Grid Connect Photovoltaic Inverter COMMUNICATION MANUAL
Contents
1. Address Model Name Variable CompowaylF vana KPLILIE KP100G KP40G Modbus identifier Compoway F amp Type Code Address Compoway F Compoway F Modbus C8 7A2A Utility voltage 00000000 to 00000000 to Three Phase 0015 L1 L2 0000FFFF hex 00007FFF hex Measurement 7A2B 0 to 13107V unitis 0 to 6553 5V unit 0 2V is 0 2V Read Only 7A2C Utility voltage 00000000 to 00000000 to 0016 L2 L3 OOOOFFFF hex 00007FFF hex 7A2D Oto 13107V unitis O to 6553 5V unit 0 2V is 0 2V 7A2E Utility voltage 00000000 to 00000000 to 0017 L3 L1 OOOOFFFF hex 00007FFF hex 7A2F Oto 13107V unitis O to 6553 5V unit 0 2V is 0 2V 7C00 PV input 00000000 to 00000000 to 0100 ED voltage 1 OOOOFFFF hex OOOOFFFF hex DC voltage 1 0 0 to 6553 5V 0 0 to 6553 5V 7002 Current from 00000000 to 00000000 to 0101 PV panels 1 0000FFFF hex 0000FFFF hex 7C03 Direct 0 00 to 655 35A 0 00 to 655 35A current 1 7004 PV input FFFFOOOO to 00000000 to 0102 power 1 OOOOFFFF hex OOOOFFFF hex 7C05 DC power 1 65536W to 0 to 65535W 65535W 7E00 PV input 00000000 to 00000000 to 0200 401 voltage 2 OOOOFFFF hex OOOOFFFF hex DC voltage 2 0 0 to 6553 5V 0 0 to 6553 5V 7E02 Current from 00000000 to 00000000 to 0201 PV panels 2 OOOOFFFF hex OOOOFFFF hex 7E03 Direct 0 00 to 655 35A 0 00 to 655 35A current 2 7E04 PV input FFFFOOOO to 00000000 to 0202 power 2 OOOOFFFF hex OOOOFFFF he2. A Personal Computer 4 4 1 Addresses Refer to 5 1 Variable Area Setting Range List for parameter addresses Parameters with the following variable types can be used with the Modbus protocol Ssassalppy L p y 4 4 2 Number of Elements The number of elements is expressed in 2 byte hexadecimal format The range for specifying the number of elements differs for each command Refer to 5 7 Variable Area Setting Range List 4 4 3 Communications Data Setting Communications monitor data Negative values Decimal point value See note The decimal point is removed and Hexadecimal 2 bytes 2 s complement mg result ns hexadecimal Example 105 0 gt 1050 gt 041A Note Refer to 5 1 Variable Area Setting Range List Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 7 4 MODBUS 4 5 Detailed Description of Services 4 5 1 Multiple Read from Variable Area This service reads data from the variable area Command Function Read start code address No of elements 1 1 2 2 2 Response Normal response Function Byte code count 1 Abnormal response Number of elements x2 bytes Slave Function Error laddress code code H 83 1 1 1 1 Read Start Address Refer to5 1 Variable Area Setting Range List Same data as Read Controller information 3 4 3 Read Controller information and Read Controller Status 3 4 5 Read Cont
3. Support A Variable type KP406 KP1006 KPuUL R W Size Contents 47 x x x R W Byte Set Value for setting country 48 x x R Byte DC input information C1 x x R W Double word Set value for protective relay C2 x x R Double word Standard Measurement C3 x x R Double word Standard instruction data C8 X x R Double word Three Phase Measurement CA x x R Double word Data for PV grid information DO x x R Double word Error logging 3 3 4 Address Refer to 5 1 Variable Area Setting Range List 3 3 5 Number of elements The number of elements is expressed in 2 byte hexadecimal format The range for specifying the number of elements differs for each command Refer to 3 4 Detailed Description of Services 3 3 6 List of Services Support a MRC SRC KP40G KP100G KPHOL Service name Processing 01 01 x x x Read from variable area Reads value from variable areas 01 04 x Composite read from variable Reads composite values from variable area areas 05 01 Read Controller information Reads the model and version 05 03 Read Controller Attributes Reads the model number and communications buffer size 06 01 Read Controller Status Reads the operating status 08 01 Echoback Test Performs an echoback test 30 05 Operation Command Performs following operations Initialize Error log Clear the amount of energy for period user set 41 01 x x x Read character string area Rea
4. 3 3 FINS mini LL 3 3 1 PDU Formats a 3 3 2 Variable Areas 3 3 3 Type code variable type 3 3 4 Address ce ee ee teen ens 3 3 5 Number of elements 00000 ee 3 3 6 ListofServices o ooooooooooooooo 3 4 Detailed Description of Services 3 4 1 Read from variable area 3 4 2 Composite read from variable area KPooL only 3 4 3 Read Controller information 3 4 4 Read Controller Attributes 3 4 5 Read Controller Status 3 4 6 Echoback Test o o oooooooomoomoo ee 3 4 7 Operation Command EE EE Ee ee 3 4 8 Read character string area 3 5 Response Code List Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 1 CompoWay F Communications Specifications Communications Control Method Programs can be created in the host computer e g a personal computer toset or monitor parameters in theKP inverter Therefore the descriptions in this section are from the standpoint of the host computer For example Read Write refers to the host computer reading or writing to the inverter Communications Specifications Interface RS 485 RS 232C pain path Multipoint Single point connections Communications 2 wire sy
5. 2 2 2 2 Cable Connections i 2 2 2 3 Communications settings Liri 2 3 2 3 1 Communication settings for KP40G 2 00002 ee nn 2 3 2 3 2 Communication settings for KP1OOG AA 2 3 2 3 3 Communication settings for KPooL ES Ee ee ee ee 2 4 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 2 1 2 Settings 2 1 Outline of communications functions The KP inverter are equipped with an RS232C RS 485 port which allows remote monitoring and remote operations over networks The following protocol is supported Model Suported protocol KPOOG Compoway F KPOOL Compoway F MODBUS The KP inverter has the following communications functions Reading settings and data Executing operation commands CompoWay F is OMRON s unified communications protocol for general purpose serial communications This unified format has a proven track record with OMRON Programmable Controllers has FINS compliant commands see note and simplifies communications between the host computer and components Note FINS Factory Interface Network service is a messaging protocol for communications between Controllers in OMRON FA networks Modbus is a standard communications control method that conforms to the Modicon Company s RTU mode Modbus Protocol PI MBUS 300 Revision J Supports functions are similar to the CompoWay F Read Variable Area Write Variable Area Operation
6. Y Response Error code Error name Cause ae priority MRES SRES 0000 Normal completion No error None 0401 Unsupported command The service function for the specified command is 4 not supported 1001 Command too long The command is too long 2 1002 Command too short The command is too short 3 1101 Area type error The variable type is incorrect 4 1003 Number of elements data The amount of data does not match the number of 5 number mismatch elements 110B Response too long The response exceeds the communications buffer 6 size e The bit position is not 00 A value that must be 00 was not set to 00 1100 Parameter error Incorrect command code or related information in 7 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual the operation command The write data is out of the setting range MODBUS 4 1 MODBUS Communications Specifications 4 2 A 2 Frame Formats on io scented dacs Sean en an Aste 4 3 4 2 1 Command Frame structure auaa aaae 4 3 4 2 2 Response Frame Structure EE EE EG ee eee 4 5 4 3 Function Codes ER RE ets ace BR RE RE Die Kees ER eg Rg ee od 4 6 4 4 Variable Areas AN ea REG RS GE ae wee ata 4 7 4 4 1 AddresseS Laan DE a De EE ee ee a TE EE N 4 7 4 4 2 Number of Elements 0 EE Ee EE Ee tees 4 7 4 4 3 Communications Data 4 7 4 5 Detailed Description of Services EE RE RR ER RE RE ee 4 8 4 5 1 M
