成長光伏逆變器modbusrs485rtu協(xié)議v3用戶版

Dataformat

Validslavedeviceaddressesareintherangeof0–247decimal.

Theindividualslavedevicesareassignedaddressesintherangeof1–247.0isthebroadcastaddress

Itis16bits(twobytes)unsignedintegerforeachholdingandinputregister;

CommandFormat

Function3Readholdingregister

ResponseError:

110x80|0x03ErrornumCRC (Errornumasabyte)Function4Readinput register

ResponseError:

110x80|0x04ErrornumCRC (Errornumasabyte)

Function6Presetsingleregister

ResponseError:

110x80|0x06ErrornumCRC (Errornumasabyte)

Function16Presetmultipleregister

ResponseError:

110x80|0x10ErrornumCRC (Errornumasabyte)

DeviceMessageTransmissionMode/Framing

RTUMode

WhencontrollersaresetuptocommunicateonaModbusnetworkusingRTU(RemoteTerminalUnit)mode,each8–bitbyteinamessagecontainstwo4–bithexadecimalcharacters.Eachmessagemustbetransmittedinacontinuousstream.

TheformatforeachbyteinRTUmodeis:

CodingSystem:8–bitbinary,hexadecimal0–9,A–FTwohexadecimalcharacterscontainedineach8–bitfieldofthemessage

BitsperByte:

1startbit

8databits,leastsignificantbitsentfirstNoneparity

1stopbit

ErrorCheckField:CyclicalRedundancyCheck(CRC)

Thebaudrateofthetransmissionis:

BaudRate:9600bps

MinimumCMDperiod(RS485Timeout):850ms.

Waitforminimum850mstosendanewCMDafterlastCMD.Suggestionis1s;

MaximumDataLengthDefine:

Maximumreaddatalengthis45wordsinreadcommand;Maximumupdatedatalengthis45wordsinpresetcommand;ReadorupdateregistersNO.shouldintherangeoftimesof45,

eg:1~45or96~123areOK, but40~60isnotOK;

Note:

ExcepttheCEI0-21andVDE-AR-N4105powermanagementregisters,youshouldreferthemanufactory’ssuggestionwhenwritingotherregisters;

Registermap

Itis16bits(twobytes)unsignedintegerforeachholdingandinputregister;

HoldingReg

RegisterNO.

VariableName

Description

C

ustomerW

rit

e

Value

Unit

Initialvalue

Note

00

OnOff

TheInverterOn/Offstateandtheautostartstate,Thelowbyteistheon/off(1/0),thehighbyteistheautostartstateornot(1/0).

W

0x0000;

0x0001;

0x0100;

0x0101;

0x010

1;

AutostartmeanstheautopowerACwhennextpoweron

inverter.

02

PF CMD

memorystate

Setthefollowing3,4,5,99CMDwillbememoryornot(1/0),ifnot,thesesettingsaretheinitialvalue.

W

0or1,

0

Meansthesesettingswill beacting

or notwhennext

poweron

03

ActiveRate

P

ReadInvertermax

outputactivepowerpercent

W

0-100

percent

100

04

ReactiveRate

P

ReadInvertermax

output reactivepowerpercent

W

0-100

percent

05

Powerfactor

Read Inverter

output powerfactor’s10000times

W

0-20000，

0-10000is

underexcitec,otherisoverexcite

d

10000

06

PmaxH

Normal

(high)

power

0.1VA

07

PmaxL

Normal

(low)

power

0.1VA

08

Vnormal

NormalworkPV

voltage

0.1V

09

Fwversion

H

Firmwareversion

(high)

ASCII

10

Fwversion

M

Firmwareversion

(middle)

11

FwversionL

Firmwareversion

(low)

12

Fwversion2

H

ControlFirmware

version(high)

ASCII

13

Fwversion2

M

ControlFirmware

version(middle)

14

Fwversion2

L

ControlFirmware

version(low)

15

LCD

language

LCDlanguage

W

0-4,5

23

SerialNO.5

Serialnumber5

ASCII

24

SerialNo.4

Serialnumber4

25

SerialNo.3

Serialnumber3

26

SerialNo.2

Serialnumber2

27

SerialNo.1

Serialnumber1

28

MoudleH

InverterMoudle

(high)

