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KW4M Eco-POWER METER User`s Manual

1. A Dimension A when u products are mounted in a row A 48 n 2 5 9 If the products are mounted in a row they lose their waterproofing properties Panel mounting diagram Rubber gasket attached ATC 16002 A AT8 DA4 d Mounting screw ag attached to Mounting frame From the panel front pass the main unit through the square holes Insert the mounting frame from the rear and push it in so that the gap between the mounting frame and the panel surface is minimized Tighten the screws 2 places equally tight and check that there is no rattling If the screws are overly tightened the frame may come off In that case loosen the screws and tighten them again pushing the frame in KW4M Eco POWER METER 9 1 2 Dedicated CT For 5A 50A AKW4801C z TE Plug housing SLP 02V JST Mfg Co Ltd Socket contact SSF 21T P1 4 JST Mfg Co Ltd 5 O 20 V For 100A AKW4802C Plug housing SLP 02V JST Mfg Co Ltd Socket contact SSF 21T P1 4 JST Mfg Co Ltd eE R 44 _ A KW4M Eco POWER METER V For 250A AKW4803C White k Plug housing SLP 02V JST Mfg Co Ltd Socket contact SSF 21T P1 4 JST Mfg Co Ltd Applicable connector Receptacle housing SLR 02VF JST Mfg Co Ltd Pin contact SSM 21T P1 4 JST Mf g Co Ltd V For 400A AKW4804C White k Plug housing SLP 02V JST Mfg Co Ltd Socket conta
2. ONZO N K Secondary current L K CT with 2nd current 5A Eco POWER METER 1 Dedicated CT for 5A w m d LJ a a mmm a z a m mmm a 3 KW4M Eco POWER METER Without Ammeter Power supply A 3 3 Pulse measurement lt P Main unit wiring diagrams RS485 Output DO NO OV lt Pin type gt lt Screw terminal type 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 Vcco 20V min lc 20mA min lcgo26 u A max Use transistors with a residual voltage of less than 1 5V when the transistor is ON Short circuit impedance should be less than 1kQ When the impedance is 04 drain current is approx 5mA The open circuit impedance should be more than 100k Q Input wiring Please wire as short as possible by using a shielded wire or a metallic electric wire tube individually If it is long it may not work correctly due to floating capacitance of wire Serewterninal O KW4M Eco POWER METER Note Operating power supply input part measured voltage input is not insulated to pulse input parts So the input equipment must have the power supply t
3. 4 2 4 5 2 4 MODES Mode for setting of each parameter for serial communication RS 485 lt MODE gt lt V gt Station number setting mode NO Mode defines an individual station no for each unit when two or more units communicate via serial communication RS 485 t can be set the range of 01 to 99 ransmission speed Baud rate setting mode SPD Mode defines serial communication RS 485 transmission speed Define the transmission speed according to the master s PLC etc Select from 38400 19200 9600 4800 2400 bps ransmission format setting mode FMT Mode defines serial communication RS 485 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 for MEWTOCOL type 8bit 0 8bit n 8bit E for MODBUS type n none means parity is not available E Even means parity is even number o odd means parity is odd number Response time setting mode RESP MODE defines serial communication RS485 response time of main unit When command is received it sends response after setting response time passes t can be set the range of 5 to 99ms 4 MODE 4 V5 Panasonic ROWER METER F NG Set the station number using lt kW kWh gt lt A gt Station number can be entered the range of 01 to 99 Transmission speed setting mode Factory setting Display Eeo Panasonic ROWER METER P
4. COUNTS to change count value to preset value Count value COUNT Preset value COUNT Eco Eco l Panasonic POWER METER POWER METER CT1 h T CT1 C L T AMBIEN a eC i mre ITT LULULU 1 lt COUNT gt TEINTEIN l gt MODE TIME V kW kWh MO DE TIME V kW kWh O our 0 ae y A 0 SET COUNT CHARGE x Ko O O Kop lt COUNT gt y KW4M lt COUNT gt KW4M How to Enter the Preset Value Press lt COUNT gt continuously for about 3sec at preset value display PSET is blinking Enter a preset value using lt kW kWh gt lt A gt lt V gt CHARGE TIME and lt COUNT gt Press lt SET gt to set the entered value PSET stops blinking Position of Decimal Point The position of decimal point for count value and preset value is decided according to the setting at Pre scale setting mode Ex When preset value set to 0 01 the decimal point is fixed the last 2 digit for count value and preset value How to Reset Count value Press lt MODE gt while pressing lt SET gt key makes count value clear KW4M Eco POWER METER Chapter 7 Communications 7 1 Communication Procedures Communication starts with command transmission from the host computer hereafter Master and ends with the response of Eco POWER METER hereafter Slave Master Slave Command Response with data When master sends reading command slave responds with the NNNM Data corresponding set value or curre
5. lt CHARGE gt y a If the VT is 440 110 set to 4 00 a lee ae Balm 0 KWAM 4 SET Current for time measurement setting mode Factory setting Display Panasonic POWER METER Set current for time measurement using 5 HM n lt kW kWh gt lt A gt lt V gt im If you measure the current over 50 0 F S set to 50 0 A w 1 0 to 100 0 CD ay Ok ex U 4 lt SET gt Eco Panasonic POWER METER Set cutoff current using lt kW kWh gt lt A gt lt V gt a CTA If you don t measure the current under 10 0 F S anm set to 10 0 1 0 to 50 0 Ecg eom POWER METER n MN 1 o F L F Piri 1 Press lt kW kWh gt to change unit for pulse output Unit is selected from Labra a 0 001 0 01 0 1 gt 1 10 100 ALARM kj SET KW4M Eco POWER METER Alarm value setting mode Factory setting Display 2 Eto Panasonic POWER METER Set power for alarm using lt kW kWh gt lt A gt lt V gt lt CHARGE gt lt TIME gt lt COUNT gt It is only when ALARM is selected on unit for pulse output setting mode 0 to 9999 99kWh Ecg POWER METER Press lt COUNT gt to change T JPY gt EUR gt CNY CHG CO2 nn Set the rate per 1kWh using lt kW kWh gt lt A gt lt V gt lt CHARGE gt Ll lt SET gt Monitoring display KW4M Eco POWER METER 4 2 3 MODE2 Mode for setting each parameter fo
6. lt MODE gt Input method setting mode Display Eco Eco Panasonic POWER METER Panasonic POWER METER Press lt MODE gt continuously about 3s Th em TM to shift to this mode zem A lal ru dt d Select POWER Power measurement EX LI M TIME or COUNT Pulse measurement using T 0 dl y MODE Door O val 0 MODE m0 0 0 A mo 0 KWAM 4 SET Normal display 4 2 2 MODE1 Mode for setting each parameter for power measurement This mode doesn t show when pulse measurement is selected lt MODE gt lt kW kWh gt CT type setting mode CT T Mode defines input current type of the dedicated CT Select from the type of 5A 50A 100A 250A 400A When the secondary current of CT is 5A select 5A Primary side current of CT setting mode CT 1 Only when 5A is selected on CT type setting mode Mode defines primary 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 t can be set the range of 1 to 4000 When connecting 5ACT directly and measure with 5A range set to 5 ex If measured CT is 400A 5A set to 400 VT ratio setting mode VT Mode defines voltage input method to the main unit input voltage directly or uses a voltage transformer VT over 240VAC t can be set t
7. Press TIME to display the load ON time or load OFF time measured by CT1 Press TIME to change the load ON time to load OFF time ON time h gt OFF time h Eco Eco Panasonic POWER METER Panasonic POWER METER ag FN slit LL Blinking the decimal point LIN 7h zr rn ds p mew lt TIME gt will Blinking the decimal during measurement of ARIETE J 0001 int duri ON time l ELEM point during i measurement of MODE TIME V KW kWn MODE TIME V xW k COUNT CHARGE A lt TIME gt lt TIME gt 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 9ulll NO peo 0 HM A CUTA Ratio of load current _ _ y A gt gt Measured as OFF h Measured as ON h KW4M Eco POWER METER After reaching the full scale 99999 9h the value reverts to 0 0h but continues to measure ON ON CT Detection OFF OFF Full scale OFF time How to Reset ON OFF time Press lt MODE gt while pressing lt SET gt key makes ON OFF time clear 6 6 Count Value Preset Value It displays present count value pulse input value and preset value Press COUNTS to display count value pulse input value Press