7. 0 to 6553 5V unit 0 2V is 0 2V 7A0E Grid frequency 00000000 to 00000000 to 0007 ZAOE OOOOFFFF hex OOOOFFFF hex 0 to 655 35Hz 0 to 655 35Hz 7A10 Output 00000000 to 00000000 to 0008 voltage L1 OOOOFFFF hex OOOOFFFF hex 7A11 0 to 6553 5V unit 0 to 6553 5V unit is 0 1V is 0 1V 7A12 Output 00000000 to 00000000 to 0009 voltage L2 OOOOFFFF hex OOOOFFFF hex 7A13 0 to 6553 5V unit 0 to 6553 5V unit is 0 1V is 0 1V 7A14 Output 00000000 to 00000000 to 000A voltage L3 OOOOFFFF hex OOOOFFFF hex 7A15 0 to 6553 5V unit 0 to 6553 5V unit is 0 1V is 0 1V 7A16 Output 00000000 to 00000000 to 000B 7A17 current L1 OOOOFFFF hex OOOOFFFF hex 0 to 655 35A 0 to 655 35A 7A18 Output 00000000 to 00000000 to 000C current L2 OOOOFFFF hex OOOOFFFF hex TA19 0 to 655 35A 0 to 655 354 7A1A Output 00000000 to 00000000 to me 000D 7MB current L3 OOOOFFFF hex OOOOFFFF hex 0 to 655 35A 0 to 655 35A 7A1C Output power FFFF8000 00007FF 00000000 to 000E without F hex FFFFFFFF hex 7A1D software filter 32768 to 32767W 0 to 4294967295W 7ME Output power FFFF8000 00007FF 00000000 to 000F for display F hex FFFFFFFF hex 7A1F with software 32768 to 32767W 0 to filter 4294967295W Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 1sr1 eBuey Bumes easy algelien L S 5 Communications Data
8. No of elements address SODIAIVS JO UuondH2seg paliejag p 9 Response O Service Response PDU Response code Read data MRES SRES No of elements 2 2 4 1 Variable Type and Read Start Address Refer to 5 1 Variable Area Setting Range List for information on all types If data outside the address range is read read data not added to service response PDU ease Buus J9JOeJeyo peay v 2 Number of Elements Amberes Processing elements 0000 The read operation is not performed read data is not appended to the service response PDU and processing ends in normal completion 0001 The data readout in one character is performed and processing ends in normal completion 0002 The data readout in two character is performed and processing ends in normal completion 0000 The data readout in 15 character is performed and processing ends in normal completion 3 Response Codes Response Error code Error name Cause od priority MRES SRES 1001 Command too long The command is too long 1 1002 Command too short The command is too short 2 410B Response too long The number of elements exceeds 3 OOOF 0000 Normal completion No error None 4 Read Data Refer to 5 1 Variable Area Setting Range List for data details Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 21 3 Compoway F 3 5 Response Code List
9. 3 1 CompoWay F Communications Specifications RE RA Re ee EA AA ERK ER RE EER Ke Ge Gee ee 3 2 3 2 Frame Deli IT ON ER N AO ER a EE N N EE IE EO 3 3 3 2 1 Command Frame structure ese aa 3 4 3 2 2 Response Frame Structure i 3 5 3 3 EE OE ER ER EE iaa 3 6 3 3 1 PDU Eofmats us Es EE ERG EE EE SE es er an dais 3 6 3 3 2 Variable Areas ER la ES ER leleine 3 6 3 3 3 Type code variable type iii 3 7 ANO 3 7 3 3 5 Number of elements 3 7 323205 Eist OF SOMVICES EE deco Ge EG ER a lare 3 7 3 4 Detailed Description of ServiceS ees RE RR maaawa Ee AA ER ER ER RE RA Re Ge Ge ee AE KERR ER RE ERA Ke ae Gee ee 3 8 3 4 1 Read from variable area oranana a a 3 8 3 4 2 Composite read from variable area KPOOL ONlY ee ee ee Re ee ee 3 11 3 4 3 Read Controller information ee ee a 3 13 3 4 4 Read Controller Attributes ee ee se ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee ee 3 14 3 4 5 Read Controller Status EER EE EE ee a a 3 15 3 4 6 Echoback Testi EER lele cal ee 3 19 3 4 7 Operation Command RR RA AA AE ee GR NANANG ee ee ee ee ee ee ee ee Rede ee ee 3 20 3 4 8 Read character string area ee ee ee Re ee ek Re ee ee ee Re ee ee ek Re ee ee ke ee nn 3 21 3 5 Response Code List ie ERWEE SEE see ata 3 22 Chapter 4 MODBUS outils o 4 1 4 1 MODBUS Communications Specifications
10. the returned read data will all be O 7i i a oO but the specified number of elements will be returned and the processing will end in normal 3 completion a Address o a S Request Response a An MAR eat 9 Undefined 00 E o si i Data 5 8 Undefined 00 i 2 If the Read Start Address is within the variable area and the Read End Address Read Start Address Number of Elements is beyond the last variable area address the read operation will be performed as long as the amount of data up to the last variable area address is within the specified range of the number of elements The read data beyond the end of the variable area will all be set to 0 See the following example Address Request Response ese SlgeueA wol peay L F E Undefined Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 9 3 Compoway F 4 Response Codes Response Error code Error name Cause SR priority MRES SRES 1001 Command too long The command is too long 1 1002 Command too short The command is too short 2 1101 Area type error The variable type is incorrect 3 The number of elements exceeds the 110B Response too long a 4 maximum 1100 Parameter error The bit position is not 00 5 0000 Normal completion No error None 5 Read Data O digits O bytes When the number of elements in the service request PDU is 0000 2 digits 1 byte When the variable type in the service
11. 4 2 Frame Formats Modbus is a communications control method that conforms to the RTU Mode of the Modbus protocol specifications PI MBUS 300 Rev J of Modicon Inc The host computer sends a command frame and the KP inverter sends a response frame based on the content of the command frame One response frame is sent in response to one command frame 4 2 1 Command Frame structure In the following explanation an hex following a numeric value for example 02 hex indicates that the value is a hexadecimal number A number or letters enclosed in quotation marks for example 00 is an ASCII character In RTU Mode each frame begins and ends with a silent time interval that is at least 3 5 characters long Silent Slave Function D Silent Interval address code ata CRC 16 Interval 3 5Char or more TT 3 5Char or more Byte s 1 1 2 CRC 16 calculation range Silent interval at least 3 5 characters long Specify the node number of the KP inverter between 00 hex Slave address and 63 hex 0 to 99 When broadcasting to all nodes specify 00 hex Responses are not returned for broadcasts The function code specifies the command from the host computer The code is set in hexadecimal and is 1 byte long For more information refer to 5 1 Variable Area Setting Range List Function code The text of command based on the function code Specifies Data variable addresses and the values for set values in hexadecimal Cyclical Redund
12. Fault Fault 1 2 3 4 1 2 3 4 KP40G E4 5 E4 6 E4 7 E4 8 E5 1 E5 2 0 E5 4 Abnormality Abnormal Failure of Abnormality Failure of Communication DC DC of power EEPROM eeprom Device relay error between undervoltage source Sum value setting CPUs KPOOL KP100G 0 0 0 0 0 0 0 E5 4 Low DC bus 0 1 2 3 4 1 2 3 4 KP40G E5 5 E5 6 E5 7 E5 8 0 0 0 0 Breaking Failure of Communication Breaking of circuit inverter error circuit detecting Over detecting fault current current leakage circuit KPOOL 0 0 E5 9 Auto test failure KP100G 0 0 0 E5 8 E5 9 0 0 0 GFCI Failure Auto test failure 1 2 1 2 3 4 1 2 3 4 KP40G 0 0 0 0 0 0 0 E1 0 KPOOL No Utility KP100G 0 0 0 0 A2 5 A2 6 0 E1 0 Fan Lock Hihg DC bus A2 7 No Utility Memory Full sin the future gt 3 4 1 2 3 4 1 2 3 4 KP40G A1 1 A1 2 A1 3 A1 4 0 0 A1 7 0 KPOOL Voltage MPPT Synchronous DC Output enhancement Control stop gap undervoltage current control generation control KP100G 0 0 0 0 0 0 0 A1 9 EEPROM failure Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 17 SODIAIVS JO uonduos q paiejeg p 9 SNIEIS JElloNUOD PESU S y 3 Compoway F 3 Response Codes Response d Error code SR MRES SRES priority 1001 Command too long The command is too long 1 0000 Normal completion No error None 3 18 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 4 6 Echoback Test This service performs an echoback test Comman
