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KW8M Eco-Power Meter User`s Manual

1. Master Slave Command e Response with data When master sends reading command slave responds with the V Data corresponding set value or current status e Acknowledgement Command When master sends setting command slave responds by sending Acknowledgement the acknowledgement Command e Negative acknowledgement Negative When master sends a non existent command or value out of the setting acknowledgement range the slave returns negative acknowledgement e No response Command Slave will not respond to master in the following cases e Global address FF MEWTOCOL is set e Broadcast address OOH Modbus protocol is set e Communication error framing error parity error e CRC 16 discrepancy Modbus RTU mode No response 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 lt gt 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 1 to 99ms setting available Tb before sending the response to ensure the synchronization on the receiving side After sending the response master can d
2. When the impedance is 00 drain current is approx 7MA Open circuit impedance should be more than 100k0 Input wiring Please wire as short as possible 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 O O Insulated transformer Input eguipment sensor etc E co POWER METER Fig B No Good example Operating power supply Operating power supply or or Measured voltage input Measured voltage input O O O O m Input eguipment transformer sensor etc Do not ground the secondary side Do not use an auto transformer 3 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 egual value output NPN output PNP output Power supply for Load Power supply for Load KW8M Eco POWER METER 3 5 RS485 Communication When using shielded cable for the RS485 transmission line ground o
3. DT20006 DT20007 Log data 0 01 Unsigned OH to 3B9AC9FFH Integrated apparent power kVAh 16bit 0 to 999999999 DT20008 DT20009 Log data Unsigned OH to 1869FH 4E2AH Voltage L1V 32bit 0 to 99999 4E2BH DT20011 Log data 0 Unsigned OH to 1869FH 03H 4E2CH Voltage L2V 32bit 0 to 99999 DT20012 1V 1V DT20013 Log data Unsigned OH to 1869FH 4E2EH Voltage L3V 32bit 0 to 99999 DT20015 Current L1A CT1 16bit 0 to 60000 DT20016 Current L2A CT2 16bit 0 to 60000 DT20017 Current L3A CT3 16bit 0 to 60000 4E32H DT20018 Log data 4E33H Pulse count value DT20019 98 Unsigned OH to SFSEOFFH 0 to 99999999 KW8M Eco POWER METER Only for AKW8111H Data item iame Unit Kind of Range Hexadecimal SCC MEWTOCOL data Range Decimal soe F6CCH Log data Unsigned a a A roo monn ran e F6CDH Log data Unsigned AN E EEC o F6CEH Log data Unsigned Goen Minute Spare LS M 00t0590H G t es goala Unsigned OH to 3B9AC9FFH FEDOH Integrated active 0 01kWh 30bit 0 to 999999999 03H DT63184 Pe Aa Log data DT63185 Integrated reactive 0 01 Unsigned OH to 3B9AC9FFH 03H F6D2H kvarh 32bit 0 to 999999999 DT63186 POWST oe Log data DT63187 Integrated apparent 0 01 Unsigned OH to 3B9AC9FFH 03H F6D4H kVAh 32bit 0 to 999999999 DT63188 POWST F6D5H DT63199 Log data Unsigned OH to 1869FH 03H F6D6H Voltage L1V 32bit 0 to 99
4. Shift place to set lt SET gt KW8M Eco POWER METER Cutoff current setting mode Enter cutoff current using lt A gt lt V gt lt gt lt gt gt If you don t measure the current under 10 0 F S set to 10 0 Din El LJETI UI ITE II ES Increase value Decrease value SHIF V gt Shift place to set Shift place to set Press lt A gt lt V gt to change 0 001 0 01 e 01 a 1 6 10 e 100 AL P Alarm e AL C Alarm e AL S Alarm Cnt Count output Fanaa cnit Parone La CO 0 DI 0 CC i Ri LILILI 1 Conia R MI TORA k WW w a m et T GEET 0200 Pk rei 1 Lit 1 BE wess d s t a AE er CoP oat R kl E 5328 Fea POP A METER bow PORER ME TER 100 AL C EoPOATE MITTE AL S Alarm value setting mode It is only when AL P is selected on unit for pulse output 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 lt V gt lt gt lt gt gt 0 00 999999 99 Panasonic wen OO III oora 0200 EcoPOWER METER CILILICI D oe scan 0200 Nes OER METER X Increase value Decrease value Shift place to set Ei Shift place to set KW8M Eco POWER METER Current alarm setting mode It is only when AL C is selected on unit for pulse output setting mode Set current ratio for the rated current for alarm usi
5. Se ag et pp pes COUNT HRD Lighting EcoPOWER METER After reaching the full scale 99999999 x prescale value the value reverts to O but continues to measure How to enter preset value lt is entered and set at preset setting mode of MODE1 Refer to Setting Mode Explanation How to Reset Count value Hold down lt SET gt key and press lt MODE gt key makes count value clear Reset lt SET gt lt MODE gt KW8M Eco POWER METER 6 3 Outline for the Working of Option Mode Display only for AKW8111H It displays measured value as below with Option Mode Monthly integrated electric power Integrated gt Integrated gt Integrated active power lt SHIFT V gt reactive power lt SHIFT V gt apparent power J lt ITEM A gt Daily integrated electric power Integrated gt Integrated gt Integrated active power lt SHIFT V gt reactive power lt SHIFT V gt apparent power J lt ITEM A gt Hourly integrated electric power Integrated gt Integrated Integrated active power lt SHIFT V gt reactive power lt SHIFT V gt apparent power J lt ITEM A gt Integrated active power for arbitrary time 4 lt ITEM A gt Calendar Month Date Time lt ITEM A gt KW8M Eco POWER METER 6 3 1 Monthly integrated electric power only for AKW8111H It displays Monthly integrated electric power You can check a log data for 3 months max Press lt
6. Please use the thick cable as much as possible lt gt To connect CT with secondary current SA How to connect the unit to measure by combination with existing 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 ez i l l Ammeter etc i l Breaker Eco POWER METER TN Svea l COAN Secondary current Lan 7 e SA IL K det Commercial CT l oa Dedicated CT For5A Hi i rs AKW4801 KW8M Eco POWER METER 3 3 For input connection lt gt 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 lc 20mA min Icgo 6U A max Use transistors with a residual voltage of less than 1 5V when the transistor is ON X Short circuit impedance should be less than 1k 2
7. lt ITEM A gt Freguency 4 lt ITEM A gt Hour meter Load ON time gt Load OFF time ON h lt SHIFT V gt OFF h 4 lt ITEM A gt Counter lt ITEM A gt KW8M Eco POWER METER 6 2 1 Integrated Electric power It displays the integrated electric power Press lt SHIFT V gt to shift active power reactive power apparent power Integrated reactive power Integrated apparent power Integrated active power kWh kvarh kVAh Panasonic KWAM Panasonic KEM Panasonic KW lI ie eT TI a kWh a kvarh ua KVARh Lighting JI II Lighting VAL 1 Lighting SE E E ssa sees Ett POWER METER Eec 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 em gt 999999 99 1000000 0 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 reactive apparent Hold down lt SET gt and press lt MODE gt makes integrated electric power clear Active power reactive power apparent power are reset by each Reset KW8M Eco POWER METER 6 2 2 Instantaneous Electric power lt displays the Instantaneous electric power Press lt SHIFT V gt to shift active power reactive power apparent power E Instantaneous reactiv
8. 0 to 99999 DT20013 Log data DT20014 Voltage L3V Unsigned 32bit 0 to 99999 Log data ees Ea gry ta Jess ee D Log data O vn een om ER Log data ml SE vn een om ER DT20018 Log data DT20019 Pulse count value Unsigned 32bit Unsigned 32bit 0 to 99999999 ES zs E 1 rss L AE ams D I IA Mi F cere ms e EE A E E Geen mmm ee eme 17 AO 17 E en meer omen 17 E ACI ES E on oe oom 17 49 KW8M Eco POWER METER Only for AKW8111H RECHERCHER Z iesse E os Sen mi ri Joao In nem Sen mp Jeepen a PIC peee E EEE E reem nl SC rer ES EC me D O A O o e AE SC EE EA A E io O DT00080 SRAM Initialize Unsigned 16bit 0 OFF SC DT00098 Integrated active power for arbitrary 0 01kWh Unsigned 32bit O to 999999999 DT00099 period Note1 R Read W Write 2 Data register except specified is 0 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 frequently makes EEP ROM s life short Avoid to usage like this 5 Write a data within the range when you write it KW8M Eco POWER METER 7 3 3 Error Codes lt gt Basic procedure errors a code Error name Explanation Bcc error JA Bcc error occurred in the command data A command message was sent that does not fit the transmission format
9. 1 oO o oct us oodb A MIDE A oO i m lt i mmm re 2 B Zz i adi beer Jee er Phase Wire system setting mode MS es ar Eessen Refer to the next page l lt SET gt CT type setting mode When select CTT BA Primary side current of gt I When select CT setting mode other than 5A lt SET gt CT 1 VT setting mode VT Current for time measurement setting mode HM A Cutoff current setting mode CUTA d lt SET gt Unit for pulse output setting mode PL P When select AL P When select AL C When select AL S When select Cnt lt SET gt ser Let lt SET gt Power alarm setting Current alarm setting Stand by alarm setting Preset value setting mode mode mode 1 mode AL P AL C ALS1 Cnt e Electricity rate setting mode RATE Press lt MODE gt to return Monitor When select Values lt SET gt mode 2 U lt SET gt lt SET gt Stand by alarm setting ALS2 KW8M Eco POWER METER Mode 2 Mode for setting of each parameter for pulse measurement Mode 3 Mode for setting of each parameter for serial communication Mode 4 Mode for setting of each parameter for optional function Mode 5 Mode for setting of calendar timer For AKW8111H be sure to set calendar timer Mode 5 and initialize memory of main unit Mode 4 before measuring Monitor Display when power on lt MODE gt Setting mode Mode 1