8. While light off press any key to light on lt SET gt Monitoring display Chapter 5 Various Functions_ 5 1 LOCK mode It is the mode makes lt MODE gt key and Select keys unable Use when you want to fix one of the measurement displays For all displays When you press lt SET gt key continuously for about 3sec the LOCK indicator lights and lt MODE gt key and Select keys become locked pressing them will have no effect Press lt SET gt key continuously for about 3sec again to release Lock mode The LOCK indicator goes off and the lock mode is released unlocked 5 2 CT Direction Notification POWER Measurement This shows the connection condition of CT and notices wrong voltage or wrong connection of CT wiring CT1 CT2 lights if the input voltage is corresponding to the direction of the current CT1 lights if the voltage between 1 and 2 is corresponding to the direction of L1 phase current CT2 lights if the voltage between 2 and 3 is corresponding to the direction of L2 phase current It does not light if the load current is under the cutoff current CUTA or if there is some distortion by harmonic or waveform 5 3 Counter function PULSE measurement Refer to the mode 1 setting for the way to set OP is lighting when pulse output 5 3 1 Output depends on integral electric power Set the unit for pulse output 0 001 0 01 0 1 1 10 100kWh and pulse output transistor output t
9. bieds Delimiter with multiple rames was sent The response shall be multiple frames Application error Explanation The data code is not D Word No was 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 MD command was sent when some registration has been exist MG command was sent when registration has not been entered Registration error Self diagnostic error Error code Error name Explanation pied command writing data is exceeded the range of data 7 3 4 Command Eco POWER METER has 5 kinds of commands Read data area RD Reads the contents of data area Resister or Reset data monitored Resisters the data to be monitored Monitoring start Monitors a registered data Read status RT Reads the specifications of Eco POWER METER and error code if an error occurs KW4M Eco POWER METER RD Read data area Reads the contents of data area Command Starting word No Ending word No 5 characters 5 characters First register contents Last register contents 4 characters 4 characters lower word higher word lower word higher word Common to each command 9 WD Write data area Writes date to a data area Command Starting word No Ending word No First writing data 5 characte
10. only for PULSE measurement 3 Primary side current of CT setting mode is only for when 5A is selected on CT type setting mode 4 Alarm value setting mode is only for when ALARM is selected on Unit for pulse output setting mode NOTE Power measurement Power meter and Pulse measurement Pulse counter can not be used at the same time KW4M Eco POWER METER Initial value list pita value Initial value CT type Max counting 2000 Primary side current of CT o Prescale 1 000 VT i Unit CNT Current for time measurement Cutoff current Poo o Hem nitial value Unit for pulse output i Station number Power alarm 9999 99 Transmission speed _ 1 6200 Electricity rate JPY Transmission Sbit o Electricity rate 0 093 format Electricity rate EUR Response time 5 Electricity rate CNY Electricity rate CHG Mode CO Conversion Initial value factor Auto off uy O KW4M Eco POWER METER 4 2 Setting Mode Explanation I The value with under line is initial setting among each setting value x Set before measurement 4 2 1 MODE Select input method lt MODE gt Input method setting mode IN Mode defines input method power measurement or pulse measurement Select from POWER COUNT POWER is selected when using power measurement Power meter COUNT is selected when using pulse measurement Pulse counter Normal display J
11. 0064 and 00065 lied Unit for Pulse output DT00062 DTO0069 Vatuewnen CTSA DT00064 Alarm value Instantaneous 0 01kW Unsigned 32bit O to 9999 99 DT00065 electric power DT00066 0 01 Threshold value time measurement DT00068 0 196 DT00150 2 are app W W W 2 xr I m n sn owe La ai cau TD DT00162 H Z DT00163 Auto off time min 0 to 99 0 means always light on R W DT00164 Display unit Unsigned 16bit O CNT 1 1 2 kl 3 m3 DT00170 Voltage DT00171 ando 0 1V Unsigned 32bit Oto 9999 9 DT00172 Voltage DT00173 bet cenis 0 1V Unsigned 32bit 0 to 9999 9 DT00176 Instantaneous DT00177 electric power 0 01kKW Unsigned 32bit 0 to 9999 99 Note1 R Read W Write 2 Data register except specified is 0 3 DT00061 00062 Unit for pulse output and DT00160 00161 Pre scale value is numerical value in the range of data register R R R R R R W W W W KW4M Eco POWER METER 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 7 3 3 Error Codes Basic procedure errors Explanation Ea A command message was sent that does not fit the transmission 41H Format error foral No support error A command was sent that is not supported KATE iple 43H
12. 00m Transmission speed 38400 19200 9600 4800 2400bps selectable with setting mode paa lenat 8bit 7bit selectable with setting mode MEWTOCOL type o 9 7bit fixed MODBUS type Transmission Ru maniy selectable with setting mode 1 bit fixed Half duplex Not available Odd number Even number KW4M Eco POWER METER X1 For RS 485 converter on the computer side we recommend SI 35 from LINE EYE Co Ltd X2 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 X3 Change the sliding switch of main unit as a terminal station Factory setting General side 8 5 Self diagnostic function If an error occurs the following indication will be given Output status OFF Turn the power off and then on again EEP ROM life ended Replace the unit Includes the possibility that the EEP ROM s life has expired 8 6 Applicable standard Safety standard EN61010 1 EN61326 1 Noise terminal voltage CISPR11 class A Static discharge immunity EN61000 4 2 RF electromagnetic field immunity EN61000 4 3 EMC EFT B immunity EN61000 4 4 EMS Surge immunity EN61000 4 5 EN61326 1 Conductivity noise immunity EN61000 4 6 Power frequency magnetic field immunity EN61000 4 8 Voltage dip Instantaneous stop EN61000 4 1 1 Voltage fluctuation immunity 8 7 Dedicated Cu
13. 2 Option Dedicated Current Transformer CT Clamp on type Product name Dedicated Current Transformer CT Through type Rated primary current Model No Dedicated current transformer for 50A 100A 50A 100A AKW4506C Dedicated current transformer for 250A 400A 250A 400A AKW4507C Others paed eoe Used for protecting a front display AQM4803 common to Timer Counter DIN rail socket For 11 pin tyoe surface mounting ATC180041 Installation frame Used for mounting stallation frame __ Used to cover a terminal block AKW4823 Protective cover only for screw terminal type KW4M Eco POWER METER 1 3 Measurement items Data displayed range Instantaneous electric power 0 00 to 9999 99 0 00 to 9999 99kWh to 10 00MWh to Integral electrical energy 9999 99MWh 9 digit display 0 00 to 9999999 99 kWh L1 CT1 phase current CT1 L1 CT1 phase current current Current 0 0 to 6000 0 L2 CT2 phase current Voltage between 1 2 Voltage 0 0 to 9999 9 Voltage between 2 3 mei Carbon dioxide kg CO 0 0 to 999999 XEco POWER METER is designed chiefly to manage saving energy It is neither intended nor can it be legally used for billing KW4M Eco POWER METER Chapter 2 Parts Name and Working 2 1 Parts Names D Mode name display 16 segment 2 Lock indicator 3 Mode indicator 4 Output indicator 6 CT direction notification 6 Display for value selected 7 segment D MODE key SET key
14. 5C5H EF NEN 1 1 2 2 2 character number DS message from slave in normal status When Rate 1000 10 00 03E8H 3 5 idle Slave Function Number of Number of Error check 3 5 idle giis address code response byte data CRC 16 actas Mi CN DM 01H 03H 02H 03E8H BBFAH 1 1 1 2 2 character number 2 Setting electricity rate 0032H of address 1 When rate is set to 20 00 2000 07DOH Command Slave Function Data item Number of Errorcheck 4 I Eu address code data CRC 16 rud o 01H 06H m 07DOH 2BA9H ND 1 1 2 2 character number Response message from slave in normal status eee Slave Function Data item Number of Error check E address code data CRC 16 Eu d 01H 06H 0032H 07DOH 2BA9H NOS EN 1 1 2 2 2 character number KW4M Eco POWER METER 3 Reset integral electric power 0064H 0065H 2 word of address 1 When setting to 0 0000 0000H Command Slave Function Data item Number of Number of 3 5 idle data item to gt characters et don AH write E ae 01H 10H 0064H 0002H 04H character number Date 1 Date 2 Error check 22 I eio Pie rs 0000H 0000H F474H 7 2 2 2 character number Hesponse message from slave in normal status Number of 3 5 idle Slave Function Data item dala Is Error check 3 5 idle characters pes es 0064H write d characters A 0002H V character number A response message fr
