical power voltage current etc power factor frequency etc are measured using AC voltage and AC current input via one of the following systems single phase two wire system single phase three wire system three phase three wire system or three phase four wire system This also works as an hour meter that is measured power on or power off time and as a counter that is for pulse output equipment like flowmeter WEco POWER METER is designed chiefly to manage saving energy It is neither intended nor can it be legally used for billing 1 2 Unit s Name and Part Numbers 1 2 1 Main unit Model No Log function AKWg8111 Not available AKW8111H Available Common system supply voltage input A input transformer type Single phase two wire Dedicated CT Single phase three wire dor d 400VAC type Sat Three phase three wire gogo 100 200VAC 250A SA S0A comm
55. n CT or VT breaks down Single ohase two wire system Single phase three wire No 13 14 17 20 are not wired No 14 19 20 are not wired Three phase three wire system Three phase four wire system No 14 19 20 are not wired lt gt How to attach the Current Transformer CT One current transformer CT is required to measure a single phase two wire system Two CT are required to measure a single phase three wire system or three phase three wire system Three CT are required to measure a three phase four wire system When connecting CT connect the secondary side to the terminal of the main unit first and after that wire the primary side to a load electric wire The CT has polarity Wire correctly according to the K and L marks If it is wired wrong it can not measure correctly For the dedicated CT k is the white wire and is the black wire Check beforehand that the thickness of the electric wire is smaller than the through hole of the CT If you use a CT that separates at the bottom make sure it is closed securely once the wire is in place if not an error in measurement will occur When CT s cable is extended it is possible to extend up to about 10m with the cable of 0 75mm or more cross section under the environment without noise at all Please use the thick cable as much as possible To connect CT with secondary current 5A How to connect the unit to measure by combination with existing
56. n be connected X4 With MODBUS RTU protocol it works only with 8bit for AKW8111H Save cycle Integrated active power Integrated reactive power saved data Integrated apparent power Automatic Saved data Max 2232 records 3 months amount logging Monthly integrated electric power Log function Diepl Daily integrated electric power Memory of dd Hourly integrated electric power main unit active reactive apparent 1 5 10 15 30 60 min Integrated active power Integrated reactive power Selected Saved data Integrated apparent power Current Voltage Pulse e count value Saved data Max 2160 records 1 5 days when save cycle is 1 min amount Time accuracy Monthly accuracy 240 seconds at 10 C Monthly accuracy 70 seconds at 25 C Monthly accuracy 240 seconds at 50 C Integrated active power for arbitrary oeriod Display range 0 00 to 9999999 9 kWh About 5 years at 25 C 5 Some software is required to check the saved data by selected logging function in memory of main unit The recommended tool software KW Monitor is available for download from our website http www mew co jp ac e 6 When battery power is reduced E is blinking Replace battery according to the procedures 7 Battery life will be shorten if using this under high temperature logging Calendar timer 9 6 Dedicated Current Transformer Specifications AKW4801 AKW4802 AKW4803 AKW4804 Primary side rated current 5A