10. 1 Main unit EE 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 A Outer edge case All terminals Between the isolated circuits B Insulated circuit Breakdown voltage initial 2000V for Imin GND All other terminals note Cut off current 10mA i KE However protective varistor excluded Operating power supply terminals Analog input terminals Operating power supply terminals o Pulse input terminal heulian Between the isolated circuits RS485 All other terminals 100MO or more Pulse output terminals measured at 500V DC All other terminals note1 10 to 55Hz 1cycle min single amplitude 0 375mm 1h on 3 axes Min 294m s 5 times on 3 axes 8 digit 7 segment LED Weiaht AKW8111 approx 235g without mounting bracket 9 AKW8111H approx 250g without mounting bracket note1 Analog input terminals No 11 to 20 Pulse input terminal No 4 and 5 resistance initial KW8M Eco POWER METER 9 2 Input Specifications 9 2 1 Electric power input 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 Phase and wire system common Single phase three wire 0 220V AC Phase voltage Three phase three wire 0
11. 440V AC Line voltage Three phase four wire 0 254V AC Phase voltage Up 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 X Voltage transformer VT is required when you measure a load VT ratio h with voltage over 440V system X Secondary current rating of VT is 110V bA S0A 100A 250A 400A In case using dedicated CT Select with setting mode Input Primary side rating M to 4000A Set with setting mode current X Use a commercial CT with secondary side current of 5A when measure 400A or more X Accuracy coverage 0 to 100 of rated current of CT Special Cut off current 1 0 to S0 0 F S Set with setting mode functions Current threshold for 1 0 to 100 00 F S hour meter Instantaneous electric power active reactive apparent Integrated electric power active reactive apparent Voltage Current Accuracy Electricity charge without error 0 01 1digit at 20 C in CT and VT Hour meter l In case power on start or current d ki 0 01 1s 1 digit Temperature 1 5 F S 10 C 1digit 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 Measure
12. 7 3 1 Overview of MEWTOCOL COM RSA 47 32 Data ele RE 48 O EO G0d ss sa s ss D S M D A S eee eae 51 E a sa es A S 51 TA MODBUS TU COMMUINICAMON sads sins is ee e e 53 124 1 OVerView OF MODBUS RTU size ici 53 1442 Data Reg Stern EE 56 Chapter 8 Battery for Memory Backup only for AKWWGII71H 61 oT Sening Derre A agn S i sai Rd eee gs eee ae 61 e ee Replace ALON EE 61 O S ROWO E 62 A ee an Re eer a ey ay renee ee 62 Gi fo 6 C pec re 81 de 9 EE 63 d Ca GE ep CHP EE 63 AS Te tie EE 64 92 IM le ee E ul EE 64 EE EE 64 9 3 Pulse output Transistor output SPECIFICATIONS aaa 65 9 4 Communication SPECIFICATIONS ii aa aaa 65 9 5 Option Specifications only for AKWS IIH ae 66 9 6 Dedicated Current Transformer Specifications ooccccoccncoonccccnnnnocnnnnonnnononnnononnnonnnnnonnnnnnnnnnononeninonos 67 Gel E ee ee TUNMGHOM s n aorta 67 Ge Failure Meno Vs ss N S acaso 67 Chapter TO MOUNTING ari tos did 68 Ok CNR He Ee 68 d EN Ao e S E eee ert 68 10 1 2 Dedicai6d GT WEE 69 10 2 Panel CULOUN sic iscsi ss ass sia seno 1 103 Pamei Mounin WEE 71 KW8M Eco POWER METER Cautions before using E 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 conden
13. CT type setting mode Press lt A gt lt V gt to change 50 100 e 250 e 400 e 5 i Pande BAYERN ee oun Barane Riven rh ok LC CG LUH III Fu Bb is ss2a ERE EEE FI Ges 0200 200 0200 dz R m TIK dole EIER Ers 90 Primary side current of CT setting mode Itis only when 5A is selected on CT type setting mode Set primary side current of CT using lt A gt lt V gt gt gt gt If measured CT is 100A 5A set to 100 If 5A is measured set to 5 KA 1 4000 Initial 5 i r Increase value Decrease value Shift place to set Shift place to set KW8M Eco POWER METER Voltage range setting mode Press lt A gt lt V gt to change 400V 200V EL IL L ci C Liuci C LH DCH LI Ei LO Saw Seen 0200 0200 Ec O0 WER METER Deo POWER METERA 400V 200V lt SET gt VT ratio setting mode Set VT ratio using lt A gt lt V gt lt g lt gt If the VT is 440 110 set to 4 00 Para pords KA 1 00 1 99 99 Lil e UHT Increase value TETE Decrease value SEET Shift place to set 0200 Eco POYER NEIES Shift place to set XL lt SET gt Current for time measurement setting mode Enter current for time measurement using lt A gt lt V gt lt lt gt lt gt gt If you measure the current over 50 0 F S set to 50 0 1 0 100 0 Increase value Decrease value Shift place to set 0200 Eco POWER METER
14. Co Ltd For 100A AKW4802C Plug housing SLP 027 157 Mig Co Lid Social contact 5F 217 P1 4 157 hiig Co gi KW8M Eco POWER METER vei zer Lits Pig housing SLP UZV FST Hg Co Lid j Sort corl kt SSF TP 4 457 Mig Co Ltd Rect pl cie housing SLAF 45T big Co Lg Pm cent 55M 21T FP1 4 457 Mg Co Ltd 1 4 For 400A AKW4804C G 57 gk BE ja 200 50 V Plug housing LP V JST Mig Co Ltd 1 Socket contact SSF 71T P14 IST Mig Co Lid Appicohie COTNOCDOT y Rec pl cie hoising 5 1R 02VF JST Mg Co Lid Fri ccagbact 5541 2179 4 457 Mg Ea Lid y 1000 50 4 Attached trunk cable common r eich Housing 5460 02 Molex Inc Terminal 5479P BT Molex line Apphcable connector Receptacie housing SLR 02WF JST Mig Co Ltd Pin contact SSM 21T P1 4 JST Mia Co Lid 70 10 2 Panel cutout _min 5 10 3 Panel mounting KW8M Eco POWER METER 48 x n 3 0 For connected mounting n numbers of mounting units 1 Insert a unit from the front of the panel 2 Attach the mounting bracket by the holes at the SCrews Fastening torque approx 0 12N m Panel thickness 1 to 15mm top and bottom of case and secure in place with KW8M Eco POWER METER Revision Histor Content of revision 2007 i 1 2 edition Correct the error 2008 N F440E 2 3 edition Product AKW8111H is added Add the explanati
15. M3 screw Fastening torque should be 0 6 to 1 0N m Refer to the below 5 We recommend a wire with the cross section of 0 75 to 1 25mmY for power supply line and measured voltage input line 6 Use flame resistant cable for each wiring A A Amen D Armm or less KW8M Eco POWER METER 3 2 Wiring Diagrams Please connect a breaker to power supply and voltage input part for safety reasons and to protect the device Grounding the secondary side of VT and CT is not necessary with low voltage circuit Single phase two wire system One current transformer CT is required to measure single phase two wire system Measured Power supply LN Power supply 100 240VAC K Pulse input Pulse output i M L RS465 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 KW8M Eco POWER METER Three phase three wire system Two CTs are reguired to measure three phase three wire system Measured Power supply RST Hi Fower supply 100 240VAC Pulse input A i Pulse output SE L RS485 Be ELI Load side Three CTs are required to measure three phase four wire system Measured Power supply RSTN Power supply 100 240VAC Pulse input K Pulse output RS485 i L Load side KW8M Eco POWER METER VT Voltage transformer is
16. Mode 2 Sec UCI l lt SET gt Refer to Max measurement the speed setting mode previous Hz lt SET gt Prescale setting mode PSCL lt SET gt D D D D l Mode 3 SES T VLE i g mode Protocol settin PROT Station number setting mode NO Transmission speed setting mode SPD Transmission format setting mode FMT Mode 4 COOC Auto off setting mode OFF Log cycle setting mode LOG 1 Initialize memory of main unit S FMT Press lt MODE gt to return Monitor 1 Only for AKW8111H It is not displayed for AKW8111 Mode 5 1 ee re COOC lt sET gt Calendar timer setting mode CAL 1 lt SET gt KW8M Eco POWER METER 4 Initial value list Max measurement 2000 speed SE Stand byalarm2 format Presetvalue 0 Responsetime 5 Initial value Initial value Auto off VRS E Se 2000 Jan 1 Log cycle 1 i AAA 00 00 00 Initialize memory of OFF main unit 1 1 1 Only AKW8111H can be set It is not displayed for AKW8111 KW8M Eco POWER METER 4 2 Setting Mode Explanation W The value with under line is initial setting among each setting value x Set before measurement 4 2 1 MODE1 Mode for setting each parameter for power measurement Phase Wire system setting mode SYS Mode defines phase and wire system to measure Select from Single phase 2 wire Single phase 3 wire Three phase
17. SHIFT V gt to shift active power reactive power apparent power Press lt lt gt lt gt gt to change the month lt doesn t shift to next month of calendar display Period of month is designated as below table Example Display Lower line Measuring period 04 01 05 01 06 01 From April 17 00 00 00 June June 31 23 59 59 Apparent power kVAh April May June 1 00 00 00 April 30 23 59 59 Active power kWh Monthly integrated electric power Reactive power kvarh May 2008 May 2008 kWh wat kvarh S EE kVARN m month Lighting Lighting Ci Lighting Lighting ir KR LIZ 1 LOG ju Press lt SHIFT V gt ps I Z e e to shift SS R i BA active gt gag a reactive gt Sore TE LI eg Per HF eng appareni Select month and it displays monthly integrated power after 2 seconds i s i E wm j KN I i i a pe i P mm mm LA Im K Kb ft i M K ee cz2a 0400 Looe METE How to shift month to display When date or electric power is displayed press lt A gt to change months April 2008 Dee Kn il IC i CL MIL i m MT Forward Bo iet TF 8200 Es Pe POE METER Select month and it displays monthly integrated power after 2 seconds June 2008 IEM al H oe M ML A e Re IN SE Pe ks His EE 9200 foe PEA TEA Backward 42 KW8M Eco POWE
18. To start and stop measuring integrated electric power active lt START STOP gt for arbitrary period from press this key until press it again Only AKW8111H KW8M Eco POWER METER Chapter 3 Wirin 3 1 Main unit terminal arrangement e m P1 Power H PO K Supply ES p2 Pulse Input ES e aer Pulse CT1 C12 a RS485 GC Se CT3 0 0 me The input voltage to each terminal is as follows Operating Single passe on on 240VAC 100 240V Line voltage power supply two wire RR phase a 0 440VAC 0 440V J Line voltage wo wire Single ai us ganase o 0 0 220VAC 0 220V BW Phase voltage voltage input Three phase Dann 0 440VAC 0 440V 3 Line voltage three wire Three phase KEE S S Erres 1 H 0 254VAC 0 254V 3N Phase voltage Caution for Wiring 1 Terminal fastening torque should be 0 6 to 1 0N Jm 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