13. from the communications unit number set in the KP inverter A parity error framing error or overrun error occurred due to a transfer error or other error A CRC 16 code error occurred in the received command frame A time interval greater that 3 5 characters occurred between data while receiving a command frame In the following case the command is processed but a response is not returned Broadcast transmission Slave address 00hex Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 5 4 MODBUS 4 3 Function Codes 4 6 Function code Name Multiple Read from Variable Description Reads from a variable area 03 03 hex Multiple variables that are Area consecutive can be read Writes to a variable area or an 06 06 hex Single Write to Variable Area operation command Broadcasting is possible 08 08 hex Echoback Test Performs an echoback test Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 MODBUS 4 4 Variable Areas The area used for data exchange when communicating with the KP inverter is called the variable area The current values are read and various setting data are read and written using the variable area of the KP inverter KP Inverter Microprocessor gt Operation commands gt and responses Variable area o o gt 5 o 7 BIERE EEIE A aaa eg DISS a Read Write mame
14. in the lower byte of the message Example of Appending the Result If the calculated CRC value is 1234 hex this is appended as follows to the command frame Slave Function address code Data CRC 16 CRC 16 calculation range Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 MODBUS 4 2 2 Response Frame Structure Normal Response Frames Slave Function Data CRC 16 address code 1 1 2 N i T MEE E EE EE E El CRC 16 calculation range 5 o n Error Response Frames 9 5 Slave Function Error vw address code code RER A CRC 16 calculation range The nodenumber that was specified in the command frame Slave address is returned here This is the node number of the responding KP inverter The function code that was received is returned here In an error response frame 80 hex is added to the value to Function code indicate that this is an error response Example Received function code 03 hex Function code in error response frame 83 hex SINIONNS swely esuodsey Z Z y Error code An end code that indicates the error Cyclical Redundancy Check CRC 16 These two bytes are a check code calculated from the slave address through the end of the data in hexadecimal No Response In the following cases the received command is not processed and a response is not returned A timeout will occur at the host device e The slave address in the received command is different
15. type is C_ or D_ 1 25 The read operation is performed and processing ends in normal completion Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 11 3 Compoway F 4 Attention at reading variable area In case that read address is undefined read data is 00 4 command or 00000000 C_ D_ command 5 Response Codes Response Error code Error name Cause ya priority MRES SRES 1002 Command too short The command is too short 3 1101 Area type error The variable type is incorrect 1 410B Response too long The number of elements exceeds 4 the maximum 1100 Parameter error The bit position is not 00 2 0000 Normal completion No error None 3 12 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 4 3 Read Controller information This service reads the Controller s model and version Command Service Request PDU Response Service Response PDU Response code MRES SRES Model data Version data 1 Model data The model number is returned in 20 bytes of ASCII data If the data is less than 20 bytes long the remaining bytes will be padded with spaces 20 hex The following table shows the model number format Model Model data KPxxxx OD xx KPxxxx OD xx xx Space code 2 Version data The version number is returned in 20 bytes of ASCII data If the data is less than 20 bytes long the remaining bytes will be padded with sp
16. 09 unit is 0 1kohm unit is 0 1kohm 950E Zac Line 00000000 00000CCD hex Impedance 0 to 32 77ohm unit is 0007 0 010hm 950F DO Error messages Four high rank Four high rank Four high rank bytes are Error logging memory bytes are 0000 bytes are 0000 0000 0000 C000 Latest error Four subordinate Four subordinate Four subordinate position Read Only C003 logging position bytes are position bytes are bytes are abnormal history abnormal history abnormal history datas datas datas The previous Part C004 error log from 1 example C007 the latest example example When an abnormal history When an abnormal When an abnormal data is E4 4 The previous history data is history data is 0000E4 4 C008 error log from 2 E44 E4 4 0002 COOB the latest 0000E4 4 0000E4 4 The previous coco error log from 48 0030 C0C3 the latest The previous E error log from 49 0031 a the we Character string 0000 Serial number Serial number Serial number Serial number 16byte data Serial number 16byte 16byte Serial number Read Only Serial number Serial number Serial number Serial number Not Serial number Supported Serial number Serial number Serial number Serial number Serial number Serial number Serial number Serial number Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3517 eBuey Bumes easy eldeueA 1 9 5 Communications Data Address Model Name Variable np Modbus identifier
17. Command 2 2 Cable Connections Refer the manual of each inverter for cable connections 2 2 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 2 Settings 2 3 Communications settings 2 3 1 Communication settings for KP40G sBumes SUONEIIUNWWOI E Z Communication protocol settings You can use only Compoway F on KP40G There is no setting for communication protocol Node number Unit number settings Node number can be set by setting switch as shown figure Baud rate settings Baud rate is fixed 19200bps gt gt 90tdY 40 SBumes uonNesiunwwoyg L Z 2 3 2 Communication settings for KP100G Communication protocol settings You can use only Compoway F on KP100G Always set TYPE 1 as protocol on communication settings menu of Data Logger Node number Unit number and baud rate settings Node number and baud rate can be set by menu of communication settings on Data Logger of the inverter COMMUNICATION SETTINGS Z PROTOCOL TYPE1 OE NODE NO 1 D BAUD RATE 19200bps Setting procedure Use a v to select COMMUNICATION SETTINGS Press OK to set Use vv to select item which you set Use 4 to set node number and baud rate OQ KR OWN Press OK again to confirm Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 2 3 2 Settings 2 3 3 Communication settings for KPOOL Communication protocol setting