15. 9 Select keys 2 2 Keys Function Instantaneous electric power Integral electrical energy POWER METER D S Two Lock 107 fat i NA a LA 309 iN NIN IAM 2 488888 asonic Light is on when locked Light is on when the mode is being set Light is on when pulse is output d MODE TT W kWh Dg COUN Dos pe A D 0 Instantaneous electric power U wan J Integral electrical energy Current Voltage Electricity charge Hour meter and Counter Light is on when CT is connected correctly and current flows 9 Use to select mode Use to set each value entered a Change which value is displayed b Make settings in a particular mode Continuous press Display by 9 digit Intearal electric NEN c L2 CT2 iei current Between 2 and 3 Electricity charge amp Corresponding value CHARGE lt MODE gt lt SET gt lt MODE gt lt SET gt Reset A electrical energy JPY EUR gt CNY gt CHG gt CO2 lt TIME gt ON time OFF time Count value Preset value Continuous press at preset value display Shift to preset value setting mode ON time OFF A Reset Count value lt MODE gt Shift to each setting mode Set each value entered Continuous press All keys locked While in LOCK mode releases LOCK mode KW4M Eco POWER METER Chapter 3 Wiring_ 3 1 Terminal arrangement Funcions Pin type Screw terminal type easur
16. Mode defines instantaneous electric power used for alarm output t is set the range of 0 00 to 9999 99kW Electricity charge setting mode JPY EUR CNY CHG CO2 Mode defines electricity charge ratio and conversion factor used as a standard per 1kWh The electricity charge ration of 5 kinds of currency JPY EUR CNY CHG and CO conversion factor can be set t can be set the range of 0 0 to 99 9 yen 1kWh Initial 10 0 t can be set the range of 0 000 to 9 999 dollars 1kWh Initial 0 093 t can be set the range of 0 000 to 9 999 euros 1kWh Initial 0 085 It can be set the range of 0 00 to 99 99 yuan 1kWh Initial 10 00 It can be set the range of 0 00 to 99 99 1kWh Initial 10 00 CO conversion factor can be set the range of 0 000 to 9 999 kg CO 1kWh Initial 0 410 KW4M Eco POWER METER Monitoring display lt MODE gt MODE display Ll lt kW kWh gt CT type setting mode Factory setting Display Ec Panasonic POWER METER Press lt kW kWh gt to change CT type cn CT type is selected from 50 100 250 400 5 EC UR A Ec POWER METER Panasonic Set primary side current of CT using lt kW kWh gt lt A gt lt V gt If measured CT is 100A 5A set to 100 If 5A is measured set to 5 It is only when 5A is selected on CT type setting mode VT ratio setting mode Factory setting Display Eco Panasonic POWER METER Set VT ratio using lt kW kWh gt lt A V gt
17. Panasonic KWAM Eco POWER METER User s Manual ARCT1F413E 5 2013 7 panasonic net id pidsx global KW4M 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 UN Check measured data with power monitoring mode Measure Power i 9UU0D Measure Check measured ON time and i time with power OFF time monitoring mode Set alarm output MODE1 Check alarm Wire output du line 9 3 Check measured Set 1 J9uJJ0JSU8J JU9JINO au 19 yun urew eui DIM Wire one data via eee Silla communication GANN UCANG communication via RS485 line setting vida MODE3 q Set the parameter for pulse Check count value with power monitoring mode Count pulse output from other device measurement MODE2 es nd yo9 eS epotu Bulnes poyjaul indui JO jus wsinseou 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 l
18. Set the program so that the master can disconnect the transmitter from the communication line within the transmission period of about 3ms 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 KW4M Eco POWER METER 7 3 MEWTOCOL communication 7 3 1 Overview of MEWTOCOL COM RS 485 Command and response functions The computer sends commands instructions to Eco POWER METER and receives responses in return This enables the computer and Eco POWER METER to converse with each other so that various kinds of information can be obtained and provided Commands Responses Command and response formats Command message Des Check Termi To next command M Text tination code nator Check Termi Normal response message Host Header computer C Control codes ASCII code Explanation Indicates the beginning of a message Indicates that the data comprises a command message P NNNM doa ere response message PCR em response when an error occurs Destination and source AD H L Two digit decimal 01 to 99 ASCII codes Command messages contain a station number for Eco POWER METER that receives the message When FF ASCII code table is used however the transmission is a global transmission sent to all stations a
19. WTOCOL COMMUNICATION ccoooccncnnnnccccnnnnncnnnnncnnnnnnnnennnnnonnnnnnnnnnnnnnnnnnnnnnnrnnnnnnnnnnnnnnrnnnnnnnnnnnrrnnnennnnnss 28 7 3 1 Overview of MEWTOCOL COM RS 485 aaa 28 1312 Dala Register US usina ida 29 IO S EO Oe a tutatus dis asa tasas s N A ne A 30 A 5 das os aims O S 30 kkMODBIS RTU Gonim nic ldftdssass aa d t ss 32 74 1 Overview Or MODBUS FETUL scan s is ga 32 Hkz Vat neos inn n s ns 35 Gllapl r S 5p ciliC lOh sss saasina ido pios 37 Oe VIS Bt A PEE PRE E ECO En asakas 37 ota ele A En oO ds kos 38 82 Mei Idi NPU TR 38 9 2 2 FUSS Input SDCCIICATIONS vi dosstatecon dae lia 39 8 3 Pulse output Transistor output Specifications ccococcncccocnococoncncoconnnnncnonnnnonancnononnnnononnnnconancnnnonaness 39 8 4 COMMUNICATION SP CNiCaV0NS edo do O 39 9 5 S6l di dn6si0JUfiCil0 0 a i dt Daktils 40 9 56 Ppli6CAbl6Sl fid de ss a i dei o e de nd 40 8 7 Dedicated Current Transformer Specifications as 40 Chapter 9 Mounting bee eee es en m m 42 MVM UNS ONS i a g S indue a S S IB SVS P0 IES QD MEI DM IE IE 42 AA E a IOS I acer 42 AE o E 2 t ER rer 44 a AS O Cr SSS ee rerer ene eer 47 Cautions before using B installation environment lt gt Do not use the Unit in the following environments Where the unit will be exposed to direct sunlight and where the ambient temperature is outside the range of 10 to 50 C Where the ambient humidity is outside t
20. a class D dedicated earth for grounding Do not share a ground with other earth lines Fig 1 Change the slide switch on the side of main unit as a terminal station Fig 2 Be sure to connect with daisy chain the RS485 transmission line between each unit Do not use a splitter Fig 3 Fig 1 Eco POWER METER Eco POWER METER General station Terminal station Shielded cable Shielded cable To RS485 device Class D grounding Class D grounding Fig 3 Sliding switch Terminal Terminal ius station station m Correct wiring NES lt a O Terminal station General station Incorrect wiring Factory setting Recommended Cable Use the transmission cables shown below for Eco POWER METER RS485 communication system Imsulator Kat F size Size a Thickness F PPPA ERARE HITACHI 1 25 mm AWG16 Max 16 89 km polyethylene var PDBFoX isis 2 4p Twisted OPPROIG 0 5 mm 8 5 mm 1 25 mm x 1 pair Belden Inc 9860 with shield 0 5 mm d e d pte Max 33 4 9 km polyethylene 0 5 mm 7 8 mm 0 5 mm x1P Ti Inc 9207 0 75 mm Max Approx AWG18 Max 25 1 Q km is PP M sg mm x 2C mm 6 6 mm or more JIS Cable Notes Shield Tadei 1 Use shielded type twist cables 2 Use only one type of the transmission cables Twisted pair 2 Do not mix different types of the cables with shield Conductor Insulator 3 Use twist pair cables under a bad noise environment Jacket Conductor Ins
21. antaneous electric power Values of 0040H 0041H gt Primary side AO sl curientialle a Unsigned 444 to FAOH 1 to 4000 03H 06H 10H DT00063 16bit when CT 5A P MUR Alarm value DTO0064 i stantaneous Unsigned OH to F423FH 1 to 999999 aaa 65 active power 32bit 0042H Unsigned 0043H Current threshold for T Unsigned CT00067 time measurement AH to 3E8H 10 to 1000 03H 06H 10H 0044H Cutoff current 0 1 Unsigned AH to 1F4H 10 to 500 03H 06H 10H DT00068 l 16bit 0096H DT00150 m Unsigned 0097H Load ON time 0 1h 30bit OH to F423FH 0 to 999999 DT00151 0098H DT00152 T Unsigned 0099H Load OFF time 0 1h 3obit OH to FA23FH 0 to 999999 DT00153 OH to 3B9AC9FFH 0 to 999999999 03H 06H 10H 03H 06H 10H 03H 06H 10H 03H 06H 10H 03H 06H 10H Co C KW4M Eco POWER METER OO9AH DT00154 Unsigned 009BH Pulse count value 32bit OH to F423FH 0 to 999999 03H 06H 10H DT00155 OO9EH S E SONES OH to F423FH 0 to 999999 03H 06H 10H 009FH Preset value DT00159 OOAOH DT00160 Unsigned 1H to 186A0H 1 to 100000 OO TH Pre scale value 0 001 30bit Decimal point is fixed 03H 06H 10H DT00161 OOA2H Max Unsigned CNN NN TEH 30 7DOH 2000 OSH cGH 0H off ti in O0ASH Unsigned 00A4H Unsigned OH 0 CNT 1H 1 1 08H 06H 10H DT00164 TT EN 16bit 2H 2 kl 3H 3 m3 duod OOAAH DT00170 Voltage L1V Unsigned OOABH Between 1 and2 3op