19. a 2 step construction by combination of a commercial CT of secondary side current 5A for high voltage and the dedicated CT for 5A AKW4801C 9 7 Self diagnostic function If an error occurs the following indication will be given Output status ERRO Turn the power off and then on again OFF ERR1 EEP ROM life ended Replace 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 ROM s life short Avoid to usage like this Especially be careful if you set by communication KW8M Eco POWER METER Chapter 10 Mounting 10 1 Dimensions 10 1 1 Main unit 96 Unit mm Clearance 1 0 Mounting bracket Gasket a Terminal Geier Option co T O C COON 000 Oooo DD C C LOO 0079 000 C 08 D LC GW HDE i 106 2 La r em CHz COUN ME DES KVA KVAN i ti 104 5 with terminal cover M3 screw Fastening torque 0 6 to 1 0N m KW8M Eco POWER METER 10 1 2 Dedicated CT For 5A 50A AKW4801C Ping housing SL Pict 457 Mig Co Lid Sacket contact SSF 71T P1 4 JST Mig
20. m Se rei g i E f ka i m7 ab Nr po or Saa EcoPOWER METER Eco PER METER MEWTOCOL MODBUS RTU AL lt SET gt Set the station number using lt A gt lt V gt e lt gt gt Station number can be entered the range of 1 to 99 Panasonik KERI ret Increase value KI Decrease value 7 Shift place to set Fa 0200 Shift place to set Eco POWER METER lt SET gt Transmission speed setting mode Press lt A gt lt V gt to change 19200 2400 4800 9600 Panam KU REH Faiatt dk ESA Parar onde RN LO CO a nl ni li i CIE i cl ER G FA 20 Se 222A e 0200 0200 200 0200 0200 Er TA Pate METER Ero FURMER BEER Eco POMWER METER Ers POAR METER Eca POWER METER Lie P t ME ER a 7 i 19200bps 38400bps _ 2400bps 4800bps 9600bps AL lt SET gt a M a a saco dega 0 saco cece cece KW8M Eco POWER METER Transmission format setting mode Press lt A gt lt V gt to change 8bit o Ybit n e 7bitE e 7ito e 8bit n e 8bit E n not available E even number o odd number Poor Aron Para ur KC a e Sa et manai Rasch erent b COL mijm E COL CL COL rr FA FTE CC COOC COOC De wi det aa UL ri Zi ge kal a KSC EA Ka ks Ki EA ka kan KC E a ee Fakel Kal ks SC ei d HCH SES HCH Miaa bie Ba 8bit o 7bit n 7bit E Tit o 8bit n 8bit E lt SET gt Set the response time using lt A gt lt V gt l
21. phase three wire 3 Average of Average of each phase V each phase A KW8M Eco POWER METER 6 2 Frequency It displays the frequency Panasonic KWEM HZ Lighting Eco POVWER METER 6 2 8 Hour meter It displays the load ON time or load OFF time measured by CT1 Press lt SHIFT V gt to change the load ON time to load OFF time ON and OFF h display disappears after a few seconds by pressing lt SHIFT V gt ON time h Panasonle KBM Panasonic KW mt e nr LIT TI IL LC LI TT Blinking the decimal point a EL during measurement of R ON time Er after a few seconds i A L ES K i kd G SE Ls D200 Lighting 0200 Eoo POWER METER Eco POWER METER E OFF time h Panasonle KWEM Panasonic ME EEL JL LIT II 1 CITI Blinking the decimal point T i WI IT during measurement of R OFF time after a few seconds GI Le A La E RI CN Lar ar EE ei Jansa 9200 Blinking 0200 Eco POWER METER EsePOWER 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 time Current flow of CT1 aun NO peo O HM A lt Measured as OFF h CUTA KW8M Eco POWER METER Ratio of load curre
22. required when you measure a load with voltage 440V or more system Use VT with those secondary rating is 110V Grounding the secondary side of VT and CT is not necessary with low voltage circuit Single phase 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 R S T N No 14 19 20 are not wired KW8M Eco POWER METER lt gt How to attach the Current Transformer CT One CT is required to measure 1P2W system Two CTs are required to measure a 1P3W system or 3P3W system Three CTs are required to measure 3P4W system Using all CTs should be the same Check beforehand that the thickness of the electric wire is smaller than the through hole of the CT 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 Incorrect order might cause an electric shock or break CT Jhe CT has polarity Wire correctly according to the K and L marks Wrong direction can t measure correctly When closing CT check that there is no foreign materials on the divided face And make sure it is closed securely once the wire is in place if not the measurement value will be not accurate When CT s cable is extended it is possible to extend up to about 10m with the cable of AWG 22 or more cross section under the environment without noise at all
23. 0 to 999999 DT00152 i DT00153 Load OFF time 0 1h Unsigned 32bit O to 999999 SE Pulse count value Unsigned 32 0 to 99999999 R W R W R W R W R W R W R W R W DT00158 Unsigned 32bit DT00159 Preset value O to 99999999 DT00160 DT00161 Prescale value 0 001 Unsigned 32bit O to 100000 DT00162 Max counting speed 30 2000 DT00163 Auto off time 0 to 99 O always on S en KR R i E K E SE J eso os K 48 KW8M Eco POWER METER Data register D10016 Instantaneous 0 01kW Unsigned 32bit O to 99999999 DT00177 active power Name Unit Kind of data Range E E 0 01kvar Signed 32bit 9999999 to 99999999 DT00179 reactive power E ee 0 01kVA Unsigned 32bit 0 to 99999999 DT00181 81 DT00181 apparent power Only for AKW8111H register Log data Higher word Lower word Log data Higher word Lower word D120001 Date Hour Unsigned 16bit D 01H to 31H H 00H to 23H ES E data Higher word ml ant o SRT DT20003 SS data DT20004 4 DT20004 Integrate d active power TT 01kwWh O 0tRWh Unsigned 32bit O to 999999999 DT20005 Log data DT20006 DT20006 Integrate d reactive power 0 01kvarh Unsigned 32bit 0 to 999999999 DT20007 Log data DT20008 DT20008 Integrate d apparent power 0 01kVAh Unsigned 32bit 0 to 999999999 DT20009 Log data DT20010 Voltage L1V Unsigned 32bit 0 to 99999 DT20011 Log data DT20012 Voltage L2V Unsigned 32bit
24. 001 gt AH 10 lt 0 01 gt 64H 100 lt 0 1 gt 3E8H 1000 lt 1 gt 2710H 10000 lt 10 gt 003DH 186A0H 100000 lt 100 gt DTOO061 3E7H 999 lt Instantaneous electric power Values of DTO040H 0041 H gt Unit for Unsigned 309H 777 03H Pulse output 32bit lt Ratio for current alarm 06H 10H Values of 0045H gt 22B 555 OO3EH lt Preset value for output DT00062 Values of OO9EH 009FH gt 14DH 333 lt Ratio and time for stand by alarm Values of 004DH 00E4H gt Primary side Dien LEE when CT 5A Ge Alarm value DTO0064 Instantaneous 0 01kW Unsigned OH to SFSEOFFH 03H ei gies active power 32bit 0 to 99999999 O6H 10H 0042H Unsigned 64H to 270FH 03H k liju 16bit 100 to 9999 06H 10H Current threshold 0 1 Unsigned AH to 3E8H CT00067 for time measurement EE 16bit 10 to 1000 06H 10H Unsigned AH to 1F4H o BT00068 em eumeni 16bit 10 to 500 06H 10H 1 DT00066 O CO L Current alarm value 0 1 ne E DT00069 i 16bit 10 to 1000 06H 10H DT00070 9 9 16bit 2H 2 200V 06H 10H Current ratio for M Unsigned DT00077 stand by alarm deen OS SE EE 06H 10H 004EH Time for stand by Unsigned 03H oroo lamm LE tH to 270FH 10 9999 06H 10H O O OGS O R O O OIS OI O O m D D E E D O KIO w I ele DT00100 Integrated 0 01 Unsigned 0H to 3B9AC9FFH 03H 0065H active power kWh 32bit 0 to 999999999 06H 10H DT00101 O O O oO O C T T L O 0066H DT
25. 00102 Integrated 0 01 Unsigned OH to 3B9AC9FFH 03H 0067H reactive power 32bit 0 to 999999999 06H 10H DT00103 0068H DT00104 Integrated 0 01 Unsigned OH to 3B9AC9FFH 03H 0069H apparent power kVAh 32bit 0 to 999999999 06H 10H DT00105 96 Data item Name Unit MEWTOCOL Kind of data KW8M Eco POWER METER l e MODBUS Range Hexadecimal l Function Range Decimal code 006BH Unsigned OH to EA60H roca SEE SI 16bit 0 to 60000 OO6CH Unsigned OH to EAGOH DT00108 Current LZACT2 16bit 0 to 60000 OO6DH Unsigned OH to EAGOH DT00100 MEAT 16bit 0 to 60000 006FH DT00111 0070H DT00112 0096H DT00150 0097H DT00151 0098H DT00152 0099H DT00153 OO9AH DT00154 009BH DT00155 OO9EH DT00158 009FH DT00159 OOAOH DT00160 00A1H DT00161 00A2H DT00162 00A3H DT00163 OOAAH DT00170 OOABH DT00171 OOACH DT00172 OOADH DT00173 OOAEH DT00174 OOAFH DT00175 00BOH DT00176 00B1H DT00177 Freguency Load ON time Load OFF time Pulse count value Preset value Prescale value Max counting speed Auto off time Voltage L1V Between P1 P0 Voltage L2V Between P2 P0 Voltage L3V Between P3 P0 Instantaneous active power 0 01 Ah 1h HZ min AV AV AV 0 0 0 0 0 0 01kW Signed FF9CH to 64H 03H 16bit 100 to 100 Unsigned OH to 3E8H 16bit 0 to 1000 Ge Unsigned 16bit Unsigne
26. 010 1 make sure to satisfy the following conditions 1 Pulse output part and 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 Il 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 LA 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 KW8M Eco POWER METER Chapter 4 Settings _ 4 1 Operation procedure Mode 1 Mode for setting each parameter for power measurement Monitor Display when power on lt MODE gt Setting mode Mode 1 Mode 2 Mode 3 7 Mode 4 Mode 4
27. 3 2 Data Register List Common to AKW8 series register DT00050 0 to 9999 DT00060 CT type puta 5 types 5 50 100 250 400 R W 1 0 001 10 0 01 100 0 1 1000 1 10000 10 100000 100 DTO0061 999 Instantaneous electric power Values of DT00064 00065 Unit for Unsigned 32bit 777 Ratio for current alarm Pulse output Value of DTO0069 555 Count value for output DTO0062 Values of DT00158 00159 333 Ratio and time for Stand by alarm Value of DT00077 00078 Primary side current l DT00063 value when CT 5A Unsigned 16bit 1 to 4000 DTO0064 Alarm value DT00065 Instantaneous active power E a ees DT00066 100 to 9999 D dddev Tent Meshole ter 0 19 Unsigned 16bit 10 to 1000 R W time measurement 1 DT00068 Cutoff current 10 to 500 DT00069 Ratio for current alarm 10 to 1000 DT00070 Voltage range Unsigned 16bit 1 400V__ 2 200V DT00077 Ratio for stand by current 10 to 1000 DT00078 Time for stand by alarm 1min Unsigned 16bit O to 9999 R W 5 i Integrated active power 0 01kWh 0 to 999999999 DT00102 Integrated DT00104 Integrated 100105 aopatenij er 0 01kVAh 0 to 999999999 DT00107 Current L1A CT1 0 to 60000 DT00108 Current L2A CT2 0 to 60000 DT00109 Current L3A CT3 0 to 60000 R R R DT00111 Power factor 0 01 Signed 16bit _ 100to100 R DT00112 Frequency 0 1Hz Unsigned 16bit Oto 1000 R DT00150 DT00151 Load ON time Unsigned 32bit