18. Grid Connect Photovoltaic Inverter COMMUNICATION MANUAL Introduction EER EER 1 1 Introduction i e SEE Re EE EE ae ee ee Be RS ein ea 1 2 1 2 Read and Understand This Manual EE mann nenn Es ke ei 1 3 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 1 1 1 Introduction 1 1 Introduction Thank you for choosing the KPOOG or KPOOL hereafter described KP inverter Grid Connect Photovoltaic Inverter This communication manual describes essential information regarding communication of the KP inverter The KP inverter is designed for use in Grid Connect Solar Systems The installation must always be carried out by qualified personnel with knowledge of electrical systems and according to national standards for electrical installations e This communication manual is intended for Users and Installers of the KP inverter e Read this manual carefully and make sure that you understand it well to ensure that you are using the communication of KP inverter e Keep this manual in a safe location so that it is available for reference when required For detail description such as function performance and usage of the KP inverter refers to the manual of the KP inverter 1 2 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 1 Introduction 1 2 Read and Understand This Manual Read and understand this manual before using the KP inverter Please consult your OMRON representative if you h
19. HE SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS AND THAT THE OMRON PRODUCTS ARE PROPERLY RATED AND INSTALLED FOR THE INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM 1 4 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 1 Introduction Disclaimers PERFORMANCE DATA Performance data given in this manual is provided as a guide for the user in determining suitability and does not constitute a warranty It may represent the result of OMRON s test conditions and the users must correlate it to actual application requirements Actual performance is subject to the OMRON Warranty and Limitations of Liability CHANGE IN SPECIFICATIONS Product specifications and accessories may be changed at any time based on improvements and other reasons Consult with your OMRON representative at any time to confirm actual specifications of purchased product DIMENSIONS AND WEIGHTS Dimensions and weights are nominal and are not to be used for manufacturing purposes even when tolerances are shown ERRORS AND OMISSIONS The information in this manual has been carefully checked and is believed to be accurate however no responsibility is assumed for clerical typographical or proofreading errors or omissions PROGRAMMABLE PRODUCTS OMRON shall not be responsible for the user s programming of a programmable product or any consequence thereof COPYRIGHT AND COPY PE
20. Name CompowaylF Variable KRETE KP100G KP40G Modbus identifier Compoway F amp Type Code Address Modbus Compoway F Compoway F 47 Country setting 0x00 GER 0x02 Itary KP40G OD 1 Set Value for Germany 0x03 Spain 0x00 none setting country 0x01 FRA France 0x04 Korea 0x01 Netherlands 0x02 GRE 0x02 Italy Read Write Greece 0x03 Spain 0x03 CZE Czech 0x04 FF none Republic 0x04 DEN KP40G OD 2 Denmark 0x00 none 0x05 TUR Turkey 0x01 Germany with ENS 0A00 0x06 RSA 0x02 Germany without ENS IE Republic of South 0x03 Austria with ENS Africa 0x04 Austria without ENS 0x07 ESP Spain 0x05 none 0x08 POR 0x06 Switzerland without Portugal ENS 0x09 ITA Italy 0x07 FF reserved 0001 OA00 Reserved Reserved Reserved Reserved lower 48 The number of 03 3 inputs 01 1 input Set each model 0B00 DC input 04 4 inputs 02 2 inputs 0000 upper 03 3 inputs Read Only Ox x inpus 0B00 Reserved Reserved Reserved 0001 Lower C1 5500 Setting value 00000000 to 00000000 to 00000000 to 000005DC hex Protective 0000 of overvoltage 000005DC hex 000005DC hex 0 to 300 0V unit is 0 2V Relay 5501 OV O to 300 0V unit is O to 300 0V unit is 0 2V 0 2V Read Write 5502 Setting value 00000000 to 00000000 to 00000000 to 000005DC hex 0001 of undervoltage 000005DC hex 000005DC hex 0 to 300 0V unit is 0 2V 5503 UV O to 300 0V unit is O to 300 0V unit is 0 2V 0 2V Setting value 50Hz 00001392 t
21. OG KPOOL Communication Manual 5 9 5 Communications Data Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual
22. RMISSION This document shall not be copied for sales or promotions without permission This document is protected by copyright and is intended solely for use in conjunction with the product Please notify us before copying or reproducing this document in any manner for any other purpose If copying or transmitting this document to another please copy or transmit it in its entirety Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual SIY Pue siopun pue peey z L jenuew 1 Introduction Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual Contents Chapter 1 Introduction 1 1 1 1 Introduction RR aaa DE EE EE AE RR Ee EE 1 2 1 2 Read and Understand This Manual ees ees ss kaak ee Ke Ee AR AR EE RR ee AR EE AR ee N nun nn nn nun ann nun Re 1 3 Chapter 2 Settings Hanni 2 1 2 1 Outline of communications functions ees ee ee ER Ee KEER AR Ee EK RR RE RR EER RR ee ann nun an nun nn EA Ke 2 2 2 2 Cable Connection ee ee ER Ge KEER AR Ee EK RR Ge KEER AR RA EK RR SNN RR Ee EE Ak Ge EK Re Ee ER ee REK RR Ge NAA 2 2 2 3 Communications setting see EE Re RR RE RE ER RAK KEER E RR R RE nece 2 3 2 3 1 Communication settings for KP40G ana ee ee ee Re ee ee Re ee ee ee Re ee ee ee Re ee ee nn 2 3 2 3 2 Communication settings for KP100G ee Re Re ee ee ee ee Re ee 2 3 2 3 3 Communication settings for KPOOL i 2 4 Chapter 3 Compoway F au 3 1
23. SEE amp BRAUNE KFADG Type Code Address Modbus Compoway F Compoway F Modbus Not For read Model Name 20byte read only Supported FFEO controller information FREA Data is same as Model data FFE2 20bytes by Controller information in FFE3 Compoway F MRC 05 SRC 01 FFE4 FFE5 FFE6 FFE7 FFE8 FFE9 For read Inverter s Firmware FFEA controller Version 20byte information FFEB Data is same as Version data FFEC 20bytes by Controller information in FFED Compoway F MRC 05 SRC 01 FFEE FFEF FFFO FFF1 FFF2 FFF3 5 8 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 5 Communications Data Address Model Name Variable Compoweyt Modbus identifier ne amp Kris KREIS Type Code Address Modbus Compoway F Compoway F Modbus Not For read Operating status amp read only Supported FFFB controller status Error status 1 2 Data is same as FFFC status of drive and error status total 16bytes Error status 7 10 FFFD by Controller status in Compoway F Error status 11 14 MRC 06 FFFE SRC 01 Error status 3 6 3s1 eBuey Bumes easy algelien 1 9 Modbus Not For operation command re TY Supported command code Upper write only FFFF refer Modbus relevant command information lower Grid Connect Photovoltaic Inverter KPO
24. aces 20 hex Version Version data V1 00 1 00 Space code 3 Response Codes Response d Error code ene MRES SRES priority 1001 Command too long The command is too long 1 0000 Normal completion No error None Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 13 SODIAIVS JO uonduos q paiejeq p 9 UONEUMOJUI J9 JOMUOD PEEY p 3 Compoway F 3 4 4 Read Controller Attributes This service reads the model number and communications buffer size Command Service Request PDU Response Service Response PDU Response code Model data Buffer size MRES SRES 1 Model data The model is returned in 10 bytes of ASCII data If the data is less than 10 bytes long the remaining bytes will be padded with spaces 20 hex Model Model data KPxxxx KPxxxx Space code 2 Buffer Size The communications buffer size is expressed in 2 byte hexadecimal and is converted to 4 byte ASCII before being displayed Model Buffer Size KP40G KPOOL 273bytes 0111 KP100G 417bytes 01A1 3 Response Codes ee Error code ere MRES SRES priority 1001 Command too long The command is too long 1 0000 Normal completion No error None 3 14 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 4 5 Read Controller Status This service reads the operating status and error status Command Service Request PDU SODIAIVS JO UuondH2seg pa