57. nction For negative acknowledgement the exception codes below are set to data of response message and returned to master in order to inform it of what kind of error has occurred 1 01H Illegal Function Non existent function 03H 3 03H Illegal data value Value out of the devise numbers note1 Even if it commands to write 06H 10H to non existent data address slave response with acknowledgement However it doesn t write note2 Even if it commands to write the value out of the setting range slave response with acknowledgement However it doesn t write note3 The maximum number of reading slaves is 26 57 bite the maximum number of writing slaves is 23 55 bite Data Data depends on the function code A request message from the master side is composed of data item number of data and setting data A response message from the slave side is composed of number of bytes data and exception code in negative acknowledgement Error check 16 bit data to detect communication errors Refer to the next O Acknowledgement response When command is to write 1 point same massage of command Is responded When command is to write several points part of command message 6 bite is responded Error check After calculating CRC 16 Cyclic Redundancy Check from slave address to the end of data the calculated 16 bit data is appended to the end of message in sequence from low order to high order lt How to calculate CRC gt In CR
58. nd communication part secure only basic insulation In order to secure reinforced double insulation demanded by EN 61010 1 IEC61010 1 secure basic insulation or more with load side for output part and secure basic insulation or more with communication system side for communication part 2 Provide the voltage input part with an EN60947 1 or EN60947 3 compliant circuit breaker The breaker that connects to the voltage input part must arrange at the position easily reached and display shows it is the breaker of the equipment 3 Use a wire with basic insulation or more for a wire cramped or connected CT Environmental conditions Overvoltage category I Pollution degree 2 Indoor use An ambient temperature of 10 to 50 C An ambient non condensing humidity of 35 to 85 RH at 20 C Altitude of 2000m or less Mount the product in a place with A minimum of dust and an absence of corrosive gases No flammable explosive gasses Few mechanical vibrations or shocks No exposure to direct sunlight No large capacity electromagnetic switches or cables through which large current is flowing Chapter 7 MEWTOCOL Communications 7 1 Communication Procedures Communication starts with command transmission from the host computer hereafter Master and ends with the response of Eco POWER METER hereafter Slave Master Slave Command Response with data When master sends reading command slave responds with the NNNM Data correspondi
59. ng set value or current status e Acknowledgement Command When master sends setting command slave responds by sending Acknowledgement the acknowledgement Command Negative acknowledgement Negative When master sends a non existent command or value out of the setting acknowledgement range the slave returns negative acknowledgement No response Command Slave will not respond to master in the following cases Global address FF MEWTOCOL is set Broadcast address 00H Modbus protocol is set e Communication error framing error parity error CRC 16 discrepancy Modbus RTU mode No response lt gt 7 2 Communication timing The minimum access time from the master is 1 sec Minimum time for update the data Eco POWER METER may not response due to noise and so on be sure to check that it receives the response from Eco POWER METER In order to improve the communication quality we recommend to send the transmission again Communication timing of RS485 C Eco POWER METER Slave side When Eco POWER METER Slave starts transmission to RS485 communication line it is arranged so as to provide an idle status transmission period of about 5 to 99ms setting available Tb before sending the response to ensure the synchronization on the receiving side After sending the response master can disconnect the transmitter from the communication line within transmission period 20ms Tb Transmission period may be lon