22. ct SSF 21T P1 4 JST Mfg Co Ltd Applicable connector Receptacle housing SLR 02VF JST Mfg Co Ltd Pin contact SSM 21T P1 4 JST Mfg Co Ltd Fo r 50A 100A AKW4506C KW4M Eco POWER METER 160 20 LA a White k AWGS22 Plug housing SLP 02V JST Mfg Co Ltd Socket contact SSF 21T P1 4 J5T Mfg Co Ltd Applicable connector Receptacle housing SELR 02VF JST Mfg Co Ltd Pin contact 55M 211 P1 4 J51 Mfg Co L td V For 250A 400A AKW4507C For 600A AKW4508C 160 20 White k Plug housing SLP 02V JST Mfg Co Ltd Socket contact 55F 21T P1 4 J5T Mfg Co Ltd Applicable connector Receptacle housing 5LR 02VF J5T Mfg Co Ltd Pin contact SSM 21T P1 4 JST Mfg Co Ltd L 1000 50 N Applicable connector Housing 5480 02 Molex Inc Terminal 5479PBT Molex Inc Receptacle housing SLR 02VF JST Mfg Co Ltd Pin contact SSM 21T P1 4 JST Mfg Co Ltd 46 KW4M Eco POWER METER Chapter 10 Q amp A Q amp A Q1 Pd like to measure by Eco POWER METER Measured load is 50 to 60A in normal operation But the inrush current is 130 to 140 A Which CT is selected 100A or 250A Select 100ACT Stable current more than 1 second is necessary to measure The inrush current seems to be a few ms therefore it can t measure it In case there is current over 1 second inrush current it measures it and select 250A CT Q2 Current and voltage are
23. current value of the load Press lt A gt to change L1 CT1 phase current to L2 CT2 phase current Displayed data is updated at every 1 second L1 CT1 phase current A L2 CT2 phase current A Eco Eco onm POWER METER POWER METER EN o ot Ll T a Ll LS te es LE m nu t SLUT IL A lt A gt MODE TIME V kW kWh MODE TIME V kW kWh Oy O SET COUNT CHARGE ser COUNT Diari 3400 TO O0 0 KW4M KW4M When input current exceeds 150 F S at each range will be displayed in the lower line Current measurement parts Eco POWER METER measures the current as below L1 CT1 A L2 CT2 A Single phase two wire 1 L1 phase current boom 1 R Single phase three wire R phase current 3 T phase current Three phase three wire 1 R phase current 3 T phase current 6 3 Voltage Press V to display the voltage value of the load Press V to change voltage between 1 and 2 V to 2 and 3 V Displayed data is updated at every 1 second Voltage between 1 and 2 V Voltage between 2 and 3 V Eco Eco POWER METER Panasonic POWER METER r y CTI mb id lt V gt EF um um uw gt 1 a r ann MODE TIME V KW kA MODE TIME o E O iT GM m SET COUNT CHARGE SET COUNT CHARGE ey lt Vs EON KWAM 7 When input voltage exceeds 150 F S at each range T t
24. d I 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 KW4M Eco POWER METER Chapter 1 Unit s Features and Structure_ 1 1 Features EKW4M Eco POWER METER is a wattmeter in DIN48 size Electrical energy voltage current etc is measured using AC voltage and AC current input via one of the following systems single phase two wire system single phase three wire system or three phase three wire system This also works as an hour meter that is measured power on or power off time and as a counter that is for pulse output equipment like flowmeter WEco POWER METER is designed chiefly to manage saving energy It is neither intended nor can it be legally used for billing 1 2 Unit s Name and Model Numbers 1 2 1 Main unit Terminal type Model No MEWTOCOL AKWBb1 11 Screw terminal KWAM MODBUS RTU AKW5112 Eco POWER METER T MEWTOCOL AKW521 1 MODBUS RTU AKW5212 Single phase two wire Phase and Wire system Single phase three wire Three phase three wire Operating power supply 100 240V AC common to measured voltage input 50A 100A 250A 400A Dedicated CT type 1 2
25. displayed But it can t measure an electric power A2 Do you install CT to the correct position and correct direction CT has directions Install CT according to the direction marked From power supply side K to load side L Do you wire measurement voltage input correctly When phases of voltage and current are not matched it can t measure correctly Please check the wiring Q3 How long do extend CT cable A3 You can extend up to about 10 m with cable of AWG 22 or more We can t guarantee the specifications if you extend more than 10m Q4 How do you guarantee the accuracy of measurement with low current range A4 Upto 5 for CT rating In case of CT50A It guarantees for an electric power with current 2 5A or more Q5 How long do extend pulse input cable A5 You can extend up to 10m with shielded wire or a metallic electric wire tube individually Q6 What do use the function of primary side current of CT for A6 Itis assumed that the use for 2 stage CT with combination of CT You set the primary side current of 1 stage CT refer to mode1 In order to measure a large capacity current such as 10004 it converts to 5A small current and measures the load Q7 Are there any attachments in order to fix CT A7 Sorry but there is no attachment Q8 Eco POWER METER measures only voltage and current How is it measure an electric power What is the reason why it can t measure when CT is connected wrong direction A8 E
26. ed voltage input 2 N S Operating power supply Pulse output CT1 k IN CT input CT l CT2 CT2 k ter e 1 Be sure to wire correctly according to the terminal arrangement and wiring diagrams 2 A DIN rail socket ATC180041 should be used for Pin type Eco POWER METER A The input applied voltage to each pin terminal is as follows Pin Terminal Input Applied voltage Single phase Pin type 100 120 200 240VAC two wire Screw terminal type 100 120 200 240V Single phase Pin type 100 120VAC 100 120V 3W three wire Screw terminal type Three phase pe 200 240VAC 200 240V 3 three wire Screw terminal type KW4M Eco POWER METER 3 2 Power measurement lt P Main unit wiring diagrams Please connect a breaker 3 to 15A to the voltage input part for safety reasons and to protect the device Grounding the secondary side of VT Voltage transformer and CT Current transformer is not necessary with low voltage circuit When measuring load with 100 200V system Single phase 2 wire system One CT is required to measure side lo Load side Power supply side Load side Power supply lt Pin type gt lt Screw terminal type gt Single phase 3 wire system Three phase 3 wire system Two CTs are required to measure Load side Load side Power supply Power supply lt Pin type gt lt Screw terminal type gt KW4M Eco POWER METER V When measuring a load
27. evels of danger A handling error could cause serious physical injury to an operator and in the worst case could even be fatal O Always take precautions to ensure the overall safety of your system so that the whole system remains safe in the event of failure of this product or other external factor O Do not use this product in areas with inflammable gas It could lead to an explosion 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 OTo prevent abnormal exothermic heat or smoke generation use this product at the values less than the maximum of the characteristics and performance that are assured in these specifications O Do not dismantle or remodel the product It could lead to abnormal exothermic heat or smoke generation Q Do not touch the terminal while turning on electricity It could lead to an electric shock Use the external devices to function the emergency stop and interlock circuit O Connect the wires or connectors securely The loose connection might cause abnormal exothermic heat or smoke generation 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 Do not undertake construction such as connection and disconnection while the power Su
28. ge 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 35ide Slave Function TA Error check 3 5 idle characters address code CRC 16 characters ee es ee eee 8 bit 8 bit bits 16 bit Master judges the transmission complete after no command for 4 characters idle time and process the command Transmission speed and judgment time to complete transmission Transmission speed bps Judgment time to complete ms 38400 about 1 00 abou 00 19200 about 2 00 9600 about 4 00 4800 about 8 00 2400 about 16 00 Slave address Slave address is an individual instrument number on the slave side and is set within the range 1 to 99 01H to 63H Master identifies slaves by the slave address of the requested message Slave informs master which slave is responding to master by placing its own address in the response message Slave address 0 OOH broadcast address can identify all slaves connected However slaves do not respond O Function code Function code is command code for the slave to undertake the following action types 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 functio