28. 3 wire Three phase 4 wire When Single phase 3 wire or Three phase 3 wire is selected 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 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 5A Primary side current of CT setting mode CT 1 This mode is only when SA is selected on CT type setting mode 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 Voltage range setting mode VOLT 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 In
29. 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 17 FMD command was sent when some registration has been exist J MG command was sent when registration has not been entered Registration error lt gt Self diagnostic error Error code Error name Explanation register 7 3 4 Command Eco POWER METER has 5 kinds of commande Explanation Read data area 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 specifications of Eco POWER METER and error code if an error occurs RD Read data area Reads the contents of data area lt 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 WD Write data area Writes date to a data area lt Command Starting word No
30. 5 idle data item to EE address code t data gt A 01H 10H 0064H 0002H 04H lt character number Data 1 Data2 Error check 3 5 idle CRC 16 characters 0000H 0000H F474H 2 2 2 lt character number Response message from slave in normal status eee E Number of 3 5 idle Slave Function Data item data emite Error check 3 5 idle characters E tH ti 0064H write Ct characters EECH 0002H a a e 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 Slave Function E r Number of characters GE Ge write gata 01H 10H 0002H 06H e T Mistake Data 1 Data 2 Error check WE E ae CRC 16 characters 0000H 0000H 6F8E lt Response message from slave to mistaken command REENEN Response message in exception error status gt e Slave Function Exception code Error check 3 5 idle 3 5 idle characters address code CRC 16 characters IK 01H 90H 03H 0CO1H SE KW8M Eco POWER METER 4 2 Data Register List Common to AKW8 series Data item Name Unit Kind of Range Hexadecimal e MEWTOCOL data Range Decimal Geen DTO0050 l 16bit 0 to 9999 06H 10H DTO0060 YP rms 16bit 64H 100 FAH 250 190H 400 06H 10H 1H 1 lt 0
31. 999 DT63190 F6D7H DT63191 Log data Unsigned OH to 1869FH 03H F6D8H Voltage L2V 32bit 0 to 99999 DT63192 F6D9H DT63193 Log data 01V Unsigned OH to 1869FH 03H F6DAH Voltage L3V l 32bit 0 to 99999 DT63194 DT63198 Current L1A CT1 l 16bit 0 to 60000 DT63196 Current L2A CT2 l 16bit 0 to 60000 DT63197 Current L3A CT3 l 16bit 0 to 60000 F6DEH DT63198 Log data Unsigned OH to 5FSEOFFH 03H F6EFH Pulse count value 0 to 99999999 DT63199 0047H DT00071 0048H DT00072 DT00073 OO4AH DT00074 O O O O CO O DT00075 OO4CH Logging cycle setting DT00076 Hour Minute Minute Second Date Hour Year Month Calendar timer Day j i vi H 00H to 23H M 00H to 59H Unsigned l l FAR M 00H to 59H S 00H to 59H Kr Unsigned D 01H to 31H H 00H to 23H 16bit a Y 00H to 99H M 01H to 12H Unsigned Day 00H to 06H 16bit 99 6 types Unsigned 1H 1 lt 1 gt 2H 2 lt 5 gt 3H 3 lt 10 gt 4H 4 lt 15 gt 5H 5 lt 30 gt 6H 6 lt 60 gt 03H 03H 03H 06H 10H 03H 06H 10H 06H 10H 03H 06H 10H O CO T KW8M Eco POWER METER Only for AKW8111H Data item Nianie Unit Kind of Range Hexadecimal e MEWTOCOL data Range Decimal oe 0050H Unsigned 03H DT00080 SRAM Initialize 16bit H 0 lt OFF gt 1H 1 lt ON gt 06H 10H 0062H DT00098 0063H DT00099 note 1 03H Read O6H 10H Write note 2
32. Data register except specified is 0 note 3 If each setting value is wrote by communication it memories to internal EEP ROM at the same time Therefore change setting frequently makes EEP ROM s life short Avoid to usage like this note 4 Write a data within the range when you write it Integrated active power for arbitrary 0 01kWh period Unsigned OH to 3B9AC9FFH 03H 0 to 999999999 06H 10H KW8M Eco POWER METER 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 a I cht D V U a 4 d BATTERY OFF o ON a i I i ei Note 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 Panasordo KW D D IL E ECO JI IL E is blinking EcoPOWER METER Battery Option Model No Spare Battery CR2450 AFC8801 KW8M Eco P
33. 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 91 KW8M Eco POWER METER MD Register or Reset data monitored Registers the data to be monitored Up to 16 points can be registered for one unit o Command Register Data specification D gt Data specification eux Word No Word No Bcc 5 characters 5 characters CR x16 x160 MG Monitoring start Monitors a registered data o Command a No of characters in data line Data Bcc 2 characters 4 characters 4 characters CR x161 x160 TR lower word higher word lower word higher word RT Read the status of Eco POWER METER Reads the specifications of Eco POWER METER and error codes if an error occurs o Command Operation mode Error flag 01 On operating 01 abnormal x161 x160 00 Stop 00 normal Model code 1 Model code 2 Version E Mere Error flag Self diagnostic error No Bcc cnaracters 2 characters 2 characters 4 characters 2 characters 4 characters CR x16 x160 With this unit it responses 99 for Model codel 13 for Model codez 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 respo
34. METER Current measurement parts Eco POWER METER measures the current as below Single phase two wire L1 phase current IO V Single phase three wire L1 R phase current L2 S phase current Three phase three wire L1 R phase current L2 T phase current Three phase four wire L1 R phase current L2 S phase current L3 T phase current 6 2 4 Voltage t displays the voltage value of the load Press lt SHIFT V gt 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 doesn t 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 setting mode Panasonic KW M Panasonte KWAM Panasonic KW OC Big LO LI L ot V ZI AAA Zv Lighting L LILIL CHILI ves S Paie Gee S o gt Soames gt GE E a CN Go Ga Ki cor vA DS 02001 04001 EcoPOWER 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 at 400V range it displays 0 0 and doesn t measure E When input voltage exceeds 150 F S at each range item will be displayed Voltage mea
35. OWER METER 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 Hooks Hooks 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 Wa F S D y i L WW ei e e ei a 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 Mount new battery within 3 minutes after removing the old battery E k ei ei 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 fs i ei G ss Connector Hooks H l I I l l I I 1 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 If the direction is different it can not be inserted to the end Be sure to check the direction Hooks KW8M Eco POWER METER Chapter 9 Specifications 9
36. Panason c KWS8M Eco POWER METER User s Manual ARCT1F440E 4 2011 5 panasonic electric works net sunx Panasonic Elecrtic Works SUNX KW8M Eco POWER METER KW8M AKW8111 L Basic setting to measure by Eco POWER METER When wiring the main unit and the current transformer CT and setting the basic setting after power on you can measure the power The basic setting of MODE1 is necessary to measure In order to use the other functions the settings of the each parameter are necessary What to do Mount Connection Settings ne J Check measured data with power Measure Power monitoring mode Check measured time with power monitoring mode 6 2 Measure ON time and d OFF time O O gt Se D Oo 5 D E g s 9 We output E S Check alarm OH line a output CG li o 5 o 3 o D gt 3 Check measured Collect dat c o Wire 2 S data via SS 5 H Z communication communication GE via RS485 HO line setting communication MODE3 device K Check count value with power Count pulse Wire input output from line other device monitoring mode juawa nseau sjnd JO JajoweJed ay 18S p 22 KW8M Eco POWER METER KW8M with log function AKW8111H Basic setting to measure by Eco POWER METER When wiring the main unit and the current transformer CT and setting the basic setting after power on you can measure the power The b
37. R IT ILL Li EU am CL LOD LILIA 0200 02005 Eco POWEA 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 P0 Between P2 P0 Between P3 P0 Electricity charge Power Factor Frequency Hour meter Pulse counter 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 KW8M Eco POWER METER 6 2 Outline for the Working of Power Monitoring Mode Display It displays measured value as below with Power Monitoring Mode Integrated electric power Integrated Integrated Integrated active power lt SHIFT V gt reactive power lt SHIFT V gt apparent power 4 lt ITEM A gt Instantaneous electric power Instantaneous Instantaneous Instantaneous active power lt SHIFT V gt reactive power lt SHIFT V gt apparent power 4 lt ITEM A gt Current L1 CT1 Ss L2 CT2 Ss L3 CT3 lt SHIFT V gt lt SHIFT V gt y lt ITEM A gt Voltage gt L1 P1 PO ee L2 P2 P0 SEENEN L3 P3 P0 4 lt ITEM A gt Electricity charge y lt ITEM A gt Power factor 4
38. R METER 6 3 2 Daily integrated electric power only for AKW8111H It displays Daily integrated electric power You can check a log data for 93 days max Press lt SHIFT V gt to shift active power reactive power apparent power Press lt lt gt lt gt gt to change the date It doesn t shift to next date of calendar display Period of day is designated as below table Example ZE 05 01 5 05 02 2nd 05 03 E Lower line 8 From To From SR May 1 T e May 2 May 2 May 3 Gs ee H 00 00 00 23 59 59 00 00 00 23 59 59 00 00 00 23 59 59 Daily integrated Active power kWh Reactive power kvarh Apparent power kVAh electric power May 2008 May 2008 May 2008 TT at Panssonk mwaa kvarh Besse ista KVAh m month E Lighting ole Lighting SI Ou Lighting Lighting PV L ric KR Lit LOG T Lighting Press lt SHIFT V gt y to shift active gt reactive gt apparent canica SHIFT Select month and day and it displays a daily integrated power after 2 seconds Peras ed riba Select month and day and it displays How to shift date to display daily integrated power after 2 seconds When date or electric power is displayed press lt gt gt to change date May 1 2008 May 2 2008 va 3 2008 Kenn A TE Backward aang Backward Dar PRATA TA 43 KW8M Eco POWER METER 6 3 3 Hourly integrated electric power only for AKW8111H It displays Hourly