60. on M3 screw Three phase four wire 100A 250A 400A 1 2 2 Dedicated Current Transformer CT OM 1 2 3 Options Model No AKT8801 AA ee Spare Battery 1 AFC8801 Required to back up memory and calendar 1 This is attached to AKW8111H when shipped 1 3 Measurement items 0 00 to 9999999 9 Integrated electric 0 00 to 9999999 9 did kVAh 0 00 to 9999999 9 nstantaneous Reactive kvar 99999 99 to 0 00 to 999999 99 electric power Between P1 PO 0 0 to 9999 Voltage Between P2 P0 V 0 0 to 9999 Between P3 PO ES A 0 0 to 9999 Electricity charge 0 00 to 99999999 eee 00 to 99999999 Unit display D Ou Power Facto LEAD Leading phase LAG lagging phase Maaa 3 00 to 0 00 to 1 00 Within the c of phase angle 9 90 to O to 90 degree Frequency 1Hz 45 to BO to 63 0 Hour meter ON time hour 0 0 to 99999 9 OFF time Pulse counter 0 to 99999999 1111111111 to 99999999 XEco POWER METER is designed chiefly to manage saving energy It is neither intended nor can it be legally used for billing Chapter 2 Parts Name and Working 2 1 Parts Names Display indicator Lighting or Blinking according to the display esee 8 didas nd iv 171 2H 4 LOCK indicator Lighting while in lock mode TE K at TIR indicator Blinking while communication DS mm coo 4 OUT indicator Lighting when pulse output DIN IRE 8 5 Display each value Display each measured value l Dis
61. parent Select date and it displays daily integrated power after 2 seconds When date or electric power is displayed press lt lt P gt key to change time 16 Active power kWh Sample of May 1 1 00 y h hour LU Lighting ni NT ae CURE LOG 2 D rn Go CAD GD Lighting tut GD OD Gea am WWE CUED KYA YA E a Sample of 1234567 8kWh Panasonic KW8M eat d ONG T CT t t 1 ut TO 608 CAD GD GD ES CHz CVO Gan hed COND CWE CURE EVA VAN DE 0200 Eco POWER METER Lighting Reactive power kvarh Panasonic KW8M Pune LUI taut LN tel kvarh Lighting Panasonic KW8M COD CE 3E AVA GAD c22es 0200 Eco POWER METER Sample of May 1 0 00 Panasonic TR 100 m we ilti LU n i i CUR m IL To mt CAD GD GD QD CHz CV Gn had CoU CME GED CAVA VAN E as UA 200 Eco POWER METER Backward Eco POWER METER Sample of May 1 1 00 Sample of 432 1kvarh Apparent power kVAh Sample of May 1 1 00 Panasonic Li rt i i AMA TED om iff COORD CWE CHD CkVA tai Sample of 1234135 7kVAh Panasonic KW8M NA Ud ww HTC LIU i tum om 11 TO ces CAD O WE TES CHz CV an Gat COND CIO CUR VA KMS E us UA 0200 Eco POWER METER Sample of May 3 2 00 rie kVAh Lighting Panasonic n a4 ru
62. play each setting value aen ovr i MODE Key ume s ener p UE EJ ITEM A Key m am CTS cc O o GS SSHIFT V Key Left Righ K 3 lese M enn i Ecq PQWER METER 2START STOP Key J D a 2 2 Select Keys Functions Key MODE Use to select mode Use to set each value entered D ITEM To select measured display lt po gt To shift each mode To change each setting value SHIFT To select measured display O lt Y gt To shift each mode To change each setting value lt Left Right lt gt To change each setting value D 6 SET lt MODE gt To reset the measured value D lt SET gt All keys locked continuous press 3 sec Release lock mode while in lock mode D To shift power monitoring mode and option mode A mese To start and stop measuring integrated electric power active 2 START STOP for arbitrary period from press this key until press it again Only AKW81 11H 3 Chapter 3 Display of each Value 3 1 Working of Monitor Display Turn on the power supply and it shifts displays for power monitoring mode and it for option mode by pressing lt SHIFT gt key After selecting mode it shifts to each measurement display in 1 second Option mode is the function only for AKW8111H AKW8111 doesn t have the option mode Power Monitoring Mode Option Mode Panasonic KW8M Panasonic KW8M ru X DIGNI 200270 LOCO II LLLI e C TX RX OUT ae 38