29. he lower line Voltage measurement parts Eco POWER METER measures the voltage as below sytem o UN nr n Voltage between 1 and2 J P R phase R phase T phase Between R and S line Between S and T line KW4M Eco POWER METER 6 4 Electricity Charge It displays the standard electricity charge or corresponding value for the integral electrical energy Press CHARGE to display the electricity charge and corresponding value At electricity charge display press CHARGE to change between JPY EUR CNY CHG and CO2 Yen gt Dollars gt Euros gt Yuan Eco Eco Eco Panasonic POWER METER Panasonic POWER METER Panasonic POWER METER Panasonic Eco POWER METER T1 f 1 CT1 UN T1 L r1 T1 7 h ul i A E LR Loi 3 2 un au ad abu af e pot os OF vr ATA uz 300 u 2 4000 MODE TIME V W kWh MODE TIME V kW kW OD Vei KY MODE TIME V kW kWh MODE TIME V KW kWh O2 Tod Mom ET COUNT U CHARGE A p COUNT V CHARGE A 0 o mE Emka U COUN CHARGE A OUNT VY CHARGE A d O 0 amp 0 0 0 mod 0 0 amp 0 0 0 KW4M KW4M KWAM KW4M lt CHARGE gt No currency Carbon dioxide Eco Eco Panasonic POWER METER Panasonic POWER METER 3i FH Fan E LP l L LIC CUT IL m EN LER CI ee 404 gt Tu 217500 r4 TIME V KW kWh MODE TIME V xW kWh CJ T COUNT CHARGE A SE T COUNT CHARGE A cn 0 0 0 DO 0 0 KW4M KW4M 6 5 Hour Meter
30. he 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 ex If the VT is 440V 110V set to 4 00 KW4M Eco POWER METER Current for time measurement setting mode HM A Mode defines for time measured current Unit measures ON time and OFF time by setting value t 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 measured 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 Integral electrical energy is not measured t can be set the range of 1 0 to 50 0 ex When set to 10 0 current under 10 0 F S is not measured Unit for pulse output setting mode Power PL P Mode defines unit used for pulse output Select from 0 001 0 01 0 1 1 10 100kWh Alarm When ALARM is set alarm is output at the time when instantaneous electric power is over the setting value When one of the 0 001 0 01 0 1 1 10 100 kKWh is set one pulse is output at the setting value Alarm value setting mode AL P X Only when Alarm is selected on unit for pulse output setting mode
31. he range of 30 to 85 RH at 20 C non condensing and where condensation might occur by sudden temperature changes Where inflammable or corrosive gas might be produced Where the unit will be exposed to excessive airborne dust or metal particles Where the unit will be exposed to water oil or chemicals Where organic solvents such as benzene paint thinner alcohol or strong alkaline solutions such as ammonia or caustic soda might adhere to the product Where direct vibration or shock might be transmitted to the product and where water might wet the product Where the place near high voltage cable high voltage device power line power device Where the place near a machinery with transmission function such as amateur radio Where the place near a machinery which occurs the big switching serge 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 B installation Installation and wiring must be performed by expert personnel for electrical work or electric piping The power supply terminal and voltage input terminal of the main unit is common Therefore if addi
32. ip OH to 1869FH 0 to 99999 DT00171 OOACH DT00172 Voltage L2V Unsigned OOADH Between 2 and 3 l 32bit PRAO GOSE TO DT001 73 OOBOH DT00176 Instantaneous Unsigned OH to F423FH 0 to 999999 power 32bit DT001 77 note 1 03H Read 06H 10H Write note 2 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 ROMSs life short Avoid to usage like this note 4 Write a data within the range when you write it KW4M Eco POWER METER Chapter 8 Specifications 8 1 Main unit Rated operating voltage 100 120V AC 200 240V AC Rated frequency 50 60Hz common Allowable operating 85 132 170 264V AC 85 to 110 of rated operating voltage voltage range power off time Ambient temperature 10 to 50 25 to 70 C at storage 000 0 to 50 C 25 to 70 C at 10 to 50 25 to 70 C at storage 000 Ambient humidity 30 to 85 RH at 20 C non condensing Use as a Power meter Insulated circuit E Between A B B C A C Between the isolated circuits A Power terminal Breakdown voltage initial 2000V for 1min 1 R 2 N S 3 T Cut off current 10mA CT input terminal CT1 CT2 CT1 2 B RS 485 terminal C Pulse output terminal Outer edge enclosure all terminals Use as a Pulse counter pan MP the isolated circuits B a BIC IAC fe
33. is to write several points part of command message 6 bytes is responded Error check After calculating CRC 16 Cyclic Redundancy Check from slave address to the end of data the calculated 16 bit data is appended to the end of message in sequence from low order to high order lt How to calculate CRC gt In 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 9 X X 4 1 1 Initialize the CRC 16 data assumed as X FFFFH 2 Calculate exclusive OR XOR with the 1st data and X This is assumed as X 3 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 3 and the fixed value A001H This is assumed as X If a carry is not generated go to step 5 5 Repeat steps 3 and 4 until shifting 8 times 6 XOR is calculated with the next data and X This is assumed as X 7 Repeat steps 3 to 5 8 Repeat steps 3 to 5 up to the last data 9 Set X as CRC 16 to the end of message in sequence from low order to high order V Message example 1 Reading electricity rate 0032H of address 1 Lol 9 Slave Function Data item Number of Error check l oe address code po data CRC 16 vs e HA LN 01H 03H 0032H 0001H 2
34. lectric power is calculated using instantaneous voltage and instantaneous current When CT is connected wrong direction it measures minus value in fact but it displays OKW with Eco POWER METER KW4M Eco POWER METER Revision Histor Content of revision October 2007 ARCT1F413E 1 2 edition 6 3 Wiring Add the explanation in detail March 2008 ARCT1F413E 2 3 edition MODBUS type series addition Model No MODBUS communication MODBUS specifications October 2008 ARCT1F413E 3 4 edition Change company name New function addition Display of charge CHG and CO2 Transmission speed 38400bps Optional parts addition AKW4822 Installation frame AKW4823 Terminal protective cover January 2012 ARCT1F413E 4 o edition Improve spec Improve the accuracy Correct error output connection wring July 2013 ARCT1F413E 5 6 edition Company name change Please contact Panasonic Industrial Devices SUNX Co Ltd IM Overseas Sales Division Head Office 2431 1 Ushiyama cho Kasugai shi Aichi 486 0901 Japan IH Telephone 81 568 33 7861 W Facsimile 81 568 33 8591 panasonic net id piddsx global About our sales network please visit our website O Panasonic Industrial Devices SUNX Co Ltd 2013 Specifications are subject to change without notice ARCT1F413E 5
35. n 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 resoonse 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 reading slaves is 26 57 bytes the maximum number of writing slaves is 23 55 bytes KW4M Eco POWER METER Data Data depends on the function code A request message from the master side is composed of data item number of data and setting data A response message from the slave side is composed of number of bytes data and exception code in negative acknowledgement Error check 16 bit data to detect communication errors Refer to the next Acknowledgement response When command is to write 1 point same massage of command Is responded When command
36. nt Dmoz U A D cout col A ron O 0 O an lt kW kWh gt rn O 0 0 lt kW kWh gt KW4M Integral electrical energy is measured and displayed from 0 00kWh to 9999 99MWh The decimal point and the unit are changed automatically kWh kWh kWh kWh MWh MWh 0 00 9999 99 10000 0 gt 99999 9 100 00 9999 99 After reaching the full scale 99999 9kWh the value reverts to 0 00KWh but continues to measure How to display with 9 digit Integral electrical energy can be displayed with 9 digit Continuous press lt kW kWh gt for about 2sec or more at the instantaneous electric power or integral electrical energy display kWh shows for about 0 5sec and integral electrical energy with 9 digit is displayed Integral electrical energy Instantaneous electric power 9 digit kWh kW a Eco DD a Eco r POWER METER POWER METER Panasonic RR METER vi i Shows for T1 f TA Nh VM V about 0 5sec D j lt kW kWh gt A VM FI y Tataia aa c D CCULOC Lt ut but MODE TIME V kW kWh MODE TIME V kW kWh MODE TIME V kW kWh SET COUNT CHARGEU A SET COUNT CHARGEU A baan a 2 O 0 lt kW kWh gt CD 0 0 lt kW kWh gt o KWAM gt KWAM Y KW4M How to reset the integral electrical enera Press lt MODE gt while pressing SET makes integral electrical energy clear Reset KW4M Eco POWER METER 6 2 Current Press lt A gt to display the