39. Wh is set one pulse is output at reaching the setting value When AL P is set alarm is output at the time when instantaneous electric power is over the setting value When AL C is set alarm is output at the time when current is over the setting value When AL S is set alarm is output at the time when current is under the setting value and it passes the setting time When Cnt is set it output at the time when count value reaches preset value set by preset value setting mode Power alarm setting mode AL P Only when AL P is selected on unit for pulse output setting mode Mode defines instantaneous electric power used for alarm output it is set the range of 0 00 to 999999 99kW Current alarm setting mode AL C J Only when AL C is selected on unit for pulse output setting mode Mode defines the ratio of current used for alarm output Ratio for the rated current It is set the range of 1 0 to 100 0 Stand by alarm setting mode 1 ALS1 1 Only when AL S is selected on unit for pulse output setting mode Mode defines the ratio of current used for threshold value to judge stand by power Ratio for the rated current It is set the range of 1 0 to 100 0 Stand by alarm setting mode 2 ALS2 Only when AL S is selected on unit for pulse output setting mode Mode defines the time used for threshold value to judge stand by power It is set the range of 0 to 9999min When 0 is set alarm is always
40. You can measure an integrated electric active power for arbitrary period Press lt ITEM A gt to shift the display of the Integrated electric active power kKWh and TIME are lighting Press lt START STOP gt to start measuring TIME is blinking during measuring Press lt START STOP gt again to stop measuring TIME will be lighting Integrated electric power active for arbitrary period Panasonic KW TIME kg l Lighting ei kWh Blinking Seer 0200 Uco POWDA HITA Blinking TIME during measurement Integrated electric power is measured and displayed from 0 00 to 9999999 9 kWh JThe decimal point is changed automatically es gt 999999 99 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 lt SET gt and press lt MODE gt makes integrated electric power clear Reset Le lt MODE gt OFF 6 3 5 Calendar Timer only for AKW8111H It displays the present time Calendar timer Panasonic KWM me LO wiel IC OU TIME Kb Lighting pann EcoPOWEAR METER Decimal point is blinking KW8M Eco POWER METER 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
41. asic setting of MODE1 is necessary to measure In order to use the other functions the settings of the each parameter are necessary What to do Mount Connection Settings Check measured data with power monitoring mode Check measured time with power monitoring mode Measure ON time and OFF time 6 2 Li Wire output E Check alarm li output l S Te me Wire Check measured Collect data Kas ER data via communication communication SE via RS485 i line setting is iii vi Check log data with option mode After measuring ead out by using software 19 J9WJOJSUEJ JU9JJNO y JOOUUOD 1GdOW s6unmes o seg ay jas yun urew y al un UISUU ay UO JOMOd the tool log data software N Check count value with power Count pulse output from other device monitoring mode JO JajaweJed ay 18S Be sure to set calendar timer clock and initialize memory of main unit before measuring KW8M Eco POWER METER 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 precaution
42. ay WIE COMMUNICAUON aaee bins vicious dd Nose in asus s 29 od DISDIAY WINE pulse QUID 29 5 3 1 Output depends on integrated electric power 30 5 9 2 Instantaneous eloctrice power alarm dies a 30 EE EE eebe ee EE 30 Ee Le Ee ee Ee EE 30 5 3 5 Output depends On COUNT value iii a A a een 30 Sh COUMENCON ss di odd ds dns ia oo eds 31 Chapter 6 Display o reach Valles Eed EE 32 6 1 Working OF Monitor RTE dns cala 32 6 2 Outline for the Working of Power Monitoring Mode Display cccccooccncccoccnonocconononcnnconanoncononons 33 6 2 1 Integrated Electric power 34 6 2 2 Instantaneous Electric power 35 A 35 e 36 Seen ET sos an ss nn D D N N D S S K N 37 DZ S FONEVISCIO ada ds A PI I K S A eee 37 B2 ev ELO EL Le 38 BZ od WOU E lno ds A DE N N NSS N S S SS 38 A EE 39 6 3 Outline for the Working of Option Mode Display only for ARKWoT771b 41 6 3 1 Monthly integrated electric power only for ARKWS 7I7H 42 6 3 2 Daily integrated electric power only for AKW8111H ooocccccccccnnccoccnnccnconcononcnnonnanononnanonnnnncnnnnnos 43 6 3 3 Hourly integrated electric power only for AKWGIIIH aa 44 6 3 4 Integrated electric power active for arbitrary period only for AKWSI7IIH aa 45 6 3 5 Calendar Timer only for ARKWGIIID ra 45 KW8M Eco POWER METER Chapter MEWTOC0BGonmun cati0n uss sad a oss 46 Yel Go gll Ueleg ee EE 46 7 2 COMMUAIGATON MMN ti A EE 46 Yy MEWTOCOECOMMUN CO0 ies d anas si 47
43. bout 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 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 Display Calendar timer KW8M Eco POWER METER 9 6 Dedicated Current Transformer Specifications Model No AKW4801C AKW4802C AKW4803C AKW4804C Primary side rated current SA 50A 100A 250A 400A current 16 7mA 2 0 F S AC1000V 1min AC2000V 1min Breakdown voltage initial Between through hole Between through hole and output lead wiel and output lead wire Insulation resistance initial Min 100MO at DC500V Between through hole and output lead wire o Functional 10 to 55Hz 1 cycle minute single amplitude of 0 15mm Vibration 10 min on X Y and Z axes resistance 10 to 55Hz 1 cycle minute single amplitude of 0 375mm estructive 1 hrs on X Y and Z axes Shock Min 98m s 4 times on X Y and Z axes resistance Min 294m e 5 times on X Y and Z axes li DE Approx 100 times clamping freguency 35 to 80 RH fat 20 C non condensing Note Dedicated current transformers CT AKW4801C 4802C 4803C 4804C are dedicated for low voltage under 440V They can not be used for high voltage circuit In case measuring high voltage circuit make
44. case measuring the load of 100 200V system with selecting 400 the resolution will be down Select the correct voltage range Mode defines voltage input method to the main unit input voltage directly or uses a voltage transformer VT over 440V system lt 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 Mode defines for time measured current lt measures ON time and OFF time by setting value lt can be set the range of 1 0 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 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 it 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 lt gt KW8M Eco POWER METER Unit for pulse output setting mode PL P Mode defines unit used for pulse output It defines the unit of integrated electric power for 1 pulse output Select from 0 001 0 01 0 1 1 10 100kWh AL P AL C AL S Cnt When one of the 0 001 0 01 0 1 1 10 100 k
45. d 16bit Unsigned 32bit Unsigned 32bit Unsigned 32bit Unsigned 16bit Unsigned 16bit Unsigned 32bit Unsigned 32bit Unsigned 32bit Unsigned 32bit OH to F423FH O to 999999 O3H 06H 10H OH to F423FH 0 to 999999 03H 06H 10H OH to SFSEOFFH 0 to 999999999 Ge OH to 5F5EOFFH 0 to 999999999 03H 06H 10H 03H OH to 186A0H 0 to 100000 os 1EH 30 03H 7DOH 2000 06H 10H OH to 63H 03H O to 99 06H 10H OH to 1869FH 0 to 99999 SEN 01098999 010 98098 03H OH to SFSEOFFH 03H 000 to 99999999 KW8M Eco POWER METER Data item iame Unit Kind of Range Hexadecimal SCC MEWTOCOL data Range Decimal oe 00B2H Instantaneous FF6 6981H to SFSEOFFH 03H OOB3H reactive power l 32bit 9999999 to 99999999 00B4H DT00180 Instantaneous o O1kVA Unsigned 0H to SFSEOFFH OOB5H apparent power 32bit 000 to 99999999 DT00181 Only for AKW8111H Data item N m Unit Kind of Range Hexadecimal ir MEWTOCOL data Range Decimal code 4E20H Log data Unsigned l l Gong earmon 7 ieme Irmem ue mm 4E21H Log data Unsigned Goen Satettouy LU DOT IO 91H mec mm 4E22H Log data Unsigned l or20002 Minute Sperey Li M0010500 OH DT20003 Log data 0 01 Unsigned OH to 3B9AC9FFH Integrated active power 32bit 0 to 999999999 DT20004 DT20005 Log data 0 01 Unsigned OH to 3B9AC9FFH Integrated reactive power 16bit 0 to 999999999
46. d input voltage Allowable measurement voltage 2 5 F S 1digit at 20 C rated input rated frequency power factor 1 X Accuracy coverage 10 to 100 of rated current of CT 9 2 2 Pulse input Input mode Addition Fixed Max counting speed 2kHz 30Hz Select with setting mode Min input signal width Pulse input 0 25ms When 2kHz selected 16 7ms When 30Hz selected ON OFF ratio 1 1 Contact No contact open collector Impedance when shorted 1kQ Residual voltage when shorted Max 2V Impedance when open 100kQ Output mode HOLD Over count Number of Digit 8 digit 0 to 99999999 Input signal KW8M Eco POWER METER 9 3 Pulse output Transistor output Specifications Output type Open collector OFF state leakage current 100u A or less 0 001 0 01 0 1 1 10 100kWh Alarm AL P Pulse output unit Current alarm AL C Stand by alarm AL S Counter Cnt Selectable with setting mode We recommend the setting of minimum unit for pulse output for measurement shown as below Output pulse 4 pulses or less per 1sec Unit for pulse output JPL P Max measurement power kW 3600 s x 4 pulse s Caution 1 Improper unit setting may cause miss counting 2 If the OFF time is too short there is a possibility of counting errors 9 4 Communication Specifications MEWTOCOL MODBUS RTU selectable with setting mode Isolation status Isolated with the internal circuit X 1 P