&*5

29

MoudleL

InverterMoudle

(low)

30

Com

Address

Communicateaddr

ess

W

1

34

AutoTestSta

rt

AutoTestStart

W

0x0001

45

SysYear

Systemtime-year

W

Yearoffset

is0

46

SysMonth

Systemtime-Month

W

47

SysDay

Systemtime-Day

W

48

SysHour

Systemtime-Hour

W

49

SysMin

Systemtime-Min

W

50

SysSec

Systemtime-

Second

W

73

ModbusVer

sion

ModbusVersion

Eg：207is

V2.07

Int(16bi

ts)

81

FreqDerateS

tart

Frequencyderating

startpoint

W

0.01HZ

90

PFLineP1_LP

PFlimitlinepoint1loadpercent

W

0-255

percent

255

means

no thispoint

91

PFLineP1_P

F

PFlimitlinepoint1

powerfactor

W

0-20000

92

PFLineP2_LP

PFlimitlinepoint2loadpercent

W

0-255

percent

255

means

no thispoint

93

PFLineP2_P

F

PFlimitlinepoint

2powerfactor

W

0-20000

94

PFLineP3_LP

PFlimitlinepoint3loadpercent

W

0-255

percent

255

means

no thispoint

95

PFLineP3_P

F

PFlimitlinepoint3

powerfactor

W

0-20000

96

PFLineP4_LP

PFlimitlinepoint4loadpercent

W

0-255

percent

255

means

no thispoint

97

PFLineP4_P

F

PFlimitlinepoint4

powerfactor

W

0-20000

99

PFModel

SetPFfunctionModel

W

0:PF=1

1:PFbyset

2:defaultPFline

3:UserPFline4：

UnderExcited(Inda)ReactivePower

5：OverExcited(Capa)ReactivePower

6：Q(v)model

100

FLrate

Frequency–load

limitrate

W

0-100

10times

InputReg

Register

NO.

VariableName

Description

Value

Unit

Note

00

InverterStatus

Inverterrunstate

0:waiting,1:normal,

3:fault

01

PpvH

Inputpower(high)

0.1W

02

PpvL

Inputpower(low)

0.1W

03

Vpv1

PV1voltage

0.1V

04

PV1Curr

PV1inputcurrent

0.1A

05

PV1WattH

PV1inputwatt(high)

0.1W

06

PV1WattL

PV1inputwatt(low)

0.1W

07

Vpv2

PV2voltage

0.1V

08

PV2Curr

PV2inputcurrent

0.1A

09

PV2WattH

PV2inputwatt(high)

0.1W

10

PV2WattL

PV2inputwatt(low)

0.1W

11

PacH

Outputpower(high)

0.1W

12

PacL

Outputpower(low)

0.1W

13

Fac

Gridfrequency

0.01Hz

14

Vac1

Three/single phase grid

voltage

0.1V

15

Iac1

Three/single phase grid

outputcurrent

0.1A

16

Pac1H

Three/single phase grid

outputwatt(high)

0.1VA

17

Pac1L

Three/single phase grid

outputwatt(low)

0.1VA

18

Vac2

Threephasegridvoltage

0.1V

19

Iac2

Threephasegridoutput

current

0.1A

20

Pac2H

Threephasegridoutput

power(high)

0.1VA

21

Pac2L

Threephasegridoutput

power(low)

0.1VA

22

Vac3

Threephasegridvoltage

0.1V

23

Iac3

Threephasegridoutput

current

0.1A

24

Pac3H

Threephasegridoutput

power(high)

0.1VA

25

Pac3L

Threephasegridoutput

0.1VA

power(low)

26

EnergytodayH

Today generate energy

(high)

0.1KWH

27

EnergytodayL

Today generate energy

today(low)

0.1KWH

28

EnergytotalH

Total generate energy

(high)

0.1KWH

29

EnergytotalL

Totalgenerateenergy(low)

0.1KWH

30

TimetotalH

Worktimetotal(high)

0.5S

31

TimetotalL

Worktimetotal(low)