37. nt status e Acknowledgement Command When master sends setting command slave responds by sending Acknowledgement the acknowledgement Command Negative acknowledgement Negative When master sends a non existent command or value out of the setting acknowledgement range the slave returns negative acknowledgement No response Command Slave will not respond to master in the following cases Global address FF MEWTOCOL is set Broadcast address 00H Modbus protocol is set e Communication error framing error parity error CRC 16 discrepancy Modbus RTU mode No response 7 2 Communication timing V 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 RS 485 Eco POWER METER Slave side When Eco POWER METER Slave starts transmission to RS 485 communication line it is arranged so as to provide an idle status transmission period of about 5 to 99ms setting available before sending the response to ensure the synchronization on the receiving side And after sending the response transmitter is cut within transmission period of about 20ms lt gt Master side Cautions of setting a program At communication keep the following conditions 1
38. ode Explanatio t MC 14 42 MODE Gelectinput MEM E A ne 14 4 2 2 MODE1 Mode for setting each parameter for power measurement ccoooonnccnnncccncnnnnccnnnnnnnnnnnos 14 4 2 3 MODE2 Mode for setting each parameter for pulse measurement cooooooonccnnncccnnnncccnnnncnnnonanos 18 4 2 4 5 2 4 MODE3 Mode for setting of each parameter for serial communication RS 485 19 4 2 5 MODE4 Mode for setting of each parameter for optional function cccccococccnnccconcnnncnnnannnss 20 Chapter o Various FUNCION Serios et a d ss 21 EDO MO iaa 21 5 2 CT Direction Notification POWER Measurement 21 5 3 Counter function PULSE measurement eisereen e a a a a a a 21 5 3 1 Output depends on integral electric pOWeT oooccccccccocccnncccnoncnncnnnancnnnnononncnnnonnnancnnnnnnnnnnncnnnnaness 21 9 9 2 Quiput depends ON COUNT Vall is 21 5 4 Counter function Pulse measurement ooccnccccncccnnccccnnncnnnncnnnncnncnonnnncnnnnnnnnncnnnnnnnnnnnnnnnnnnnnnnnonannnnnnnonancons 22 AL OPA ModE E 22 54 2 Change the Preset Vallina ita 22 Chapter e Display ofeach Valise on ia 23 6 1 Instantaneous electric power Integral Electrical energy 23 62 SUMEN alada liada to 24 6 SVONdd naid a NA A adenda 24 64 Ele omic SNS dada 25 A jods ds ei 25 6 5 GOUnt ValueJ Preset Valle ercer coso lencia il intel otero ios 26 Chapter 7 ron ecl ct EU sj 27 FA COMMUNICATION POCAS die nod ss 27 7 2 GOm mnuncauonum disabled SUE uet 27 7 3 ME
39. ole wire and output lead wire Insulation resistance initial Min 100M at DC500V Between through hole and output lead wire 10 to 55Hz 1 cycle minute single amplitude of 0 15mm Vibration 10 min on X Y and Z axes resistance pes 10 to 55Hz 1 cycle minute single amplitude of 0 375mm 1 hrs on X Y and Z axes Shock Min 98m s 4 times on X Y and Z axes resistance Destructive Min 294m sf 5 times on X Y and Z axes Ambient temperature 10 to 50 C without frost and non condensing Storage temperature 20 to 60 C without frost and non condensing Ambient humidity 30 to 85 RH at 20 C non condensing Note Dedicated current transformers CT are dedicated for low voltage under 440V They can not be used for high voltage circuit In case measuring high voltage circuit make a 2 step construction by combination of a commercial CT of secondary side current 5A for high voltage and the dedicated CT for 5A KW4M Eco POWER METER Chapter 9 Mounting 9 1 Dimensions Unit mm Clearance 1 0 9 1 1 Main unit Screw terminal type AKW5111 Eco Panasonic POWER METER 044 5 048 V Pin type AKW521 1 87 5 IE Eco Panasonic POWER METER MODE TIME V kW KWh SET COUNT Daro Q A KW4M Eco POWER METER Panel Cut out dimensions Min 80 o eoo w wz T c 45 98 I I lt A o oo Y LO wT Y
40. om 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 device numbers is returned as contents of error Number of 3 5 idle en ud data item to d of characters E id v si write DE VI i 10H 0002H 06H T Mistake Data 1 Data 2 E e 3 5 idle 0000H 0000H 8DB4 Characters lt Response message from slave to mistaken command oases Response message in exception error status gt ee Slave Function Exception Error check l 3 5 Idle address code code CRC 16 3 5 idle characters characters 01H 90H 03H 0CO1H KW4M Eco POWER METER 7 4 2 Data Register List Data item Name Unit Kind of date meg ue kde cal re MEWTOCOL Range Decimal code DT00050 Rate JPY 16bit OH to 270FH 0 to 9999 03H 06H 10H 03H 06H 10H 0037H Conversion factor 0 001 Unsigned DT00055 CO2 kg CO 16bit OH to 270FH 0 to 9999 03H 06H 10H 0064 H DT00100 Integral Unsigned 0065H active power DEDI 32bit DT00101 006BH Unsigned 006CH Unsigned 90H Curent L2A CT oe 270FH Ow e856 can 003CH Rated A Unsigned 5H 5 32H 50 64H 100 pT00060 C type 16bit FAH 250 190H 400 kau LAE 1H 1 lt 0 001 gt AH 10 lt 0 01 gt e E 64H 100 lt 0 1 gt 3E8H 1000 lt 1 gt l 2710H 10000 lt 10 gt d uis 186A0H 100000 lt 100 gt 3E7H 999 ec Inst
41. pply is on Do not use at secondary side circuit of inverter It might cause exothermic heat or damage Copyright and trademark Panasonic Industrial Devices SUNX Co Ltd owns the copyright of this manual O We stiffly refuse the reproduction of without permission from this manual O Modbus Protocol is a communication protocol that the Modicon Inc developed for PLC Other company names and the product names are the trademarks or registered trademarks of each company Introduction Thank you for indeed for purchasing KW4M Eco POWER METER for this time In this manual we explain the usage of KW4M Eco POWER METER in detail Please use it correctly after understanding the content enough Table of Contents Chapter 1 Units Features and Structure cccccoccncnncccoccnncccononnnnonnnnnonnnnonnnnnnnnnnonannnnnonnnnnnnonannnnnnnannnnnnonanens 1 A A 1 1 2 Unit s Name and Model N rmbers bado enu ERE 1 A FP 1 t22 ODON sasn sens 1 Tas Measurement Mrs diia 2 Chapter 2 Parts Name and Working siii A eks 3 zel Al NGMIES 162 d 193 i a DIM La dn A am one IE 3 22 KEYS EN6l0Disidets isos dadaisma TM 3 Chanter o VITA Orem kt sniegi LS 4 3 ESimmalatandenen Cosmetics 4 d 2rOWETM dSs f6 N keds ds bon dies ds indes dj 9 Fo ESS Cd SVS Cannes RNA 8 34A FOr OUMULCONNEC A e o A 9 o iens MM EE EDT 9 ooo E 10 OA o relire eu NER TTE 11 Chapter 4 SENGS sis E m LEES 12 4 1 Opera PO a ss 12 As Setn M
42. r measurement Power meter or Pulse measurement Pulse counter MODE1 lt MODE gt lt kW kWh gt Mode for setting each parameter for power measurement MODE2 lt MODE gt lt A gt Mode for setting of each parameter for pulse measurement MODE3 lt MODE gt lt V gt Mode for setting of each parameter for serial communication RS 485 MODE4 lt MODE gt lt CHARGE gt Mode for setting of each parameter for optional function Normal Display Continuous press MODE Ea lt MODE gt about 3sec MODE Input method setting mode lt SET gt IN MODE 1 1 MODE 2 2 MODE 3 MODE 4 kW kWh V CHARGE Station number setting mode NO Max counting speed Auto off setting mode setting mode OFF Hz CT type setting mode CT T lt SET gt lt SET gt Pre scale setting mode CT 1 3 a Unit setting mode UNIT Primary side current of Transmission speed CT setting mode setting mode SPD lt SET gt VT ratio setting mode VT Transmission format setting mode FMT lt SET gt Current for time measurement setting mode HM A Response time setting mode RESP Cutoff current setting mode CUTA Unit for pulse output setting mode PL P Alarm value setting mode AL P 4 Note Press lt MODE gt to return normal display lt SET gt Electricity rate setting mode JPY EUR CNY CHG CO2 x 1 MODE1 is only for POWER measurement 2 MODE2 is