25. ancy Check CRC 16 These two bytes store check code calculated from the slave address to the end of the data in hexadecimal Silent interval at least 3 5 characters long Note The maximum size of a MODBUS RTU frame is 256 bytes Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 3 SJEWLIO 4 SUBI Z Y A SIMONNS SWEI4 PUBWWOD L Z y 4 MODBUS Example of CRC 16 Calculation A message is processed 1 byte at a time in a 16 bit processing register called the CRC register 4 4 1 2 3 4 au 7 An initial value of FFFF hex is set in the CRC register An XOR is taken of the contents of the CRC register and the 1st byte of the message and the result is returned to the CRC register The contents of the CRC register is shifted 1 bit to the right and 0 is placed in the MSB If the bit shifted from the LSB is 0 step 3 is repeated i e the contents of the register is shifted 1 more bit If the bit shifted from the LSB is 1 an XOR is taken of the contents of the CRC register and A001 hex and the result is returned to the CRC register Steps 3 and 4 are repeated until the contents of the register have been shifted 8 bits to the right If the end of the message has not been reached an XOR is taken of the next byte of the CRC register and the message the result is returned to the CRC register and the procedure is repeated from step 3 The result the value in the CRC register is placed
26. ation protocol and set node number and baud rate by LCD menu Setting procedure 1 Push the MODE key for 5 second and enter Mode Selection Display 2 Push lt lt gt gt to select Setup 3 Push ENT key and enter mode of User s setup lt Protocol gt 4 Select Setup Protocol and push ENT key 5 User lt lt gt gt to change protocol If you select Auto protocol is detected automatically according to communication command lt Node number gt 4 Select Setup COM Unit and push ENT key 5 User lt lt gt gt to change number 2 4 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual lt Baud rate gt 4 Select Setup COM 232C or Setup COM 485 and push ENT key 5 User lt lt gt gt to change baud rate 6 Push MODE key to confirm communication protocol 7 Push MODE key to rerun normal display Refer the user s manual of KPOOL for more detail information Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 2 Settings sBumes SUONEIIUNWWOI z 70044 404 SBumes UONBSIUNWUWOD E Z 2 Settings Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual Compoway F This section describes how to use Compoway F communications based on communications commands 3 1 CompoWay F Communications Specifications 3 2 Frame Formats ui a 3 2 1 Command Frame structure oo 3 2 2 Response Frame Structure
27. ave any questions or comments Warranty and Limitations of Liability WARRANTY OMRON s exclusive warranty is that the products are free from defects in materials and workmanship for specified period from date of sale by OMRON OMRON MAKES NO WARRANTY OR REPRESENTATION EXPRESS OR IMPLIED REGARDING NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE OF THE PRODUCTS ANY BUYER OR USER ACKNOWLEDGES THAT THE BUYER OR USER ALONE HAS DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE OMRON DISCLAIMS ALL OTHER WARRANTIES EXPRESS OR IMPLIED LIMITATIONS OF LIABILITY OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES LOSS OF PROFITS OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCTS WHETHER SUCH CLAIM IS BASED ON CONTRACT WARRANTY NEGLIGENCE OR STRICT LIABILITY In no event shall the responsibility of OMRON for any act exceed the individual price of the product on which liability is asserted IN NO EVENT SHALL OMRON BE RESPONSIBLE FOR WARRANTY REPAIR OR OTHER CLAIMS REGARDING THE PRODUCTS UNLESS OMRON S ANALYSIS CONFIRMS THAT THE PRODUCTS WERE PROPERLY HANDLED STORED INSTALLED AND MAINTAINED AND NOT SUBJECT TO CONTAMINATION ABUSE MISUSE OR INAPPROPRIATE MODIFICATION OR REPAIR Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual SIY Pue siopun pue peey 2 L jenuew 1 Introduction Application Con
28. d Service Request PDU SODIAIVS JO UuondH2seg paliejag p 3 Response Service Response PDU me AE ER re Response code m Test data o MRES SRES 3 S 9 Lira a 0 256 1 Test Data Set values for the test data within the ranges 20 to 7E hex in ASCII data 2 Response Codes ia Error code re MRES SRES Priority 1001 Command too long The command is too long 1 0000 Normal completion No error None Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 19 3 Compoway F 3 4 7 Operation Command This service performs operation command processing to KP inverter Command Service Request PDU Instruction Relevant Code information Response Service Response PDU Response code MRES SRES command Relatedinformation code Initialize Error log Clear Total Periodic Energy 0000 Error history initialization 14 that user set 0000 2 Response Codes Response Error code Error name Cause Balers priority MRES SRES 1001 Command too long The command is too long 1 1002 Command too short The command is too short 2 1100 Parameter error ES EO SN TRAIRE 3 information are wrong 0000 Normal completion No error None 3 20 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 4 8 Read character string area This service reads character string area Command Service Request PDU Read start
29. ds the character string area Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual IUIW SNIA 9 edA ajqeuen apoo d L 3 Compoway F 3 4 Detailed Description of Services 3 4 1 Read from variable area This service reads data from a variable area Command Service Request PDU Variable Bit Read start address No of elements type position 0 0 Response Service Response PDU Response code Read data MRES SRES No of elements 0 2 or 8 xNo of elements 1 Variable Type and Read Start Address Refer to 5 1 Variable Area Setting Range List If data outside the address range is read either 00 or 00000000 is read 2 Bit Position Always 00 because there is no bit access 3 Number of Elements Number of elements Processing The read operation is not performed read data is not 0000 appended to the service response PDU and processing ends in normal completion When the variable type is 4_ The read operation is performed and processing ends in normal completion When the variable type is C_ or D_ The read operation is performed and processing ends in normal completion 1 128 KP40G KPOIDL 1 200 KP100G 1 32 KP40G KPOIDL 1 50 KP100G 3 8 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F o Note 1 If the Read Start Address is outside of the variable area
30. e List 2 Write Data When executing an operation command place the write data as follows Upper bite command code Lower bite related information Command code Related information Command content a upper bite lower bite Bally 9 QELEA 0 AUM aj uis 7 9 7 Initialize Error log 0x02 0x00 Clear Total Periodic Energy that 0x14 0x00 user set 3 Response Codes Function Error Error name Cause code code 02 hex Variable address error The write start send correct ia Th dis too 03 hex Variable data error ee OP 2na e The command is not long enough 06 hex n Normal completion The service was processed normally Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 9 4 MODBUS 4 10 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual Communications Data Sas 5 1 Variable Area Setting Range List ek se eee eee eee 5 2 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 5 1 5 Communications Data 5 1 Variable Area Setting Range List The following table lists the variable areas Items expressed in hexadecimal in the Content explanation column are the setting range for CompoWay F or MODBUS communications The values in parentheses are the actual setting range 5 2 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 5 Communications Data Address Model