63. r Specifications ccccccocoonncnnnccconncnnnoconnnnnnnnonnnnnnnnnnonnnnnnononnnnnnnnnnnnnnns 62 O27 Ee eed P 63 eH OWEN Falle del lol iia 63 Salom Mie Uaec RT E 64 A ot 64 A hbezpxasd iss ea sted late ute um tettcamtud e aba mad gus a bombe tsp doctas eed sadine ames dt ied 64 A Satan r S Miansnoasenaeeuerenied ae 65 A as icomsacwsaeensnn diede tendant wana E E EO 67 103 Panel encontar celiacos lleno salio d as aca eren 67 Cautions before using B installation environment lt gt Do not use the Unit in the following environments Where the unit will be exposed to direct sunlight and where the ambient temperature is outside the range of 10 to 50 C Where the ambient humidity is outside the range of 30 to 85 RH at 20 C non condensing and where condensation might occur by sudden temperature changes Where inflammable or corrosive gas might be produced Where the unit will be exposed to excessive airborne dust or metal particles Where the unit will be exposed to water oil or chemicals Where organic solvents such as benzene paint thinner alcohol or strong alkaline solutions such as ammonia or caustic soda might adhere to the product Where direct vibration or shock might be transmitted to the product and where water might wet the product QOPlease use the Unit according to the specifications described in this manual Otherwise it may malfunction or cause fire
64. re L1 R phase current L2 S phase current L3 T phase current 3 6 Voltage Press lt ITEM gt key to display the voltage value of the load Press lt SHIFT gt key to change voltage between P1 and PO P2 and PO P3 and PO Before start measuring select phase and wire system according to the measured load When Single phase 3 wire or Three phase 3 wire is selected it doesn t measure Single phase 2 wire system correctly When Three phase 4 wire system is selected it doesnt measure Single phase 2 wire Single phase 3 wire Three phase 3 wire system correctly Select according to the measured system Refer to the explanation of setting mode Voltage between P1 and PO V Sample of P1 PO 200 0V Voltage between P2 and PO V Sample of P2 PO 200 0V Voltage hase and wire system between P3 and PO V Sample of P3 PO 200 0V Panasonic Panasonic Panasonic KW8M m FO La A CIA C 10 d Eo Lo 0d LL Lo V a U ede OTH WWW Ww ighting I uu I Lu me o e Te ml E eae ES did eame ees k ME CHARGE KVA KVAN IL CONT TIME CHARGE RUA KVAR COUNT TIME OWAGE RVA EVAN j SHIFT SHIFT A SHIFT rA Ga A A za XA yA EA pi oe 0200 0200 0200 Eco POWER METER Eco POWER METER Eco POWER METER When input voltage is under 10 0V at 200V range and when input voltage is under 20 0V a
65. t PL P gt Max measurement power kW 3600 s x 4 pulse s Pulse output unit Caution 1 Improper unit setting may cause miss counting 2 If the OFF time is too short there is a possibility of counting errors o0 mm 9 4 Communication Specifications MEWTOCOL MODBUS RTU selectable with setting mode Data length 8bit 7bit selectable with setting mode Transmission E Formai Not available Odd number Even number selectable with setting mode Stop bit 1bit fixed Communication method Half duplex Synchronous system Synchronous communication method Ending resistance approx 120 built in Factory settings Transmission MEWTOCOL 19200 bps Odd number 1 bit fixed X1 Please check with the actual devices when some commercial devices with RS485 interface are connected The number of connected devices transmission distance transmission speed may be different according to using transmission line X2 For RS485 converter on the computer side we recommend SI 35 and SI 35USB from LINE EYE Co Ltd X3 When using SI 35 SI 35USB or PLC from Matsushita Electric Works Ltd which can be connected up to 99 units up to 99 Eco POWER METER can be connected In case using this system with the other devices up to 31 Eco POWER METER ca