43. r pulse measurement This mode doesn t show when power measurement is selected lt MODE gt lt A gt Max counting speed setting mode Hz Mode defines max counting speed Select from 2kHz 30Hz Pre scale setting mode PSCL Mode defines pre scale value used for change 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 Unit setting mode UNIT Mode defines unit used for count value display Select from CNT I kl m Count value does not change even if the unit setting is changed during counting Monitoring display J MODE MODE display tL lt A gt Max counting speed setting mode Factory setting Display Panasonic E POWER METER Press lt kW kWh gt to change max counting speed Max counting speed is selected from 2000 2kHz 30 30Hz Set pre scale value using Panasonic POWER METER lt kW kWh gt lt A V gt lt CHARGE gt lt TIME gt lt COUNT gt a por Pre scale value can be entered the range of 0 001 to 100 000 Ihe position of decimal point set with this mode is applied to count value and preset value Press lt kW kWh gt to change unit Unit is selected from CNT klm3 4 SET Monitoring display KW4M Eco POWER METER
44. ransformer 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 e O Insulated transformer AE Cent Fig B No Good example Operating power supply Operating power supply Measured voltage input Measured voltage input Input equipment sensor etc Insulated Inout equioment Inout equioment transformar put equip Auto transformer put equip sensor etc 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 equal value output NPN output PNP output Power supply for load Power supply for load Wire up to 100m for output connection If itis long it may not work correctly due to floating capacitance of wire 3 5 For Wiring terminal When using a crimp terminal it should be with insulation sleeve applicable to M3 5 screw as shown below Tightening torque under 0 8N m o 3 7mm O O Gy O ARPA htt fe O KW4M Eco POWER METER 3 6 RS485 communication When using shielded cable for the RS485 transmission line ground one end Use
45. ress lt kW kWh gt to change transmission speed GPI M j C ir ied Transmission speed is selected from acu 19200 9600 4800 2400 38400 Eco Panasonic Gower METER Press lt kW kWh gt to change transmission format Seanad F ii Data length Parity Transmission format is selected from 8bit o7bit n 7bit E 7it o 8bit n 8bit E n not available E even number o odd number 4 SET KW4M Eco POWER METER Response time setting mode Factory setting Display Panasonic Ecg POWER METER nrc ME col Set the response time using lt kW kWh gt lt A gt Response time can be entered the range of 05 to 99ms l lt SET gt Monitoring display 4 2 5 MODE4 Mode for setting of each parameter for optional function lt MODE gt lt CHARGE gt Auto off setting mode OFF Backlight 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 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 4 MODE J CHARGE Set auto off time by minute using lt kW kWh gt lt A gt Panasonic POWER METER Auto off time can be entered the range of 0 to 99 a OFF 0 should be set to turn always light on 1 99 should be set to turn light off at setting time minute
46. rrent Transformer Specifications Clamp on type Primary side rated current 5A 50A 100A 250A 400A Secondary side rated 1 67mA 3000 1 3000 1 2000 1 2000 1 2 0 F S Hole Dia mm AC1000V 1 min AC2000V 1 min Breakdown voltage initial Between through hole Between through hole and output lead wire and output lead wire Insulation resistance initial Min 100M at DC500V Between through hole and output lead wire 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 Destructive 1 hrs on X Y and Z axes Shock Min 98m s 4 times on X Y and Z axes resistance Min 294m s 5 times on X Y and Z axes Output protection level 7 5V with clamp element 3 0V with clamp element F ErMISSIO E Approx 100 times clamping frequenc Ambient temperature 10 to 50 C without frost and non condensing Storage temperature 20 to 60 C without frost and non condensing Ambient humidity 30 to 85 RH at 20 C non condensing Weight with relay cable Approx 60g Approx 90g Approx 200g Approx 295g KW4M Eco POWER METER O Through type Model No AKW4506C AKW4507C Primary side rated current 50A 100A 250A 400A Secondary side rated 16 7mA 33 3mA 125mA 200mA Current Transform ratio 1 0 F S AC1000V 1 min AC2000V 1 min Breakdown voltage initial Between through hole and output lead Between through h
47. rs 5 characters 4 characters lower word higher word Last writing data 4 characters lower word higher word 9 MD Register or Reset data monitored Registers the data to be monitored Up to 16 points can be registered for one unit Command Register lt Data specification gt Data specification Word No Word No Bcc 5 characters 5 characters CR x16 x16 Normal response Registration successful Fixed 6 characters MG Monitoring start Monitors a registered data Command No of characters in data line 2 characters m lower word higher word lower word higher word V RT Read the status of Eco POWER METER Reads the specifications of Eco POWER METER and error codes if an error occurs Command Operation mode Error flag 01 On operating 01 abnormal 00 Stop 00 normal Model code 1 Model code 2 Version Operation mode Error flag 2 characters 2 characters e 2 charactere pilo epu Model code 1 99 Model code 2 11 lower word higher word KW4M Eco POWER METER 7 4 MODBUS RTU Communication 7 4 1 Overview of MODBUS RTU 9 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 otop bit 1 bit Fixed Error detection CRC 16 Cyclic Redundancy Check Data interval 3 5 character transmission time or more Messa
48. s 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 Please use the thick cable as much as possible Please check beforehand with the actual system in case of extending the cable If there is some distortion by harmonic or waveform it may not measure correctly Please check with the actual system before adopting it Separate the wiring strong electric part of the measured voltage input terminal operating power supply terminal from the CT cable It may not satisfy the accuracy due to noise lt gt To connect CT with secondary side current 5A How to connect for measuring by combination with CT secondary side current 5A 1 Select 5A at CT type setting mode CT T 2 Set the primary current of measured CT secondary side 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 which is connected to the main unit first to secondary side of the CT secondary side current 5A CT direction K L should be set for the commercial CT direction Set the CT secondary side current 5A and the dedicated CT for 5A approximately 1m apart If the two CTs are set too close each other it may not measure accurately due to magnetic field interference Connection example With Ammeter etc Power supply a eas Se s Ammeter etc Breaker
49. sistanceniniial cba 500V DC IAF OWEN terminan Ra Pulse input terminal CT1 OV B RS 485 terminal C Pulse output terminal Outer edge case all terminals Vibration resistance 10 to 55Hz 1cycle min single amplitude 0 75mm 1h on 3 axes Shock resistance Min 294m s 5 times on 3 axes 6 digit 7 segment LCD with backlight Setting value Display method digit 16 segment Mode LCD Upper section Green Lower section Amber T LUT EEP ROM more than 100 000 overwrite method Protection IEC Standard IP66 only front panel with rubber gasket Note Mounted in a row waterproofing property will be lost Weight approx 130g 11 pin type approx 140g Screw terminal type KW4M Eco POWER METER 8 2 Input Specifications 8 2 1 Power Input Single phase two wire system Phase and wire system Single phase three wire system common Three phase three wire system Single phase two wire 100 120 200 240V AC common Rating Single phase three wire 100 120V AC Three phase three wire 100 240V AC 85 to 110 of rated input voltage Single phase two wire 85 132 170 264V AC common Single phase three wire 85 132V AC Three phase three wire 85 264V AC 1 00 to 99 99 Set with setting mode Voltage transformer VT is required when you measure a load with voltage over 240VAC Allowable measurement voltage Secondary voltage rating of VT is 110V lt Using the dedicated CT gt 5A 50A 100A 250A 400A Select wi
50. t once Note When a global transmission is sent no response to the command message is returned lt O Block check code Bcc H L Two digit hexadecimal 00 to FF ASCII codes These are codes horizontal parity that are used to detect errors in the transmitted data If is entered instead of Bcc however messages can be transmitted without the Bcc In this case the Bcc is included with the response Error code Err H L Two digit hexadecimal 00 to FF ASCII codes These indicate the content if an error occurs Bcc Block Check Code The Bcc is a code that carries out an error check using horizontal parity to improve the reliability of the data being sent The Bcc uses an exclusive OR from the header to the final character of the text and converts the 8 bit data into a 2 character ASCII code Example 0 1 H R T O 1 CR 1 1 1 1 1 Header Station No 1 Command RT 2 character Command Bcc 0 1 tt R T O 1 25H 30H 31H 23H 52H 54H Bcc H 0 30H Bcc L 1 31H Takes exclusive OR Converts to ASCII format 28 KW4M Eco POWER METER 7 3 2 Data Register List DT00051 Hate Conversion factor 0 001 DTo0055 eor 00r 0000 t 99 RAN DT00100 Integral electric Ps IIT EN current L2 CT2 phase DTO0060 CT type jose Unsigned 16bit 5 50 100 250 400 RW 1 0 001 10 0 01 100 0 1 D 100061 1000 1 10000 10 100000 100 Unsigned 32bit 999 Instantaneous electrical energy R W Values of DT0