0.5S

32

Temperature

Invertertemperature

0.1C

40

Faultcode

Inverterfaultbit

&*1

41

IPM

Temperature

TheinsideIPMininverter

Temperature

0.1C

64

WarningCode

WarningCode

90

Grid Fault

record1-code

GridFaultrecord1-code

91

Grid Faultrecord1-year|

month

GridFaultrecord1-year|month

Yearoffsetis2000

92

Grid Faultrecord1-day|

hour

GridFaultrecord1-day|hour

93

Grid Faultrecord1-min|

sec

GridFaultrecord1-min|sec

94

Grid Fault

record1-value

GridFaultrecord1-value

&*2

95

Grid Fault

record2-code

GridFaultrecord2-code

96

Grid Faultrecord2-year|

month

GridFaultrecord2-year|month

Yearoffsetis2000

97

Grid Faultrecord2-day|

hour

GridFaultrecord2-day|hour

98

Grid Fault

record2-min|sec

GridFaultrecord2-min|sec

99

Grid Fault

record2-value

GridFaultrecord2-value

100

Grid Fault

record3-code

GridFaultrecord3-code

101

Grid Fault

record3-year|month

GridFaultrecord3-year|month

Yearoffsetis2000

102

Grid Faultrecord3-day|

hour

GridFaultrecord3-day|hour

103

Grid Faultrecord3-min|

sec

GridFaultrecord3-min|sec

104

Grid Fault

record3-value

GridFaultrecord3-value

105

Grid Fault

record4-code

GridFaultrecord4-code

106

Grid Fault

record4-year|month

GridFaultrecord4-year|month

Yearoffsetis2000

107

Grid Fault

record4-day|hour

GridFaultrecord4-day|hour

108

Grid Fault

record4-min|sec

GridFaultrecord4-min|sec

109

Grid Fault

record4-value

GridFaultrecord4-value

110

Grid Fault

record5-code

GridFaultrecord5-code

111

Grid Fault

record5-year|month

GridFaultrecord5-year|month

Yearoffsetis2000

112

Grid Faultrecord5-day|

hour

GridFaultrecord5-day|hour

113

Grid Fault

record5-min|sec

GridFaultrecord5-min|sec

114

Grid Fault

record5-value

GridFaultrecord5-value

115

116

…

…

…

133

134

135

bTestProcess<<

8 |

bAutoTestStep

Autotestprocessorautoteststep

&*3

136

wAutoTestResu

lt

Autotestresult

&*4

137

cTestStepStop

Autoteststopstep

&*4

138

0

0

0

139

ValueLimit

Safetyvoltage/frequency

limitvalue

0.1V

140

TimeLimit

Safetytimelimitvalue

1ms

141

Realvalue

Realvoltage/frequency

value

0.1V

142

Testvalue

Autotesting

voltage/frequency value

0.1V

143

Testtreatvalue

Autotest

voltage/frequency treatvalue

0.1V

144

Testtreattime

Autotesttreattime

1ms

145

146

…

…

….

178

179

&*1: Inverterfaultcode:

Faulttypevalue

Means(Themessageshowedontheinverterwhentheinverter

hasfault)

1~23

" Error:99+x",

24

"AutoTestFailed",

25

"NoACConnection",

26

"PVIsolationLow",

27

"ResidualIHigh",

28

"OutputHighDCI",

29

"PVVoltageHigh",

30

"ACVOutrange

",

31

"ACFOutrange

",

32

" ModuleHot

"

&*2: Thevalueis0.1Vwhenthefaultisthevoltage,is0.01Hzwhenthefaultisthefrequency;&*3:

Highbyte

value

Means

lowbyte

value

Means

0

Autoteststop

0

Notest

1

Autoteststarting

1

Testinggridvolthighpro

2

Autotesting

2

Testinggridvoltlowpro

3

Testinggridfrequencyhigh

pro

4

Testinggridfrequencylowpro

&*4:Thevariable“wAutoTestResult”and“cTestStepStop”:wAutoTestResultisthesteptesttimecounter,whenitreachcTestStepStop,thissteptestwillstopandfail.

&*5:InverterModel:A,couldbeshow:“T0Q0PFU1M5S1”or“00F151”Tx=(A&0XF00000)>>20

Qx=(A&0X0F0000)>>16Px=(A&0x00F000)>>12Ux=(A&0x000F