47. d by power current of the measured load pulse output transistor output turns on in order to notice Set current C and stand by time T to judge stand by power When the measured load is satisfied the setting conditions pulse output transistor output turns on in order to notice When it exceeds the setting value it turns off and reset it You can reset the alarm by pressing lt SET gt with the instantaneous electric power display Working flow chart kW Normal working Output turns ON Oo m D oe T 5 8 gt SE O men m mm wm ml wn en mm wm mm mm db m mm wm mm Stand by mode stati 0 Time Min 5 3 5 Output depends on count value Set the preset value and pulse output transistor output turns on the time when count value reaches the preset value Refer to the next in detail KW8M Eco POWER METER 5 4 Counter function O Operation mode Maintain output hold count HOLD Output OFF ON Counting lt possible E Addition 0 1 2 3 OO nm2 mt n net n 2 n3 n Preset value 1 Output control is maintained after count up completion and until reset However counting is possible despite of count up completion 2 lt reverts 0 after counting up full scale but output control is maintained However output is OFF if count value or preset value is changed O Change the Preset Value It is possible to change the preset value even during counting However note th
48. e following points lt When the pre scale value is 1 000 PPSCL 1 000 1 If the preset value is changed to the value less than the count value counting will continue until it reaches full scale returns to 0 and then reaches the new preset value 2 If the preset value is changed to 0 it will not count up at start with 0 lt counts up when the counting value comes to 0 again after reach to full scale However output is OFF if count value or preset value is changed 3 When the count value is fixed output is changed according to the changing of preset value as below D If the preset value is changed to the value less than the count value or same as count value output is ON Count value 2 Preset value If the preset value is changed to the value more than the count value output is OFF Count value Preset value lt gt When the pre scale is not 1 000 PSCL 1 000 Even if the preset value is changed after counting to full scale output is not changed KW8M Eco POWER METER Chapter 6_ Display of each Value 6 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 V gt 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 KWBM Panasonic KWBM WUR
49. e power kvar dir akta active power kW apparent power kVA kW kvar KVA Lighting Lighting Lighting F KWEM Panasonic KWEM Panasonic KWEM KERM TE gt o g ma mm Gein SEL Eco POWER METER AA M m ett m im uge ve Dona Ece 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 plus value when lagging phase but it doesn t show plus 6 2 3 Current It displays the current value of the load Press lt SHIFT V gt to change L1 CT1 phase L2 CT2 phase L3 CT3 phase current 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 doesn t 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 setting mode Panasonic KWEM Panasonlo KWBM Panasonic KWEM ii iu Big Ly LC LA Li a re Cre Ignting IIL ILI e Fu 7 iva Y Sawn 0200 0200 Eco POWIER METER Et POWER METER Eco POWER METER When input current exceeds 150 F S at each range li will be displayed N ken L KW8M Eco POWER
50. e 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 flow meter MW Eco POWER METER is designed chiefly to manage saving energy lt is neither intended nor can it be legally used for billing 1 2 Units Name and Part Numbers 1 2 1 Main unit Model No Log function AKW8111 Not available AKW8111H Available Common Phase and Wire Power Measured Measured Current Terminal system supply voltage input current input transformer type Single phase two wire Dedicated CT Screw Single phase three wire 100 240V HOOVAC type Terminal AC JP Three phase three wire 50 60Hz 1100 200VAC 250A 5A 50A common M3 SC EE GE 100A 250A 400A screw 1 2 2 Dedicated Current Transformer CT Rated Se current Model No DA 1 2 3 Options Model No Spare Battery 1 AFC8801 Required to back up memory and calendar 1 This is attached to AKW8111H when shipped KW8M Eco POWER METER 1 3 Measurement items 0 00 to 9999999 9 Integrated electric 0 00 to 9999999 9 aoa Between P3 PO v 009999 SS Electricity charge 0 00 to 99999999 eee 00 0 00 to 99999999 eee 99999999 Unit display iii lb Powerractoi LEAD Leading phase LAG lagging phase Communication 1 00 to 0 00 to 1 00 Within the range of phase angle 0 90 to 0 to 90 degree Frequency He 475 to BO 475
51. ect 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 it 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 38400 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 0dd means parity is odd number With MODBUS 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 lt can be set the range of 1 to 99 ms initial 5 Z O O KW8M Eco POWER METER MODE3 Setting flow chart Monitor lt MODE gt MODE 1 display L lt ITEM A gt 2 times MODE 3 display L lt SET gt Protocol setting mode Press lt A gt lt V gt to change MEWTOCOL MODBUS RTU Parnssorde HOR Panssonk eT Er ee A Or CCOC Cro Cu LAV OC ZC La IICA A D
52. f a carry is not generated go to step Repeat steps and until shifting 8 times XOR is calculated with the next data and X This is assumed as X Repeat steps 9 to 8 Repeat steps 9 to O up to the last data Set X as CRC 16 to the end of message in sequence from low order to high order V Message example Reading electricity rate 0032H of address 1 Comman eee I Slave Function Data item Number of Error check Bi as rs A E boul Gelee E Bes rs EE 01H 03H 0032H 0001H 25C5H PIAA lt character number Response message from slave in normal status When Rate 1000 10 00 03E8H ees 3 E ee SEH Slave Function Number of Number of Error check dis Drees address code response byte data CRC 16 SE el 01H 03H 02H 03E8H B8FAH A e character number 2 Setting electricity rate 0032H of address 1 When rate is set to 20 00 2000 07DOH Comman eee Slave Function Data item Number of Error check i di Ge ri ada Ono Ge MAITAS ae 01H 06H 0032H 07DOH 2BA9H A tense lt character number Response message from slave in normal status N Tide o Slave Function Data item Number of Error check d d characters lia aoe oe O characters ON 01H 06H cm 07DOH 2BA9H o lt character number KW8M Eco POWER METER Reset integrated electric power 0064H 0065H 2 word of address 1 When setting to O 0000 0000H Command I Slave Function Data item Number of Number of 3
53. hem will have no effect Press lt SET gt continuously for about 3sec again to release Lock mode The LOCK indicator goes off and the lock mode is released unlocked Lock indicator 5 2 Display while communication TX RX indicator is blinking while Eco POWER METER is under communication Panasonic KWen i ru li Lt A H E bret I Tee A A A Et POWER METER 5 3 Display when pulse output Panasonic OUT indicator is lighting when pulse output KW M Panasonic KW I IC IC OU L i ao K l De EEN 0200 Eco PQWER METER TX RX indicator OUT indicator TE FR Ki He l art L ak me eg KA i el 0200 Eco POWER METER KW8M Eco POWER METER 5 3 1 Output depends on integrated electric power Set the unit for pulse output 0 001 0 01 0 1 1 10 100kWh and pulse output transistor output turns on every time when integrated electric power reaches the unit Pulse width about 100ms 5 3 2 Instantaneous electric power alarm When it exceeds the setting instantaneous electric power pulse output transistor output turns on in order to notice When it falls below the output turns off 5 3 3 Current alarm When it exceeds the setting current ratio pulse output transistor output turns on in order to notice When it falls below the output turns off 5 3 4 Stand by power alarm When it detects stan
54. ing slaves is 26 57 bite the maximum number of writing slaves is 23 55 bite KW8M Eco POWER METER lt gt 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 lt gt Error check 16 bit data to detect communication errors Refer to the next lt gt 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 4 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 CRC 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 1 Initialize the CRC 16 data assumed as X FFFFH Calculate exclusive OR XOR with the 1st data and X This is assumed as X GI Shift X one bit to the right This is assumed as X 4 When a carry is generated as a result of the shift XOR is calculated by X of and the fixed value A001H This is assumed as X I
55. integrated electric power You can check a log data for 2232 hours max Press lt SHIFTS gt to shift active power reactive power apparent power Press lt lt gt lt gt gt to change the time It doesn t shift to next hour of calendar display Period of hour is designated as below table Example Display 00 00 01 00 02 00 Lower line Measuring From To From period 00 00 00 00 59 59 01 00 00 01 59 59 02 00 00 02 59 59 Hourly integrated Active power kWh Reactive power kvarh Apparent power kVAh electric power May 1 1 00 May 1 1 00 May 1 1 00 me kvarh AL kVAh h hour Lighting Lighting Lighting Press lt SHIFT gt Lighting SE to shift active gt S ee reactive gt D El D LD apparent SPPA META Select month and day and it displays daily integrated power after 2 seconds Eoo PEAE Fi META Select date and time and it displays hourly How to shift time to display integrated power after 2 seconds When date or electric power is displayed press lt gt gt to change time May 1 0 00 May 2 1 00 May 3 2 00 Panasonic KM FPanasord KW M VIL ili FIE LI IL I Forward LI UI Forward i LI LI LI LI W fe C See ep ES SC Set vo kg Es as e Backward Backward 0200 E Ds bat go tiP RTA METEA KW8M Eco POWER METER 6 3 4 Integrated electric power active for arbitrary period only for AKW8111H