66. t 400V range it displays 0 0 and doesn t measure When input voltage exceeds 150 F S at each range de q i will be displayed Voltage measurement parts Eco POWER METER measures the voltage as below Emm p o o om IC Voltage Single phase three wire Ma Mas between P1 and PO between P2 and PO i p Voltage Voltage MEENA R EENE between P1 and PO between P2 and PO pe Three phase four wire Voltage Voltage Voltage between P1 and PO between P2 and PO between P3 and PO 3 7 Electricity Charge It displays the standard electricity charge for the integrated electrical power Press lt ITEM gt key to display the electricity charge Electricity Charge Sample of 1234567 8 Panasonic f 07i XT T D at Ta u JA i CHARGE Lighting HL gus 0200 When the value exceeds 99999999 5 20 will be displayed Eco POWER METER 70000 008 3 8 Power factor Press lt ITEM gt key to display the loads power factor Before start measuring select phase and wire system according to the measured load When selected system does not meet it it can not measure correctly Refer to the explanation of setting mode Power factor Sample of lagging phase 0 97 Sample of leading phase 0 83 Panasonic KW8M Panasonic KWEM DD MD UM Ui JAU NN nm nw O cos o Lut d Lighting Eco POWER METER Eco POWER METER 3 9 Frequency Press ITEM key to display the frequency
67. t Day Set Hour Set Minute J lt SET gt Chapter 6 Wirin 6 1 Main unit terminal arrangement P1 Measured Power eleve supply Pulse input Pulse output RS485 power supply 9 100 240VAC 100 240V Line voltage Single phase B i Nu D 440VAC 0 40 Line voltage 49 4 Measured CT input Single phase L Measured 0 220VAC 0 220V 3W Phase voltage voltage input Three phase m D MD P 0 254VAC 0 254V 3N Phase voltage Caution for Wirino 1 Terminal fastening torque should be 0 6 to 1 0N m 2 This has no built in power switch circuit breaker for power supply part To protect the device it is necessary to install power switch and circuit breaker in the power supply circuit And this has no built in power switch circuit breaker or fuse for measured voltage input parts Therefore it is necessary to install them in the circuit near this unit 3 The terminal block of KW8M is designed to be wired from left Insert wires to the terminal from the left and fasten with terminal screws 4 In case using insulation sleeve use an insulation sleeve applicable to M3 screw Fastening torque should be 0 6 to 1 0N m Refer to the below 3 2mm 5 8mm or less 5 8mm or less 34 m A M UEM 6 2 Wiring Diagrams Ple
68. te Use an insulated tool to set switch 8 2 How to Replace Battery Battery life is about 5 years at 25 C However using under high temperature makes the life short When battery has abnormal or battery power is reduced E is blinking in the bottom line Please replace the battery according to the procedures Panasonic KW8M 1101 ENT E Is blinking A ct LOG 058 CAD OD GD OD CHz CV kan Garth COUN CME CHAS KVA VAN Sawin 0200 Eco POWER METER Battery Option 96 Model No Spare Battery CR2450 AFC8801 8 3 How to Remove When disposing the unit or replacing battery refer to the below procedure and remove the battery Undo wiring when disposing the unit or replacing battery Electrical shock may occur if you touch places where high voltage is present Also release any static electricity in your body before proceeding m m pU e ad ANA 0 puma ko mu Th NA rts ms AA e C Dil m A A lt _ _ _ _ Tii E pe qa VE Hooks Hooks T E AAA SER T s MA 1 Remove 2 hooks at the top and bottom of the case and 2 Remove 2 hooks from the block and remove the PC draw PC board block from the case board with battery EA ES uh P e e 3 Insert a tool between holder and battery and take battery 4 Push battery to the marked direction from back and and put it on the stopper take it 8 4 How to Mount
69. tial measured at 500V DC Pulse output terminals All other terminals Vibration resistance 10 to 55Hz 1cycle min single amplitude 0 375mm 1h on 3 axes Shock resistance Min 294m s 5 times on 3 axes Display method 8 digit 7 segment LED ESE li EEP ROM more than 100 000 overwrite memory method AKW8111 approx 235g without mounting bracket AKW8111H approx 250g without mounting bracket note1 Analog input terminals No 11 to 20 Pulse input terminal No 4 and 5 Weight D8 m Hn 9 2 Input Specifications 9 2 1 Electric power input Instantaneous active power kW Instantaneous reactive power kvar Instantaneous apparent power kVA Integrated active power kWh Integrated reactive power kvarh Integrated apparent power kVAh es Voltage Actual value Voltage 9 Between P1 PO Between P2 P0 Between P3 PO V Guiren Actual value Current L1 phase current L2 phase current L3 phase current A Electricity charge Integrated electricity charge Power factor Frequency Measured Active Apparent Measured Reactive Integrated electric power Display Active Reactive range Apparent Voltage 0 0 to 9999 V 0 0 to 6000 A Electricity charge 0 00 to 99999999 0 00 to 1 00 with d