51. th setting mode Input Primary side rating lt Using a commercial CT with the secondary side current 5A gt current 1 to 4000A Set with setting mode Use a CT with secondary side current of 5A when measure 400A or more Special off current 1 0 ET 50 0 F 1 0t0500 FS 00 functions our meter thresho g current 1 0 to 100 0 F S Instantaneous electric power Integral electric power Input a ances measurement voltage a ances VT ratio Within 2 0 F S 1 digit at 20 C rated input rated frequency power factor 1 In case of 5 ACT mode within 2 5 F S 1 digit Accuracy coverage 5 to 100 of rated current Within 1 0 F S 1 digit In case of 5 A CT mode within 2 5 96 F S 1 digit at 20 C rated input rated frequency power factor 1 Accuracy coverage 5 to 100 of rated current Basic accuracy Accuracy without error Within 1 0 F S 1 digit at 20 C rated input rated frequency power factor 1 in CT and VT 0 01 1digit at 20 C In case power on start or current energizing 0 01 1s 1 digit Within 1 0 F S 1 digit In case of 5 ACT mode within 1 5 F S 1 digit Range of 10 to 50 C 14 to 122 F rated input power factor 1 Within 1 0 F S 1 digit Frequency In case of 5 ACT mode within 1 5 F S 1 digit Temperature characteristics characteristics Frequency change 5 based on rated frequenc
52. tional noise effects the power supply line incorrect measurements may result Eco POWER METER is designed to be used in a control panel Do not add an excess power to the display It might break the inner liquid crystal MW As to measurement If there is some distortion by harmonic or waveform it may not measure correctly Please check with the actual system before adopting it This can t measure the power that flows reverse such as a regenerative electric power If you measure a reverse power it shows 0 00kW and it doesn t count t might not measure an instantaneous current such as an inrush current or an welding machine When measuring the below loads it might not satisfy with the accuracy guarantee Out of rating current Load with low power factor Load with winding current Load with ferromagnetic field B Static electricity Discharge static electricity touching the grounded metal etc when you touch the unit Excessive static electricity might be generated especially in a dry place B Cleaning Wipe dirt of the main unit with soft cloth etc When thinner is used the unit might deform or be discolored I 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 complete
53. ue 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 It 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 DIf the preset value is changed to the value less than the count value or same as count value output is ON Count value Preset value Dif the preset value is changed to the value more than the count value output is OFF Count value lt Preset value 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 KW4M Eco POWER METER Chapter 6 Display of each Value 6 1 Instantaneous electric power Integral Electrical energy Press lt kW kWh gt to display the instantaneous electric power and integral electrical energy Press lt kW kWh gt to change the instantaneous electric power to integral electrical energy Displayed data is updated at every 1 second Instantaneous electric power kW Integral electrical energy kWh Eco Eco Panasonic POWER METER Panasonic POWER METER V V itt CTA A EY turu lt kW kWh gt T er UH lt uz t MODE TIME V kW kWh MODE TIME V kW kWh D cou
54. ulator KW4M Eco POWER METER 3 7 Low Voltage Directive When using in the application confirming to EN61010 1 IEC61010 1 make sure to satisfy the following conditions 1 Pulse output part 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 and reinforced double insulation with communication system side 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 II Pollution degree 2 Indoor use An ambient temperature of 10 to 50 C An ambient non condensing humidity of 35 to 85 RH at 20 C Altitude of 2000m or less Mount the product in a place with A minimum of dust and an absence of corrosive gases No flammable explosive gasses Few mechanical vibrations or shocks No exposure to direct sunlight No large capacity electromagnetic switches or cables through which large current is flowing KW4M Eco POWER METER Chapter 4 Settings 4 1 Operation procedure Each setting is classified as follows There are the detailed explanations from next pages MODE lt MODE gt Mode for selection of Powe
55. urns on KW4M Eco POWER METER Eco aia POWER METER m VIL NAT u 3101 IL ALL MOD E TIME v xW KWA CD coun CHARGE A mQ 0 0 KW4M Eco Panasonlc POWER METER CT1 CT2 MODE TIME Vo KW KWR i a ij COUNT d A SET te 0 KW4M Eco Panasonic POWER METER MODE TIME V KW kWh ae SET COUNT M CHARGE A KWAM every time when integral electric power reaches the unit Pulse width about 100ms 5 3 2 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 Hefer to the next in detail KW4M Eco POWER METER 5 4 Counter function Pulse measurement 5 4 1 Operation mode Maintain output hold count HOLD Output OFF ON Counting possible gt Addition O 1 2 3 m2 nt n met n 2 m3 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 It reverts 0 after counting up full scale but output control is maintained However output is OFF if count value or preset value is changed 5 4 2 Change the Preset Value It is possible to change the preset value even during counting However note the following points When the pre scale value is 1 000 PSCL 1 000 1 If the preset value is changed to the value less than the count value counting will contin
56. with exceed input voltage Voltage transformer VT is needed when you measure a load with over rated input voltage 240V Use VT those secondary rating is 110V Grounding the secondary side of VT and CT is not necessary with low voltage circuit Single phase 2 wire system Power supply side no cada Load side Power supply side Load side lt Pin type gt lt Screw terminal type gt Single phase 3 wire system Three phase 3 wire system RR 1 NS2 TT3 Power supply side Load side Power supply side Load side lt Pin type gt lt Screw terminal type gt KW4M Eco POWER METER lt gt How to attach the Current Transformer CT One current transformer CT is needed to measure 1P2W system Two CTs are needed to measure a 1P3W 3P3W system Using 2 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 The CT has polarity Wire correctly according to the K and L marks Wrong direction can t measure correctly When closing clamp on type 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 i
57. y rated input power factor 1 KW4M Eco POWER METER 8 2 2 Pulse input specifications Addition Fixed Max counting speed 2kHz 30Hz Select with setting mode Min input signal width Pulse input 0 25ms When selected 2kHz 16 7ms When selected 30Hz ON OFF ratio 1 1 Contact No contact open collector Impedance when shorted 1k Residual voltage when shorted Max 2V Impedance when open 100k Output mode HOLD Over count Number of Digit 6 digit O to 999999 Selectable with setting mode Set to 3rd decimal places Auto setting 0 001 to 100 000 Selectable with setting mode Unit I ONT J T IL j F KI j Tm3 Selectable with setting mode Count value does not change even if the unit setting is changed during counting 8 3 Pulse output Transistor output Specifications Number of output point 1 point t point output unit HOLD Over count We recommend the setting of minimum unit for pulse output for measurement shown as below Output pulse 4 pulse or less per 1sec How to calculate Unit for pulse output PL P gt Max measurement power kW 7 3600 s x 4 pulse s Input signal Pre scale setting Caution 1 Improper unit setting may cause miss counting 2 If the OFF time is too short there is a possibility of counting errors 8 4 Communication Specifications Conforming to RS 485 MEWTOCOL MODBUS RTU different model Isolated with the internal circuit 99 max Y 7 12

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