56. inutes Initialize memory of main unit S FMT Use to initialize memory of main unit Select OFF and press lt SET gt it doesn t initialize Select ON and press lt SET gt it initialize memory of main unit Once it initialized memory it can not recover KW8M Eco POWER METER MODE4 Setting flow chart lt MODE gt L lt ITEM A gt 3 times XL lt SET gt Set auto off time by minute using lt A gt lt V gt lt lt gt lt D gt Auto off time can be entered the range o Oto 99 min Gg Increase value p4 Decrease value V gt Shift place to set Shift place to set ls Ges LO eA EI 0200 Ere POWER METER 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 Log cycle setting mode Press lt A gt lt V gt to change save cycle 1 e 5 e 10 1982 30 e 60 Kenn ES PE Pm ve Pe GES 0200 lect TA TEA Luo POFIA PEA 1 minute 5 minutes 10 minutes 15 minutes 30 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 initialized Far aoe K AL r Wi IL Hi m Leet LM a UT Ss LK CA RS I Lm LK e es C ZM EH m Gal ki Ws EZ 0200 Eo POWER METER OFF ON initialize lt SET gt KW8M Eco POWER METER 4 2 5 MODES Mode for setting the year month day and
57. isconnect the transmitter from the communication line within transmission period 20ms Tb Transmission period may be longer 0 to 60ms due to Eco POWER METER s process lt gt 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 KW8M Eco POWER METER 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 ee 2 Responses Command and response formats Command message Host Des Check Termi To next command computer REES tination lija code nator Eco POWER METER Header Source Text Check Termi code nator Normal response message lt gt Control codes ASCII code Explanation Header 25H Indicates the beginning of a message Command 23H Indicates that the data comprises a command
58. lease check with the actual devices when some commercial devices with RS485 interface are connected The number of connected devices transmission distance and transmission speed may be different according to using transmission line X 2 For RS485 converter on the computer side we recommend SI 35 and SI 35USB from LINE EYE Co Ltd X 3 When using SI 35 SI 35USB or PLC from our company 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 can be connected X 4 With MODBUS RTU protocol it works only with 8bit KW8M Eco POWER METER 9 5 Option Specifications only for AKW8111H Integrated active power Integrated reactive power Saved data Integrated apparent power Automatic Saved data Max 2232 records 3 months i amount logging Monthly integrated electric power Log function Daily integrated electric power Memory of Hourly integrated electric power main unit active reactive apparent Integrated active power Integrated reactive power Selected Saved data Integrated apparent power Current Voltage Pulse logging count value Soe ane 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 90 C Integrated active power for arbitrary period Display range 0 00 to 9999999 9 kWh A
59. lectric Works Co Ltd owns the copyright of this manual 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 Other company names and the product names are the trademarks or registered trademarks of each company KW8M Eco POWER METER 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 KW8M Eco POWER METER Table of Contents Ccautions Delore AIS ING aaa aida Chapter 1 Units Features and Structure aaa 1 A EE 1 1 2 U its Name and Part NUNIDE TS as res e ee aac as ar a o ee 1 A A deh a gd i ace ia ah Doe ash ol el Daal ae 1 1 2 2 Dedicated Current Transformer CTIE 1 O alc side ee ee lee a ele 1 Jeer Measurement ems iodo 2 Chapter 2 Parts Name and Working 3 ZAS NM ds dns 3 2 2 SCIECK KEYS eler 3 Chapter Til EE 4 IMAN Unie terminal arrangement ernir d 4 OFZ VV IMIG DIAGF NING EE 5 Soo A alu oey 9 3 4 FOF REI e een len A ds d 9 3 9 RS465 CommunICAUON EE 10 326 LOW VONAGE RE 11 ci inn 12 4 Operation PFOCC e E 12 4 2 Seng MO EA Atl a sads os n 15 E RE DEE A 15 Az 2 MODE sudus dunam EE 22 AL MODE nea nas nisi sg d 23 42 ere 26 AZ WN DE ea nesis ds 28 chapter SV arous leide Te EE 29 Oe WO CK MOG os dns he 29 9 2 Displ
60. message A eeben response Message al ncesc response when an error occurs lt gt 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 gt 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 is entered instead of Bcc however messages can be transmitted without the Bcc In this case the Bcc is included with the response lt gt Error code Err H L Two digit hexadecimal 00 to FF ASCII codes These indicate the content if error occurs V 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 R T 0 1 CR T T T T T Header Station No 1 Command RT 2 character Command Bcc 0 1 H R T 0 1 25H 30H 31H 23H 52H 54H Bcc H 0 30H Bcc L 1 31H A Takes exclusive OR Converts to ASCII format KW8M Eco POWER METER
61. ms master which slave is responding to master by placing its own address in the response message Slave address O OOH broadcast address can identify all slaves connected However slaves do not respond lt gt Function code Function code is command code for the slave to undertake the following action types 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 OOH to function code by mistake slave returns 80H by setting MSB to 1 because the former is an illegal function 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 Exception code Contents 1 01H Illegal Function Non existent function 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 read
62. ne 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 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 Sheilded cable Sheilded cable Shorted lt mmm d To RS 485 device Class D grounding Class D grounding Fig 2 Terminal Terminal ek station station Correct wiring EN Incorrect wiring Recommended Recommended Cable Use the transmission cables shown below for Eco POWER METER RS485 communication system Cable Cable HITACHI 1 25 mm Max Bit KPEV S Ge kids Max 16 80 km Polyethylene 1 25 mm x 1P pair Belden Inc 9860 with shield 0 5 mm Max Approx Ken a Max 33 40 km Polyethylene 0 5 mm 78 mm 0 5 mm x 1P Belden Inc 9207 0 75 mm Max Asoc VCTF VCTF AWG18 Max 25 10 km PVC pP 0 75 mm x 2C 0 6 mm 6 6 mm or more JIS Notes Shield E 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 Twisted pair with shield Conductor Insulator Jacket Conductor lt gt Insulator KW8M Eco POWER METER 3 6 Low Voltage Directive When using in the application confirming to EN61010 1 IEC61
63. ng lt A gt lt V gt lt l gt lt D gt 1 00 100 0 PFanisorde K AKA ODA OIDO ee a a ITEM mw 5 Increase value TATATA A SHIF ya Decrease value eg SS Shift place to set Soma lan Goog Ei Shift place to set XL lt SET gt Stand by alarm setting mode 1 ltis only when AL S is selected on unit for pulse output setting mode Set a ratio for the rated current of current used for threshold value to judge stand by power using lt A gt lt V gt lt l gt lt D gt 1 0 100 0 Panasonic Kr j CO CC H 23 II TE Incr val KL SC crease value Decrease value ook T CN Shift place to set pl 02400 Shift place to set Era FAFARA METER lt SET gt Stand by alarm setting mode 2 ltis only when AL S is selected on unit for pulse output setting mode Enter a time used for threshold value to judge stand by power using lt A gt lt V gt lt lt gt lt D gt O 9999 minutes Pa o Kenn LI E 7 Dn IE K ITE OG Bag Increase value shey Decrease value di V OTTAA gt Shift place to set G Ju Ei Shift place to set 0 Alarm is always output at the time when judging the stand by power 1 to 9999 Alarm is output at the time when passing the setting time with the stand by power The alarm can be reset by pressing lt SET gt with display of instantaneous electric power current voltage frequency and PF After reset the alarm sta
64. nse 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 KW8M Eco POWER METER 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 7bits is not available Parity No parity Even parity Odd parity Selectable Stop bit 1 bit Fixed Error detection CRC 16 Cyclic Redundancy Check Data interval 3 5 character transmission time or more 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 b l Error check 3 5 idle characters address code CRC 16 characters EE S 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 38400 about 1 00 19200 about 2 00 9600 about 4 00 4800 about 8 00 2400 about 16 00 lt gt 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 infor
65. nt Measured as ON h After reaching the full scale 99999 9h the value reverts to 0 0h but continues to measure ON CT Detection Full scale OFF ON OFF OFF time _ How to Reset ON OFF time Hold down lt SET gt and press lt MODE gt makes ON time or OFF time clear ON time and OFF time are reset by each Reset VN lt SET gt OFF ON A S lt MODE gt OFF 6 2 9 Counter It displays present count value pulse input value The position of decimal point for count number and preset value is decided according to the setting at Pre scale setting mode Refer to Setting Mode Explanation Pulse input number 1000 Prescale setting value 1 000 11000 Pulse input number 1000 Prescale setting value 0 001 11 000 Panasoni KWEM Panasontc KWAM LED is lighting to indicate it shows lower Tei mie digits III ICH IL LI DSBA own Diet Lighting Eco POVWER METER Eco POWER METER 39 KW8M Eco POWER METER When the count number is 9 digits or more press lt SHIFT V gt to change the upper digits and the lower digits Pulse input number 98765432 Prescale setting value 50 001 4938370365 432 Lower digits 8 digit Upper digits 5 digit Panasonle KW M Panasonic KWAM AMAT Li IT II LED is lighting to CU Jar Un Ta LED is lighting to indicate it shows lower a 1 IL a ALT A indicate it shows upper digits digits EM F ier ir