31. e received BCC did not match the 13 BE eel calculated BCC gt There was an illegal character in the FINS mini frame character other than ASCII O to 9 or A to F or data other than the test data was returned in response to an Echoback 14 Format error Test 7 There were no SID and FINS mini There was no FINS mini The FINS mini MRC and SRC were incorrect The subaddress was invalid unsupported There were no subaddress SID and FINS mini Subaddress amp rror The subaddress was shorter than 2 8 characters and there were no SID and FINS mini The received frame exceeds the specified number of bytes An end code is returned for each received command frame addressed to the local node e No response will be returned if the message is not complete through the ETX and BCC characters The error priority indicates the priority of the error notification when there were two or more errors e The FINS mini command and text section is not included for end codes other than 00 and OF 18 Frame length error 4 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 5 SJEWLIO y weil Z 9 ainjonig ewes esuodsey z 2 3 Compoway F 3 3 FINS mini The FINS mini command text and response text provides the contents of the command and response communications 3 3 1 PDU Formats Command Text The MRC Main Request Code SRC Sub Request Code and any required data are transmitted
32. elay of a side near the inside Relay1 2 3 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 15 3 Compoway F 4 The state to stop the switching of inverter is called a gate block and the stopped state or the power generation of the output is shown 5 It shows whether to have turned on the relay of the Neutral line on KPOILIL 3 16 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 2 Error status 3 Compoway F 1 MSB LSB 1 2 3 4 1 2 3 4 KP40G E1 1 E1 2 E1 3 E1 4 E1 5 E1 6 E1 7 E1 8 KPOOL OV UV OF UF Islanding Islanding OV instantly UV instantly Passive Active KP100G E1 1 E1 2 E1 3 E1 4 0 E1 6 E1 7 Grid OV 0 Grid OV Grid UV Grid OF Grid UF Islanding instantly active 1 2 3 4 1 2 3 4 KP40G E2 1 0 E2 3 E2 4 E3 1 E3 2 E3 3 E3 4 KPOOL DC Ground fault Insulation DC AC DC current Over overvoltage resistance overcurrent overcurrent injection temperature fault KP100G E2 1 0 E2 3 E2 4 0 E3 2 E3 3 E3 4 PV over Ground Isolation fault Over AC DC INJ High Over voltage Fault current temperature 1 2 3 4 1 2 3 4 KP40G 0 0 0 0 E4 1 E4 2 E4 3 E4 4 KPOOL Abnormality Abnormity of Failure of Abnormal of efficiencyc inverter ROM version comparison of measurement KP100G 0 0 0 0 E4 1 E4 2 0 E4 4 Consistent DC sensor M S Ver fault
33. esse ka see ee Ee RE ER ER RE RA RAGE Ge Ee EE ER ER ee 4 2 4 2 Frame Formats Ee nanana cect ov see Gee lin 4 3 4 2 1 Gommand Frame structure lirici Lelli le vided dee ee 4 3 4 2 2 Response Frame Structure uie ee ee ee ee RA AA AA Ge ee ee ee Ge ee ANA Re Re ee ee ee ee ee 4 5 4 3 Function Godes iaia i cee cake ie da Ge da Ee Ge nou ous eda vita dan Gas duces DANG 4 6 44 Variable AN OO ER EN An LO AA Na maba ER OP 4 7 AMET NY la EE DEE EE rennen 4 7 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 1 4 4 2 Number of Elements nia ee seed ee see ee ee ee a ee ee ee ea ee nn ee ee ee ee ee ke ee 4 7 4 4 3 Communications Data esse Re AR Ee cee ee eee AG tect NAA RR Re Re ee ee ee ee ee ee ee Re Re Re ee ee ee ee ee 4 7 4 5 Detailed Description of Services i 4 8 4 5 1 Multiple Read from Variable Area ee ee ee ee GR ER AA RA Ee ee ee ee ee ee ee AR Re Re ee ee ee ee ee 4 8 4 5 2 Single Write to Variable Area ee i 4 9 Chapter 5 Communications Data ees kke EE RR Ee EE RR Re EE EE RR ee 5 1 5 1 Variable Area Setting Range LISt RR RE ER KERR RE EER EER RE RE EER RR RR KEER KERR RE Re ER KERR EER ER ee 5 2 2 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual Settings BEERS This section describes the settings of communications by the KP inverter 2 1 Outline of communications functions
34. hex 65535 to 65535W DC power 1 65536 to 65535W O to 65535W 5A08 Utility voltage 00000000 to 00000000 to 00000000 to OOOOFFFF hex sand L1 OOOOFFFF hex 00007FFF hex 0 to 13107V unit is 0 2V 5A09 O to 13107V unit is O to 6553 5V unit 0 2V is 0 2V 5A0C Grid frequency 00000000 to 00000000 to 00000000 to OOOOFFFF hex 0006 OOOOFFFF hex OOOOFFFF hex 0 to 655 35Hz SAOD 0 to 655 35H2 0 to 655 35H2 5A0E Output 00000000 to 00000000 to 0007 5AOF voltage L 1 OOOOFFFF hex OOOOFFFF hex 0 to 6553 5V O to 6553 5V 5A10 Output 00000000 to 00000000 to 00000000 to OOOOFFFF hex 0008 sam Gurrent L1 OOOOFFFF hex OOOOFFFF hex O to 655 35A 0 to 655 35A 0 to 655 35A 5A12 Output power FFFF8000 00007FFF 00000000 to 0009 without hex FFFFFFFF hex 5A13 software filter 32768 to 32767W O to 4294967295W 5A14 Output power FFFF8000 00007FFF 00000000 to FFFF0001 0000FFFF hex 000A for display hex FFFFFFFF hex 65535 to 65535W 5415 with software 32768 to 32767W 0 to filter 4294967295W 5A20 TNS Total 00000000 to 00000000 to 00000000 to OOOOFFFF hex 0010 number OOOOFFFF hex FFFFFFFF hex O to 65535times 5A21 start up s O to 65535times O to 4294967295times 5C00 Recovery time 80000000 to 00000000 to BAGS 7FFFFFFF hex OOOOFFFF hex 5C01 214748364 8 to O to 6553 5s 214748364 7s Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 5 Communicatio
35. in the command frame Service Request PDU MRC SRC o Data EN Response Text The MRC and SRC shown above MRES Main Response Code SRES Sub Response Code and the response data are transmitted in the response frame e Service Response PDU Normal Response o Dali If the specified FINS mini command could not be executed service response PDU will contain only the MRC SRC and MRES SRES e Service Response PDU Specified FINS mini Command Not Executed MRC SRC MRES SRES The MRES and SRES become the response code when the command was not completed normally 3 3 2 Variable Areas The area used for data exchange when communicating with the KP inverter is called the variable area The current values are read and various setting data are read and written using the variable area of the KP inverter Operation commands and Read Controller Attributes do not use the variable area KP Inverter Microprocessor Operation commands and responses Variable area OOIE Ta CODDODODODDOI Read Write Orr AGODA Personal Computer 3 6 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 3 3 Type code variable type The definition of the type code of the variable area does as follows For more information refer to 5 1 Variable Area Setting Range List Access size 01 Byte 10 Word 11 Doubleword 3 Compoway F