70. ve power lt SHIFT gt apparent power Press lt SHIFT gt to shift active reactive apparent active ITEM Current L1 CT1 Airt L2 CT2 Janie L3 CT3 Press lt SHIFT gt to shiftL1 L2 L3 gt L1 ecu lt SHIFT gt ITEM lt SHIFT gt e NAS Voltage Press lt SHIFT gt to shift L1 L2 L3 gt Li gt ITEM Electricity charge ITEM Power factor ITEM Frequency ITEM Hour meter Load ON time Load OFF time ON h lt SHIFT gt OFF h Press lt SHIFT gt to shift ON A OFF h ON h ITEM Counter ITEM 3 3 Integrated Electric power Power on to display the integrated electric power Press lt SHIFT gt key to shift active power reactive power apparent power Integrated active power Integrated reactive power Integrated apparent power KWh kvarh KVAh Sample of 1234567 8kWh Sample of 432 1kvarh Sample of 1234135 7kVAh Panasonic KW8M A 150 1 1 Panasonic KW8gM Panasonic KW8M ee uU d a m a kvarh AMA Lighting KVAh Lighting kWh 47171 Lighting xi Eco POWER METER Eco POWER METER Eco POWER METER Integrated electric power is measured and displayed from 0 00 to 9999999 9 kWh kvarh kVAh The decimal point is changed automatically UM gt 999999 99 gt 1000000 0 gt 9999
71. wer lt SHIFT gt apparent power Press lt SHIFT gt to shift active reactive apparent gt active lt ITEM gt Daily integrated electric Integrated Integrated Integrated active power lt SHIFT gt reactive power lt SHIFT gt apparent power Press lt SHIFT gt to shift active reactive gt apparent gt active lt ITEM gt integrated electric power Integrated Integrated gt Integrated active power lt SHIFT gt reactive power lt SHIFT gt apparent power Press lt SHIFT gt to shift active reactive gt apparent gt active lt ITEM gt Integrated active power for arbitrary time ITEM Calendar Month Date Time ITEM 3 13 Monthly integrated electric power only for AKW8111H Press lt OPTION gt key to display Monthly integrated electric power You can check a log data for 3 months max Press lt SHIFT gt key to shift active power reactive power apparent power Press lt lt gt lt gt gt key to change the month It doesn t shift to next month of calendar display Period of month is designated as below table Example PSPY 04 01 05 01 in 06 01 June Lower line Measuring period Monthly integrated electric power Press lt SHIFT gt to shift active gt reactive gt apparent Select month and it displays monthly integrated power after 2 seconds When date or electric power is displayed press lt
72. wer off and then on again ERR1 EEP ROM life ended EEP ROM life ended Replace the unit the unit Includes the possibility that the EEP ROM s life has expired 9 8 Power Failure Memory Eco POWER METER memories integrated electric power and working status to internal EEP ROM until when power supply is off Power failure guarantee And every time to change each setting each setting value is memorized to internal EEP ROM at the same time Therefore change setting frequently makes EEP RONM s life short Avoid to usage like this Especially be careful if you set by communication Chapter 10 Mounting 10 1 Dimensions 10 1 1 Main unit 96 64 Unit mm Clearance 1 0 Mounting bracket Gasket xS Terminal ada Option A DONDE 0000 00 DEN Da T COS dE o 007 E on 000 IEN wi amp LOG cos Ce KWh 106 2 em CHz kvar kan COUN TIME Charco KVA KVAN i ti 104 5 with terminal cover M3 CD screw Fastening torque 0 6 to 1 0N m 10 1 2 Dedicated CT For 5A 50A AKW4801 K No 135 A 2 1i N N 4 Black White Lr eo Lr N AWG 22 Receptacle housing SMR 02V B JST Mfg Co Ltd Pin contact SYM 001T P0 6 JST Mfg Co Ltd Applicable connector Plug housing SMP 02V BC JST Mfg Co Ltd Socket contact SHF 001T 0 8BS JST Mfg Co Ltd Attached trunk cabl

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