66. on of new function Option function Logging function etc ii 2008 i F440E 3 4 KEEN KEEN the company name Correct the error of data resistor for AKW8111H SO 2011 Weit F440E 4 o edition Add functions Current alarm and stand by alarm FPre scale setting Counter display is changed Add transmission speed 38400pbs Change response time to 1 to 99ms Correct the error of wiring diagrams Please contact Panasonic Electric Works SUNX Co Ltd E Head office 2431 1 Ushiyama cho Kasugai shi Aichi 486 0901 Japan E Telephone 81 568 33 7861 E Facsimile 81 568 33 8591 panasonic electric works net sunx All Rights Reserved O 2011 COPYRIGHT Panasonic Electric Works SUNX Co Ltd ARCT1F440E 4 201105 Specifications are subject to change without notice
67. output at the time when judging the stand by power When 1 to 9999 is set alarm is output at the time when passing the setting time with the stand by power The alarm can be reset by pressing lt SET gt with the instantaneous electric power display After reset the alarm start to monitor the stand by power again Preset value setting mode Cnt Only when Cnt is selected on unit for pulse output setting mode Mode defines count value used for output lt is set the range of 0x prescale setting value to 99999999x prescale setting value 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 lt can be set the range of 0 00 to 99 99 1kWh Initial 10 00 KW8M Eco POWER METER Mode Setting flow chart lt MODE gt MODE1 display lt SET gt Phase Wire system setting mode Press lt A gt lt V gt to change Single phase 2 wire Single phase 3 wire Three phase 3 wire Three phase 4 wire FPanstork Se Pansroede KEWER CUCL CUCL l JEA Fannacrie KWR CUCL IC Zini n CH Tut re oc LILI lim is lle ie e Se Se za Ps Fri i e et pm A e A De ER pA pe REESEN TI aoe sona Soma ozea Y sema 0200 0200 0200 0200 Pee METER Ero POWER METIDA to P WER METER Er gt PO ER METER 1P3W 3P3W 3P4W 1P2W lt SET gt
68. peed Select from 2kHz 30Hz Pre scale setting mode PSCL Mode defines pre scale value used for changing count value lt can be set the range of 0 001 to 100 000 Initial 1 000 The position of decimal point set with this mode is applied to count value and preset value ex When 0 01 Last 2 digit is set the decimal point of count value and preset value has 2 digit under decimal point MODE2 Setting flow chart L lt MODE gt MODE 1 display lt ITEM A gt MODE 2 display lt SET gt 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 P nz npde Ke Rama nurls Kierch cp POWER METER Eso POWER METER 2000 Pre scale setting mode Set pre scale value using lt A gt lt V gt lt lt gt lt D gt 0 001 100 000 initial 1 000 Pa asordo ANEN Panarordo KWEM DC TI ILL ITITIVI LU Gg Increase value e After 1sec K CK CR pas Decrease value SAA ONE gt Shift place to set genn 0200 Ero F WE N METER ee ME METER Shift place to set The decimal point set with this mode is applied to count value and preset value XL lt SET gt Monitor KW8M Eco POWER METER 4 2 3 MODE3 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 Sel
69. rt to monitor the stand by power again AL lt SET gt KW8M Eco POWER METER Preset value setting mode It is only when Cnt is selected on unit for pulse output setting mode Display changes to set an alarm value after Cnt is displayed at the upper line for 1 sec Set preset value to output using lt A gt lt V gt lt gt lt gt gt rok Lr ITE Increase value Za 0 x Prescale value SHIF a Decrease value 99999999 x Prescale value V p l Shift place to set kat es EC EA gt a200 Ei Shift place to set _ Eep POWER METER Over 9 digits It shifts to the upper digit Kvr l Panasonk BA Parma K IR mews ICH LI Lint LILILILI After 1sec ce e Cf ect o ten ka ka a EA el nl KC ES Ga nl EC EA Gets 0200 00 Eco POWTA METER Es PIAER METER Eco POAIER METER When prescale value is an When prescale value is to When prescale value is to i integer two places of decimals three places of decimals lt SET gt Electricity charge setting mode Enter the rate per 1kWh using lt A gt lt V gt lt gt lt gt 0 00 99 99 Initial 10 00 OC UC em Am mm ITEM III A Increase value MTM TM SHI F g Decrease value 50200 Shift place to set Eo POWER METER EE gt Shift place to set Keen a KW8M Eco POWER METER 4 2 2 MODE2 Mode for setting of each parameter for pulse measurement Max counting speed setting mode Hz Mode defines max counting s
70. s 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 lt could lead to an explosion O Exposing 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 O 0 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 lt could lead to abnormal exothermic heat or smoke generation O Do not touch the terminal while turning on electricity lt could lead to an electric shock O 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 O Do not use at secondary side circuit of inverter lt might cause exothermic heat or damage Copyright and trademark O Panasonic E
71. sing 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 Please use the Unit according to the specifications described in this manual Otherwise it may malfunction or cause fire 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 IE 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 IEco POWER METER is designed to be used in a control panel As to measurement If there is some distortion by harmonic or waveform it ma
72. surement parts j t s Eco POWER METER measures the voltage as below Voltage Single phase three wire kalis js kalts between P1 and PO between P2 and PO l Voltage Voltage Three phase three wire between P1 and PO between P2 and PO o i rekbirie Voltage Voltage Voltage H between P1 and PO between P2 and PO between P3 and PO KW8M Eco POWER METER 6 2 5 Electricity Charge lt displays the standard electricity charge for the integrated electrical power Panasonic KWAM j d E Ii IL Ti Lighting DDD 1009p l l X When the value exceeds 99999999 m t will be displayed DOS 362 00 Eco POWER METER 6 2 6 Power factor t displays 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 Lagging phase Leading phase Panasonic KW b M Panasonic KOM coso Lighting Leo POWER METER Ec POMWER METER How to calculate power factor Eco POWER METER displays power factor by calculating as below ___Instantaneous electric power __ PFO Instantaneous electric power Single phase two wire Voltage Current l l Instantaneous electric power Single phase three wire PFL a Three phase four wire Average of Average of EE each phase v F phase a 1P3W a 2 3P4W a 3 PFO Instantaneous electric power Three
73. t gt lt gt gt Panasor e dit LA initial 5 e ITEM A Increase value Decrease value Shift place to set SHIF AT Shift place to set Reeg gt sn 0200 Ei Ero POWER MITEA lt SET gt KW8M Eco POWER METER 4 2 4 MODE4 Mode for setting of each parameter for 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 KWAM 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 Decimal point Right end Eco POWER METER Log cycle setting mode LOG Mode defines save cycle for selected logging Select from 1 5 10 15 30 60 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 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 displaved in the main unit it is fixed 60 minute without relations for above setting for 60 m
74. time Mode defines the year month day and time Get 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 itis not initialized it may not display log data correctly MODES Setting flow chart L lt MODE gt jj MODE1display lt ITEM A gt 4 times MODE5display XL lt SET gt Enter the present time using lt A gt lt V gt lt gt lt gt gt lt SET gt Calendar timer can be set the range of 2000 Januar 1 00 00 to 2099 December 31 23 59 Panasonic WER Panasor d WBE Ip KI BM N lu tiem aa 1 a tal y y bl GEI 0200 020 Demerol M T Eco FOMEF METER FoF OWE METER 00 y Blinking 01 m Blinking 01 d Blinking 00 h Blinking 00 m Blinking Set Year Set Month Set Day Set Hour Set Minute XL lt SET gt Monitor KW8M Eco POWER METER Chapter 5 Various Functions 5 1 LOCK mode It is the mode makes all keys unable Use when you want to fix one of the measurement displays For all displays In this mode you can not input by any keys When you press lt SET gt continuously for about 3sec the LOCK is displayed and the indicator lights After about 3 sec LOCK is disappeared and the display shift to previous display All keys become locked pressing t
75. to 680 63 0 e TA Pulse counter 0 to 99999999 e 0 to 99999999 e 99999999 Eco POWER METER is designed chiefly to manage saving energy It is neither intended nor can it be legally used for billing KW8M Eco POWER METER Chapter 2 Parts Name and Working 2 1 Parts Names O Display indicator Lighting or Blinking according to the display Panasonic O a o II LOCK indicator Lighting while in lock mode IC gi T R indicator Blinking while communication pe Lem w w WS UM JM KL OUT indicator Lighting when pulse output TE EE 4 O Display each value Display each measured value O le Display each setting value ari OUT MODE Key er i EEN SET Key Ol mar ee ies a a es ee ee regret 5 Maru ooga OSHIFT Y Key O Left Right lt gt Keys PR ght lt D Key 93200 OPTION K e s L e Ecg POWER METER 1 START STOP Key DR IE g 2 2 Select Keys Functions JUse to select mode Use to set each value entered To select measured display To shift each mode Jo change each setting value To select measured display To shift each mode Jo change each setting value lt Left Right lt gt To change each setting value lt SET gt lt MODE gt To reset the measured value lt SET gt All keys locked continuous press 3 sec Release lock mode while in lock mode lt OPTION gt To shift power monitoring mode and option mode Only AKW8111H
76. y not measure correctly Please check with the actual system before adopts it I 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 Mm Cleaning Wipe dirt of the main unit with soft cloth etc When thinner is used the unit might deform or be discolored MW 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 equipment Do not turn on the power supply or input until all wiring is completed IM 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 KW8M Eco POWER METER Chapter 1 Units 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 phas

KW8M Eco-Power Meter User`s Manual

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