36. liejag p 9 Response e Service Response PDU Response code Operating MRES SRES statsus Error status 12 34 5 6 7 89 10 11 12 1314 1 Operating status SMEIS JElloNUOD Play S p Operating status Description MSB LSB Bit Bit 0 0 1 KP100G Reservation KP40G KPOIOIL Stop 0 1 On grid instruction 1 0 Reservation 1 1 Reservation 0 2 KP40G Excluding turning on both Relay3 4 KP100G KPOOL Excluding turning on both Relay4 5 6 1 KP40G Turning on both Relay3 4 KP100G KPOIOL Turning on both Relay4 5 6 0 3 KP40G Excluding turning on both Relay1 2 KP100G KPOOL Excluding turning on both Relay1 2 3 1 KP40G Turning on both Relay1 2 KP100G KPOIOL Turning on both Relay1 2 3 0 4 Gate Block Excluding while blocking the gate 0 5 KP40G KP100G Reservation KPOIOL Excluding turning on Relay N KP40G KP100G Reservation KPOIOL Turning on Relay N 0 0 6 Reservation 1 Instruction status of KP inverter 2 3 The grid relay ON OFF status In KP40G 4 relays are built into It is occupied whether to have turned on both of relays of a side nears the grid Relay3 4 among these Similarly it shows whether to have turned on the relay of a side near the inside Relay1 2 In KP100G or KPOILL 6 relays are built into It is occupied whether to have turned on relays of a side nears the grid Relay4 5 6 among these Similarly it shows whether to have turned on the r
37. ns Data Address Model Name Variabl CompowaylF k ariab e KPOOL KP100G KP40G Modbus identifier CompowaylF amp Type Code Address Compoway F Compoway F Modbus C3 6000 Total enegy after 00000000 to 00000000 to 00000000 to 3B9AC9FF hex Standard installing the 3B9AC9FF hex FFFFFFFF hex O to 999999999W h instruction data 0000 inverter O to O to 6001 Amount of 999999999Weh 4294967295Weh Read Only operation 6002 The amount of 00000000 to 00000000 to 00000000 to 3B9AC9FF hex energy for 3B9AC9FF hex FFFFFFFF hex O to 999999999W h 0001 period user set O to 0 to 6003 the amount of 999999999Weh 4294967295Weh user power 6004 Total operating 00000000 to 00000000 to 00000000 to FFFFFFFF hex 0002 6005 hours FFFFFFFF hex FFFFFFFF hex O to 42949672955 O to 42949672955 O to 42949672955 C8 7A04 Total PV input FFFFOOOO to 00000000 to Three Phase 0002 power OOOOFFFF hex OOOOFFFF hex Measurement TAOS 65536 to 65535W 0 to 65535W 7A08 Utility voltage 00000000 to 00000000 to Read Only bd 11 OOOOFFFF hex 00007FFF hex 7A09 0 to 13107V unitis 0 to 6553 5V unit 0 2V is 0 2V TAOA Utility voltage 00000000 to 00000000 to 0005 L2 OOOOFFFF hex 00007FFF hex 7A0B 0 to 13107V unitis 0 to 6553 5V unit 0 2V is 0 2V 7A0C Utility voltage 00000000 to 00000000 to 0006 L3 OOOOFFFF hex 00007FFF hex 7A0D 0 to 13107V unitis
38. o 50Hz 000013BA to 50Hz 000013BA to s904 lot 00001964 hex 00001450 hex 00001450 hex overfrequency 50 10 to 65 00Hz 50 50 to 52 00Hz 50 50 to 52 00Hz 0002 OF 60Hz 000017A2 to 60Hz 000017A2 to 00001838 5505 00001838 hex hex 60 50HZz to 60 50HZz to 62 00Hz 62 00Hz Setting value 50Hz 000012F2 to 50Hz 000012C0 to 50Hz 000012C0 to 00001356 3906 lot 00001356 hex 00001356 hex hex 0003 underfrequency 48 50 to 49 50Hz 48 00 to 49 5Hz 48 00 to 49 5Hz UF 60Hz 000016A8 to 60Hz 000016A8 to 5507 0000173E hex 0000173E hex 58 00 to 59 50Hz 58 00 to 59 50Hz Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4s eBuey Bumes easy a gelien 1 9 5 Communications Data Address Model Name Variabl CompowaylF VENETE KPOOL KP100G KP40G Modbus identifier Compoway F amp Type Code Address Compoway F Compoway F Modbus C2 5A00 PV input 00000000 to 00000000 to 00000000 to 0000FFFF hex Standard 0000 sao voltage 1 OOOOFFFF hex OOOOFFFF hex 0 0 to 6553 5V Measurement DC voltage 1 0 0 to 6553 5V 0 0 to 6553 5V 5A02 Current from FFFF8000 to 00000000 to FFFF8001 to 00007FFF hex Read Only Sodi PV panels 1 00007FFF hex 0000FFFF hex 327 67 to 327 67A 5403 Direct 327 68 to 0 00 to 655 35A current 1 327 67A 5A04 PV input FFFF0000 to 00000000 to FFFF0001 to 0000FFFF hex 0002 saog Powerlt OOOOFFFF hex OOOOFFFF
39. request PDU is 4 8 digits 4 bytes When the variable type in the service request PDU is C or D_ Refer to 5 1 Variable Area Setting Range List for data details 8 digits 4 bytes means that when the internal data is 4 bytes the communications data is 8 bytes Example Communications data 0x30 0x31 0x32 0x33 0x34 0x35 0x36 0x37 character expression 01234567 Internal data 0x01234567 3 10 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 4 2 Composite read from variable area KPOOCL only This service reads in order the contents of specified addresses in a variable area This command cannot mix variable type C variable type 4 and variable type D_ Command Service Request PDU SODIAIVS JO UuondH2seg paliejag p oN Response Service Response PDU Ajuo 7004M es e aldeuieA wo pea ayisodwoyg z p ariable type 1 Variable Type and Read Address Refer to 5 1 Variable Area Setting Range List for information on all types 2 Bit Position Always 00 because there is no bit access 3 Number of Elements Number of elements Processing The read operation is not performed read data is not 0000 appended to the service response PDU and processing ends in normal completion When the variable type is 4_ 1 33 The read operation is performed and processing ends in normal completion When the variable
40. roller Status in Compoway F can be read by this service Refer to 5 7 Variable Area Setting Range List in detail to read Controller information and Controller status 2 No of Elements Specify the number of elements to read The specification range is from 0001 to 007D hex 1 to 125 elements 3 Byte Count The number of bytes of data that was read is returned 4 Response Codes Function Error Error name Cause code code The read start address is not 02 hex Variable address error correct The command is too long 83 hex The command is not long 03 hex Variable data error enough The number of elements has exceeded the maximum limit The service was processed 03 hex Normal completion normally 4 8 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 MODBUS 4 5 2 Single Write to Variable Area This service either writes data to the variable area or executes the operation commands Command Function Write start code address Write data 1 1 2 2 2 Response SODIAIVS JO Uuondu2seg paliejag S y Normal response Function Write start code address Write data A H 06 1 1 2 2 2 Abnormal response Slave Function Error address code code CRC 16 H 86 1 1 2 1 1 Write Start Address Set the write start address to FFFF hex when executing an operation command When writing to the variable area refer to 5 1 Variable Area Setting Rang
41. s Select Compoway F or MODBUS on KPOOL by LCD menu State display 7 Push the ENT key Normal Display Error occurs Error Display for5 second CD Check Display Pa 3 69kW e Fault E12 lfs 1 23 1 23 1 23kW Eror doesn t Grid OV et NN MKPOOLEEE occur MODE NEE V12355N or No oparation for 150second Push the MODE key Push the MODE key or for 5 second No operation for 150seconds Mode selection dis pla ModeSelect gt gt ModeSelect gt ModeSelect gt gt ErrLog Setup Che Setup Check ErrL ChecklErrLog Set MODE ENT MODE ENT MODE ENT mode of Check Settings mode of Error Check Country ErrLog 1 E1 0 GER No Utility mode of User s setup Setup Language HEN Setup Language gt Setup Language gt i i D MODE ENG yz ITA fee H gt gt i i lt 5 ENT aa u i Setup COM_Prot gt Setup COM Prot gt Setup COM_Prot 4 Auto MODE Auto tc Compoway lt lt ENT After five Setup COM_Prot seconds pass When the setting has been setting Setup value does the blinking display Node number Unit number and baud rate settings Select communic
42. siderations SUITABILITY FOR USE OMRON shall not be responsible for conformity with any standards codes or regulations that apply to the combination of products in the customer s application or use of the products At the customer s reguest OMRON will provide applicable third party certification documents identifying ratings and limitations of use that apply to the products This information by itself is not sufficient for a complete determination of the suitability of the products in combination with the end product machine system or other application or use The following are some examples of applications for which particular attention must be given This is not intended to be an exhaustive list of all possible uses of the products nor is it intended to imply that the uses listed may be suitable for the products e Uses involving potential chemical contamination or electrical interference or conditions or uses not described in this manual e Nuclear energy control systems combustion systems railroad systems aviation systems medical equipment amusement machines vehicles safety equipment and installations subject to separate industry or government regulations Systems machines and equipment that could present a risk to life or property Please know and observe all prohibitions of use applicable to the products NEVER USE THE PRODUCTS FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT T
43. stem half duplex Half duplex Synchronization Start stopsynchronization KP40G KP40G 19200bps 9600bps Baud rate KP100G KP100G default 9600 19200bps 9600 19200bps KPOOL KPOOL 4800 9600 19200bps 4800 9600 19200bps Transmitted code ASCII Data bit length 7 bits Stop bit length 2 bits Error detection Vertical parity even BCC block check character Data transmission LSB first Flow control None Retry function None Communications buffer KP40G KPOOL 280 reception buffer bytes 273 transmission buffer bytes KP100G 424 reception buffer bytes 417 transmission buffer bytes Response wait time after RS 485 command transmitted KP40G 0 5 ms or more KP100G 1 0 ms or more e KPOOL 0 to 99 ms adjustable Prohibit time from when command is sent from host to when response is sent from inverter Waiting time after RS 485 response 5 0 ms or more Prohibit time for command transmission after response received from inverter The next command waiting time after simultaneous broadcasting 30ms or more Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 2 Frame Formats The host computer sends a command frame and the KP inverter sends a response frame based on the content of the command frame One response frame is sent in response to one command frame Host Computer SJEWLIO y QWIEIHY Z 9 KP Inverter After a receiving a response from the in
44. the KP inverter Always set the subaddress to Subaddress po SID Service ID Not used in the KP inverter Always set the SID to 00 FINS mini The command and required text are placed here Refer to command and text 3 3 FINS mini for details ETX This code 03 hex indicates the end of text This is the block check character BCC The BCC is calculated by taking the exclusive OR of all bytes from the node number to the ETX BCC Calculation Example STX Node No Subaddress SID FINS mini command text ETX BCC 02 30 30 30 30 30 30 35 30 30 03 35 hex hex hex hex hex hex hex hex hex hex hex hex 1 2 2 1 1 1 BCC calculation range BCC 30630630630630630635630630603635 35 hex XOR exclusive OR calculation Note No response will be returned unless the frame contains all elements up to the ETX and BCC 3 4 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 Compoway F 3 2 2 Response Frame Structure NodeNo Subaddress End code FINS mini command text BCC 2 2 2 1 1 1 End P Error Neme Meaning SNE code priority The command frame was processed 00 Normal end normally without None any of the following errors The specified FINS command could not be OF FINS command executed 8 error Refer to the response code for more details 11 Framing error The stop bit is O 1 Attempted to write new data to the 12 Overrun error reception register when the reception 3 register was full Th
45. ultiple Read from Variable Area 2 EE EE EE EE eens 4 8 4 5 2 Single Write to Variable Area 4 9 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 1 4 MODBUS 4 1 MODBUS Communications Specifications Communications Control Method Programs can be created in the host computer e g a personal computer to set or monitor parameters in the KPOOL Therefore the descriptions in this section are from the standpoint of the host computer For example Read Write refers to the host computer reading or writing to the inverter Communications Specifications Interface RS 485 Transmission path connections Multipoint Communications 2 wire system half duplex Baud rate 4800 9600 19200bps Synchronization Start stopsynchronization Transmitted code RTU Binary code Data bit length 8 bits Stop bit length 1 bit 2bits Error detection Parity check Odd Even None CRC 16 Cyclical Redundancy Check Flow control None Retry function None Response wait time after command transmitted 3 5Char or more 19200bps about 2ms or more 11bit Char 9600bps about 4ms or more 11bit Char Waiting time after response default 3 5Char or more 19200bps about 2ms or more 11bit Char 9600bps about 4ms or more 11bit Char Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 4 MODBUS
46. verter have the host computer wait specified waiting time at least before sending the next command as shown the figure Period for 2 stop bits Response wait time after Wait time after RS 485 RS 485 command response transmitted Refer page 13 Refer page 13 Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 3 3 3 Compoway F 3 2 1 Command Frame structure Based on CompoWay F protocol commands from the host computer and responses from the KP inverter take the form of frames The data comprising command frames and response frames are explained below In the following explanation an hex following a numeric value for example 02 hex indicates that the value is a hexadecimal number A number or letters enclosed in quotation marks for example 00 is an ASCII character Node No Subaddress SID FINS mini command text BCC 1 2 2 1 1 1 BCC calculation range This code 02 hex indicates the beginning of a communications frame text This code must always be STX set as the first byte When another STX code is received during reception the reception starts again from the point where the STX was received The node address identifies the destination node e The node address can be set to OO to 99 If you use communication by multiple inverters set the Node No node address 01 to 31 There will be no response to a transmission with an invalid node address Not used in
47. x 7E05 DC power 2 65536W to 0 to 65535W 65535W 8000 PV input 00000000 to 00000000 to 0300 voltage 3 OOOOFFFF hex OOOOFFFF hex 8001 DC voltage 3 0 0 to 6553 5V 0 0 to 6553 5V 8002 Current from 00000000 to 00000000 to 0301 PV panels 3 OOOOFFFF hex OOOOFFFF hex 8003 Direct 0 00 to 655 35A 0 00 to 655 35A current 3 8004 PV input FFFFOOOO to 00000000 to 0302 power 3 OOOOFFFF hex OOOOFFFF hex 8005 DC power 3 65536W to 0 to 65535W 65535W 8200 PV input 00000000 to 00000000 to 0400 4501 voltage 3 OOOOFFFF hex OOOOFFFF hex DC voltage 3 0 0 to 6553 5V 0 0 to 6553 5V 8202 Current from 00000000 to 00000000 to 0401 PV panels 3 OOOOFFFF hex OOOOFFFF hex 8203 Direct 0 00 to 655 35A 0 00 to 655 35A current 3 8204 PV input FFFFOOOO to 00000000 to 0402 power 3 0000FFFF hex 0000FFFF hex 8205 DC power 3 65536W to 0 to 65535W 65535W Grid Connect Photovoltaic Inverter KPOOG KPOOL Communication Manual 5 Communications Data Address Model Name CompowaylF Variable KREET KP100G KP40G Modbus identifier Compoway F amp Type Code Address Modbus Compoway F Compoway F CA Riso Insulatio 00000000 to 00000000 to 00000000 to OOOOFFFF hex Data for ENS 9508 Resistance 0000FFFF hex OOOOFFEF hex 0 to 6553 5kohm unit is 0004 0 to 6553 5kohm 0 to 6553 5kohm 0 1kohm Read only 95
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